Journal of Experimental and Theoretical Physics 





JETP, Vol. 51, No. 1, January 1980
(Russian original  ZhETF,
Vol. 78,
No. 1
, January 1980)
GRAVITATION, ASTROPHYSICS 
Quantumelectrodynamic effects inside a charged black hole and the problem of Cauchy horizons

1

Isotropic cosmological models determined by vacuum quantum effects

9

NUCLEI, PARTICLES, AND THEIR INTERACTION 
Properties of a pion condensate in a magnetic field

13

ATOMS, SPECTRA, RADIATION 
Pendellosung radiation of an electron diffracted in a single crystal

22

Influence of crystal lattice on the population of high excited states of Er^{3+} ions under infrared excitation

26

Spectral distribution of the radiation in planar and axial channeling of ultrarelativistic electrons

31

Interaction of weak pulses with a lowfrequency highintensity wave in a dispersive medium

40

Exciton luminescence on anthracenegold boundary

46

Coherent excitation of inversion of nuclei by a modulated beam of randomly distributed relativistic electrons

49

Pair production in the scattering of a photon by an intense electromagnetic wave in a uniform magnetic field

52

PLASMA, GASES 
Collective relativistic interactions in electron beams

59

SOLIDS, LIQUIDS 
Thermoelectromagnetic waves in conductors in a strong magnetic field

61

Hydrodynamics of defects in condensed media, using as examples vortices in rotating He II and disclinations in a planar magnet

65

Saturation of nuclear magnetic resonance under conditions of large dynamic frequency shift

73

Magnetization of a single crystal of erbium in the basal plane in strong magnetic fields

77

Theory of residual resistance of a metallic bicrystal

82

Dielectric constants of solid electrolytes and transition to superionic state

89

EPR investigation of the phase diagram, of the electronic properties, and of the indirect exchange interaction in the PdGdH system

94

Dispersion of thermomagnetic waves in bismuth

99

Superconducting quantum interferometer in a magnetic field

104

Theory of pure short ScS and ScN microjunctions

111

Stability of the Bose spectrum of superfluid systems of the He^{3} type

117

New type of highfrequency instability in nematic liquid crystals

123

Nonlinear effects at the collisionless absorption threshold: plasmon spectrum and damping

126

The theory of twodimensional incommensurate crystals

134

Threedimensional Wigner crystal in a magnetic field

148

Intermediate excitonic state in interimpurity radiative recombination

154

Lowangle multiple scattering by static inhomogeneities

158

Interaction of electromagnetic waves of different frequencies on reflection from the surface of a normal metal

166

Skin effect in a metal plate and peculiarities of GantmakherKaner oscillations

170

Instabilities in the spin system of optically oriented electrons and nuclei in semiconductors

175

(He^{3})_{2} van der Waals molecular dimers in solutions of the quantum liquids He^{3}He II

181

The acoustoelectric current in a metal for an arbitrary conductionelectron dispersion law

189

Partial composition of a dense electronhole system and excitonplasma transition in uniaxially stressed silicon

191

Elementary excitations in disordered systems with localized electrons

199

Concerning the screening of a spontaneouspolarization field by free carriers in ferroelectrics

208

PLASMA, GASES 
Compression of shell targets heated by nanosecond pulses
N.G. Basov, P.P. Volosevich, E.G. Gamalii, S. Yu. Gus'kov, A.A. Erokhin, Yu. A. Zakharenkov, N.N. Zorev, A.A. Kologrivov, V.B. Rozanov, A.A. Rupasov, A.A. Samarskii, G.V. Sklizkov, A.S. Shikanov

212




