Contents

Bulletin of the Russian Academy of Sciences: Physics

Vol. 88, No. 5, 2024

Effect of the Polarization of Nanosized Barium Strontium Titanate Films on the Characteristics of Ferroelectric Microwave Phase Shifters

V. M. Mukhortov, S. V. Biryukov, Y. I. Golovko and S. I. Masychev p. 677  abstract

Complex Electromechanical Parameters and Features of the Microstructure of Porous Piezoceramics of the Lead Zirconate Titanate System

N. A. Shvetsova, I. A. Shvetsov, E. I. Petrova, D. I. Makarev, M. A. Marakhovsky and A. N. Rybyanets p. 682  abstract

Ferroelectric Composites of BaTiO3 and SrTiO3 with the Low-Melting Additive B2O3

A. V. Tumarkin, O. Yu. Sinelshchikova, D. I. Zigankova, N. G. Tyurnina, Z. G. Tyurnina, A. G. Gagarin and A. R. Karamov p. 687  abstract

Influence of Silicon Dioxide on the Structure and Dielectric Properties of Barium Titanate

L. N. Korotkov, N. A. Tolstykh, N. N. Borodin, M. A. Kashirin, R. G. Anisimov, S. V. Popov and M. A. Pankova p. 693  abstract

Switching Processes and Ferroelectric Hysteresis in Dense and Porous Piezoceramics in the Lead Zirconate Titanate System

N. A. Shvetsova, I. A. Shvetsov, E. I. Petrova, P. A. Abramov, M. G. Konstantinova and A. N. Rybyanets p. 699  abstract

Influence of the Molar Ratio Sr : Bi : Ta in Strontium Bismuth Tantalate Films SryBi2 + xTa2O9 on Structure and Electrophysical Properties

D. A. Kiselev, E. A. Kurteva, A. V. Semchenko, A. A. Boiko, L. V. Sudnik and G. V. Chucheva p. 704  abstract

Piezoelectric Hysteresis and Relaxation Processes in Ferroelectric Ceramics in Weak Electric Fields

I. A. Shvetsov, N. A. Shvetsova, E. I. Petrova, A. N. Reznichenko, D. I. Makar’ev and A. N. Rybyanets p. 709  abstract

Activation Analysis of the Temperature Dependence of the Dielectric Constant of Ferroelectrics

D. V. Kuzenko p. 715  abstract

Features of First-Order Phase Transitions in Nanosized Ferroelectrics

V. N. Nechaev and A. V. Shuba p. 721  abstract

Effect of Isothermal High-Temperature Annealing on the Optical Properties of Gd3AlxGa5 – xO12 (x = 1–3) and Gd3Al2Ga3O12:Ce3+ Crystals

V. M. Kasimova, N. S. Kozlova, E. V. Zabelina, O. A. Buzanov, A. S. Bykov, A. V. Targonsky and A. V. Rogachev p. 728  abstract

Studying the Effect of the Parameters of the Fluoride Process of Depositing Tungsten on the Properties of Tungsten Self-Composites Obtained via Chemical Vapor Infiltration

T. N. Bukatin, D. Yu. Karpenkov, V. V. Dushik and D. V. Ten p. 733  abstract

Surface Segregation in Binary Metallic Nanoparticles: Atomistic Simulation and Thermodynamic Modeling

V. M. Samsonov, A. A. Romanov, I. V. Talyzin, D. V. Zhigunov and V. V. Puitov p. 739  abstract

Structure and Properties of Manganese-Substituted Hydroxyapatite

V. S. Bystrov, E. V. Paramonova, L. A. Avakyan, S. V. Makarova and N. V. Bulina p. 745  abstract

Microhardness of Single Crystals of Paratellurite

S. V. Molchanov, S. A. Tretiakov, I. A. Kaplunov and A. I. Ivanova p. 752  abstract

Effect of a Magnetic Field on the Surface Structure and Properties of Germanium Single Crystals

K. A. Marinicheva, A. I. Ivanova, I. A. Kaplunov, K. A. Egorova, S. A. Tretiakov, E. V. Barabanova and P. A. Rakunov p. 758  abstract

The Scanning Processing of Materials with High-Frequency Pulsed Lasers Using Acousto-Optic Deflectors

A. S. Guk, V. E. Rogalin, S. A. Filin and I. A. Kaplunov p. 763  abstract

Technological Ways of Reducing the Sintering Temperature of Ceramics Based on Cubic Pyrochlore

M. A. Marakhovskiy and M. V. Talanov p. 768  abstract

Analyzing the Symmetry of the Raman Spectra of Crystals According to Angular Dependences

E. V. Golovkina, S. N. Krylova, A. N. Vtyurin and A. S. Krylov p. 773  abstract

Magnetic Properties of Multicomponent (Er1 – xYx)0.8Sm0.2Fe2 Alloys

Z. S. Umkhaeva, A. Yu. Karpenkov, I. S. Tereshina, N. Yu. Pankratov and I. M. Aliev p. 779  abstract

Effect of Magnetic Field on Electric Polarization in Small Magnetic Particles

T. S. Shaposhnikova and R. F. Mamin p. 783  abstract

Abrupt Processes of Remagnetization in Single Crystals of GdCo4Cu Alloy

Yu. V. Kuznetsova, O. B. Degteva, A. Y. Karpenkov, E. M. Semenova, M. A. Belyavsky and E. B. Mitina p. 788  abstract

Magnetic Properties of the Y2(FexCo1 – x)17 Compounds

A. I. Sinkevich, M. B. Lyakhova, A. Yu. Karpenkov, E. M. Semenova, D. Yu. Karpenkov and Yu. G. Pastushenkov p. 793  abstract

Effect of Deformation on the Magnetic Properties of Heusler Alloys

A. I. Ivanova, A. Yu. Karpenkov, E. M. Semenova, I. I. Musabirov and A. D. Vasiliev p. 798  abstract

Mechanisms of Magnetic Hysteresis in Heterogeneous Gd‒Zr‒Co‒Cu‒Fe Alloys

E. M. Semenova, M. B. Lyakhova, P. A. Rakunov, A. Yu. Karpenkov and Yu. V. Konyukhov p. 802  abstract

Transport of Non-Equilibrium Quasiparticle Excitations in Superconducting Aluminum

A. S. Gurskiy, D. L. Shapovalov and K. Yu. Arutyunov p. 809  abstract