Journal of Experimental and Theoretical Physics 





ZhETF, Vol. 87, No. 3, September 1984
(English translation  JETP,
Vol. 60, No. 3, September 1984
)
The issue content is only available in English translation!
GRAVITATION, ASTROPHYSICS 
Quantum dynamics of an isotropic cosmological model

705

NUCLEI, PARTICLES, AND THEIR INTERACTION 
Multiple Coulomb scattering of ultrarelativistic charged particles moving at small to crystallographic planes

717

Freefree transitions of electrons in the presence of an electric field

720

Selfdefocusing of converging laser beams

730

Correlation rules for diabatic molecular orbitals in diatomic quasimolecules

741

Zeeman effect in the phosphorescence spectra of complex molecules in disordered media under selective excitation

750

Stochastic instability of rays and the speckle structure of the field in inhomogeneous media

763

Nonconservation of parity in atomic bismuth

776

Damping and fluctuations in coupled quantum oscillator systems

790

PLASMA, GASES 
Experimental observation of the structure of gaskinetic magnetic resonance

805

Effect of a finite Larmor radius on the equilibrium of plasmas

811

Modulation instability in a relativistic isotropic plasma

822

Electrical conductivity of adiabatically compressed alkali metal vapor

832

Onedimensional gasdynamic simulation of electronbeam transport in a rarefied gas

840

LIQUIDS 
Optical properties of homotropically oriented nematiccrystal elliptically deformed nematic crystal layer

849

Undamped oscillations of NLC director in the field of an ordinary light wave

859

Phononkinetics changes due to the dispersion law and to impurities

865

SOLIDS 
Anisotropy of multiple scattering in axial channeling of negative particles

878

Theory of oscillations of the impedance of a metal plate in the case of diffuse reflection of carriers

885

Analytic expression for the cross section for twophonon resonant Raman scattering of light

898

Behavior of magnetic superconductors in a magnetic field

906

γ carbon

914

Direct experimental observation of electron waves excited by a sound wave in a semiconductor in an alternating electric field

918

Pressure selfmultiplication effect in a phase transition under quasihydrostatic conditions

922

Quantum models of a crystal surface

927

Measurement of the temperature dependence of the shear modulus of solid ^{4}He

943

Identification of neutral and ionized tin donor states and the observation of twoelectron exchange between tin centers in solid solutions based on PbS and PbSe

951

Heisenberg magnetic substances with competing interactions

960

Quantum effects in percolation systems. Granular Cu_{1x}O_{x} films

971

Spin reorientation in dysprosium yttrium iron garnets Dy_{x}Y_{3x}Fe_{5}O_{12}

989

Shape of NMRspectra of solids
A.A. Lundin, A. V. Makarenko
577 (1010) Anisotropic spinlattice relaxation of selftrapped G. G. LiI'd'ya, T.A. Soovik, A. L.
holes in KBr Stolovich
582 (1019) Induction of intermediate ordered phases in Yu. M. lvanchenko, A. A.
Heisenberg magnets by fluctuational exchange Lisyanskil', A. E. Filippov
inversion
587 (1028) Striction effects and dynamics of the magnetic V. G. Bar'yakhtar, I. M.
subsystem in spinreorientation phase transitions. Vitebskil', Yu. G. Pashkevich, Symmetry aspects V. L. Sobolev, V. V.
Tarasenko
593 (1038) Magnetically induced birefringence in cubic O. V. Gogolin, V.A. Tsvetkov, crystals E. G. Tsitsishvili
598 (1046) Introduction of spatial dispersion into the S. I. Pekar, B. E. Tsekvava
dielectric constant of a crystal in the spectral
region of accidentally close exciton resonances
605 (1058) Stochastic spin dynamics of superfluid 3He V. I. Kesaev, A. I. Ugulava
608 (1064) Effect of dynamic character of image forces on A. I. Voltenko, A.M. Gabovich, field emission V. M. Rozenbaum
611 (1069) Critical dynamics of uniaxial displacive V.V.Lebedev
ferroelectrics
618 (1080) Melting as a phase transition into a space with v. N. Novikov
A. A. Lundin, A.V. Makarenko


999

Anisotropic spinlattice relaxation of selftrapped holes in KBr

1010

Induction of intermediate ordered phases in Heisenberg magnets by fluctuational exchange inversion

1019

Striction effects and dynamics of the magnetic subsystem in spinreorientation phase transitions. Symmetry aspects

1028

Magnetically induced birefringence in cubic crystals

1038

Introduction of spatial dispersion into the dielectric constant of a crystal in the spectral region of accidentally close exciton resonances

1046

Stochastic spin dynamics of superfluid ^{3}He

1058

Effect of dynamic character of image forces on field emission

1064

Critical dynamics of uniaxial displacive ferroelectrics

1069

Melting as a phase transition into a space with constant curvature

1080

An exact solution to the equations of the phenomenological theory of the incommensurate phase

1092




