Journal of Experimental and Theoretical Physics

Journal of Experimental and Theoretical Physics

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JETP, Vol. 45, No. 1, January 1977
(Russian original - ZhETF, Vol. 72, No. 1 , January 1977)

GRAVITATION, ASTROPHYSICS

Viscosity effects in isotropic cosmologies

V.A. Belinskii, I.M. Khalatnikov

1

A new type of radioactive decay: gravitational annihilation of baryons

Ya. B. Zel'dovich

9

NUCLEI, PARTICLES, AND THEIR INTERACTIONS

Effect of target recoil and excitation in bremsstrahlung and pair production processes

12

Two-photon positron-K-electron annihilation

V.G. Gorshkov, A.I. Mikhailov, S.G. Sherman

17

Elastic scattering of photons in an intense field and the photoproduction of a pair and a photon

D.A. Morozov, N.B. Narozhnyi

23

Unitarity relation and phase shift analysis in a system comprising a resonance and a particle

Yu. A. Simonov, A.M. Badalyan

29

Properties of heavy leptons and their manifestation in the $e^{+}e^{-} \longrightarrow$ hadrons reaction

Ya. I. Azimov, L.L. Frankfurt, V.A. Khoze

32

ATOMS, SPECTRA, RADIATION

Resonance broadening in a strong light field

S.P. Andreev, V.S. Lisitsa

38

Excitation of high vibrational states and dissociation of polyatomic molecules in a laser field

V.M. Akulin, S.S. Alimpiev, N.V. Karlov, B.G. Sartakov

47

Effect of coherent radiation on the translational motion of atoms

A. Yu. Pusep, A.B. Doktorov, A.I. Burshtein

52

New bands in low-temperature fluorescence of anthracene crystals at high exciton concentrations

V.A. Benderskii, V.M. Beskrovnyi, V. Kh. Brikenshtein, V.L. Broude, A.G. Lavrushko, A.A. Ovchinnikov

56

PLASMA, GASES

Measurement of the electron temperature and density distributions in the plasma in the TM-3 Tokamak installation by the method of laser radiation scattaring

63

Spatially non-uniform singular weak turbulence spectra

V.S. L'vov, A.M. Rubenchik

67

Anomalous absorption of electromagnetic waves in a randomly inhomogeneous collisionless magnetoactive plasma

75

Compton effect and pair production for relativistic particles in a plasma

E.B. Kleiman, V.N. Tsytovich

80

Drift-kinetic equation for a tenuous plasma in the presence of high-frequency fields

84

Absorption and reflection of laser radiation by a dispersing high-temperature plasma

Yu. V. Afanas'ev, N.N. Demchenko, O.N. Krokhin, V.B. Rosanov

90

SOLIDS, LIQUID

Dynamics of electron-nuclear spin systems in solids

95

Investigation of the properties of a rotating He³-He⁴ solution by the oscillating-disk method

J.S. Tsakadze, Z. Sh. Nadirashvili

96

Nonlinear cyclotron resonance in metals

100

Amplification and generation of coherent phonons in ruby under conditions of spin-level population inversion

E.M. Ganapol'skii, D.N. Makovitskii

106

Dynamic damping of dislocations in ferromagnets

V.G. Bar'yakhtar, E.I. Druinskii

114

The conductivity of a quasi-onedimensional metal at T=0

A.A. Abrikosov, I.A. Ryzhkin

118

General theory of thermal fluctuations in nonlinear systems

G.N. Bochkov, Yu. E. Kuzovlev

125

Current fluctuations in semiconductors in the presence of a quantizing electric field

S.S. Rozhkov, P.M. Tomchuk

130

Nonlinear helicon resonance in an aluminum plate

V.I. Bozhko, E.P. Volskii

135

Quantum oscillations of the magnetic moment in a nonequilibrium system with electron-hole pairing

T.T. Mnatsakanov

138

Large-amplitude collective oscillations and the double parametric resonance of magnons

V.V. Zautkin, V.S. L'vov, B.I. Orel, S.S. Starobinets

143

Anomalies of the heat capacity of neodymium and praseodymium at high temperatures

L.G. Maistrenko, V.M. Polovov

150

Critical behavior of the Hall coefficient near the percolation threshold

B.I. Shklovskii

152

Anomalous penetration of an electromagnetic field into a metal with diffuse reflection of electrons by the specimen boundary

E.A. Kaner, N.M. Makarov, A.S. Rozhavskii

156

Dynamics of fluctuations at multicritical points

V.V. Prudnikov, G.B. Teitel'baum

162

Shock adiabats for ultrahigh pressures

L.V. Al'tshuler, N.N. Kalitkin, L.V. Kuz'mina, B.S. Chekin

167

Statistical characteristics of the heating of a transparent medium with random absorbing inclusions by laser radiation

M.I. Tribel'skii

172

"Compression" of the electron shell of a neutral atom by a crystal matrix

E.E. Ovechkina, V.P. Romanov, Yu. R. Zabrodskii, V.M. Koshkin

174

Contribution to the theory of photon spectra in a semiconductor laser

V.F. Elesin, Yu. V. Kopaev

177

Energy spectrum of γ rays passing anomalously through resonantly absorbing Fe⁵⁷ crystals

G.V. Smirnov, N.A. Semioshkina, V.V. Sklyarevskii, S. Kadechkova, B. Shestak

180

Melting curve of hydrogen up to 10 kbar

V.V. Kechin, A.I. Likhter, Yu. M. Pavlyuchenko, L.Z. Ponizovskii, A.N. Utyuzh

182

Equation of state in the critical region with inclusion of non-asymptotic terms

184

Interference nuclear acoustic resonance in crystals with a cooperative Jahn-Teller effect

B.G. Vekhter, M.D. Kaplan, V.A. Shutilov

187

Magnetic and neutron-diffraction investigations of reorientation transitions in cobalt-substituted yttrium orthoferrite

K.P. Belov, A.M. Kadomtseva, E. Kren, M.M. Lukina, V.N. Milov, E. Shvab

192

Threshold piezoelectric instability in a liquid crystal

Yu. P. Bobylev, S.A. Pikin

195

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