Contents

Bulletin of the Russian Academy of Sciences: Physics

Vol. 85, No. 12, 2021

Targeted Changes in the Optical, Electronic, and Elastic Characteristics of Undoped and Doped Crystals of Lithium Niobate

V. A. Golenishchev-Kutuzov, A. V. Golenishchev-Kutuzov, R. I. Kalimullin and A. V. Semennikov p. 1333  abstract

Unusual Dependence of the Shape of Lines in the Electron Paramagnetic Resonance Spectra of Gd3+ Ions in a Pb1−xGdxS Semiconductor on Microwave Power: Shape Parameters and One Possible Nature of the Effect

V. A. Ulanov, R. R. Zainullin, T. A. H. Housheya and I. V. Yatsyk p. 1337  abstract

Mutual Dependence of the Properties of Mn2+ and Gd3+ Impurity Ions in Narrow-Band Semiconductor Pb1 – x – y – zCuxMnyGdzS: A Spectroscopic Study of Electron Paramagnetic Resonance

V. A. Ulanov, R. R. Zainullin, I. V. Yatsyk and T. A. H. Housheya p. 1342  abstract

New Radar-Absorbing Metal Composites Based on Pyrolyzed Polyacrylonitrile Containing Atoms of Transition Metals Ni and Co

I. V. Zaporotskova, L. V. Kozhitov, N. P. Boroznina, O. A. Kakorina, S. V. Boroznin, D. P. Radchenko and M. B. Belonenko p. 1348  abstract

Three-Dimensional Few-Cycle Optical Pulses in a Non-Ideal Photonic Crystal Made of Carbon Nanotubes

Yu. V. Dvuzhilova, I. S. Dvuzhilov and M. B. Belonenko p. 1354  abstract

Propagation of Ultrashort Optical Pulses in Anisotropic Optical Media with Impurity-Containing Carbon Nanotubes

N. N. Konobeeva and M. B. Belonenko p. 1359  abstract

IR Spectroscopic Analysis of the Supramolecular Structure of a Polyvinylidene-Based Polymer System

D. I. Kamalova and L. R. Abdrazakova p. 1363  abstract

Using a Locked Exciton Echo in Modulation Spectroscopy on Localized Excitons of an Ensemble of Nanoparticles with an Emitting Core of CdSe

V. V. Samartsev, T. G. Mitrofanova and O. Kh. Khasanov p. 1367  abstract

Wave Beams in Active Periodic Structures with Quadratic Nonlinearity

M. V. Komissarova, I. G. Zakharova, T. M. Lysak and A. A. Kalinovich p. 1370  abstract

Influence of Chemical Structure on the Thermo-Sensitive Luminescent Properties of Vitrified Films Based on Anisometric Europium(III) Beta-Diketonate Complexes

D. V. Lapaev, V. G. Nikiforov, V. S. Lobkov, R. M. Ziyatdinova, A. A. Knyazev and Yu. G. Galyametdinov p. 1377  abstract

Nonradiative Relaxation and Luminescent Properties of Upconversion YVO4:Yb,Er Nanoparticles

V. G. Nikiforov p. 1383  abstract

Fiber Optic Devices Based on Tapered Fibers

O. P. Shindyaev and A. V. Shkalikov p. 1389  abstract

Using Epi-Luminescence Microscopy to Visualize and Control the Distribution of Luminophores on a Highly-Developed Surface

E. P. Kozhina, A. I. Arzhanov, K. R. Karimullin, S. A. Bedin, S. N. Andreev and A. V. Naumov p. 1393  abstract

Point Agglomeration of Nickel and Iron Nanowires Synthesized in the Pores of Track Membranes

N. P. Kovalets, D. V. Panov, Yu. A. Filippova and I. V. Razumovskaya p. 1400  abstract

Effect of a Deposited Silver Film on the Deformation Strength Properties of Track Membranes

N. P. Kovalets p. 1404  abstract

Applying Quantum Means to a Photon Contextual Query Using Bell Tests

S. N. Andrianov, N. S. Andrianova, F. M. Ablayev, A. A. Kalachev, Yu. Yu. Kochneva and A. V. Shkalikov p. 1407  abstract

A Reversible Change in the Nonlinear Optical Properties of Polymer Electret Films Based on Methacrylic Copolymers

A. G. Shmelev, E. O. Mityshkin, A. I. Gaisin, T. A. Vakhonina, A. Sh. Mukhtarov, A. V. Leontyev, D. K. Zharkov, V. G. Nikiforov, M. Yu. Balakina and V. S. Lobkov p. 1411  abstract

Counterpropagating Four-Wave Mixing in a Transparent Suspension of Nanoparticles in the Earth’s Gravity Field

A. D. Remzov and M. V. Savelyev p. 1415  abstract

Optical Terahertz Lumps of a Yajima–Oikawa–Kadomtsev–Petviashvili System

S. V. Sazonov and N. V. Ustinov p. 1420  abstract

Stability of Planar Pulses Propagating in the Tunnel Ionization Mode

V. A. Khalyapin and A. N. Bugay p. 1424  abstract

Manifestation of the Gyrotropy of Topological Media in Nonlinear Optical Processes

A. I. Maimistov p. 1429  abstract

Optoelectronic Navigation System for a Flexible Surgical Instrument Based on Inertial Microelectromechanical Sensors

A. A. Rozhentsov, A. A. Baev, M. Halimov and N. N. Mitrakova p. 1434  abstract

Prospects for Measuring Short-Lived Resonances in the MPD Experiment on the NICA Accelerator

D. A. Ivanishchev, D. O. Kotov, M. V. Malaev, V. G. Riabov and Yu. G. Ryabov p. 1439  abstract

Studying the Accumulation of Gadolinium in Human Brain Glioma for Gadolinium-Neutron Capture Therapy

G. A. Kulabdullaev, A. A. Kim, G. A. Abdullaeva, G. T. Djuraeva, I. I. Sadikov, B. Kh. Yarmatov, M. I. Salimov, R. T. Kadirbekov, N. R. Kadirbekov and I. R. Mavlyanov p. 1445  abstract

The Berry Phase and Topological Sectors

A. S. Sitdikov and N. V. Nikolaeva p. 1451  abstract

Isotope and Velocity Distributions in Projectile Fragmentation Reactions at Fermi Energies

B. Erdemchimeg, A. G. Artukh, S. A. Klygin, G. A. Kononenko, Yu. M. Sereda, A. N. Vorontsov and T. I. Mikhailova p. 1457  abstract

Newby Shifts in Odd-Odd Transitional Nuclei at A ~ 190

T. Krasta, L. Simonova and D. Riekstina p. 1466  abstract

Charged Particles Emission in Fast Neutron Processes on Molybdenum Isotopes

C. Oprea and A. I. Oprea p. 1471  abstract

Investigation on Competing Fission Modes in 178Pt* Produced by 36Ar + 142Nd Reaction up to High Excitation Energies

D. Kumar, E. M. Kozulin, G. N. Knyazheva, M. Maiti, I. M. Itkis, A. A. Bogachev, K. V. Novikov, M. Cheralu, T. Banerjee, I. N. Diatlov, N. I. Kozulina, I. V. Pchelintsev, I. V. Vorobiev, A. N. Pan, R. Prajapat, R. Kumar, E. Vardaci, W. H. Trzaska, A. Andreyev and I. M. Harca p. 1479  abstract

Decay Dynamics of 221Ac* Nucleus Formed in 16O- and 12C-Induced Reactions at Above Barrier Energies

N. Sharma, A. Kaur and M. K. Sharma p. 1486  abstract

Bound States in the Continuum in a Dielectric Ridge on the Surface of a One-Dimensional Photonic Crystal

E. A. Bezus p. 1492  abstract

Switchable Diffraction Gratings Based on the Periodic Binary Alignment of a Nematic Liquid Crystal

K. G. Kamiak, O. S. Kabanova, I. I. Rushnova, E. A. Melnikova and A. L. Tolstik p. 1496  abstract

Controlling the Coefficient of Reflection of Sound from a Plane Piezoelectric Plate by Selecting its Electrical Load

L. M. Kotelnikova, A. A. Krokhmal, D. A. Nikolaev, S. A. Tsysar and O. A. Sapozhnikov p. 1501  abstract

Modeling the Thermal State of Parts with Ceramic Coatings in a High-Frequency Electromagnetic Field

A. B. Kuvaldin, A. R. Lepeshkin, O. I. Ilyinskaya, M. A. Fedin and A. O. Kuleshov p. 1507  abstract