Journal of Experimental and Theoretical Physics 





JETP, Vol. 50, No. 1, July 1979
(Russian original  ZhETF,
Vol. 77,
No. 1
, July 1979)
GRAVITATION, ASTROPHYSICS 
Stationary gravitational solitons with axial symmetry

1

NUCLEI, PARTICLES, AND THEIR INTERACTION 
Search for unusual decays of superdense nuclei using twometer hydrogen and propane bubble chambers
A. Abdivaliev, N. Angelov, A.P. Gasparyan, I.M. Gramenitskii, N. Grigalashvili, A.N. Zubarev, T. Kanarek, A.D. Kirillov, N.A. Korzhev, V.I. Kotov, A.G. Kochurov, R. Lednicki, V.B. Lyubimov, S.A. Nezhdanova, A.V. Nikitin, A.A. Rogal', N.A. Smirnov, V.P. Sokolov, M.I. Solov'ev, Yu. A. Troyan

9

Temperature breaking of hydrogen bonds in water on negativepion capture by hydrogen

12

Contour of Kelectron Compton line

15

ATOMS, SPECTRA, RADIATiON 
The adiabatic approximation in the problem of the collision of a particle with a bound twoparticle system in the case of a separable interaction

18

Absorption of optical radiation in weakly ionized gases

21

Interaction potential of He(2^{3}S_{1}) atoms with H_{2} molecules at thermal energies

25

Theory of fluctuational transitions between stable states of a nonlinear oscillator

30

Nonresonant transitions and ionization of atoms in slow collisions in a laser field

37

PLASMA, GASES 
Effective permittivity of a highly inhomogeneous plasma

44

On the theory of nonlinear surface waves in a plasma

47

Linear wave interaction in a plasma with an inhomogeneous magnetic field

51

A soliton system subject to perturbation. Oscillatory shock waves

58

Contribution to the theory of normal ionizing shock waves

63

Thermomagnetic forces in a rarefied gas

73

SOLIDS, LIQUIDS 
Largescale fluctuation potential and state density in doped and strongly compensated semiconductors

79

Nonequilibrium fluctuations in semiconductors in quantizing magnetic fields

86

Phase transitions in an adsorbed monolayer

91

Kinetic properties of ruthenium under magneticbreakdown conditions. Galvanomagnetic effects

98

Critical case of the onset of smectic order in the cholesteric metaphase

107

Dynamic diffraction of x rays by a crystal with a periodic displacement field

110

Finitedimension ring interferometer in an external magnetic field

114

Critical phenomena in thin superconducting films

120

On the theory of kinetic phenomena in axially symmetric and lowsymmetry crystals

128

Twinning at low temperatures and the variation of the magnetic properties of superconducting niobium during deformation

132

Thermodynamics of interacting linear spin chains with an asymmetric potential

139

Magnetic relaxation in the hydrodynamic region in the superfluid phases of He^{3} located in a strong magnetic field

144

Phase transition describable by selfconsistentfield theory in an exactly solvable model

151

Theory of dislocation retardation in antiferromagnets

155

Coherent effects in the loss of electrons by channeled ions

161

The KramersWannier transformation for spin systems

167

Anomaly of the magnetic susceptibility near the ferroelectric phase transition point in narrowgap A_{4}B_{6} semiconductors

172

Magneticordering temperatures and directexchange integral in the rareearth terbiumyttrium and terbiumgadolinium alloys

176

Kinetic properties of a superconductor with a structural transformation

181

Possible types of magnetic ordering of S ions in the garnet structure

187

Lowfrequency asymptotic form of the selfenergy parts of a superfluid Bose system at T=0

193

Propagation of transverse zero sound in He^{3} and of spin waves in He^{3}He II solutions

196

Motion of the Fröhlich mode and the conductivity of NbSe_{3}

203

Neutron diffraction investigations of the magnetic structure of the copperchromium chalcogenide spinel CuCr_{2}S_{4}

207

A new conservation law for the LandauLifshitz equations

209




