Contents

JETP Letters

Vol. 121, No. 12, 2025

OPTICS AND LASER PHYSICS

Dynamics of a Nanoparticle in an Optical Trap Formed by a Photonic Jet Modulated by a Standing Wave in a Microfluidic Channel

D. V. Novitsky, O. V. Minin, and I. V. Minin p. 883  abstract

Stimulated Raman Scattering Amplification under Ultrasound

M. A. Karpov, A. D. Kudryavtseva, T. V. Mironova, A. B. Nadykto, M. A. Shevchenko, N. V. Tcherniega, and S. F. Umanskaya p. 890  abstract

CONDENSED MATTER

Structural Studies of 2 × 2-(Bi,Mg) Reconstruction on the Si(111) Surface

M. V. Ryzhkova, S. G. Azatyan, N. V. Denisov, and D. A. Tsukanov p. 895  abstract

Thermally Stable Ferroelectric HfO2:Al2O3 (10:1) in Silicon-on-Insulator and Silicon-on-Sapphire Heterostructures after Rapid Thermal Annealing Treatments and Oxidation-Induced Silicon Thinning

V. P. Popov, V. A. Antonov, V. E. Zhilitskii, A. A. Lomov, A. V. Miakonkikh, and K. V. Rudenko p. 902  abstract

CONDENSED MATTER

Raman Scattering at Phase Transformations in the Relaxor Ferroelectric PbCo1/3Nb2/3O3

N. K. Derets, A. I. Fedoseev, J.-H. Ko, and S. G. Lushnikov p. 909  abstract

Theoretical Study of the Spin Polarization and Magnetic Properties of (Co,Fe)/MgO Thin Film Heterostructures

A. O. Shorikov, and N. A. Viglin p. 916  abstract

METHODS OF PHYSICAL RESEARCH

Classical Integrable Spin Chains of Landau–Lifshitz Type from R-Matrix Identities

D. Domanevsky, and A. Zotov p. 921  abstract

QUANTUM INFORMATICS

System of a Quantum Memory in a 143Nd:Y7LiF4 Crystal and a Matching Single-Photon Source Based on Spontaneous Parametric Down-Conversion

R. A. Akhmedzhanov, L. A. Gushchin, I. V. Zelensky, I. Z. Latypov, V. A. Nizov, N. A. Nizov, and D. A. Sobgayda p. 927  abstract

QUANTUM INFORMATICS

Generalization of a Photon Number Splitting Attack and the Efficiency of Its Application to a Subcarrier Wave Quantum Cryptography Protocol

D. A. Kronberg p. 932  abstract

MISCELLANEOUS

Binary Acidic/Alkaline Aqueous Electrolytes

V. Shikin p. 942  abstract