Vol. 105, No. 12, 2017

JETP Letters

A simultaneous English language translation of this journal is available from Pleiades Publishing, Ltd.
Distributed worldwide by Springer. JETP Letters ISSN 0021-3640.

Fields, Particles, and Nuclei

First Measurements in Search for keV Sterile Neutrino in Tritium Beta-Decay in the Troitsk Nu-Mass Experiment

J. N. Abdurashitov, A. I. Belesev, V. G. Chernov, E. V. Geraskin, A. A. Golubev, P. V. Grigorieva, G. A. Koroteev, N. A. Likhovid, A. A. Nozik, V. S. Pantuev, V. I. Parfenov, A. K. Skasyrskaya, I. I. Tkachev and S. V. Zadorozhny p. 753 abstract

Quantum Analysis of Fluctuations of Electromagnetic Fields in Heavy-Ion Collisions

B. G. Zakharov p. 758 abstract

Focusing of a High-Energy Particle Beam at an Extremely Short Distance

A. G. Afonin, E. V. Barnov, G. I. Britvich, M. K. Bulgakov, A. A. Durum, M. Yu. Kostin, A. V. Lutchev, V. A. Maisheev, Yu. E. Sandomirskii, V. I. Pitalev, I. V. Poluektov, S. F. Reshetnikov, Yu. A. Chesnokov, P. N. Chirkov and A. A. Yanovich p. 763 abstract

Optics and Laser Physics

Synthesis and Optical Properties of Ultralong ZnO Microbushes

Y. E. Xu, M. Luo and K. Yu p. 766 abstract

Condensed Matter

Magnetic and Structural Phase Transitions in Systems with Spin Crossover under Pressure

Yu. S. Orlov, S. V. Nikolaev, A. I. Nesterov and S. G. Ovchinnikov p. 771 abstract

Thermotropic Phase Transition in an Adsorbed Melissic Acid Film at the n-Hexane–Water Interface

A. M. Tikhonov p. 775 abstract

Photocurrent in Gyrotropic Weyl Semimetals

L. E. Golub, E. L. Ivchenko and B. Z. Spivak p. 782 abstract

Anisotropic Effect of Appearing Superconductivity on the Electron Transport in FeSe

P. D. Grigoriev, A. A. Sinchenko, K. K. Kesharpu, A. Shakin, T. I. Mogilyuk, A. P. Orlov, A. V. Frolov, D. S. Lyubshin, D. A. Chareev, O. S. Volkova and A. N. Vasiliev p. 786 abstract

Local Approximation Oscillatory Differential Method for the Analysis of Physical Processes at the Interface between Vortex and Meissner Regions in Superconductors

Kh. R. Rostami p. 792 abstract

Self-Trapping of Electrons in Vortex Rings in Liquid Helium

A. G. Khrapak and S. Ya. Bronin p. 797 abstract

Quantum Informatics

Quantum Entanglement and Composite Keys in Quantum Cryptography

S. N. Molotkov p. 801 abstract

Scientific Summaries

Inhomogeneous Electron States in the Systems with Imperfect Nesting