Contents

JETP Letters

Vol. 122, No. 8, 2025

FIELDS, PARTICLES, AND NUCLEI

Predictions for RAA in 5.36 TeV C + C, O + O, and Ne + Ne Collisions at the LHC

B. G. Zakharov p. 457  abstract

FIELDS, PARTICLES, AND NUCLEI

Polarized Ion Sources with a Storage Cell in a Charge-Exchange Plasma Ionizer

A. S. Belov, A. N. Zelenskii, K. A. Ivshin, M. V. Kulikov, V. A. Lebedev, A. N. Solov’ev, E. M. Syresin, Yu. N. Filatov, and V. V. Fimushkin p. 465  abstract

FIELDS, PARTICLES, AND NUCLEI

Preservation and Control of Proton Polarization Direction for Spin Experiments at the Nuclotron/JINR

E. D. Tsyplakov, Yu. N. Filatov, A. M. Kondratenko, M. A. Kondratenko, S. V. Vinogradov, A. V. Butenko, V. P. Ladygin, V. A. Lebedev, E. M. Syresin, and E. A. Butenko p. 472  abstract

OPTICS AND LASER PHYSICS

Two-Photon Mechanism of the Excitation of Exciton States in Noble Gas Cryocrystals

D. A. Myzin, P. V. Borisyuk, K. L. Gubskii, N. V. Didenko, F. A. Korneev, A. P. Kuznetsov, Yu. Yu. Lebedinskii, Zh. M. Nauryzbaev, S. V. Popruzhenko, E. V. Tkalya, E. V. Chubunova, and V. A. Shilov p. 480  abstract

Features of the Generation of a UV Resonant Dispersive Wave in a Hollow Waveguide

L. L. Losev and V. S. Pazyuk p. 486  abstract

Effect of X-Ray Focusing in a Turbulent Plasma Structure with Fast Particle Fluxes

V. S. Zakharov, S. V. Zakharov, and T. V. Shmeleva p. 491  abstract

Negative Isotopic Shift of the LO Phonon in 3C-SiC: A Universal Mechanism of Mass Effect Dominance in Cubic Crystals

M. V. Dolgopolov and A. S. Chipura p. 500  abstract

OPTICS AND LASER PHYSICS

Direct Laser Writing of Subwavelength Microstructures in the Bulk of Fused Silica by Tightly Focused Laser Pulses (Brief Review)

A. V. Bogatskaya, Yu. S. Gulina, A. E. Rupasov, E. A. Volkova, A. M. Popov, and S. I. Kudryashov p. 507  abstract

CONDENSED MATTER

Non-Magnetic Mechanism of Backscattering in Helical Edge States

I. V. Krainov, R. A. Niyazov, D. N. Aristov, and V. Y. Kachorovskii p. 517  abstract

CONDENSED MATTER

High Gyromagnetic Ratio in Thulium Iron Garnets

A. S. Fedorov, V. V. Demidov, and M. V. Logunov p. 528  abstract

METHODS OF PHYSICAL RESEARCH

Topological Invariant Responsible for the Stability of the Fermi Surfaces in Non-Homogeneous Systems

M. A. Zubkov p. 534  abstract