Vol. 137, No. 1, 2023

Journal of Experimental and Theoretical Physics

Atoms, Molecules, Optics

Structure of Ion–Molecular H⁺(H₂O)_n (n = 2–6) Complexes and the Thermodynamic Characteristics of Proton Hydration in Gas Atmosphere

V. V. Reshetnyak, O. B. Reshetnyak and A. V. Filippov p. 1 abstract

Modeling of Double-Well Potentials for the Schrödinger Equation

A. M. Dyugaev and P. D. Grigoriev p. 17 abstract

Effect of Quantum Corrections for the Increase in the Gas Density on the Vibrational Relaxation Time

A. N. Starostin, I. V. Kochetov, A. K. Kurnosov, Yu. V. Petrushevich and M. D. Taran p. 23 abstract

Electrostatic Interaction of Bilayer Macroparticles

A. V. Filippov p. 30 abstract

High Harmonic Generation with Many-Particle Coulomb Interaction in Graphene Quantum Dot

Kh. V. Sedrakian, A. G. Ghazaryan, B. R. Avchyan, G. A. Musayelyan and T. M. Markosyan p. 47 abstract

Nuclei, Particles, Fields, Gravitation, and Astrophysics

Analysis of the Result of the Neutrino-4 Experiment Together with Other Experiments on the Search for Sterile Neutrinos within the 3 + 1 Neutrino Model

A. P. Serebrov, R. M. Samoilov and M. E. Chaikovskii p. 55 abstract

Analysis of the Process e⁺e^– → H⁰A⁰ in IHDM in the Presence of a Linearly Polarized Laser Field

M. Ouhammou, M. Ouali, S. Taj, R. Benbrik and B. Manaut p. 71 abstract

Order, Disorder, and Phase Transition in Condensed System

Easy-Plane Antiferromagnet in Tilted Field: Gap in Magnon Spectrum and Susceptibility

A. S. Shcherbakov and O. I. Utesov p. 80 abstract

YBaCo₄O_{7 +} _x (x = 0, 0.1) System: From Antiferromagnetism to Ferromagnetism

Z. A. Kazei, M. M. Markina, V. V. Snegirev and M. S. Stolyarenko p. 89 abstract

Electronic Band Structure, Antiferromagnetism, and the Nature of Chemical Bonding in La₂CuO₄

V. G. Orlov and G. S. Sergeev p. 95 abstract

Statistical, Nonlinear, and Soft Matter Physics

Classification and Dynamics of Ultralean Hydrogen–Air Flames in Horizontal Cylindrical Hele–Shaw Cells

P. V. Moskalev, V. P. Denisenko and I. A. Kirillov p. 104 abstract

Nonlinear Electro-Hydrodynamics of Liquid Crystals

E. S. Pikina, A. R. Muratov, E. I. Kats and V. V. Lebedev p. 114 abstract

Melting Scenarios of Two-Dimensional Systems: Possibilities of Computer Simulation

V. N. Ryzhov, E. A. Gaiduk, E. E. Tareeva, Yu. D. Fomin and E. N. Tsiok p. 125 abstract

Errata

Erratum to: Electric Polarization in the BiMn₇O₁₂ Quadruple Manganite: A ⁵⁷Fe Probe Mössbauer Investigation