INDEX OF ARTICLES

PUBLISHED IN USPEKHI FIZICHESKIKH NAUK,

VOLUMES XXXI–XL*)

	Page
I. Alphabetical index of authors	255
II. Subject index	272

	Page		Page
Adsorption	272	Cosmic rays	277
Acoustics	272	Crystalline state of matter	278
Astrophysics	272	Luminescence	279
Atomic nucleus	272	Magnetic spectroscopy	279
Biophysics	273	Magnetic properties of matter	279
Vacuum technology	273	Mesons	279
High pressures	273	Metals	280
Upper layers of the atmosphere	273	Meteorology	280
Gamma rays	274	Tracer-atom method	280
Helium	274	Mechanical properties of matter	280
Combustion	274	Microscopy	280
Fission of heavy nuclei	274	Molecules	280
Deformation	275	Molecular and electron beams	281
Diffraction	275	Neutron	281
Dielectrics and dielectric properties of matter	275	General questions	281
Liquid	275	Reflection of electromagnetic waves	281
Sound	275	Paramagnetism of nuclei	281
Isotopes and isobars	275	Surface, surface effects	281
Institutes	275	Submarine	282
Instruments, devices, and methods of measurement	275	Semiconductors	282
Interference	276	Piezoelectrics	282
Ionosphere	276	Prizes	282
Artificial radioactivity	276	Radioactivity	282
History of physics	276	Radio waves	282
Light sources	277
Cavitation	277
Quantum physics	277

*) The index was compiled by T. O. Vreden-Kobetskaya with the participation of M. S. Rabinovich.

	Page		Page
Radiolocation	282	Thermodynamics	285
Radiospectroscopy	283	Ultrasound	285
Discharge in gases	283	Ultrashort waves	285
Rockets	283	Accelerators of elementary particles	285
Propagation of electromagnetic waves	283	Ferromagnetism	286
Fission and decay of nuclei	283	Philosophical questions of physics	286
X-rays	283	Fluctuation	286
Superconductivity	283	Photographic plates (thick-layer)	286
Superfluidity	283	Photoelements	286
Seismology	283	Photoeffect	286
Sessions and meetings of scientific institutions	284	Color science	287
Soviet physics over 30 years	284	Chain reactions	287
Spectroscopy	284	Electronics	287
Alloys	285	Electron optics	287
Stalin Prizes in physics	285	Elements	287
Theoretical physics	285	Jubilee articles	287
Theory of oscillations	285	Nuclear reactions	287
		Nuclear forces	287
Obituaries	288
III. Index of reviews	288

I. ALPHABETICAL INDEX OF AUTHORS

A

Averbakh V., Relaxation theory of hearing. (Ref.) 35, 122 (1948).

Averbakh V., Nuclear photoeffect with the emission of one proton. (Ref.) 35, 276 (1948).

Averbakh V., Nuclear fissions under the action of mesotrons. (Ref.) 36, 219 (1948).

Averbakh V., Fission of elements from Pt to Bi under the action of fast neutrons. (Ref.) 36, 221 (1948).

Averbakh V., Photograph of the beta decay of a light meson in Wilson’s chamber. (Ref.) 36, 549 (1948).

Averbakh V., Observation of the formation of mesotron pairs. (Ref.) 40, 319 (1950).

Aglintsev K., On the biological action of ionizing radiations. 32, 316 (1947).

Adirovich E. I., Luminescence and the laws of spectral transformation of light. 40, 342 (1950).

Aizazov B. V. and Neiman M. B., Radioactive isotope of hydrogen—tritium. 36, 145 (1948).

Alpert Ya. L., Present state of the question of investigations of the ionosphere. I. 34, 262 (1948); II. Microphysics of the ionosphere. 36, 1 (1948); III. Some supplementary questions, 38, 309 (1949).

Anastasyevich V. S., Photographs of narrow lines. (Ref.) 39, 469 (1949).

Andreyev N. N., T. Karman and M. Biot, Mathematical methods in engineering. (Rev.) 31, 425 (1947).

INDEX TO VOLUMES XXXI–XL

Andreev N. N., D. I. Blokhintsev, Acoustics of an inhomogeneous moving medium. (Ed.) 31, 595 (1947).

Andreev N. N., G. R. Noakes, Course of Heat. J. M. Cork, Heat. (Ed.) 32, 142 (1947).

Andreev N. N., A. G. Stoletov, Collected Works, vol. 3, Introduction to Acoustics and Optics. Theory of Heat. (Ed.) 34, 310 (1948).

Andreev N. N., H. Olson, Dynamical Analogies. (Ed.) 35, 132 (1947).

Andreev N. N., S. E. Khaikin, Mechanics. (Ed.) 35, 418 (1948).

Andreev N. N., Grigorev V. S., Leizer I. G., Rosenberg L. D. and Tartakovskii B. D., Architectural acoustics in the USSR. 37, 269 (1949).

Andreev K., Projects of gigantic accelerators for obtaining particles with energies of \(10^{10}\) eV. (Abstr.) 38, 574 (1949).

Andronikashvili E. L. and Tumanov K. A., Development in the Soviet Union of the theory of superfluidity and superconductivity, 33, 469 (1947).

Andronov A. A. (see Papaleksi N. D., Andronov A. A., Gorelik G. S. and Rytov S. M.), 33, 335 (1947).

Akhiezer A. I. and Pomeranchuk I. Ya., Diffraction scattering of fast neutrons and charged particles. 39, 153 (1949).

A. V., Neutrons in air showers. (Abstr.) 37, 114 (1949).

A. V., Spectrum of electrons formed in the decay of mesons. (Abstr.) 37, 254 (1949).

A. V., Heavy nuclei in the composition of primary cosmic radiation. (Abstr.) 38, 427 (1949).

A. K., Obtaining three-dimensional graphs with the aid of a cathode oscillograph. (Abstr.) 34, 306 (1948).

A. K., Application of infrared absorption spectra at low temperatures to the analysis of mixtures of hydrocarbons. (Abstr.) 34, 452 (1948).

A. K., Physical foundations of navigation for pilots. (Abstr.) 35, 120 (1948).

A. K., Vibrational spectrum and heat capacity of face-centered cubic crystals. (Abstr.) 36, 120 (1948).

A. K., Some new aspects of thermodynamics. (Abstr.) 36, 121 (1948).

A. K., Number of valence electrons and the structure of metals and intermetallic compounds. (Abstr.) 36, 223 (1948).

A. K., Microradiography with secondary electrons. (Abstr.) 37, 259 (1949).

A. S., Isotopic shift in the spectrum of uranium. (Abstr.) 38, 571 (1949).

B

Bagaryatskii B., An instrument performing the Fourier transform. (Abstr.) 35, 124 (1948).

Bagaryatskii B., Dynamic electrometer. (Abstr.) 35, 412 (1948).

Bagaryatskii Yu., Study of the atomic structure of aging alloys. (Abstr.) 37, 507 (1949).

Barinskii R., Fine structure of the continuous spectrum of X-rays. (Abstr.) 36, 117 (1948).

Barit I. Ya., Crystal counter. (Abstr.) 31, 586 (1947).

Bell L., M. Kamen, Radioactive Indicators in Biology. (Ed.) 38, 143 (1949).

Bell L., Visual model of the atomic nucleus. (Abstr.) 40, 333 (1950).

Birger N., Multiple production of mesons and photons in cosmic-ray stars. (Abstr.) 40, 491 (1950).

Blokhin M., Reply to A. Kostarev. 33, 156 (1947).

Blochintsev D. I., Paths of development of theoretical physics in the USSR. 33, 285 (1947).

Blochintsev D. I., The microparticle and its diffraction image. 36, 367 (1948).

Blackett P. M. S., The magnetic field of rotating massive bodies. 33, 52 (1947).

Boy S., Activation analysis. 40, 440 (1950).

Bolg R., (see Morse P. and Bolt R.) 32, 185, 333, 417 (1947).

Bonch-Bruevich V. L., Quantum theories of adsorption. 40, 369 (1950).

Borziak P., P. Görlich. Photoelements, their manufacture and properties. (Rev.) 37, 262 (1949).

Borziak P. G., Session of the Division of Physico-Mathematical and Chemical Sciences of the Academy of Sciences of the Ukrainian SSR on questions of physics. 35, 284 (1948).

Borziak P., At the session of the Division of Physico-Mathematical and Chemical Sciences of the Academy of Sciences of the Ukrainian SSR. 39, 319 (1949).

Braun R., Kamerlingh U., Fauler P. G., Muirhead G., Powell K. F. and Ritson D. M., Observation of cosmic radiation using plates sensitive to electrons. 38, 526 (1949).

Bredel V., Use of a counter for investigating surface layers of metals. 40, 325 (1950).

Bredel V., A new luminous composition. (Abstr.) 40, 327 (1950).

Brekhovskikh L. M., Limits of applicability of certain approximate methods used in architectural acoustics. Concerning the article by Morse and Bolt “Sound waves in rooms.” 32, 464 (1947).

Brekhovskikh L. M., Reflection and refraction of spherical waves. 38, 1 (1949).

Bridgman P. V., Recent work in the field of high pressures. 31, 53, 210, 364 (1947).

Bragg V. L., Giant molecules. 40, 108 (1950).

Brewer A. B., (see Dobson G. M. B., Brewer A. B. and Cwilong B. M.) 31, 96 (1947).

Budnitskii G. M., Half-life of H³ and the mass of the neutrino. (Abstr.) 34, 608 (1948).

Burstein E., A new radioactive series. (Abstr.) 33, 117 (1949).

Burstein E., On one method of measuring effective cross sections for neutron absorption. (Abstr.) 33, 295 (1949).

Burstein E. L., Synchrotron at 80 MeV. (Abstr.) 37, 501 (1949).

Burstein E. L., Physical experiments carried out on the betatron and synchrotron. (Abstr.) 37, 256 (1949).

B., Regularities of alpha decay. (Abstr.) 39, 134 (1949).

B., Distribution of fission fragments of uranium 235 and uranium 233 by energies. (Abstr.) 39, 138 (1949).

B. R., Measurement of the energy-loss rates of slow nuclei H¹, H², He⁴ and Li⁶. (Abstr.) 38, 454 (1949).

V

Vavilov V. S., A new theory of the origin of primary cosmic rays. (Abstr.) 39, 612 (1949).

Vavilov V. S., Experiments on radar detection of the moon. 39, 359 (1949).

Vavilov V. S. Amplification of high-frequency currents by crystalline germanium triodes. 40, 120 (1950).

Vavilov S. I., The physics of Lucretius. 29, 161 (1946).

Vavilov S. I., The atomism of I. Newton. 31, 1 (1947).

Vavilov S. I., Experimental investigations of light quantum fluctuations by the visual method. 36, 247 (1948).
Vavilov S. I., Lenin and the philosophical problems of modern physics. 33, 145 (1949).
Vaisenberg A., New photograph of the decay of a meson in a Wilson chamber. (Ref.) 34, 441 (1948).
Vaisenberg A., New photographs of heavy mesotrons in a Wilson chamber. (Ref.) 35, 275 (1948).
Vaisenberg A., Photograph of the decay of heavy mesotrons in a Wilson chamber. (Ref.) 34, 604 (1948).
Vedenskii B. A. and Ponomarev M. I., Soviet radiophysics over 30 years. 33, 318 (1947).
Wilson R. R. (see Corson D. R. and Wilson R. R.) 36, 478 (1948).
Williams V. P., Apparatus and technique of infrared spectrometry. 37, 183 (1949).
Vladimirsky K., Nuclear induction. (Ref.) 31, 415 (1947).
Vlasov N. A., Experiments with monochromatic slow neutrons. 35, 352, 469 (1948).
Volarovich M. P., Aleksei Iosifovich Bachinsky (1877—1944). 31, 403 (1947).
Volkenshtein M., G. Eyring, J. Walter, J. Kimball, Quantum Chemistry. J. K. Uzdan. Resonance Theory and Its Application in Organic Chemistry. (Rev.) 37, 127 (1949).
Volkenshtein M., G. Herzberg, Vibrational and Rotational Spectra of Polyatomic Molecules. (Rev.) 40, 171 (1950).
Vonsovskii S. V., The modern theory of magnetism. I. 35, 514 (1948).
II. Magnetism of matter—weakly magnetic bodies. 36, 30 (1948). III. Magnetism of matter—ferromagnetism. 37, 137 (1949).
Vreden-Kobetskaya T. O. with the participation of Rabinovich M. S., Index of articles published in “Uspekhi Fizicheskikh Nauk” for the years 1918—1946, volumes I—XXX. 32, 480 (1947).
V. A., Mesons of cosmic radiation near sea level (Ref.). 40, 321 (1950).
V. A., Investigation of stopped μ-mesons by the method of the crystal counter. (Ref.) 40, 324 (1950).
V. L., Diffraction of single electrons flying one after another. (Ref.) 38, 570 (1949).
V. L., Isotopic composition of sulfur in meteorites and terrestrial objects. (Ref.) 38, 592 (1949).

G

Garnwell G. P., Physics of the submarine. 36, 528 (1948).
Geilikman B. T., Emission of light charged particles during fission of uranium (Ref.) 32, 135 (1947).
Geilikman B. O., On superconductivity of solutions of sodium in ammonia. (Ref.) 32, 254 (1947).
Geilikman B., Absence of superconductivity in uranium. (Ref.) 32, 254 (1947).
Geilikman B., Decay of negative mesotrons in matter. (Ref.) 33, 133 (1947).
Getmantsev G., On discrete sources of cosmic radio emission. (Ref.) 40, 157 (1950).
Getmantsev G., Radio emission of auroras at a frequency of 3000 Mc. (Ref.) 40, 332 (1950).
Ginzburg V. L., Radio emission of the Sun and the Galaxy. 32, 26 (1947).
Ginzburg V. L., Radiospectroscopy of molecules. 31, 320 (1947).

INDEX TO VOLUMES XXXI–XL

Ginzburg V. L. Theory of the mesotron and nuclear forces. 31, 174 (1947).

Ginzburg V. L. New data on radio emission from the Sun and the Galaxy. 34, 13 (1948).

Ginzburg V. L. Absorption of microwaves in the atmosphere. 34, 469 (1948).

Ginzburg V., J. A. Stratton. Theory of electromagnetism. (Rev.) 35, 604 (1948).

Ginzburg V. L. Theory of ferroelectric phenomena. 38, 490 (1949).

Goloborodko T. A. Elastic scattering of neutrons by atomic nuclei. 37, 414 (1949).

Goldanskii V. I. Nuclear transformations during bombardment with particles of high energies. 40, 233 (1950).

Gorbunov A. Determination of the charge of heavy particles formed during explosive fission of a nucleus. (Abstr.) 40, 153 (1950).

Gordy W. Microwave spectroscopy. 39, 201 (1949).

Gorelik G. S. (see Papalexi N. D., Andronov A. A., Gorelik G. S. and Rytov S. M.) 33, 335 (1947).

Gorelik G. S. Interference, diffraction, spectral decomposition in optics and radio. 36, 407 (1948).

Gorelik G., L. I. Mandelstam. Complete collected works. Vol. II. (Rev.) 35, 130 (1948).

Gorelik G. S. On demodulation analysis of light. 34, 321 (1948).

Gorokhovsky Yu. Scientific discussion on the nature of photosensitivity and the mechanism of formation of the latent photographic image. 39, 146 (1949).

Gosh S. K. (see Das Gupta N. N. and Gosh S. K.) 31, 491 (1947).

Grigorev V. S. (see Andreev N. N., Grigorev V. S., Leizer I. G., Rozenberg L. D. and Tartakovskii B. D.) 37, 269 (1949).

Grinberg A. P. Direct methods of isotopic identification in nuclear research. (Abstr.) 34, 303 (1948).

Gurevich S. B. (see Mikhailov I. G. and Gurevich S. B.) 35, 1 (1948).

Guro G. Investigation of slow mesons in cosmic rays. (Abstr.) 38, 126 (1949).

Guro G., M. Distribution of slow neutrons in the free atmosphere. (Abstr.) 40, 322 (1950).

G. R. Names and chemical symbols of elements with atomic numbers 43, 85, 87, 95 and 96. (Abstr.) 31, 589 (1947).

G. R. A new method of electron microscopy. 35, 595 (1948).

G. R. Light source for ballistic photography. (Abstr.) 36, 123 (1948).

G. R. Spherical particles uniform in size and their application in electron microscopy. (Abstr.) 39, 142 (1949).

D

Davydov B. I. Soviet studies on electronic semiconductors. 33, 157 (1947).

Das Gupta N. N. and Gosh S. K. The Wilson chamber and its application in physics. 31, 491 (1947).

Deryagin B. V. On the works of P. P. Lazarev in the field of biological physics. (On the fifth anniversary of the death of P. P. Lazarev) 32, 81 (1947).

Deryagin B. V., N. K. Adam. Physics and chemistry of surfaces. (Rev.) 35, 294 (1948).

Deryagin B. and Krotova N. Electrical theory of adhesion (sticking) of films to solid surfaces and its experimental substantiation. 36, 387 (1948).

Dzhelepov B. and Petrovich S., Table of atomic nuclei 40, 497 (1950).

Dzantiyev B. G. and Neiman M. B., Radioactive isotopes of iodine. 35, 154 (1948).

Dzantiyev B. G. and Neiman M. B., Radioactive isotopes of phosphorus. 38, 338 (1949).

Dobson G. M. B., Brewer A. W. and Cwilong B. M., Meteorology of the lower layers of the stratosphere. 31, 95 (1947).

Don Leet L., Seismic phenomena during the test of an atomic bomb. 31, 264 (1947).

Zh

Zhdanov G. B., Decay and nuclear interactions of stopped charged mesons. 39, 512 (1949).

Zhdanov G. B., Nuclear processes in cosmic rays. (Ref.) 40, 143 (1950).

Z

Zeifert G. S., Mills M. M. and Sammerfield M., Physics of rockets. 34, 34, 331, 560 (1948).

Zener K. and Hollomon J., Problems of inelastic deformation of metals. 31, 16 (1947).

Zener K. (see Hollomon J. and Zener K.) 31, 38 (1947).

I

Ivanenko D., Introduction to the theory of elementary particles. 32, 149, 261 (1947).

Ivanenko D., G. Bethe, Introduction to the theory of the atomic nucleus. (Ref.) 35, 607 (1948).

Ivanenko D., P. A. M. Dirac, Principles of quantum mechanics, 3rd ed. (Rev.) 36, 228 (1948).

Ivanenko D., S. V. Al′tshuler, Tagged atoms. (Rev.) 36, 568 (1948).

Ivanenko D., Louis de Broglie, General theory of spin particles. (Rev.) 38, 304 (1949).

Ivanenko D., M. I. Korsunskii, Atomic nucleus. (Rev.) 38, 616 (1949).

Il′ina A. A., New photoresistances. (Ref.) 31, 423 (1947).

Il′ina A., A new method of infrared photography. (Ref.) 31, 588 (1947).

Il′ina A. A., Use of a “blinking” filter for distinguishing colors close in hue. (Ref.) 31, 422 (1947).

Il′ina A., Electrolytic selenium photocell. (Ref.) 31, 587 (1947).

Il′ina A. A., Combined light filters for ultraviolet. (Ref.) 37, 395 (1949).

Il’ina A., News in spectrophotometry. 1. Two-stage spectral sensitometry with a biprism; 2. Application of Fery’s prism in the new Bežmana spectrophotometer; 3. Application of a new scale for constructing rectilinear curves of blackening. (Ref.) 39, 619 (1949).

Il’ina A., A new photographic process. (Ref.) 37, 504 (1949).

Il’ina A., Conference on molecular spectral analysis. 40, 163 (1950).

Irvin J., Industrial applications of radioelements. 40, 301 (1950).

Ioffe A. F., Soviet physicists and pre-revolutionary physics in Russia. 33, 453 (1947).

I. Sh., A new isotope of uranium. (Rev.) 33, 139 (1947).

I. Sh., Investigation of the crystalline structure of ice by means of neutron diffraction. (Ref.) 39, 140 (1949).

K

Kamerini U. (see Brown R., Kamerini U., Fowler P. G., Muirhead G., Powell K. F. and Ritson D. M.) 38, 526 (1949).

Kamerini U. (see Powell K. F., Kamerini U. and others) 40, 76 (1950).

Kaptsov N. A., Russian electricians of the nineteenth century. 35, 80 (1948).

Kaptsov N. A., Physics of electrical discharges in gases over thirty years in the USSR. 35, 329 (1948).

Kaptsov N. M. A. Shatelen, Russian electrical engineers of the second half of the nineteenth century. (Rev.) 38, 612 (1949).

Kasper I. S. (see Harker and Kasper I. S.) 35, 271 (1948).

Kvailon G. B. M. (see Dobson G. M. B., Brewer A. V. and Kvailon B. M.) 31, 96 (1947).

Kellogg J. B. M. and Millman S., Molecular beams and the magnetic resonance method. Radio-frequency spectra of atoms and molecules. 34, 72 (1948).

Kiselev B. A., Works of P. N. Lebedev on infrared spectroscopy. 40, 313 (1950).

Kitaigorodskii A. I., Atomic radii and interatomic distances in metals. (Ref.) 33, 443 (1947).

Kitaigorodskii A. I., N. V. Belov, Structure of ionic crystals and metallic phases. (Rev.) 33, 141 (1947).

Kitaigorodskii A. I., M. V. Vol’kenshtein, Structure of molecules. (Rev.) 33, 281 (1947).

Kitaigorodskii A. I., D. N. Nasledov, Lecture notes on physics (optics and the structure of the atom). (Rev.) 33, 604 (1947).

Kitaigorodskii A., M. X. Pirenne, Diffraction of X-rays and electrons on free molecules. (Rev.) 33, 450 (1947).

Kitaigorodskii A. I., Scattering of X-rays at small angles in colloidal systems. (Ref.) 33, 601 (1947).

Kitaigorodskii A. I., Physical methods in organic chemistry, vol. I and vol. II. (Rev.) 33, 144 (1947).

Kitaigorodskii A. I., Measurement of X-ray scattering by a single crystal with the aid of a Geiger counter. (Ref.) 36, 554 (1948).

Kitaigorodskii A. I., The crystalline structure of “globular” proteins. 35, 237 (1948).

Kitaigorodskii A. I. and J. Kurs, Course of physics, edited by Acad. N. D. Papaleksi, vol. II. (Rev.) 35, 292 (1948).

INDEX TO VOLUMES XXXI–XL

Kitaigorodskii A. I., P. P. Lazarev, Energy, Its Sources on Earth and Its Prospects. (Rev.) 34, 455 (1948).

Kitaigorodskii A. I., W. T. Sproull, Application of X-rays. (Rev.) 35, 133 (1948).

Kitaigorodskii A. I., Packing of Molecules in Crystals of Organic Compounds. 34, 122 (1948).

Kitaigorodskii A. I., and Ch. S. Barrett, Structure of Metals. (Crystallographic Methods, Principles and Data.) (Rev.) 37, 264 (1949).

Kitaigorodskii A. I., M. Buerger, X-ray Crystallography. (Rev.) 37, 401 (1949).

Kitaigorodskii A., A Course of Physics, ed. by Acad. N. D. Papaleksi, vol. 1, Mechanics. Acoustics. Heat and Molecular Physics. (Rev.) 37, 121 (1949).

Kitaigorodskii A., Z. G. Pinsker, Electron Diffraction. (Rev.) 39, 474 (1949).

Kozinets O. I., Determination of the masses of nuclei of fragments emitting delayed neutrons. (Rev.) 35, 589 (1948).

Kondon E. U., Franck–Condon principle and related questions. 35, 35 (1948).

Kondorskii E. I., Works of scientists of the USSR on ferromagnetism. 33, 194 (1947).

Kondorskii E., S. V. Vonsovskii and Ya. S. Shur, Ferromagnetism (Rev.) 36, 129 (1948).

Kondrat'ev V. N., Interaction of neutrons with nuclei. 34, 169 (1948).

Kondrat'ev V. N., Distribution of active reaction centers in the combustion zone. 36, 359 (1948).

Kondrat'ev V. N., Energy levels of atomic nuclei. 38, 158 (1949).

Konobeevskii S. T., X-ray structural analysis and X-ray spectroscopy over 30 years. 33, 533 (1947).

Korolev F. A., On methodological errors in Prof. S. E. Khaikin’s book “Mechanics,” 2nd ed. 37, 388 (1949).

Corson D. R. and Wilson R. R., Counters of Particles and Quanta 36, 478 (1948).

Kostarev A. I., On the theory of the fine structure of X-ray absorption spectra of solids. (Several comments on the article by M. A. Blokhin, “X-ray Spectra as a Method for Studying the Distribution of Electrons by States.”) 33, 152 (1947).

Kravets T. P., Thirty Years of Soviet Optics. 33, 23 (1947).

Kravets T. P., Evolution of the doctrine of energy (1847–1947). 36, 338 (1948).

Kravets T. P., On the seventy-fifth anniversary of the death of B. S. Jacobi (1874–1949). 38, 410 (1949).

Krasnovskii A. A. (see Terenin A. N. and Krasnovskii A. A.) 37, 65 (1949).

Krotova N. (see Deryagin B. and Krotova N.) 36, 387 (1948).

Kuznetsov I. V., On one vicious interpretation of the second law of thermodynamics. (N. V. Kashin. A Course of Physics for Teachers’ Institutes, vol. I.) 39, 299 (1949).

L

Landsberg G. S., Paul Langevin (1872–1946). 31, 289 (1947).

Landsberg G. S., Doppler–Fizeau phenomenon and molecular motion. 36, 284 (1948).

Lattes K. M. G., Occhialini G. P. S., Powell C. F., and Frank F. C., Observations on the tracks of slow mesons in photographic emulsions. 34, 370 (1948).

Levin B. Yu., Observations of meteors by means of radars. 32, 406 (1947).

Levshin B. Yu., Study of the density of the high layers of the atmosphere by meteor methods. 34, 500 (1948).

Levshin V. L., N. Riehl, Luminescence. Physical properties and technical applications. (Rev.) 31, 286 (1947).

Leizer I. G. (see Andreev N., Grigoryev V. S., Leizer I. G., Rosenberg L. D., and Tartakovsky B. D.) 37, 269 (1949).

Leshkovtsev V. A., Investigation of reactions of the type \((d,p)\) on magnesium, aluminum, silicon, and oxygen. (Ref.) 39, 307 (1949).

Leshkovtsev V., \(K\)-spectrum of element No. 61. (Ref.) 38, 444 (1949).

Leshkovtsev V., On the distribution of nuclear splittings near large shock lines of heavy particles. (Ref.) 38, 456 (1949).

Leshkovtsev V., Absorption of ultrasonic waves by single crystals. (Ref.) 38, 293 (1949).

Leshkovtsev V., Ultrasonic microscope. (Ref.) 38, 292 (1949).

Leshkovtsev V., Physical method of separation of nuclear isomers. (Ref.) 38, 114 (1949).

Lifshitz E. M., Theory of superfluidity of helium II. 34, 512 (1948).

Likhtman V. I., Physicochemical phenomena in the deformation of metallic single crystals. 39, 371 (1949).

Lopukhin V., Artificial production of mesons. 35, 149 (1948).

Lopukhin V. M., Traveling-wave tube. 36, 456 (1948).

Lopukhin V. M., Electromagnetic radiation in accelerators. 34, 398 (1948).

Lopukhin V. M., A new type of microwave amplifier. 40, 592 (1950).

Lukyanov S. Yu., Soviet electronics over 30 years. 33, 549 (1947).

Lundin A. G. and Neiman M. B., Radioactive isotopes of nitrogen. 40, 40 (1950).

Langmuir Irving, Growth of particles in fumes and clouds and the formation of snow from supercooled clouds. 37, 349 (1949).

M

Malov N. Dzh., Slater, Transmission of ultrashort radio waves. (Rev.) 31, 426 (1947).

Malov N. N., R. V. Pohl, Introduction to optics. (Rev.) 34, 612 (1948).

Malov N., S. Ramo and J. Whinnery, Fields and waves in modern radio engineering. (Rev.) 36, 567 (1948).

Malov N., Louis de Broglie, Electromagnetic waves in waveguides and hollow resonators. (Rev.) 38, 304 (1949).

Mark G., Molecular structure and mechanical properties of high polymers. 32, 239 (1947).

Meggers V. F., Wavelengths of radiation of artificial mercury as a secondary standard of length. 36, 105 (1948).

Meiklyar P. V., Latent photographic image. 38, 43 (1949).

Metter I., Physical nature of cavitation and the mechanism of cavitation damage. 35, 52 (1948).

Migulin V. V., Interference of radio waves, 33, 353 (1947).

Milman S. (see Kellogg J. M. and Milman S.), 34, 72 (1948).

Mills M. M. (see Seifert H. S., Mills M. M. and Summerfield M.) 34, 34, 334, 560 (1948).

Milyutin V. I., Emission electron microscope, 38, 377 (1949).

Mikhailov I. G. and Gurevich S. V., Absorption of ultrasonic waves in liquids, 35, 1 (1948).

Morgulis N. D., F. Maxfield and R. Benedict, Theory of gas conductivity and electronics. (Rev.) 28, 142 (1946).

Morgulis N. D., Cathodic sputtering, 28, 202 (1946).

Morgulis N. D., V. F. Vlasov, Electrovacuum devices. (Rev.) 31, 153 (1947).

Morgulis N. D., Applied electronics. (Rev.) 31, 154 (1947).

Morgulis N. D., J. Milman and S. Seely, Electronics. (Rev.) 31, 594 (1947).

Morgulis N. D., E. Brüche and A. Recknagel, Electronic devices. (Rev.) 32, 143 (1947).

Morgulis N. D., I. Doss and G. Mierdel, Electric current in vacuum and in gases. 2nd ed. (Rev.) 33, 147 (1947).

Morgulis N. D., N. A. Kaptsov, Electrical phenomena in gases and in vacuum. (Rev.) 33, 447 (1947).

Morgulis N. D., Electronics and its application in science and technology (Rev.) 34, 457 (1948).

Morgulis N. D., A. A. Ivanov, Electrovacuum technology. (Rev.) 35, 131 (1948).

Morgulis N. D., S. Yu. Lukyanov, Photoelements. (Rev.) 35, 419 (1948).

Morgulis N. D., J. Yarwood, High vacuum technique. 2nd ed. (Rev.) 35, 420 (1948).

Morgulis N. D., S. Inanananda, High vacuum. (Rev.) 36, 131 (1948).

Morgulis N. D., G. Tyagunov and A. Zhigarev, 1. Electron tubes (instructional tables). 2. Electronic devices (instructional tables). (Rev.) 38, 458 (1949).

Morgulis N. D., G. Herrmann and S. Wagener, Oxide cathode. (Rev.) 39, 150 (1949).

Morgulis N. D., V. F. Vlasov, Electrovacuum devices (Rev.) 40, 335 (1950).

Morse F. and Bolt R., Sound waves in rooms. 32, 185, 333, 417 (1947).

Muirhead G. (see Brown R., Camerini U., Fowler P. H., Muirhead G., Powell C. F. and Ritson D. M.) 38, 526 (1949).

N

Neiman M. B. (see Aivazov B. V. and Neiman M. B.) 36, 145 (1948).

Neiman M. B. (see Dzantieva B. G. and Neiman M. B.) 35, 154 (1948).

Neiman M. B. (see Dzantieva B. G. and Neiman M. B.) 38, 338 (1949).

Neiman M. B. (see Lundin A. G. and Neiman M. B.) 40, 40 (1950).

Nemirovskii P., Fission of uranium nuclei into three and four fragments. (Ref.) 33, 134 (1947).

Nemirovskii P., Investigation of nuclear disintegrations in cosmic rays by means of photographic plates. (Ref.) 33, 439 (1947).

Nemirovskii P., A new type of nuclear reactions observed in photoemulsions. (Ref.) 33, 136 (1947).

Nekhamkina E. N., Books on physics published in 1949. (Index.) 40, 173 (1950).
Nikolsky K. V., Review of the latest theories of the interaction of nucleons. (Ref.) 33, 441 (1947).
Nichik M. S., On the history of the discovery of the dissolution equation. 40, 338 (1950).

O

Ozerov R. P., Application of neutron diffraction to the study of the structure of crystalline substances. (Ref.) 38, 413 (1949).
Okkialini G. P. S. (see Powell K. F. and Okkialini G. P. S.) 35, 213, 384 (1948).
Ormont B. F., On the transition in structural and spectroscopic studies from units kX to Å units. (Ref.) 38, 123 (1949).

P

Papaleksi N. D., Andronov A. A., Gorelik G. S. and Rytov S. M., Some investigations in the field of nonlinear oscillations carried out in the USSR, beginning in 1935. 33, 335 (1947).
Papaleksi N. D., Modern radio and science. 31, 297 (1947).
Papaleksi N. D., Evolution of the concept of resonance. 31, 447 (1947).
Parkins V. (see Smith L., Parkins V. and Forrester A.) 35, 556 (1948).
Perey M., Element 87. 32, 66 (1947).
Pomeranchuk I. Ya. (see Akhiezer A. I. and Pomeranchuk I. Ya.) 39, 153 (1949).
Ponomarev M. I. (see Vvedensky B. A. and Ponomarev M. I.) 33, 318 (1947).
Porai-Koshits E. A., Diffuse scattering of X-rays at small angles. 39, 573 (1949).
Powell K. F. (see Lattes K. M. G., Okkialini G. P. S., Powell K. F. and Frank F. K.) 34, 370 (1948).
Powell K. F. (see Brown R., Camerini U., Fowler P. H., Muirhead H., Powell K. F. and Ritson D. M.) 38, 526 (1949).
Powell K. F. and Okkialini G. P. S., Nuclear physics in photographs. Tracks of charged particles in photographic emulsions. 35, 213, 384 (1948).
Powell K. F., Camerini U. et al., Nuclear disintegrations caused by cosmic particles of high energy. 40, 76 (1950).

R

Rabinovich M. S. (see Vreden-Kobetskaya T. O.) 32, 480 (1947).
Rabinovich M., Visible radiation in a synchrotron. (Ref.) 33, 277 (1947).
Rabinovich M., Giant cyclotron with modulated frequency (phasotron). (Ref.) 32, 396 (1947).
Rabinovich M. S., The first operating synchrotron for 8 million electron-volts. (Ref.) 31, 584 (1947).
Rabinovich M., Experiments on the decay of negative mesons. (Ref.) 33, 129 (1947).

Rabinovich M. S., Lifetime of heavy mesons. (Ref.) 37, 500 (1949).

Rabinovich M., Experimental proof of the existence of exchange nuclear forces. (Ref.) 38, 435 (1949).

Radovskii M., In the Commission on the History of Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 32, 138 (1947).

Radovskii M., F. Veitkov, “Annals of Electricity.” 2nd ed., rev. (Rev.) 33, 148 (1947).

Radovskii M., Anniversary of the death of Academician A. N. Krylov. 31, 149 (1947).

Radovskii M., B. N. Menshutkin, Biography of Mikhail Vasil’evich Lomonosov. 3rd ed. (Rev.) 32, 144 (1947).

Radovskii M. I., Academician B. S. Yakobi on his scientific and practical activity. 35, 580 (1948).

Radovskii M., In the Commission on the History of Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 34, 610 (1948).

Radovskii M., In the Commission on the History of Physico-Mathematical Sciences. 35, 127 (1948).

Radovskii M., In the Commission on the History of Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 35, 290 (1948).

Radovskii M., I. D. Artamonov, Vladimir Nikolaevich Chikolev. (Rev.) 37, 131 (1949).

Radovskii M., Reports on the history of physics at a session of the Academy of Sciences of the USSR. 38, 135 (1949).

Ratner B., Crystal counters. (Ref.) 40, 154 (1950).

Rzhanov A. V., Barium titanate—a new ferroelectric. 38, 461 (1949).

Rzhevkin S. N., Advances in Soviet acoustics. 34, 1 (1948).

Ril’ N. V., Migration of energy and its role in biological processes. 35, 186 (1948).

Ritson D. M. (see Brown R., Cameron U., Fowler P. G., Muirhead G., Powell C. F., and Ritson D. M.). 35, 526 (1949).

Rozenberg G., The ultraviolet spectrum of the Sun obtained from altitudes up to 88 kilometers. (Ref.) 31, 281 (1947).

Rozenberg G., An attempt at an experimental verification of Blackett’s theory of terrestrial magnetism. (Ref.) 34, 443 (1948).

Rozenberg G., Measurement of pressure and temperature in the upper layers of the atmosphere. (Ref.) 34, 445 (1948).

Rozenberg G., A selenium pile as a polarizer for infrared radiation. (Ref.) 35, 415 (1948).

Rozenberg G., Measurement of the amount of oxygen on the Sun. (Ref.) 35, 591 (1948).

Rozenberg G., Polarization of radiation arising during annihilation of a positron–electron pair. (Ref.) 36, 550 (1948).

Rozenberg G., Photosensitive glass. (Ref.) 37, 116 (1949).

Rozenberg G., An absolute capillary voltmeter. (Ref.) 37, 117 (1949).

Rozenberg G., Photography and spectrography of the night sky in the infrared region of the spectrum with the aid of an electron-optical converter. (Ref.) 38, 446 (1949).

Rozenberg G., “Transparent metal” and new possibilities for optical investigation of stresses. (Ref.) 38, 590 (1949).

Rozenberg G., Observation of clouds and rain with the aid of radiolocators. (Ref.) 39, 315 (1949).

Rozenberg G., Chemical composition of the atmosphere at an altitude of 70 km. (Ref.) 39, 471 (1949).

Rosenberg G., New data on the twilight luminescence of atmospheric sodium. (Ref.) 39, 623 (1949).

Rosenberg G., Observation of the spin moment of centimeter waves. (Ref.) 40, 328 (1950).

Rosenberg L. D. (see Andreev N. N., Grigoriev V. S., Leizer I. G., Rosenberg L. D. and Tartakovsky B. D.) 37, 269 (1949).

Rosenberg L. D., The frequency range necessary for good transmission of speech and music. (Ref.) 38, 120 (1949).

Rosenberg L. D., Concave ultrasonic radiators. 39, 456 (1949).

Rossi Bruno, Interpretation of phenomena occurring in cosmic rays. 38, 222 (1949).

Rochlin G. N., A new point source of light. (Ref.) 31, 147 (1947).

Rochlin G. N., Cesium lamp. (Ref.) 32, 256 (1947).

Rytov S. M. (see Papaleksi N. D., Andronov A. A., Gorelik G. S., Rytov S. M.) 33, 335 (1947).

Rytov S. M., Nikolai Dmitrievich Papaleksi. 31, 429 (1947).

R. G., On the droplet method of determining the charge of the electron. (Ref.) 39, 313 (1949).

R. G., Polarization of an electron beam in scattering. (Ref.) 39, 464 (1949).

R. K., Investigation of the absorption of high-energy gamma quanta. (Ref.) 38, 299 (1949).

S

Salomonovich A. E., On electrical and mechanical ferroresonance. 34, 415 (1948).

Sammerfield M. M. (see Seifert G. S., Mills M. M. and Sammerfield M. M.) 34, 334, 560 (1948).

Samoilovich A. G., P. G. Bergman, Introduction to the Theory of Relativity. (Ref.) 35, 603 (1948).

Sakharov A. D., Production of low-energy neutrons by filtration through graphite. (Ref.) 32, 136 (1947).

Sakharov A., Observation of cosmic radiation by means of photographic plates sensitive to electrons. (Ref.) 38, 452 (1949).

Skanavi G. I., Physics of dielectrics in the Soviet Union. 33, 165 (1947).

Slater J. K., Design of linear accelerators. 37, 316, 456 (1949).

Smith L., Parkins V. and Forrester A., Separation of isotopes in large quantities by electromagnetic methods. 35, 556 (1948).

Smorodinsky Ya. A., Displacement of the terms of hydrogen-like atoms and the anomalous magnetic moment of the electron. 39, 325 (1949).

Sokolov S. Ya., Modern problems of the application of ultrasound. 40, 3 (1950).

Sominsky M. S., The reform of F. F. Petrushevsky. 37, 378 (1949).

Suvorov S. G., Lenin’s theory of knowledge—the philosophical basis for the development of physics. 39, 3 (1949).

Suvorov S. G. and Shteinman R. Ya., For a consistently materialist interpretation of the foundations of mechanics. 40, 407 (1950).

T

Takibaev Zh. S., Correlation between the angles of emission of electrons and recoil nuclei in $\beta$-decay of $\mathrm{P}^{33}$. (Ref.) 35, 281 (1948).

Tamm I. E., The meson problem and the present state of the theory of cosmic rays. 31, 157 (1947).

Tartakovskii B. D. (see Andreev N. N., Grigor’ev V. S., Leizer I. G., Rozenberg L. D. and Tartakovskii B. D.) 37, 269 (1949).

Tartakovskii B. D., Expanded meeting of the Acoustical Commission of the Academy of Sciences of the USSR. 33, 595 (1949).

Terenin A. N., Splitting of molecules by the action of light. 36, 292 (1948).

Terenin A. N. and Krasnovskii A. A., On the question of energy migration in biological processes. 37, 65 (1949).

Tolstov K. D., Mass and range of fragments from plutonium fission. (Ref.) 37, 399 (1949).

Tolstov K. D., Uranium 235 in thucholite. (Ref.) 40, 493 (1950).

Toporets A. S., Monochromators. 40, 255 (1950).

Tumanov K. A. (see Andronikashvili E. L. and Tumanov K. A.) 33, 469 (1947).

Tumanov K. A., The isotope $\mathrm{He}^{3}$. 37, 405 (1949).

Tumanov K., New data on $\mathrm{He}^{3}$. (Ref.) 38, 439 (1949).

U

Uebb D. Kh., Photographic plates for nuclear physics, 38, 77 (1949).

F

Fabrikant V., K. V. Zworykin, G. A. Morton, E. G. Ramberg, I. Gille and A. V. Vance, Electron optics and the electron microscope. (Rev.) 33, 448 (1947).

Fabrikant V. A., Some questions of the optics of a gas discharge. 32, 1 (1947).

Fabrikant V., P. I. Oran’e ml, Principles of operation, properties and applications of gas-discharge lamps. (Rev.) 33, 606 (1947).

Fauler P. G. (see Brown R., Camerini U., Fowler P. G., Muirhead G., Powell C. F. and Ritson D. M.) 38, 526 (1949).

Fedorov V., Vacuum soldering of metal to ceramics. (Ref.) 33, 279 (1947).

Fedorov V. V., Theory of high-speed vacuum pumps. (Ref.) 34, 156 (1948).

Fedorov V., Photographic plates with thick emulsion layers. (Ref.) 34, 450 (1948).

Fedorov V. V., Vacuum soldering of metal to ceramics. (Ref.) 35, 594 (1948).

Fedorov V., High-vacuum valves. 36, 226 (1948).

Fedorov V. V., Zirconium lamps. (Ref.) 37, 119 (1949).

Fedorov V. V., Palladium leak detector. (Ref.) 37, 513 (1949).

Fedorov V. V., Devices for dosing gases. (Ref.) 39, 317 (1949).

Fedorov V. V., Movable vacuum feedthroughs. (Ref.) 39, 626 (1949).

INDEX TO VOLUMES XXXI–XL

Feofilov P. P., Polarized luminescence. 36, 417 (1949).

Feofilov P., Second All-Union Conference on Luminescence. 36, 557 (1948).

Fermi E., Elementary theory of reactors with chain nuclear reactions. 32, 54 (1947).

Finkelstein B. N., Gibbs J. V., Fundamental principles of statistical mechanics. (Ed.) 33, 283 (1947).

Fock V. A., Fresnel’s laws of reflection and the laws of diffraction. 36, 308 (1948).

Frank F. C. (see Lattes C. M. G., Occhialini G. P. S., Powell C. F., and Frank F. C.) 34, 370 (1948).

Forrester A. (see Smith L., Parkins W., and Forrester A.) 35, 556 (1948).

Frenkel Ya. I., Theoretical physics in the USSR over 30 years. 33, 294 (1947).

Frenkel Ya. I., Interatomic forces in solid and liquid bodies. 36, 328, 1948.

X

Khazanov V. S. (see Yurov S. G. and Khazanov V. S.) 38, 547 (1949).

Haikin S. E., On the methodological shortcomings of my textbook “Mechanics.” (Letter to the editor.) 40, 483 (1950).

Halbert E. O., The high layers of the Earth’s atmosphere. 34, 481 (1948).

Kharin D., On the article by Don Leet “Seismic phenomena during atomic-bomb tests.” 31, 276 (1947).

Kharitonov V. M., Counters with high resolving power. 39, 402 (1949).

Harker D. and Kasper J. S., Direct determination of the phases of Fourier coefficients from X-ray diffraction data. 35, 271 (1948).

Kharkevich A., V. V. Furduev, Electroacoustics. (Ed.) 37, 514 (1949).

Khvostikov I. A., Infrared radiation of the night sky and dissociation of nitrogen in the ionosphere. 33, 570 (1947).

Khvostikov I. A., Luminescence of the atmosphere. 36, 372 (1948).

Hollomon J. H. (see Zener C. and Hollomon J. H.) 31, 16 (1947).

Hollomon J. H. and Zener C., Problems of the fracture of metals. 31, 38 (1947).

Hofstadter R., Crystal counters. 39, 426 (1949).

Ts

Tsarev B. M., Electrometric tubes. 35, 251 (1948).

Tsarev B. M., The electron projector as a method of physico-chemical research. 36, 181 (1948).

Ch

Chekalin V. L., Vladimir Nikolaevich Chikolev and his optical research. (On the fiftieth anniversary of his death.) 34, 592 (1948).

Chenakal V. L., Fedor Fomich Petrushevsky and his works on optics and color science. (On the 120th anniversary of his birth.) 36, 210 (1948).

Chechik N. O., Application of photomultipliers in spectral analysis. 37, 74 (1949).

Sh

Shapiro I. S., New data on the magnetic moment of the deuteron. (Ref.) 33, 137 (1947).

Shapiro I. S., A precision method for measuring the energy of γ-rays. (Ref.) 39, 466 (1949).

Shapiro I. S., Internal conversion of γ-rays and the determination of quantum characteristics of nuclear levels. 40, 189 (1950).

Shepel V. V., Physicists—laureates of Stalin Prizes. On the 10th anniversary of the establishment of the Stalin Prizes. 39, 493 (1949).

Shishkin N. S., Formation of cellular structures in layers of liquid or gas. 31, 461 (1947).

Shishkina M. V., On the infrared radiation of the night sky. (Ref.) 33, 450 (1949).

Shorygin S. A., Annotated index of literature on the physical sciences. 34, 614 (1948); 35, 136 (1948); 35, 297 (1948); 35, 420 (1948); 35, 610 (1948); 36, 133 (1948); 36, 231 (1948).

Shorygin S. A., Annotated index of nonperiodical literature on the physical sciences. 34, 161 (1948); 34, 311 (1948); 34, 459 (1948).

Shostin N. A., The electromagnetism laboratory at the Physics Faculty of Moscow State University (on the 30th anniversary of its founding). 33, 133 (1949).

Shpolsky E. V., Nikolai Alekseevich Umov. (1846–1915). 31, 129 (1947).

Shpolsky E., Multiple nuclear disintegrations (“stars”) under the action of X-rays at 100 MeV. (Ref.) 31, 278 (1947).

Shpolsky E., Application of light scattering to the determination of molecular weight. (Ref.) 31, 417 (1947).

Shpolsky E., A pneumatic detector of infrared radiation. (Ref.) 31, 421 (1947).

Shpolsky E., On the history of the exclusion principle (Pauli principle). (Ref.) 32, 132 (1947).

Shpolsky E. V., Production of strong centrifugal fields. (Ref.) 32, 134 (1947).

Shpolsky E., G. Semat. Introduction to atomic physics. (Rev.) 32, 258 (1947).

Shpolsky E. V., New methods in microscopy. 32, 376 (1947).

Shpolsky E. V., Organization of Soviet physics. 33, 3 (1947).

Shpolsky E. A. N. Terenin, Photochemistry of dyes and related organic compounds. (Rev.) 34, 303 (1948).

Shpolsky E., Fission of bismuth, lead, thallium, platinum, and tantalum by high-energy particles. (Ref.) 34, 440 (1948).

Shpolsky E., V. N. Kondrat’ev. Structure of atoms and molecules. (Rev.) 34, 454 (1948).

Shpolsky E., M. A. Konstantinova-Shlezinger. Luminescent analysis. (Rev.) 37, 515 (1949).

Shpolsky E., V. Riedler. Introduction to nuclear physics. (Rev.) 38, 618 (1948).

Shpolsky E., André Berthelot. From the atom to atomic energy. (Rev.) 39, 619 (1949).

Shpolsky É. V., Stability of stable isotopes. (Ref.) 40, 142 (1950).

Shpolsky É. V., D. Key and T. Laby. Handbook for the experimental physicist. (Rev.) 40, 170 (1950).

Shpolsky É. V., Spin and magnetic moment of light helium (He³). (Ref.) 40, 318 (1950).

Shteinman R. Ya. (see Suvorov S. G. and Shteinman R. Ya.) 40, 407 (1950).

Sh., Investigation of the spectrum of electrons produced in the decay of stopped mesons, using a Wilson chamber. (Ref.) 39, 132 (1949).

E

Elliot A., Recent advances in the development of photocells for infrared light. 36, 83 (1948).

Elmore V. S., Electronics in nuclear physics. 39, 51 (1949).

Estermann I., Technique of molecular beams. 32, 89 (1947).

Yu

Yurov S. G., S. S. Baranov, S. V. Khludov, É. V. Shpolsky, Atlas of transmission spectra of transparent colored films. (Rev.) 37, 130 (1949).

Yurov S. G. and Khazanov V. S., Photometric properties of selenium photocells with a blocking layer. 33, 517 (1949).

Yuryev V., Transparency and polarizing ability of polyvinyl-polaroids in the ultraviolet. (Ref.) 40, 491 (1950).

Yu., New methods for detecting defects in crystals. (Ref.) 40, 159 (1950).

Articles without indication of author

Biological effects of microwaves. (Ref.) 39, 144 (1949).

In the Commission on the History of the Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 35, 598 (1948).

Investigation of the fission of uranium accompanied by the emission of alpha particles. (Ref.) 39, 137 (1949).

July session of the Division of Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 36, 126 (1948).

March session of the Division of Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 31, 591 (1947).

Nobel Prize in Physics for 1946. 31, 593 (1947).

On competitions for prizes of the Academy of Sciences of the USSR in 1949. (Ref.) 37, 135 (1949).

October session of the Division of Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 31, 151 (1947).

Fragments formed in the fission of uranium nuclei. 33, 77 (1947).

Awarding of the Stalin Prizes for 1948. 33, 128 (1949).

Comrade Stalin—the greatest scientist of our epoch. (On the seventieth anniversary of his birth.) 39, 477 (1949).

Stalin Prizes in physics for 1947. 36, 125 (1948).

January session of the Division of Physico-Mathematical Sciences of the Academy of Sciences of the USSR. 31, 284 (1947).

On the discussion of S. E. Khaikin’s textbook “Mechanics.”

Review of materials received by the editors of UFN. 40, 483 (1950).

On one methodological distortion. 40, 340 (1950).

II. SUBJECT INDEX

Adsorption

Bonch-Bruevich V. L., Quantum theories of adsorption. 40, 369 (1950).

Acoustics

Morse Ph. and Bolt R., Sound waves in rooms. 32, 185, 333, 417 (1947).
Brekhovskikh L., Limits of applicability of certain approximate methods used in architectural acoustics. 32, 464 (1947).
Rzhevkin S. N., Successes of Soviet acoustics. 34, 1 (1948).
Andreev N. N., Grigoriev V. S., Leizer I. G., Rozenberg L. D. and Tartakovskii B. D., Architectural acoustics in the USSR. 37, 269 (1949).
Brekhovskikh L. M., Reflection and refraction of spherical waves. 38, 1 (1949).
Rozenberg L. D., Frequency range necessary for good transmission of speech and music. 33, 120 (1949).
Tartakovskii B. D., Extended meeting of the Acoustics Commission of the Academy of Sciences of the USSR. 38, 595 (1949).

Astrophysics

Blackett P. M. S., The magnetic field of rotating massive bodies. 33, 52 (1947).
Ginzburg V. L., Radio emission of the Sun and the Galaxy. 32, 26 (1947).
Ginzburg V. L., New data on the radio emission of the Sun and the Galaxy. 34, 13 (1948).
Rosenberg G., The ultraviolet spectrum of the Sun obtained from heights up to 88 kilometers. 31, 281 (1947).
Rosenberg G., An attempt at experimental verification of Blackett’s theory of terrestrial magnetism. 34, 443 (1948).
Rosenberg G., Measurement of the amount of oxygen on the Sun. 35, 591 (1948).
Getmantsev G., On discrete sources of cosmic radio emission. 40, 157 (1950).

Atomic Nucleus

(see also Nuclear forces, nuclear reactions, Fission of nuclei, radioactivity, Neutron, Chain reactions, Paramagnetism of nuclei)

Shapiro I. S., New data on the magnetic moment of the deuteron. 33, 137 (1947).
I. Sh., A new isotope of uranium. 33, 139 (1947).
Grinberg A. P., Direct methods of isotopic identification in nuclear investigations. 34, 303 (1948).
Dzantieev B. G. and Neiman M. B., Radioactive isotopes of iodine. 35, 154 (1948).
Powell C. F. and Occhialini G. P. S., Nuclear physics in photographs. Traces of charged particles in photographic emulsions. 35, 213, 384 (1948).
Averbakh V., Nuclear photoeffect with emission of one proton. 35, 276 (1948).
Aivazov V. V. and Neiman M. B., Radioactive isotope of hydrogen—tritium. 36, 145 (1948).

Tumanov K. A., The isotope He³. 37, 405 (1949).
Dzantieev B. G. and Neiman M. B., Radioactive isotopes of phosphorus. 38, 338 (1949).
B. R., Measurement of the rates of energy loss by slow nuclei H¹, H², He⁴ and Li⁶. 38, 454 (1949).
V. L., Isotopic composition of sulfur in meteorites and terrestrial objects. 38, 592 (1949).
Lundin A. G. and Neiman M. B., Radioactive isotopes of nitrogen. 40, 40 (1950).
Shpolskii E. V., Stability of stable isotopes. 40, 142 (1950).
Shpolskii E. V., Spin and magnetic moment of light helium (He³). 40, 318 (1950).
Bell L., A visual model of the atomic nucleus. 40, 333 (1950).
Tolstov K. D., Uranium 235 in thucholite. 40, 493 (1950).
Dzhelepov B. and Petrovich S., Table of atomic nuclei. 40, 497 (1950).

Biophysics

Deryagin B. V., On the works of P. P. Lazarev in the field of biological physics. (On the fifth anniversary of the death of P. P. Lazarev.) 32, 81 (1947).
Aglintsev K., On the biological action of ionizing radiations. 32, 316 (1947).
Averbakh V., Relaxation theory of hearing. 35, 122 (1948).
Ril N. V., Energy migration and its role in biological processes. 35, 186 (1948).
Terenin A. N. and Krasnovskii A. A., On the question of energy migration in biological processes. 37, 65 (1949).
Biological actions of microwaves. 39, 144 (1949).
A. K., Physical foundations of bird navigation. 35, 120 (1948).

Vacuum Technology

Fedorov V., Vacuum soldering of metal to ceramics. 33, 279 (1947).
Fedorov V. V., Theory of high-speed vacuum pumps. 34, 156 (1948).
Fedorov V. V., Vacuum soldering of metal to ceramics. 35, 594 (1948).
Fedorov V., High-vacuum valves. 36, 226 (1948).
Fedorov V. V., Palladium leak detector. 37, 513 (1949).
Fedorov V. V., Device for gas dosing. 39, 317 (1949).
Fedorov V. V., Movable vacuum feedthroughs. 39, 626 (1949).

High Pressures

Bridgman P. V., Recent work in the field of high pressures. 31, 53, 210, 346 (1947).

Upper Layers of the Atmosphere

Khvostikov I. A., Infrared radiation of the night sky and dissociation of nitrogen in the ionosphere. 33, 570 (1947).
Alpert Ya. L., The present state of the question of investigations of the ionosphere. I, 34, 262 (1948); II. Microphysics of the ionosphere, 36, 1 (1948); III. Some additional questions. 38, 309 (1949).
Rosenberg G., Measurements of pressure and temperature in the upper layers of the atmosphere. 34, 445 (1948).
Halbart E. O., Upper layers of the terrestrial atmosphere. 34, 481 (1948).

Levin B. Yu., Study of the density of high layers of the atmosphere by meteor methods. 34, 500 (1948).
Khvostikov I. A., Luminescence of the atmosphere. 36, 372 (1948).
Rosenberg G., Photography and spectrography of the night sky in the infrared region of the spectrum by means of an electron-optical converter. 38, 446 (1949).
Shishkina M. V., On the infrared radiation of the night sky. 38, 450 (1949).
Rosenberg G., Chemical composition of the atmosphere at an altitude of 70 km. 39, 471 (1949).
Rosenberg G., New data on twilight luminescence of atmospheric sodium. 39, 623 (1949).
Getmantsev G. G., Radio emission of auroras at a frequency of 3000 MHz. 40, 332 (1950).

Gamma rays (see also Radioactivity)

Rosenberg G., Polarization of radiation arising in the annihilation of a positron-electron pair. 36, 550 (1948).
Burshtein E. L., Physical experiments carried out on the betatron and synchrotron. 37, 256 (1949).
R. K., Investigation of the absorption of high-energy gamma quanta. 38, 209 (1949).
Shapiro I. S., Internal conversion of γ-rays and determination of quantum characteristics of nuclear levels. 40, 189 (1950).

Helium (see Superfluidity)

Combustion

Kondrat’ev V. N., Distribution of active reaction centers in the combustion zone. 36, 359 (1948).

Fission of heavy nuclei (see also Chain reactions)

Geilikman B. T., Emission of light charged particles in uranium fission. 32, 135 (1947).
Fragments formed in the fission of uranium nuclei. 33, 77 (1947).
Nemirovskii P., Fission of uranium nuclei into three and four fragments. 33, 134 (1947).
Shpol’skii E., Fission of bismuth, lead, thallium, platinum, and tantalum by high-energy particles. 34, 44 (1948).
Kozinets O. I., Determination of the masses of nuclear fragments emitting delayed neutrons. 35, 589 (1948).
Averbakh V., Fission of elements from Pt to Bi under the action of fast neutrons. 36, 221 (1948).
Tolstov K. D., Mass and range of fragments of plutonium fission. 37, 399 (1949).
Investigation of uranium fission accompanied by the emission of alpha particles. 39, 137 (1949).
B., Distribution of fission fragments of uranium 235 and uranium 233 by energy. 39, 138 (1949).
Gorbunov A., Determination of the charge of heavy particles formed during explosive fission of the nucleus. 40, 153 (1950).

Deformation (see Mechanical properties of matter)

Diffraction

Fock V. A., Fresnel’s laws of reflection and the laws of diffraction. 36, 308 (1948).

Index to Volumes XXXI–XL

Dielectrics and dielectric properties of matter

Skanavi G. I., Physics of dielectrics in the Soviet Union. 33, 165 (1947).
Rzhanov A. V., Barium titanate—a new ferroelectric. 38, 461 (1949).
Ginzburg V. L., Theory of ferroelectric phenomena. 38, 490 (1949).

Liquid

Shishkin N. S., Formation of cellular structures in liquid layers. 31, 461 (1947).
Frenkel Ya. I., Interatomic forces in solid and liquid bodies. 36, 328 (1948).

Sound (see Acoustics and Ultrasound)

Isotopes and isobars (see also Atomic nucleus)

Smith L., Parkins B. and Forrester A., Separation of isotopes in large quantities by electromagnetic methods. 35, 566 (1948)

Institutes

Shostin N. A., Laboratory of Electromagnetism at the Physics Faculty of Moscow State University. (On the 30th anniversary of its founding.) 38, 133 (1949).

Instruments, devices, and methods of measurement

Shpolsky E., Application of light scattering to the determination of molecular weight. 31, 417 (1947).
Shpolsky E., Pneumatic detector of infrared radiation. 31, 421 (1947).
Dasgupta N. N. and Ghosh S. K., The Wilson chamber and its applications in physics. 31, 491 (1947).
Barit I. Ya., Crystal counter. 31, 586 (1947).
Shpolsky E. V., Production of strong centrifugal fields. 32, 134 (1947).
A. K., Obtaining three-dimensional graphs with the aid of a cathode oscilloscope. 34, 306 (1948).
Bagaryatsky B., Device performing a Fourier transformation. 35, 124 (1948).
Tsarev B. M., Electrometric tubes. 35, 251 (1948).
Bagaryatsky B., Dynamic electrometer. 35, 412 (1948).
Rosenberg G., Selenium pillar as a polarizer for infrared radiation. 35, 415 (1948).
Tsarev B. M., The electron projector as a method of physicochemical investigations. 36, 181 (1948).
Korson D. R. and Wilson R. R., Counters of particles and quanta. 36, 478 (1948).
Chechik N. O., Use of photomultipliers in spectral analysis. 37, 74 (1949).
Rosenberg G., Absolute capillary voltmeter. 37, 117 (1949).
Williams W. P., Apparatus and technique of infrared spectrometry. 37, 183 (1949).
Leshkovtsev V., Physical method of separation of nuclear isomers. 38, 114 (1949).
R. G., On the drop method for determining the charge of the electron. 39, 313 (1949).

Fedorov V. V., Devices for gas dosing. 39, 317 (1949).
Kharitonov V. M., Counters with high resolving power. 39, 402 (1949).
Hofstadter R., Crystal counters. 39, 426 (1949).
Shapiro I. S., A precision method for measuring γ-ray energies. 39, 466 (1949).
Vavilov V. S., Amplification of high-frequency currents by crystalline germanium triodes. 40, 120 (1950).
Bredel V., Use of a counter for investigating the surface layers of metals. 40, 325 (1950).
Irwin J., Industrial applications of radioelements. 40, 301 (1950).
Ratner B., Crystal counters. 40, 154 (1950).
Toporets A. S., Monochromators. 40, 255 (1950).
Boyd S., Activation analysis. 40, 440 (1950).
Yuryev V., Transparency and polarizing ability of polyvinyl polaroids in the ultraviolet. 40, 434 (1950).

Interference

Migulin V. V., Interference of radio waves. 33, 353 (1947).
Gorelik G. S., Interference, diffraction, spectral decomposition in optics and radio. 36, 407 (1948).

Ionosphere (see Upper layers of the atmosphere)

Artificial radioactivity (see Radioactivity)

History of physics (see also Institutes. Obituaries)

a) General questions

Vavilov S. I., The physics of Lucretius. 29, 161 (1946).
Vavilov S. I., The atomism of I. Newton. 31, 1 (1947).
Shpolsky E. V., Nikolai Alekseevich Umov (1846–1915). 31, 129 (1947).
Shpolsky E., On the history of the exclusion principle (the Pauli principle). 32, 132 (1947).
Chenakal V. L., Vladimir Nikolaevich Chikolev and his optical investigations. (On the fiftieth anniversary of his death.) 34, 592 (1948).
Kaptsov N. A., Russian electricians of the 19th century. 35, 80 (1948).
Radovsky M., Academician B. S. Jacobi on his scientific and practical activity. 35, 580 (1948).
Chenakal V. L., Fedor Fomich Petrushevsky and his works on optics and color science. (On the one hundred and twentieth anniversary of his birth.) 36, 210 (1948).
Kravets T. P., The evolution of the doctrine of energy (1847–1917). 36, 338 (1948).
Sominsky M. S., F. F. Petrushevsky’s reform. 37, 378 (1949).
Kravets T. P., On the seventy-fifth anniversary of the death of B. S. Jacobi (1874–1949). 38, 410 (1949).
Kiselev B. A., P. N. Lebedev’s work on infrared spectroscopy. 40, 313 (1950).
Nichks M. S., On the history of the discovery of the dissolution equation. 40, 338 (1950).

b) Soviet Physics over 30 Years

Andronikashvili E. L. and Tumanov K. A., Development in the Soviet Union of the doctrine of superfluidity and superconductivity. 33, 469 (1947).

Blokhintsev D. I., Paths of development of theoretical physics in the USSR. 33, 285 (1947).

Vvedensky B. A. and Ponomarev M. I., Soviet radiophysics over 30 years. 33, 318 (1947).

Davydov B. I., Soviet research on electronic semiconductors. 33, 157 (1947).

Ioffe A. F., Soviet physicists and pre-revolutionary physics in Russia. 33, 453 (1947).

Kondorsky E. I., Works of USSR scientists on ferromagnetism. 33, 194 (1947).

Konobeevsky S. T., X-ray structural analysis and X-ray spectroscopy over 30 years. 33, 533 (1947).

Kravets T. P., The thirty years of Soviet optics. 33, 23 (1947).

Lukyanov S. Yu., Soviet electronics over 30 years. 33, 549 (1947).

Papaleksi N. D., Andronov A. A., Gorelik G. S. and Rytov S. M., Some studies in the field of nonlinear oscillations carried out in the USSR beginning in 1935. 33, 335 (1947).

Rzhevkin S. N., Advances in Soviet acoustics. 34, 1 (1948).

Skalavii G. I., Physics of dielectrics in the Soviet Union. 33, 165 (1947).

Frenkel Ya. I., Theoretical physics in the USSR over 30 years. 33, 294 (1947).

Shpolsky E. V., The organization of Soviet physics. 33, 3 (1947).

Light Sources

Rokhlin G. N., A new point source of light. 31, 147 (1947).

Rokhlin G. N., The cesium lamp. 32, 256 (1947).

Fedorov V. V., Zirconium lamps. 37, 119 (1949).

Cavitation

Metter I., The physical nature of cavitation and the mechanism of cavitation damage. 35, 52 (1948).

Quantum Physics (see also Theoretical Physics)

Ivanenko D., Introduction to the theory of elementary particles. 32, 149, 261 (1947).

Blokhintsev D. I., The microparticle and its diffraction image. 36, 367 (1948).

V. L., Diffraction of single electrons flying one after another. 38, 570 (1949).

Smorodinsky Ya. A., Mixing of terms of hydrogen-like atoms and the anomalous magnetic moment of the electron. 39, 325 (1949).

Cosmic Rays (see also Meson)

Tamm I. E., The meson problem and the present state of the doctrine of cosmic rays. 31, 157 (1947).

Rabinovich M., Experiments on the decay of negative mesons. 33, 129 (1947).

Nemirovskii P., Investigation of nuclear disintegrations in cosmic rays by means of photographic plates. 33, 439 (1947).

Lattes C. M. G., Occhialini G. P. S., Powell C. F. and Frank F. K., Observations of the tracks of slow mesons in photographic emulsions. 34, 370 (1948).

Weissenberg A., Photograph of the decay of heavy mesotrons in a Wilson chamber. 34, 604 (1948).

Weissenberg A., New photographs of heavy mesotrons in a Wilson chamber. 35, 275 (1948).

Averbakh V., Nuclear disintegrations under the action of mesotrons. 36, 219 (1948).

A. V., Neutrons in Auger showers. 37, 114 (1949).

Guro G., Investigation of slow mesons in cosmic rays. 38, 126 (1949).

Rossi Bruno, Interpretation of phenomena occurring in cosmic rays. 38, 222 (1949).

A. V., Heavy nuclei in the composition of primary cosmic radiation. 38, 427 (1949).

Sakharov A., Observations of cosmic radiation with the aid of photographic plates sensitive to electrons. 38, 452 (1949).

Leshkovtsev V., On the distribution of nuclear disintegrations near large showers from heavy particles. 38, 456 (1949).

Brown R., Camerini U., Fowler P. H., Muirhead H., Powell C. F. and Ritson D. M., Observation of cosmic radiation with the aid of plates sensitive to electrons. 38, 526 (1949).

Anastasevich V. S., Photographs of narrow showers. 37, 469 (1949).

Zhdanov G. B., Decay and nuclear interactions of stopped charged mesons. 39, 512 (1949).

Vavilov V. S., A new theory of the origin of primary cosmic rays. 39, 612 (1949).

Powell C. F., Camerini U. et al., Nuclear disintegrations caused by cosmic particles of high energy. 40, 76 (1950).

Zhdanov G. B., Nuclear processes in cosmic rays. 40, 143 (1950).

V. A., Mesons of cosmic radiation near sea level. 40, 321 (1950).

Guro G. M., Distribution of slow neutrons in the free atmosphere. 40, 322 (1950).

Birger N., Multiple production of mesons and photons in stars of cosmic radiation. 40, 491 (1950).

Crystalline state of matter (see also Metals)

Kitaigorodskii A. I., Packing of molecules in crystals of organic compounds. 34, 122 (1948).

Kitaigorodskii A. I., Crystal structure of globular proteins. 35, 237 (1948).

A. K., Vibrational spectrum and heat capacity of gradient cubic crystals. 36, 120 (1948).

Leshkovtsev V., Absorption of ultrasonic waves by single crystals. 38, 293 (1949).

Ozerov R. P., Application of neutron diffraction to the study of the structure of crystalline substances. 38, 413 (1949).

I. Sh., Investigation of the crystalline structure of ice by means of neutron diffraction. 39, 140 (1949).

Yu., New methods for detecting defects in crystals. 40, 159 (1950).

Luminescence

Khvostikov I. A., Luminescence of the atmosphere. 36, 372 (1948).
Feofilov P. P., Polarized luminescence. 36, 417 (1948).
Feofilov P., Second All-Union Conference on Luminescence. 36, 557 (1948).
Rozenberg G., New data on twilight luminescence of atmospheric sodium. 39, 623 (1949).
Bredel V., A new luminous composition. 40, 327 (1950).
Adirovich E. I., Luminescence and the laws of spectral transformation of light. 40, 342 (1950).

Magnetic spectroscopy (see Spectroscopy)

Magnetic properties of matter

Kondorskii E. I., Works of scientists of the USSR on ferromagnetism. 33, 194 (1947).
Vonsovskii S. V., The modern doctrine of magnetism. 35, 514 (1948); 36, 30 (1948); 37, 1, 137 (1949).

Mesons (see also Cosmic rays)

Tamm I. E., The meson problem and the current state of the theory of cosmic rays. 31, 157 (1947).
Ginzburg V. L., The theory of the mesotron and nuclear forces. 31, 174 (1947).
Rabinovich M., Experiments on the decay of negative mesons. 33, 129 (1947).
Geilikman B., Decay of negative mesotrons in matter. 33, 133 (1947).
Lattes K. M. G., Occhialini G. P. S., Powell C. F. and Frank F. K., Observations of the tracks of slow mesons in photographic emulsions. 34, 370 (1948).
Weissenberg A., A new photograph of meson decay in a Wilson chamber. 34, 441 (1948).
Weissenberg A., Photograph of the decay of heavy mesotrons in a Wilson chamber. 34, 604 (1948).
Lopukhin V., Artificial production of mesons. 35, 149 (1948).
Weissenberg A., New photographs of heavy mesotrons in a Wilson chamber. 35, 275 (1948).
Averbakh V., Nuclear disintegrations under the action of mesotrons. 36, 219 (1948).
Averbakh V., Photograph of the beta decay of a light meson in a Wilson chamber. 36, 549 (1948).
A. V., Spectrum of electrons produced in meson decay. 37, 254 (1949).
Rabinovich M. S., Lifetime of heavy mesons. 37, 500 (1949).
Sh., Investigation of the spectrum of electrons produced in the decay of stopped mesons by means of a Wilson chamber. 39, 132 (1949).
Zhdanov G. B., Decay and nuclear interactions of stopped charged mesons. 39, 512 (1949).
Averbakh V., Observation of the formation of pairs of mesotrons. 40, 319 (1950).

Birger N., Multiple production of mesons and photons in cosmic-ray stars. 40, 491 (1950).
V. A., Investigation of stopped μ-mesons by the crystal-counter method. 40, 324 (1950).
V. A., Cosmic-ray mesons near sea level. 40, 321 (1950).

Metals (see also Crystalline state of matter)

Zener K. and Hollomon J., Problems of inelastic deformation of metals. 31, 16 (1947).
Hollomon J. and Zener K., Problems of fracture of metals. 31, 38 (1947).
Kitaigorodsky A. I., Atomic radii and interatomic distances in metals. 33, 443 (1947).
A. K., Number of valence electrons and the structure of metals and intermetallic compounds. 36, 223 (1948).
Likhtman V. I., Physicochemical phenomena in the deformation of metallic single crystals. 39, 371 (1949).

Meteorology

Dobson G. M. B., Brewer A. W. and Cwilong B. M., Meteorology of the lower layers of the stratosphere. 31, 96 (1947).
Langmuir I., Growth of particles in smoke and clouds and the formation of snow from supercooled clouds. 37, 349 (1949).

Tracer-atom method

Boyd G., Activation analysis. 40, 440 (1950).
Irvine J. W., Industrial application of radioelements. 40, 301 (1950).

Mechanical properties of matter

Zener K. and Hollomon J., Problems of inelastic deformation of metals. 31, 16 (1947).
Hollomon J. and Zener K., Problems of fracture of metals. 31, 38 (1947).
Mark G., Molecular structure and mechanical properties of high polymers. 32, 239 (1947).
Likhtman V. I., Physicochemical phenomena in the deformation of metallic single crystals. 39, 371 (1949).

Microscopy

Shpolsky E. V., New methods in microscopy. 32, 376 (1947).
G. R., A new method of electron microscopy. 35, 595 (1948).
G. R., Spherical particles uniform in size and their application in electron microscopy. 39, 142 (1949).
Leshkovtsev V., Ultrasonic microscope. 33, 292 (1949).
Milyutin V. I., Emission electron microscope. 38, 377 (1949).

Molecules

Bragg W. L., Giant molecules. 40, 108 (1950).

Molecular and electron beams

Estermann I., Technique of molecular beams. 32, 89 (1947).

Kellogg J. B. M. and Millman S., Molecular beams and the magnetic resonance method. Radio-frequency spectra of atoms and molecules. 34, 72 (1948).

R. G., Polarization of an electron beam in scattering. 39, 464 (1949).

Neutron

Sakharov A. D., Production of low-energy neutrons by filtration through graphite. 32, 136 (1947).

Kondrat'ev V. N., Interaction of neutrons with nuclei. 34, 169 (1948).

Vlasov N. A., Experiments with monochromatic slow neutrons. 35, 352, 469 (1948).

A. V., Neutrons in Auger lines. 37, 114 (1949).

Goloborod'ko T. A., Elastic scattering of neutrons by atomic nuclei. 37, 414 (1949).

Burshtein E., On a method for measuring effective neutron absorption cross sections. 38, 295 (1949).

Akhiezer A. I. and Pomeranchuk I. Ya., Diffraction scattering of fast neutrons in charged particles. 39, 153 (1949).

Ozerov R. P., Application of neutron diffraction to the study of the structure of crystalline substances. 38, 413 (1949).

I. Sh., Investigation of the crystal structure of ice by means of neutron diffraction. 39, 140 (1949).

Gurov G. M., Distribution of slow neutrons in the free atmosphere. 40, 322 (1950).

General questions

Shpol'skii E. V., Organization of Soviet physics. 33, 3 (1947).

Reflection of electromagnetic waves

Landsberg G. S., The Doppler–Fizeau phenomenon and molecular motion. 36, 284 (1948).

Fock V. A., Fresnel’s laws of reflection and the laws of diffraction. 36, 308 (1948).

Brekhovskikh L. M., Reflection and refraction of spherical waves. 38, 1 (1949).

Paramagnetism of nuclei

Vladimirskii K., Nuclear induction. 31, 415 (1947).

Surface, surface effects

Deryagin B. and Krotova N., Electrical theory of adhesion (sticking) of films to solid surfaces and its experimental substantiation. 36, 387 (1948).

Bonch-Bruevich V. L., Quantum theories of adsorption. 40, 369 (1950).

Bredel' V., Application of a counter to the investigation of surface layers of a metal. 40, 325 (1950).

Submarine

Garnwell G. P., Physics of the submarine. 36, 528 (1948).

Semiconductors

Davydov V. I., Soviet research on electronic semiconductors. 33, 157 (1947).

Vavilov V. S., Amplification of high-frequency currents by crystalline germanium triodes. 40, 120 (1949).

Piezoelectrics (see Dielectrics)

Prizes (see also Stalin Prizes)

Nobel Prize in Physics for 1946. 31, 590 (1947).

On competitions for prizes of the Academy of Sciences of the USSR for 1949. 37, 135 (1949).

Radioactivity (see also Atomic Nucleus and Gamma Rays)

Budyanskii G. M., Half-life of H³ and the mass of the neutrino. 34, 608 (1948).

Takibaev K. S., Correlation between the angles of emission of electrons and recoil nuclei in the β-decay of P³². 35, 281 (1948).

Burshtein E., A new radioactive series. 38, 117 (1949).

B., Regularities of alpha decay. 39, 134 (1949).

Radio Waves (see also Radiolocation, Spectroscopy, Upper Layers of the Atmosphere, and Astrophysics)

Papaleksi N. D., Contemporary radio and science. 31, 297 (1947).

Vvedenskii V. A. and Ponomarev P. I., Soviet radiophysics over 30 years. 33, 318 (1947).

Ginzburg V. L., Absorption of microwaves in the atmosphere. 34, 469 (1948).

Fock V. A., Fresnel’s laws of reflection and the laws of diffraction. 36, 308 (1948).

Lopukhin V. M., Traveling-wave tube. 36, 456 (1948).

Brekhovskikh L. M., Reflection and refraction of spherical waves. 38, 1 (1949).

Rozenberg G., Observation of the spin moment of centimeter waves. 40, 328 (1950).

Lopukhin V. M., A new type of microwave amplifier. 40, 592 (1950).

Radiolocation

Levin B. Yu., Observations of meteors with the aid of radars. 32, 406 (1947).

Rozenberg G., Observation of clouds and rain with the aid of radiolocators. 39, 315 (1949).

Vavilov V. S., Experiments on radiolocation of the Moon. 39, 369 (1949).

Radiospectroscopy (see Spectroscopy)

Discharge in gases

Fabrikant V. A., Some questions in the optics of gas discharge. 32, 1 (1947).

Kaptsov N. A., Physics of electric discharges in gases over thirty years in the USSR. 35, 329 (1948).

Rockets

Seifert G. S., Mills M. M. and Summerfield M., Physics of rockets. 34, 34, 334, 560 (1948).

Propagation of electromagnetic waves (see Radio waves)

Fission and decay of nuclei (see Atomic nucleus, Nuclear fission and Radioactivity)

X-rays

Kostarev A. I., On the theory of the fine structure of X-ray absorption spectra of solids. (A few remarks on the article by M. A. Blokhin “X-ray spectra as a method for studying electron distribution states”). 33, 152 (1947).

Blokhin M., Reply to A. Kostarev. 33, 156 (1947).

Konobeevsky S. T., X-ray structural analysis and X-ray spectroscopy over 30 years. 33, 533 (1947).

Kitaigorodsky A. I., Scattering of X-rays by small angles in colloidal systems. 33, 601 (1947).

Harker D. and Kasper I. S., Direct determination of phases of Fourier coefficients from X-ray data. 35, 271 (1948).

Barinsky R., Fine structure of the continuous spectrum of X-rays. 36, 117 (1948).

Kitaigorodsky A. I., Measurement of X-ray scattering by a single crystal with the aid of a Geiger counter. 36, 554 (1948).

A. K., Microradiography with secondary electrons. 37, 259 (1949).

Leshkovtsev V., The K-spectrum of element No. 61. 38, 444 (1949).

Porai-Koshits E. A., Diffuse scattering of X-rays at small angles. 39, 573 (1949).

Superconductivity and superfluidity

Geilikman B., Absence of superconductivity in uranium. 32, 254 (1947).

Geilikman B., On the superconductivity of sodium solutions in ammonia. 32, 254 (1947).

Andronikashvili E. L. and Tumanov K. A., Development in the Soviet Union of the doctrine of superfluidity and superconductivity. 33, 469 (1947).

Lifshitz E. M., Theory of superfluidity of helium II. 34, 512 (1948).

Tumanov K. A., The isotope He³. 37, 405 (1949).

Tumanov K., New data on He³. 38, 439 (1949).

Seismology

Don Leet L., Seismic phenomena during the testing of an atomic bomb. 31, 264 (1947).

Kharin D., On Don Leet’s article “Seismic phenomena during the testing of an atomic bomb,” 31, 276 (1947).

Sessions and Meetings of Scientific Institutions

October session of the Division of Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 31, 151 (1947).

January session of the Division of Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 31, 284 (1947).

March session of the Division of Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 31, 591 (1947).

Radovskii M., In the Commission on the History of the Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 32, 138 (1947).

Radovskii M., In the Commission on the History of the Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 34, 610 (1948).

Radovskii M., In the Commission on the History of the Physical and Mathematical Sciences. 35, 127 (1948).

Borzyak P. G., Session of the Division of Physical, Mathematical, and Chemical Sciences of the Academy of Sciences of the Ukrainian SSR on questions of physics. 35, 284 (1948).

Radovskii M., In the Commission on the History of the Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 35, 290 (1948).

In the Commission on the History of the Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 35, 598 (1948).

June session of the Division of Physical and Mathematical Sciences of the Academy of Sciences of the USSR. 36, 126 (1948).

Feofilov P., Second All-Union Conference on Luminescence. 36, 557 (1948).

Radovskii M., Reports on the history of physics at the session of the Academy of Sciences of the USSR. 38, 135 (1949).

Tartakovskii B. D., Expanded meeting of the Acoustics Commission of the Academy of Sciences of the USSR. 38, 595 (1949).

Borzyak P., At the session of the Division of Physical, Mathematical, and Chemical Sciences of the Academy of Sciences of the Ukrainian SSR. 39, 319 (1949).

Il’ina A., Conference on molecular spectral analysis. 40, 163 (1950).

Soviet Physics over 30 Years (see History of Physics)

Spectroscopy

Ginzburg V. L., Radiospectroscopy of molecules. 31, 320 (1947).

Kellogg J. V. M. and Millman S., Molecular beams and the magnetic resonance method. Radio-frequency spectra of atoms and molecules. 34, 72 (1948).

Gorelik G. S., On demodulation analysis of light. 34, 321 (1948).

A. K., Application of infrared absorption spectra at low temperatures to the analysis of hydrocarbon mixtures. 34, 452 (1948).

Condon E. U., The Franck–Condon principle and related questions. 35, 35 (1948).

Meggers W. F., The wavelength of radiation of artificial mercury as the primary standard of length. 36, 105 (1948).

Chechik N. O., Application of photomultipliers in spectral analysis. 37, 74 (1949).

Il’ina A. A., Combined light filters for ultraviolet. 37, 395 (1949).

Ormont B. F., On the transition in structural and spectroscopic investigations from $kX$ units to $\mathrm{\AA}$ units. 38, 123 (1949).

Il’ina A., News in spectrophotometry. 1. Two-stage spectral sensitometry with a biprism. 2. Application of the Fery prism in a new Beckman spectrophotometer. 3. Application of a new

... scales for constructing rectilinear plotting curves. 39, 619 (1949).
Ilyina A. A., Conference on molecular spectral analysis. 40, 163 (1950).
A. S., Isotopic shift in the spectrum of uranium. 38, 571 (1949).
Gordy W., Microwave spectroscopy. 39, 201 (1949).

Alloys

Bagaryatskii Yu., Study of the atomic structure of aging alloys. 37, 507 (1949).

Stalin Prizes in Physics

Stalin Prizes in physics for 1947. 36, 125 (1948).
Awarding of Stalin Prizes for 1948. 38, 128 (1949).
Shedel V. V., Physicists—winners of Stalin Prizes. On the 10th anniversary of the establishment of the Stalin Prizes. 39, 498 (1949).

Theoretical Physics (see also Quantum Physics, etc.)

Blokhintsev D. I., Paths of development of theoretical physics in the USSR. 33, 285 (1947).
Frenkel Ya. I., Theoretical physics in the USSR over 30 years. 33, 294 (1947).

Theory of Oscillations

Papaleksi N. D., Evolution of the concept of resonance. 31, 447 (1947).
Papaleksi N. D., Andronov A. A., Gorelik G. S. and Rytov S. M., Some studies in the field of nonlinear oscillations carried out in the USSR since 1935. 33, 335 (1947).
Salomonovich A. E., On electrical and mechanical ferroresonance. 34, 415 (1948).

Thermodynamics

A. K., Some new aspects of thermodynamics. 36, 121 (1948).

Ultrasound

Mikhailov I. G. and Gurevich S. V., Absorption of ultrasonic waves in liquids. 35, 1 (1948).
Leshkovtsev V. V., Absorption of ultrasonic waves by single crystals. 38, 293 (1949).
Rozenberg L. D., Concave ultrasonic radiators. 39, 456 (1949).
Sokolov S. Ya., Modern problems of the application of ultrasound. 40, 3 (1950).

Ultrashort Waves (see Radio Waves)

Elementary-Particle Accelerators

Rabinovich M. S., The first operating synchrotron for 8 million electron-volts. 31, 584 (1947).
Rabinovich M., A giant cyclotron with modulated frequency (phasotron). 32, 396 (1947).
Rabinovich M., Visible radiation in the synchrotron. 33, 277 (1947).

Index for Volumes XXXI–XL

Lopukhin V. M., Electromagnetic radiation in accelerators. 34, 398 (1948).
Slater J. C., Design of linear accelerators. 37, 316, 459, (1949).
Burshtéin E. L., Synchrotron at 80 MeV. 37, 501 (1949).
Andreev K., Projects of giant accelerators for obtaining particles with an energy of \(10^{10}\) eV. 38, 574 (1949).

Ferromagnetism (see Magnetic properties of matter)

Philosophical Questions of Physics

Vavilov S. I., Lenin and the philosophical problems of modern physics. 38, 145 (1949).
Suvorov S. G., Lenin’s theory of knowledge—the philosophical basis for the development of physics. 39, 3 (1949).
Kuznetsov I. V., On one erroneous interpretation of the second law of thermodynamics. 39, 299 (1949).
Suvorov S. G. and Shteinman R. Ya., For a consistently materialist interpretation of the foundations of mechanics. 40, 407 (1950).

Fluctuations

Vavilov S. I., Experimental studies of light-quantum fluctuations by the visual method. 36, 247 (1948).

Photographic Plates (thick-layer)

Fedorov V., Photographic plates with thick emulsion layers. 34, 450 (1948).
Powell C. F. and Occhialini G. P. S., Nuclear physics in photographs. Tracks of charged particles in photographic emulsions. 35, 213, 384 (1948).
Webb D. H., Photographic plates for nuclear physics. 38, 77 (1949).
Brown R., Camerini U., Fowler P. H., Muirhead H., Powell C. F., and Ritson D. M., Observations of cosmic radiation by means of plates sensitive to electrons. 38, 526 (1949).

Photochemistry and Photography

(see also Photographic Plates)

Ilina A., A new method of infrared photography. 31, 588 (1947).
G. R., A light source for ballistic photography. 36, 123 (1948).
Terenin A. N., Splitting of the dye molecule by the action of light. 36, 292 (1948).
Rosenberg G., Light-sensitive glass. 37, 116 (1949).
Ilina A., A new photographic process. 37, 504 (1949).
Meiklyar P. V., Latent photographic image. 38, 43 (1949).
Gorokhovskii Yu., Scientific discussion on the nature of photosensitivity and the mechanism of formation of the latent photographic image. 39, 146 (1949).

Photoelements (see Photoeffect)

Photoeffect

Ilina A. A., New photoresistances. 31, 423 (1947).
Ilina A., Electrolytic selenium photoelement. 31, 587 (1947).

Index to Volumes XXXI–XL

Elliot A., Recent advances in the development of photocells for infrared light. 36, 83 (1948).
Yurov S. G. and Khazanov V. S., Photometric properties of selenium photocells with a blocking layer. 38, 547 (1949).

Color Science

Ilina A. A., The use of a “flashing” filter for distinguishing paints close in color. 31, 422 (1947).

Chain Reactions

Fermi E., Elementary theory of boilers with chain nuclear reactions. 32, 54 (1947).

Electronics

Lukyanov S. Yu., Soviet electronics over 30 years. 33, 549 (1947).
Elmor V. S., Electronics in nuclear physics. 39, 51 (1949).

Electron Optics (see Microscopy)

Elements (see also Atomic Nucleus)

G. R., Names and chemical symbols of the elements with atomic numbers 43, 85, 87, 95, and 96. 31, 589 (1947).
Perey M., Element 87. 32, 66 (1947).
Dzhelepov B. and Petrovich S., Table of atomic nuclei. 40, 497 (1950).

Anniversary Articles

Comrade Stalin—the greatest scientist of our epoch (on the seventieth anniversary of his birth), 39, 477 (1949).

Nuclear Reactions

Spolsky E., Multiple nuclear fissions (“stars”) under the action of X-rays at 100 MeV. 31, 278 (1947).
Nemirovsky P., A new type of nuclear reaction observed in photographic emulsions. 33, 136 (1947).
Averbakh V., Photodissociation of the proton. 36, 552 (1948).
Kondratyev V. N., Energy levels of atomic nuclei. 38, 153 (1949).
Leshkovtsev V. A., Investigation of reactions of the (d, p) type on magnesium, aluminum, silicon, and oxygen. 39, 307 (1949).
Goldansky V. I., Nuclear transformations under bombardment by high-energy particles. 40, 233 (1950).

Nuclear Forces

Ginzburg V. L., Mesotron theory and nuclear forces. 31, 174 (1947).
Nikolsky K. V., Review of the newest theories of nucleon interaction. 33, 441 (1947).
Rabinovich M., Experimental proof of the existence of exchange nuclear forces. 38, 435 (1949).

Necrologies

Radovskii M., Anniversary of the death of Academician A. N. Krylov. 31, 149 (1947).

Landsberg G. S., Paul Langevin (1872—1946). 31, 289 (1947).

Volarovich M. P., Aleksei Iosifovich Bachinskii (1877—1944). 31, 403 (1947).

Rytov S. M., Nikolai Dmitrievich Papaleksi. 31, 429 (1947).

III. INDEX OF REVIEWS

Annotated index of literature in the physical sciences (S. A. Shorygin). 34, 614 (1948); 35, 136 (1948); 35, 297 (1948); 35, 420 (1948); 35, 610 (1948); 36, 133 (1948); 36, 231 (1948).

Annotated index of nonperiodical literature in the physical sciences (S. A. Shorygin). 34, 161 (1948); 34, 311 (1948); 34, 459 (1948).

Index of articles published in Uspekhi fizicheskikh nauk for the years 1918—1946, volumes I—XXX (T. O. Vreden-Kobetskaya with the participation of M. S. Rabinovich). 32, 480 (1947).

Books on physics published in 1949 (E. N. Nekhamkina). 40, 173 (1950).

N. K. Adam, Physics and Chemistry of Surfaces. Translated from the 3rd English edition (1941) by D. M. Tolstoi; edited by Prof. A. S. Akhmatov. State Publishing House of Technical-Theoretical Literature, Moscow—Leningrad, 1947, 552 pp. (B. Deryagin). 35, 294 (1948).

S. V. Altshuler, Labeled Atoms. Series of scientific-popular libraries. State Publishing House of Technical-Theoretical Literature, Moscow—Leningrad, 1947, 48 pp. (D. Ivanenko). 36, 568 (1948).

I. D. Artamonov, Vladimir Nikolaevich Chikolev. Gosenergoizdat, Moscow—Leningrad, 1948, 80 pp. (M. Radovskii). 37, 131 (1949).

S. S. Baranov, S. V. Khludov, E. V. Shpolskii, Atlas of Absorption Spectra of Transparent Colored Films. Publishing House of the Academy of Sciences of the USSR, 1948, 148 pp. (S. Yurov). 37, 130 (1949).

Ch. S. Barrett, Structure of Metals. (Crystallographic methods, principles, and data.) Translated under the editorship of Prof. Ya. S. Umanskii. State Scientific-Technical Publishing House for Ferrous and Nonferrous Metallurgy, Moscow, 1948, 676 pp., 416 figures, with 9 appendices of reference character (A. Kitaigorodskii). 37, 264 (1949).

N. V. Belov, Structure of Ionic Crystals and Metallic Phases. Publishing House of the Academy of Sciences of the USSR, 1947, 236 pp., 174 figures. (A. Kitaigorodskii). 33, 141 (1947).

P. G. Bergman, Introduction to the Theory of Relativity. State Publishing House of Foreign Literature, Moscow, 1947 (A. Samoilovich). 35, 603 (1948).

André Berthelot, From the Atom to Atomic Energy. Translated from the French under the editorship of E. Burshtein. State Publishing House of Foreign Literature, Moscow, 1948, 190 pp., XXXII photos on separate plates (E. Shpolskii). 38, 619 (1949).

G. Bethe, Introduction to the Theory of the Atomic Nucleus. New York, 1947 (D. Ivanenko). 35, 607 (1948).

G. Bethe, Lectures on Nuclear Theory. I. L., 1949 (A. Zavelskii. Letter to the editor). 40, 625 (1950).

D. I. Blokhintsev, Acoustics of a Nonhomogeneous Moving Medium. Gostekhizdat, Moscow—Leningrad, 1946, 220 pp. (N. Andreev). 31, 595 (1947).

Louis de Broglie, General Theory of Spin Particles (Fusion Method). Paris, 1943, 197 pp. (D. Ivanenko). 38, 304 (1949).

Louis de Broglie, Electromagnetic Waves in Waveguides and Hollow Resonators. State Publishing House of Foreign Literature, Moscow, 1948, 105 pp. (N. Malov). 38, 304 (1949).

Index to Volumes XXXI–XL

E. Brüche and A. Recknagel, Electron Devices. 1941, 447 pp. (N. Morgulis). 32, 143 (1947).

M. Burger, X-ray Crystallography. Translated from English by P. Tarasova and M. P. Shaskolskaya; edited by M. M. Umansky. State Publishing House of Foreign Literature, Moscow, 1948, 484 pp., 252 figs., 34 tables. (A. Kitaigorodsky). 37, 401 (1949).

F. Veitkov, Chronicle of Electricity. 2nd ed., rev. State Energy Publishing House, Moscow–Leningrad, 320 pp. (M. Radovsky). 33, 148 (1947).

V. F. Vlasov, Electron-Tube Devices. Svyazizdat, 1943, 419 pp. (N. Morgulis). 31, 153 (1947).

V. F. Vlasov, Electron-Tube Devices (N. Morgulis). 40, 335 (1950).

M. V. Vol'kenshtein, Structure of Molecules. Academy of Sciences of the USSR, Popular-Science Series—Monographs, 1947, 270 pp., 133 figs., 49 tables, with subject index (A. Kitaigorodsky). 33, 281 (1947).

S. V. Vonsovsky and Ya. S. Shur, Ferromagnetism. State Publishing House of Technical-Theoretical Literature, Moscow–Leningrad, 1948, 816 pp. (E. Kondorsky). 36, 129 (1948).

L. Gerlich, Photoelements, Their Manufacture and Properties. Translated from the manuscript by P. P. Feofilov; edited by Prof. V. P. Zhuze. Gostekhizdat, Moscow–Leningrad, 1948, 256 pp. (P. Borzyak). 37, 262 (1949).

G. Germani and S. Wagener, Oxide Cathode. Translated from German by A. P. Ievseyev, revised and supplemented by B. M. Tsarev. State Publishing House of Technical-Theoretical Literature, Moscow, 1949, 508 pp., 206 figs., 57 tables. (N. Morgulis). 39, 150 (1949).

G. Herzberg, Infrared and Raman Spectra of Polyatomic Molecules. Translated from English by Ya. S. Bobovich and B. I. Stepanov; edited by M. A. Elyashevich. Publishing House of Foreign Literature, Moscow, 1949, 647 pp. (M. Vol'kenshtein). 40, 171 (1950).

J. W. Gibbs, Elementary Principles in Statistical Mechanics. Translated from English by K. V. Nikolsky. State Publishing House of Technical-Theoretical Literature, Moscow–Leningrad, 1946 (V. Finkelstein). 33, 283 (1947).

P. A. M. Dirac, The Principles of Quantum Mechanics. 3rd ed. (D. Ivanenko). 36, 228 (1948).

I. Dossi and G. Mirdele, Electric Current in Vacuum and in Gases. 2nd ed., 1945, 358 pp., 184 figs. (N. Morgulis). 33, 147 (1947).

K. V. Zworykin, G. A. Morton, E. G. Ramberg, J. Hillier and A. Vance, Electron Optics and the Electron Microscope (V. Fabrikant). 33, 448 (1947).

A. A. Ivanov, Electron-Vacuum Technology. State Energy Publishing House, Moscow–Leningrad, 1944, 463 pp., 344 figs., 48 tables. (N. Morgulis). 35, 131 (1948).

S. Inananda, High Vacuum. 1947, 310 pp. (N. Morgulis). 36, 131 (1948).

M. Kamen, Radioactive Tracers in Biology. Translated from English; introductory article by D. E. Grodzyansky. State Publishing House of Foreign Literature, Moscow, 1948, 434 pp. (L. Bell). 38, 143 (1949).

N. A. Kaptsov, Electrical Phenomena in Gases and in Vacuum. Gostekhizdat, Moscow–Leningrad, 1947, 838 pp. (N. Morgulis). 33, 447 (1947).

T. Karman and M. Biot, Mathematical Methods in Engineering. Translated by M. G. Shestopal. Edited by A. I. Loptschits. State Publishing House of Technical-Theoretical Literature, Moscow–Leningrad, 1946, 423 pp. (N. Andreev). 31, 425 (1947).

D. Kay and T. Laby, Tables of Physical and Chemical Constants and Some Mathematical Functions. Translated from the 8th English ed. by E. E. Fridman. Edited by D. A. Frank-Kamenetsky. Publishing House of Foreign Literature, Moscow, 1949, 299 pp. (E. Shpolsky). 40, 170 (1950).

V. N. Kondrat'ev, Structure of Atoms and Molecules. Academy of Sciences of the USSR Publishing House, Moscow–Leningrad, 1946, 318 pp. (E. Shpolsky). 34, 454 (1948).

INDEX TO VOLUMES XXXI–XL

M. A. Konstantinova-Shlezinger, Luminescent Analysis. Publishing House of the Academy of Sciences of the USSR, Moscow—Leningrad, 1948, 287 pp. (E. Shpol’skii). 37, 515 (1949).

M. I. Korsunskii, The Atomic Nucleus. Gostekhizdat, Moscow—Leningrad, 1949, 308 pp. (D. Ivanenko). 38, 616 (1949).

Course of Physics, ed. Acad. N. D. Papaleksi. Vol. 1, Mechanics. Acoustics. Heat and Molecular Physics. State Publishing House of Technical-Theoretical Literature, 1948, 600 pp., 418 figs. (A. Kitaigorodskii). 37, 121 (1949).

Course of Physics, ed. Acad. N. D. Papaleksi. Vol. 2. State Publishing House of Technical-Theoretical Literature, 1947, 694 pp., 408 figs. (A. Kitaigorodskii). 35, 292 (1948).

P. P. Lazarev, Energy, Its Sources on Earth and Its Origin. Gosenergoizdat, Moscow, 1947, 230 pp., 63 figs. (A. Kitaigorodskii). 34, 455 (1948).

S. Yu. Luk’yanov, Photoelements. Publishing House of the Academy of Sciences of the USSR, Moscow—Leningrad, 1948, 371 pp., 209 figs. (N. Morgulis). 35, 419 (1948).

F. Maxfield and R. Benedict, Theory of Gas Conductivity and Electronics (N. Morgulis). 28, 142 (1946).

L. I. Mandel’shtam, Complete Collection of Works. Vol. II. Edited by Prof. S. M. Rytov. Publishing House of the Academy of Sciences of the USSR, 1947, 396 pp. (G. Gorelik). 35, 130 (1948).

B. N. Menshutkin, Biography of Mikhail Vasil’evich Lomonosov. 3rd ed. With the participation of P. N. Berkov, S. I. Vavilov, and L. B. Modzalevskii. Edited by S. I. Vavilov and L. B. Modzalevskii. Publishing House of the Academy of Sciences of the USSR, Moscow—Leningrad, 1947, 296 pp. Popular-science series (M. Radovskii). 32, 144 (1947).

J. Millman and S. Seely, Electronics. 1941 (N. Morgulis). 31, 594 (1947).

D. N. Nasledov, Lecture Notes on Physics (Optics and the Structure of the Atom). Publishing House of the Military Red Banner Academy of Communications named after Budyonny, Leningrad, 1947, 180 pp. (A. Kitaigorodskii). 33, 604 (1947).

G. R. Nokes, A Course of Heat. 1946 (N. Andreev). 32, 142 (1947).

J. M. Cork, Heat. 1942 (N. Andreev). 32, 142 (1947).

G. Olson, Dynamic Analogies. Trans. by B. L. Korobochkin. Edited by M. A. Aizerman. Moscow, 1947 (N. Andreev). 35, 132 (1948).

P. I. Oran’eml, Principles of Operation, Properties, and Applications of Gas-Discharge Lamps. Philips Technical Library. Amsterdam, 1942 (V. Fabrikant). 33, 606 (1947).

Z. G. Pinsker, Electron Diffraction. Edited and with a preface by Acad. A. A. Lebedev. Publishing House of the Academy of Sciences of the USSR, 1949, 404 pp., 153 figs. (A. Kitaigorodskii). 39, 474 (1949).

M. H. Pirenne, X-Ray and Electron Diffraction by Free Molecules. 1946, 154 pp., 82 figs., 8 tables. Bibliography: 187 titles. (A. Kitaigorodskii). 33, 450 (1947).

R. W. Pohl, Introduction to Optics. Trans. edited by N. A. Tolstoi. State Publishing House of Technical-Theoretical Literature, Moscow—Leningrad, 1947, 484 pp. (N. Malov). 34, 612 (1948).

Applied Electronics. 1945, 772 pp. (N. Morgulis). 31, 154 (1947).

S. Ramo and J. Whinnery, Fields and Waves in Modern Radio Engineering. Trans. from English. Edited by Yu. B. Kobzarev. State Publishing House of Technical-Theoretical Literature, Moscow—Leningrad, 1948, 631 pp. (N. Malov). 36, 567 (1948).

N. Riehl, Luminescence (Physical Properties and Technical Applications). Trans. by P. P. Feofilov. Edited by Acad. S. I. Vavilov. Gostekhizdat, Moscow—Leningrad, 1946, 184 pp. (V. Levshin). 31, 286 (1947).

V. Riedler, Introduction to Nuclear Physics. Translated from the 3rd German ed. by N. K. Konina. State Publishing House of Foreign Literature, Moscow, 1948, 322 pp. (E. Shpolsky). 38, 618 (1949).

H. Semat, Introduction to Atomic Physics. 1946, XI, 412 pp. (E. Shpolsky). 32, 258 (1947).

J. S. Sayers, Transmission of Ultrashort Radio Waves. Translated under the editorship of Prof. Gvozdover. State Publishing House of Technical and Theoretical Literature, 1946, 34 pp. (N. Malov). 31, 426 (1947).

W. T. Sproull, The Use of X-rays. New York, 1946, 615 pp. with tables and index (A. Kitaigorodsky). 35, 133 (1948).

A. G. Stoletov, Collected Works, Vol. 3. Introduction to Acoustics and Optics. Theory of Heat. State Publishing House of Technical and Theoretical Literature, 1947, 624 pp. (N. Andreev). 34, 310 (1948).

J. A. Stratton, Electromagnetic Theory. Translated by M. S. Rabinovich and V. M. Kharitonov. Edited by S. M. Rytov. State Publishing House of Technical and Theoretical Literature, Moscow—Leningrad, 1948 (V. Ginzburg). 35, 604 (1948).

A. N. Terenin, Photochemistry of Dyes and Related Organic Compounds. Publishing House of the Academy of Sciences of the USSR, Moscow—Leningrad, 1947, 353 pp. (E. Shpolsky). 34, 308 (1948).

G. Tyagunov and A. Zhigarev. 1. Electron Tubes (instructional tables). Gosenergoizdat, 1948; 2. Electronic Instruments (instructional tables). Series II. Gosenergoizdat, 1949 (N. Morgulis). 38, 458 (1949).

J. Wheland, The Theory of Resonance and Its Application to Organic Chemistry. Translated by M. E. Dyatkina, edited by Ya. K. Syrkin. State Publishing House of Foreign Literature, 1948 (M. Volkenstein). 37, 127 (1949).

Physical Methods in Organic Chemistry. Edited by Arnold Weissberger. Vol. I, 1945; Vol. II, 1946. In both volumes 1367 pp. (A. Kitaigorodsky). 33, 144 (1947).

V. V. Furduev, Electroacoustics. State Publishing House of Technical and Theoretical Literature, Moscow—Leningrad, 1948, 515 pp., 278 figures. (A. Kharkevich). 37, 514 (1949).

C. E. Huykin, Mechanics. State Publishing House of Technical and Theoretical Literature, Moscow—Leningrad, 1947 (N. Andreev). 35, 418 (1948).

M. A. Shatelen, Russian Electrical Engineering of the Second Half of the Nineteenth Century. Gosenergoizdat, Moscow—Leningrad, 1949 (N. Kaptsov). 38, 612 (1949).

G. Eyring, J. Walter, J. Kimball, Quantum Chemistry. Translated by L. I. Kazarnovskaya. Edited by M. I. Genkin. State Publishing House of Foreign Literature, 1948 (M. Volkenstein). 37, 127 (1949).

Electronics and Its Application in Science and Technology. Edited by V. Lovell. 1947, 660 pp., 404 figures. (N. Morgulis). 34, 457 (1948).

J. Yarwood, High Vacuum Technique. 2nd ed., 1945, 140 pp., 90 figures. (N. Morgulis). 35, 420 (1948).

On methodological errors in Prof. C. E. Huykin’s book Mechanics (2nd ed., State Publishing House of Technical and Theoretical Literature, 1947). (F. Korolev). 37, 388 (1949).

C. E. Huykin, On methodological shortcomings of my textbook Mechanics (Letter to the editor). 40, 483 (1950).

On the discussion of C. E. Huykin’s textbook Mechanics. Review of materials received by the editorial board of UFN, 40, 477 (1950).

On the discussion of C. E. Huykin’s textbook Mechanics. From the editorial board. 40, 476 (1950).