Contents

Bulletin of the Russian Academy of Sciences: Physics

Vol. 84, No. 3, 2020

Microwaves for Efficient Nuclear Spin Manipulation in NV–13C Systems in Diamond

A. P. Nizovtsev and S. Ya. Kilin p. 235  abstract

Effect of Nonradiative Transitions on the Upconversion Properties of YVO4:Yb, Er Nanoparticles

D. K. Zharkov, A. G. Shmelev, A. V. Leontyev, V. G. Nikiforov, V. S. Lobkov, M. H. Alkahtani and P. R. Hemmer p. 241  abstract

Modeling Macroscopic Quantum States in the Functional Properties of Laser-Induced 4D Topological Nanoclusters in Thin Films on Solid Surfaces

S. M. Arakelian, A. O. Kucherik, T. A. Khudaiberganov and D. N. Bukharov p. 245  abstract

Fractional Nature of the Spin Moment of a Surface Wave at the Boundary of a Topological Insulator

A. I. Maimistov and E. I. Lyasko p. 250  abstract

Entangled States of Atomic Solitons for Quantum Metrology

D. V. Tsarev, V. T. Ngo and A. P. Alodjants p. 254  abstract

Fine and Hyperfine Structure of Muonic Helium

A. V. Eskin, V. I. Korobov, A. P. Martynenko and V. V. Sorokin p. 258  abstract

Laser Polarization-Optical Diagnostics of Ordered Objects and Structures

Ya. A. Fofanov, V. V. Manoylov, I. V. Zarutskiy and A. S. Kuraptsev p. 263  abstract

Temperature Dependence of Singlet Oxygen Generation for Different Photosensitizers

A. S. Starukhin, A. V. Gorski and Ya. Z. Dobkovski p. 267  abstract

Effect of Identical Sets of Structural Elements of π-Conjugated Molecules on the Parameters of Intra- and Intermolecular Interaction

V. V. Kompaneets, K. R. Karimullin, I. A. Vasilieva and A. V. Naumov p. 272  abstract

Atom–Atom Entanglement in a Nonresonant Two-Photon Tavis–Cummings Model

M. O. Guslyannikova and E. K. Bashkirov p. 281  abstract

Supernonradiative States, Neutrinos, and Higgs Bosons in Fractal Quantum Systems

V. S. Abramov p. 284  abstract

Position-Based Cryptography with Quantum and Classical Schemes Using Multiple-Valued Logic Computing

A. Yu. Bykovsky p. 289  abstract

Evolution of a Qubit Density Matrix in a Probabilistic Representation of Quantum States

O. V. Man’ko and V. N. Chernega p. 294  abstract

A Quantum Control NOT Gate Based on Four-Wave Mixing in a Cavity for Photonic Qubits with Orbital Angular Momentum

S. N. Andrianov, A. A. Kalachev, O. P. Shindyaev and A. V. Shkalikov p. 299  abstract

Preparing States of Single-Photon Superposition in the Basis of Laguerre–Gauss Modes with Spontaneous Parametric Scattering

D. A. Turaykhanov, D. O. Akatev, I. Z. Latypov, A. V. Shkalikov and A. A. Kalachev p. 304  abstract

Assessing Trionic Spectral Line Broadening of a Si(P)/Si(B)/ZnO Thin Film as a Function of Exciton–Phonon Interaction and Other Factors

I. I. Popov, I. A. Arkhireev, N. S. Vashurin, D. E. Voronin, A. A. Gladysheva, S. I. Ksenofontov, A. V. Moroz, D. A. Nikitin, S. A. Stepanov and N. I. Sushentsov p. 308  abstract

Formation of Nonclassical Optical States in Spaser Systems Controlled by an External Magnetic Field

M. Yu. Gubin and A. V. Prokhorov p. 313  abstract

Features of Plasmon Switching in a Graphene Nanoresonator Loaded with a Shell Quantum Dot

A. V. Shesterikov and A. V. Prokhorov p. 319  abstract

Digital Designing and Parameter Optimization for Plasmonic Circuits

A. V. Shesterikov, A. Yu. Leksin, T. V. Prokhorova, N. M. Voronova and A. V. Prokhorov p. 324  abstract

Formation of Powdered Materials Exposed to Pulsed Laser Radiation in Combination with an Electric Arc Discharge

D. A. Kochuev p. 330  abstract

Concept and Design of a Compact Laser System for Remote Measurements Using Laser-Induced Breakdown Spectroscopy

V. F. Lebedev, K. V. Pavlov, M. A. Fedina and A. V. Fedin p. 336  abstract

Studying the Properties of Copper- and Nickel-Based Powders for the Production of Gradient Materials via Selective Laser Melting

A. A. Voznesenskaya, D. A. Kochuev, A. S. Raznoschikov, A. V. Kireev and K. S. Khorkov p. 339  abstract

Effect of Laser Radiation on the Surface of a Solid Body and the Formation of Micro- and Nanostructures

D. A. Kochuev, R. V. Chkalov, V. G. Prokoshev and K. S. Khor’kov p. 343  abstract

Nonlinear Dynamics and the Synchronization of Neural Ensembles in the Shaping of Attention

M. E. Mazurov p. 346  abstract