Reviews of topical problems

N.N. Bezuglov, E.N. Borisov, Ya.F. Verolainen “Distribution of the radiative lifetimes over the excited states of atoms and ions” Sov. Phys. Usp. 34 (1) 1–15 (1991)

E.S. Medvedev “Nonexponential fluorescence decay of polyatomic molecules” Sov. Phys. Usp. 34 (1) 16–35 (1991)

L.N. Dem’yanets “High-temperature superconductors: growth of single crystals” Sov. Phys. Usp. 34 (1) 36–73 (1991)

New instruments and methods of investigations

I.S. Zeilikovich, A.M. Lyalikov “Holographic methods for regulating the sensitivity of interference measurements for transparent media diagnostics” Sov. Phys. Usp. 34 (1) 74–85 (1991)

Methodological notes

G.D. Fleishman “Transition radiation of a relativistic particle moving along a curve” Sov. Phys. Usp. 34 (1) 86–96 (1991)

Conferences and symposia

G.C. Dijkhuis “Report on Second International Symposium on Ball Lightning” Sov. Phys. Usp. 34 (1) 97–97 (1991)

Personalia

L.M. Barkov, B.K. Vainshtein, E.P. Kruglyakov, A.V. Rzhanov, D.D. Ryutov, V.I. Simonov, A.N. Skrinskii, L.A. Shuvalov, B.V. Chirikov “Kirill Sergeevich Aleksandrov (on his sixtieth birthday)” Sov. Phys. Usp. 34 (1) 98–98 (1991)

Errata

A.S. Tarnovskii “Erratum: A new representation of quantum mechanics [Sov. Phys. Usp. 33(10), 862-864 (October 1990)]” Sov. Phys. Usp. 34 (1) 99–99 (1991)

Reviews of topical problems

V.L. Ginzburg “Thermoelectric effects in the superconducting state” Sov. Phys. Usp. 34 (2) 101–107 (1991)

L.V. Prokhorov, S.V. Shabanov “Phase space of mechanical systems with a gauge group” Sov. Phys. Usp. 34 (2) 108–140 (1991)

V.G. Boiko, Kh.I. Mogel’, V.M. Sisoev, A.V. Chalyi “Features of metastable states in liquid-vapor phase transitions” Sov. Phys. Usp. 34 (2) 141–159 (1991)

Physics of our days

A.A. Lushnikov, A.E. Negin, A.V. Pakhomov, B.M. Smirnov “Aerogel structures in a gas” Sov. Phys. Usp. 34 (2) 160–166 (1991)

Methodological notes

V.P. Bykov, V.I. Tatarskii “Perturbation theory for resolvents as applied to problems in radiation theory” Sov. Phys. Usp. 34 (2) 167–184 (1991)

G.L. Landsberg “Computer viruses and methods of combatting them” Sov. Phys. Usp. 34 (2) 185–200 (1991)

From the history of physics

V.A. Fabrikant “How the concept of acceleration took shape in the mechanics of Galileo” Sov. Phys. Usp. 34 (2) 201–201 (1991)

Personalia

Zh.I. Alferov, A.F. Andreev, A.S. Borovik-Romanov, B.K. Vainshtein, V.F. Gantmakher, L.V. Keldysh, V.I. Nikitenko, E.G. Ponyatovskii, V.B. Timofeev, I.M. Khalatnikov, V.Sh. Shekhtman, I.F. Shchegolev “Yurii Andreevich Osip’yan (on his sixtieth birthday)” Sov. Phys. Usp. 34 (2) 202–203 (1991)

A.F. Andreev, V.M. Agranovich, A.S. Borovik-Romanov, V.L. Ginzburg, S.V. Krivokhizha, A.M. Prokhorov, V.S. Starunov, E.L. Feinberg, I.A. Yakovlev “Immanuil Lazarevich Fabelinskii (on his eightieth birthday)” Sov. Phys. Usp. 34 (2) 204–205 (1991)

Book reviews

Ya.A. Smorodinskii “The Emperor’s new mind concerning computers, mind, and laws of physics” Sov. Phys. Usp. 34 (2) 206–207 (1991)

Yu.A. Bashmakov “Frontiers of particle beams: observation, diagnosis, and correction” Sov. Phys. Usp. 34 (2) 208–210 (1991)

M.I. Zel’nikov “Gravitational lenses” Sov. Phys. Usp. 34 (2) 211–211 (1991)

K.K. Likharev “Two books on superconductor electronics” Sov. Phys. Usp. 34 (2) 212–213 (1991)

Special issue

“100th anniversary of the birth of S. I. Vavilov” Sov. Phys. Usp. 34 (3) 215–216 (1991)

Reviews of topical problems

S.L. Sobolev “Transport processes and traveling waves in systems with local nonequilibrium” Sov. Phys. Usp. 34 (3) 217–229 (1991)

V.V. Ivanov “Evolution of earthquake processes” Sov. Phys. Usp. 34 (3) 230–249 (1991)

Methodological notes

V.S. Krivitskii, V.N. Tsytovich “Average radiation-reaction force in quantum electrodynamics” Sov. Phys. Usp. 34 (3) 250–258 (1991)

L.A. Rivlin “Formation energy of a waveguide as a measure of its cutoff frequency” Sov. Phys. Usp. 34 (3) 259–261 (1991)

V.V. Maier, R.V. Maier “Demonstration of the acoustic Doppler effect” Sov. Phys. Usp. 34 (3) 262–264 (1991)

From the history of physics

L.N. Kryzhanovskii “Pieter van Musschenbroek (on the tercentenary of his birth)” Sov. Phys. Usp. 34 (3) 265–268 (1991)

Conferences and symposia

I.V. Kukushkin, V.B. Timofeev “Magnetooptics of two-dimensional electrons in the ultraquantum limit” Sov. Phys. Usp. 34 (3) 269–272 (1991)

V.S. Edel’man “The development of scanning tunneling microscopy” Sov. Phys. Usp. 34 (3) 272–273 (1991)

Personalia

A.P. Aleksandrov, A.M. Baldin, I.I. Gurevich, V.P. Dzhelepov, M.G. Meshcheryakov, Yu.T. Oganessyan, K.A. Petrzhak, Yu.B. Khariton “Georgii Nikolaevich Flerov (Obituary)” Sov. Phys. Usp. 34 (3) 274–275 (1991)

A.A. Vedenov, E.P. Velikhov, A.M. Dykhne, B.B. Kadomtsev, I.K. Konkashbaev, V.D. Pis’mennyi, V.L. Pokrovskii, A.V. Rodin, Yu.V. Skvortsov, A.N. Starostin, V.D. Shafranov, V.E. Cherkovets “Feliks Romanovich Ulinich (Obituary)” Sov. Phys. Usp. 34 (3) 276–277 (1991)

V.M. Batenin, F.V. Bunkin, N.V. Karlov, V.A. Kirillin, L.P. Pitaevskii, A.M. Prokhorov, A.A. Rukhadze, A.I. Savvatimskii, V.E. Fortov, A.E. Sheindlin “Sergei Vladimirovich Lebedev (Obituary)” Sov. Phys. Usp. 34 (3) 278–279 (1991)

Book reviews

I.M. Dremin “Basic concepts of elementary particle physics” Sov. Phys. Usp. 34 (3) 280–280 (1991)

V.G. Terziev “Magnetic properties of free radicals” Sov. Phys. Usp. 34 (3) 281–281 (1991)

E.G. Maksimov “Group theory and its application in physics” Sov. Phys. Usp. 34 (3) 281–281 (1991)

E.G. Maksimov “Many-atom interactions in solids” Sov. Phys. Usp. 34 (3) 282–282 (1991)

Reviews of topical problems

V.L. Ginzburg “High-temperature superconductivity (history and general review)” Sov. Phys. Usp. 34 (4) 283–288 (1991)

G.R. Ivanitskii, A.B. Medvinskii, M.A. Tsyganov “From disorder to order as applied to the movement of micro-organisms” Sov. Phys. Usp. 34 (4) 289–316 (1991)

V.B. Leonas “Multi-electron secondary emission from solid surface bombarded by fast atomic particles” Sov. Phys. Usp. 34 (4) 317–330 (1991)

Conferences and symposia

A.A. Kozochkina, V.B. Leonas “Multi-electron emission induced by fast atoms passing through a thin foil” Sov. Phys. Usp. 34 (4) 331–333 (1991)

A.D. Erlykin, E.A. Mamidzhanyan “Autumn school ’Interactions of hadrons at super-accelerator energies’” Sov. Phys. Usp. 34 (4) 334–339 (1991)

V.A. Tsarev “New data on low-temperature fusion (based on materials of the conference in Provo, Utah, USA; October 22-24, 1990)” Sov. Phys. Usp. 34 (4) 340–352 (1991)

Personalia

A.F. Andreev, N.G. Basov, V.L. Ginzburg, A.V. Gurevich, B.B. Kadomtsev, D.A. Kirzhnits, Yu.V. Kopaev, Yu.A. Osip’yan, A.M. Prokhorov, E.L. Feinberg, E.S. Fradkin “Leonid Veniaminovich Keldysh (On his sixtieth birthday)” Sov. Phys. Usp. 34 (4) 353–354 (1991)

Book reviews

A.V. Andreev “X-ray lasers” Sov. Phys. Usp. 34 (4) 355–356 (1991)

O.Ya. Butkovskii, Yu.A. Kravtsov “Nonlinear structures in physical systems” Sov. Phys. Usp. 34 (4) 357–357 (1991)

P.I. Arseev “The quantum statistics of dynamic processes” Sov. Phys. Usp. 34 (4) 358–358 (1991)

N.S. Maslova “Chemistry and physics of solid surfaces” Sov. Phys. Usp. 34 (4) 359–359 (1991)

Seventieth anniversary of Andrei Dmitrievich Sakharov

“From the Board of Editors of Uspekhi Fizicheskikh Nauk” Sov. Phys. Usp. 34 (5) 361–361 (1991)

B.L. Al’tshuler “The scientific works of A. D. Sakharov” Sov. Phys. Usp. 34 (5) 362–374 (1991)

A.D. Sakharov “Interaction of the electron and the positron in pair production” Sov. Phys. Usp. 34 (5) 375–377 (1991)

A.D. Sakharov “Theory of the magnetic thermonuclear reactor, part II” Sov. Phys. Usp. 34 (5) 378–382 (1991)

Ya.B. Zel’dovich, A.D. Sakharov “Reactions produced by μ mesons in hydrogen” Sov. Phys. Usp. 34 (5) 383–384 (1991)

A.D. Sakharov, R.Z. Lyudaev, E.N. Smirnov, Yu.I. Plyushchev, A.I. Pavlovskii, V.K. Chernyshev, E.A. Feoktistova, E.A. Zharinov, Yu.A. Zysin “Magnetic cumulation” Sov. Phys. Usp. 34 (5) 385–386 (1991)

A.D. Sakharov “Magnetoimplosive generators” Sov. Phys. Usp. 34 (5) 387–391 (1991)

A.D. Sakharov “Violation of CP in variance, C asymmetry, and baryon asymmetry of the universe” Sov. Phys. Usp. 34 (5) 392–393 (1991)

A.D. Sakharov “Vacuum quantum fluctuations in curved space and the theory of gravitation” Sov. Phys. Usp. 34 (5) 394–394 (1991)

A.D. Sakharov “Spectral density of eigenvalues of the wave equation and vacuum polarization” Sov. Phys. Usp. 34 (5) 395–400 (1991)

A.D. Sakharov “Cosmological models of the Universe with reversal of time’s arrow” Sov. Phys. Usp. 34 (5) 401–403 (1991)

A.D. Sakharov “Many-sheeted models of the Universe” Sov. Phys. Usp. 34 (5) 404–408 (1991)

A.D. Sakharov “Cosmological transitions with changes in the signature of the metric” Sov. Phys. Usp. 34 (5) 409–413 (1991)

A.D. Sakharov “Evaporation of black miniholes; high-energy physics” Sov. Phys. Usp. 34 (5) 414–416 (1991)

A.D. Sakharov “Baryon asymmetry of the universe” Sov. Phys. Usp. 34 (5) 417–421 (1991)

R.H. Dalitz “Andrei Sakharov’s KANDIDAT NAUKI Dissertation” Sov. Phys. Usp. 34 (5) 422–428 (1991)

A.I. Pavlovskii “Reminiscences of different years” Sov. Phys. Usp. 34 (5) 429–436 (1991)

From the history of physics

D. Hirsch, W.G. Mathews “The H-bomb: Who really gave away the secret?” Sov. Phys. Usp. 34 (5) 437–443 (1991)

Yu.B. Khariton “From the interview to the journal ’Priroda’” Sov. Phys. Usp. 34 (5) 443–443 (1991)

S.S. Gershtein “From reminiscences about Ya. B. Zel’dovich” Sov. Phys. Usp. 34 (5) 444–444 (1991)

I.I. Gurevich, Ya.B. Zeldovich, I.Ya. Pomeranchuk, Yu.B. Khariton “Utilization of the nuclear energy of the light elements” Sov. Phys. Usp. 34 (5) 445–446 (1991)

Reviews of topical problems

V.I. Dokuchaev “Birth and life of massive black holes” Sov. Phys. Usp. 34 (6) 447–470 (1991)

N.N. Achasov, G.N. Shestakov “Summary of the search for four-quark states in γγ collisions” Sov. Phys. Usp. 34 (6) 471–496 (1991)

E.I. Kut’in, V.L. Lorman, S.V. Pavlov “Methods of the theory of singularities in the phenomenology of phase transitions” Sov. Phys. Usp. 34 (6) 497–514 (1991)

I.D. Konozenko, M.P. Krulikowska, B.A. Danil’chenko “Structural and phase changes in metals and alloys crystallized in a gamma-ray flux” Sov. Phys. Usp. 34 (6) 515–525 (1991)

From the current literature

B.M. Smirnov “Energetic processes in macroscopic fractal structures” Sov. Phys. Usp. 34 (6) 526–541 (1991)

Conferences and symposia

V.M. Pudalov “Wigner Crystallization in a two-dimensional electron gas in semiconductors” Sov. Phys. Usp. 34 (6) 542–544 (1991)

Personalia

Zh.I. Alferov, Yu.N. Efremov, V.E. Golant, V.L. Gurevich, B.P. Zakharchenya, G.G. Zegrya, I.P. Ipatova, V.I. Perel’, N.N. Pariiskii, A.D. Chernin “Lev Emmanuilovich Gurevich (Obituary)” Sov. Phys. Usp. 34 (6) 545–546 (1991)

N.E. Alekseevskii, A.F. Andreev, A.S. Borovik-Romanov, A.P. Volodin, N.V. Zavaritskii, M.I. Kaganov, Yu.A. Osip’yan, L.P. Pitaevskii, L.A. Prozorova, V.M. Pudalov, A.M. Troyanovskii, I.M. Khalatnikov, I.N. Khlyustikov, V.S. Edel’man “Moisei Semenovich Khaikin (Obituary)” Sov. Phys. Usp. 34 (6) 547–548 (1991)

L.M. Biberman, B.A. Veklenko, V.L. Ginzburg, G.S. Zhdanov, B.B. Kadomtsev, S.M. Rytov, B.M. Smirnov, I.L. Fabelinskii, E.L. Feinberg, I.A. Yakovlev “Valentin Aleksandrovich Fabrikant (Obituary)” Sov. Phys. Usp. 34 (6) 549–550 (1991)

Book reviews

V.S. Dneprovskii “Nonlinear photonics” Sov. Phys. Usp. 34 (6) 551–551 (1991)

Yu.S. Barash “Introduction to the physics of high-temperature superconductors” Sov. Phys. Usp. 34 (6) 552–553 (1991)

Reviews of topical problems

D.M. Sedrakyan, K.M. Shakhabasyan “Superfluidity and the magnetic field of pulsars” Sov. Phys. Usp. 34 (7) 555–571 (1991)

I.Sh. Averbukh, N.F. Perel’man “The dynamics of wave packets of highly-excited states of atoms and molecules” Sov. Phys. Usp. 34 (7) 572–591 (1991)

E.A. Gastilovich “Vibronic coupling in excited electronic states of complex molecules” Sov. Phys. Usp. 34 (7) 592–615 (1991)

Physics of our days

A.V. Eletskii, B.M. Smirnov “The C₆₀ cluster as a new form of carbon” Sov. Phys. Usp. 34 (7) 616–625 (1991)

Conferences and symposia

V.L. Pokrovskii “Vortex structures in laminated superconductors” Sov. Phys. Usp. 34 (7) 626–627 (1991)

M.A. Teplov “Nuclear magnetic resonance, nuclear quadrupole resonance, and nuclear relaxation in high-temperature superconductors” Sov. Phys. Usp. 34 (7) 627–629 (1991)

Yu.G. Abov, A.D. Gul’ko, F.S. Dzheparov, S.S. Trostin “Beta-NMR spectroscopy and investigations of random walks in disordered systems” Sov. Phys. Usp. 34 (7) 630–632 (1991)

A.V. Inyushkin, A.N. Taldenkov, V.V. Florent’yev “Heat conductivity of LnBa₂Cu₃O_7-x single crystals” Sov. Phys. Usp. 34 (7) 632–634 (1991)

Personalia

A.S. Borovik-Romanov, Yu.A. Osip’yan, A.M. Prokhorov, V.I. Simonov, L.A. Feigin, A.A. Chernov, L.A. Shuvalov “Boris Konstantinovich Vainshtein (on his seventieth birthday)” Sov. Phys. Usp. 34 (7) 635–636 (1991)

G.V. Domogatskii, G.T. Zatsepin, M.A. Markov, V.A. Matveev, G.B. Khristiansen “Aleksandr Evgen’evich Chudakov (on his seventieth birthday)” Sov. Phys. Usp. 34 (7) 637–638 (1991)

A.P. Aleksandrov, A.F. Apalin, S.T. Belyaev, L.N. Bondarenko, V.V. Vladimirskii, I.I. Gurevich, B.G. Erozolimskii, V.I. Lebedev, V.P. Martem’yanov, L.A. Mikaelyan, V.I. Mostovoi, Yu.A. Mostovoi, B.A. Obinyakov, L.B. Okun’, A.I. Frank, I.S. Shapiro “Petr Efimovich Spivak (on his eightieth birthday)” Sov. Phys. Usp. 34 (7) 639–640 (1991)

Book reviews

S.A. Akhmanov “Physics of lasers, laser physics, and optical physics” Sov. Phys. Usp. 34 (7) 641–643 (1991)

F.V. Dolzhanskii, M.V. Kurganskii “Asymptotic models of atmospheric flows” Sov. Phys. Usp. 34 (7) 644–644 (1991)

Reviews of topical problems

S.S. Abdullaev, G.M. Zaslavskii “Classical nonlinear dynamics and chaos of rays in problems of wave propagation in inhomogeneous media” Sov. Phys. Usp. 34 (8) 645–664 (1991)

V.A. Davydov, V.S. Zykov, A.S. Mikhailov “Kinematics of autowave structures in excitable media” Sov. Phys. Usp. 34 (8) 665–684 (1991)

E.Z. Valiev “Phenomenological theory of magnetoelastic interactions in Invars and Elinvars” Sov. Phys. Usp. 34 (8) 685–704 (1991)

Physics of our days

E.A. Andryushin, A.P. Silin “Physical problems in solar energy” Sov. Phys. Usp. 34 (8) 705–710 (1991)

B.M. Smirnov “A tangle of fractal fibers as a new state of matter” Sov. Phys. Usp. 34 (8) 711–716 (1991)

From the current literature

V.A. Moskalenko, M.E. Palistrant, V.M. Vakalyuk “High-temperature superconductivity and the characteristics of the electronic energy spectrum” Sov. Phys. Usp. 34 (8) 717–728 (1991)

Conferences and symposia

V.L. Aksenov “Research on high-temperature superconductors using the IBR-2 high-flux pulsed reactor” Sov. Phys. Usp. 34 (8) 729–730 (1991)

Personalia

A.M. Baldin, N.G. Basov, V.L. Ginzburg, N.A. Dobrotin, G.T. Zatsepin, L.V. Keldysh, M.A. Markov, S.I. Nikol’skii, A.M. Prokhorov, E.L. Feinberg, G.B. Khristiansen, A.E. Chudakov “Dmitrii Vladimirovich Skobel’tsyn (Obituary)” Sov. Phys. Usp. 34 (8) 731–732 (1991)

S.T. Belyaev, V.G. Vaks, I.I. Gurevich, V.I. Kogan, A.I. Larkin, L.B. Okun, B. Pontecorvo, E.E. Sapershtein, A.N. Skrinskii, V.A. Suetin, B.A. Trubnikov, I.M. Khalatnikov, V.A. Khodel’ “Arkadii Benediktovich Migdal (Obituary)” Sov. Phys. Usp. 34 (8) 733–735 (1991)

Reviews of topical problems

A.V. Getling “Formation of spatial structures in Rayleigh—Bénard convection” Sov. Phys. Usp. 34 (9) 737–776 (1991)

V.A. Aleshkevich, G.D. Kozhoridze, A.N. Matveev “Self-action of partly coherent laser radiation” Sov. Phys. Usp. 34 (9) 777–803 (1991)

V.I. Alkhimov “The self-avoiding walk problem” Sov. Phys. Usp. 34 (9) 804–816 (1991)

Physics of our days

R. Реiеrls “Momentum and pseudomomentum of light and sound” Sov. Phys. Usp. 34 (9) 817–817 (1991)

L.B. Okun “The fundamental constants of physics” Sov. Phys. Usp. 34 (9) 818–826 (1991)

Methodological notes

A.A. Rukhadze, N.N. Sobolev, V.V. Sokovikov “Similarity relations for low-temperature nonisothermal discharges” Sov. Phys. Usp. 34 (9) 827–829 (1991)

P.S. Landa, V.F. Marchenko “On the linear theory of waves in media with periodic structures” Sov. Phys. Usp. 34 (9) 830–834 (1991)

Conferences and symposia

G.V. Kozlov, A.A. Mukhin, A.Yu. Pronin, A.S. Prokhorov “Spin-flipping transitions and dynamic properties of rare-earth weak ferromagnetics” Sov. Phys. Usp. 34 (9) 835–836 (1991)

Personalia

A.A. Belavin, A.V. Berkov, M.B. Voloshin, N.A. Voronov, V.I. Zakharov, A.Yu. Morozov, L.B. Okun’, B.M. Pontecorvo, Yu.A. Simonov, M.V. Terent’ev, K.A. Ter-Martirosyan, M.G. Shchepkin “Igor’ Yur’evich Kobzarev (Obituary)” Sov. Phys. Usp. 34 (9) 837–838 (1991)

S.T. Belyaev, A.A. Vorob’ev, I.A. Golutvin, B.A. Dolgoshein, L.S. Zolin, A.A. Logunov, V.A. Nikitin, I.A. Savin, I.V. Chuvilo, M.G. Shafranova “Viktor Alekseevich Sviridov (Obituary)” Sov. Phys. Usp. 34 (9) 839–840 (1991)

Book reviews

V.A. Vysloukh “Fiber optics of fluoride glasses” Sov. Phys. Usp. 34 (9) 841–841 (1991)

Reviews of topical problems

A.V. Andrienko, V.I. Ozhogin, V.L. Safonov, A.Yu. Yakubovskii “Nuclear spin wave research” Sov. Phys. Usp. 34 (10) 843–861 (1991)

A.A. Romanyukha, Yu.N. Shvachko, V.V. Ustinov “Electron paramagnetic resonance and related phenomena in high-temperature superconductors” Sov. Phys. Usp. 34 (10) 862–882 (1991)

V.M. Rozenbaum, V.M. Ogenko, A.A. Chuiko “Vibrational and orientational states of surface atomic groups” Sov. Phys. Usp. 34 (10) 883–902 (1991)

From the current literature

V.T. Tikhonchuk “Present state of research into the interaction between powerful laser radiation and high-temperature plasmas” Sov. Phys. Usp. 34 (10) 903–909 (1991)

Methodological notes

V.P. Bykov “Basic properties of squeezed light” Sov. Phys. Usp. 34 (10) 910–924 (1991)

I.V. Sokolov “The angular momentum of an electromagnetic wave, the Sadovskii effect, and the generation of magnetic fields in a plasma” Sov. Phys. Usp. 34 (10) 925–932 (1991)

Book reviews

Yu.S. Barash “Some earlier and recent topical problems in the physics of superconductors” Sov. Phys. Usp. 34 (10) 933–933 (1991)

Reviews of topical problems

Yu.A. Izyumov “Magnetism and superconductivity in strongly correlated systems” Sov. Phys. Usp. 34 (11) 935–957 (1991)

M.F. Sarry “Analytical methods of calculating correlation functions in quantum statistical physics” Sov. Phys. Usp. 34 (11) 958–979 (1991)

A.I. Frank “Modern optics of long-wavelength neutrons” Sov. Phys. Usp. 34 (11) 980–987 (1991)

I.M. Frank “Neutron optics and ultracold neutrons” Sov. Phys. Usp. 34 (11) 988–996 (1991)

Methodological notes

V.L. Lyuboshits, M.I. Podgoretskii “The Archimedes force acting on individual molecules of matter in an external field” Sov. Phys. Usp. 34 (11) 997–1007 (1991)

S.G. Rautian “The diffusion approximation in the problem of migration of particles in a gas” Sov. Phys. Usp. 34 (11) 1008–1017 (1991)

B.A. Trubnikov “Constrictions in a relativistic pinch with a longitudinal magnetic field” Sov. Phys. Usp. 34 (11) 1018–1020 (1991)

Book reviews

B.M. Smirnov “From Newton to Mandelbrot: concepts in theoretical physics” Sov. Phys. Usp. 34 (11) 1021–1021 (1991)

S.A. Akhmanov “Milestones on the thorny path of science” Sov. Phys. Usp. 34 (11) 1022–1023 (1991)

V.I. Petviashvili “Physics of thermonuclear plasma” Sov. Phys. Usp. 34 (11) 1024–1024 (1991)

M.I. Rabinovich, M.M. Sushchik “Numerical experiment in hydrodynamics” Sov. Phys. Usp. 34 (11) 1025–1025 (1991)

Errata

G.R. Ivanitskii, A.B. Medvinskii, M.A. Tsyganov “Errata: From disorder to order as applied to the movement of micro-organisms [Sov. Phys. Usp. 34, 289-316 (April 1991)]” Sov. Phys. Usp. 34 (11) 1026–1026 (1991)

Reviews of topical problems

V.M. Rysakov “Acoustoelectronic instability in piezosemiconductors” Sov. Phys. Usp. 34 (12) 1027–1046 (1991)

Conferences and symposia

N.B. Delone, V.P. Krainov “Atoms in a superatomic field of laser radiation” Sov. Phys. Usp. 34 (12) 1047–1052 (1991)

Personalia

P.A. Apanasevich, A.M. Bonch-Bruevich, F.V. Bunkin, M.A. Vorontsov, V.M. Gordienko, B.B. Kadomtsev, N.V. Karlov, A.I. Kovrigin, N.I. Koroteev, A.A. Logunov, A.M. Prokhorov, A.P. Sukhorukov, A.S. Chirkin “Sergei Aleksandrovich Akhmanov (Obituary)” Sov. Phys. Usp. 34 (12) 1053–1054 (1991)

Physics of our days

D.R.O. Morrison “Review of cold fusion” Sov. Phys. Usp. 34 (12) 1055–1060 (1991)