GRAVITATION, ASTROPHYSICS 
Coulomb deceleration of fast protons in a strong magnetic field

389

NUCLEI, PARTICLES, AND THEIR INTERACTIONS 
Inelastic interactions between nuclei at high energies

397

Localization of chargedparticle tracks ina selfshunted helium streamer chamber

406

Gammatransition spectrum of a nucleus in a symmetric polyatomic molecule

411

Narrow levels in the spectrum of quasinuclear bound states and resonances

417

ATOMS, SPECTRA, RADIATION 
Variation of static permittivity of deuterated ammonium in a strong resonance field

421

The analog of Mott scattering of a spin1 or spinzero structured particle by a spinzero target

426

Effect of phase locking on the dynamics of the antiStokes component of stimulated Raman scattering

430

Lightinduced relaxation in an intense Rayleigh field

436

Acceleration of atoms by a strong resonance field

441

Quasiresonant spectral line broadening in the impact approximation

448

Transitions from a discrete level to the continuous spectrum upon adiabatic variation of the potential

453

Double ionization of magnesium atoms by helium ions

459

Quasienergy spectra of a dipolar molecule and of the hydrogen atom

461

Dependence of the probability for Penning ionization on the relative spin orientation of the colliding atoms

467

PLASMA, GASES 
Theory of highfrequency pinched discharge in a dense gas with allowance for electron overheating

472

Plasma heating during Langmuir collapse

479

Investigation of the thermomagnetic effect and its possible use for the study of orientational interaction of molecules with a surface

484

Sound oscillations in a plasma with "magnetic filaments"

491

SOLIDS, LIQUIDS 
Finiteamplitude electron sound in superconductors

498

Electric conductivity and transport lengths of electrons in bismuth at low temperatures

507

Nonlinear relaxation effects in paramagnetic substances

513

Mössbauer investigations of the distribution and charge of the vacancies in the crystal lattice of αleboite

518

On the Drude formula for semiconductors

521

Lowtemperature luminescence study of generation of normal acoustic waves in pure germanium under double injection conditions

526

Determination of the density of phonon states of naphthalene crystal from inelastic incoherent neutron scattering

536

Impedance of superconducting tin in a magnetic field at frequencies of 3001200 MHz

545

The thermoelectric field in superconductors

548

"Current" state of electrons in the field of a sound wave and amplification of sound

554

The microscopic theory of a mixture of superfluid liquids

559

Singularities in the energy distribution of photoelectrons

564

Spectrum and polarization of the luminescence emitted from GaAs in the energy range E_{g} + Δ

569

Diagram technique and gas approximation in the Hubbard model

574

Impedance of a ferromagnetic metal near antiresonance

580

Magnetic structure of thin films of a "ferromagnetic" metal

584

Phase diagram of an excitonic ferromagnet at finite temperatures

589
