Contents

JETP Letters

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Vol. 105, No. 9, 2017

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

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Fields, Particles, and Nuclei

First Experimental Observation of the Conical Effect in Smith–Purcell Radiation

G. A. Naumenko, A. P. Potylitsyn, D. Yu. Sergeeva, A. A. Tishchenko, M. N. Strikhanov and V. V. Bleko p. 553  abstract

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Astrophysics and Cosmology

Hadronically Decaying Heavy Dark Matter and High-Energy Neutrino Limits

M. Yu. Kuznetsov p. 561  abstract

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Optics and Laser Physics

Merging of X-Ray Photons in the Field of a Light Atomic Ion

A. N. Hopersky, A. M. Nadolinsky and R. V. Koneev p. 568  abstract

Spectral and Diffraction Properties of Microchannel Plates in the Long-Wavelength X-Ray Range

M. I. Mazuritskiy and A. M. Lerer p. 572  abstract

Purcell Effect in Triangular Plasmonic Nanopatch Antennas with Three-Layer Colloidal Quantum Dots

S. P. Eliseev, N. S. Kurochkin, S. S. Vergeles, V. V. Sychev, D. A. Chubich, P. Argyrakis, D. A. Kolymagin and A. G. Vitukhnovskii p. 577  abstract

Controlled Spectral Translucence of Nanoporous SiO₂/Al₂O₃ Xerogel Filled with Ammonia and Acetone

T. M. Petrova, Yu. N. Ponomarev, A. A. Solodov, A. M. Solodov and E. A. Glazkova p. 582  abstract

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Condensed Matter

Impact Ionization Rate in Direct Gap Semiconductors

A. N. Afanasiev, A. A. Greshnov and G. G. Zegrya p. 586  abstract

Temperature Dependence of the Kinetic Energy in the Zr₄₀Be₆₀ Amorphous Alloy

G. F. Syrykh, A. A. Stolyarov, M. Krzystyniak, G. Romanelli and R. A. Sadykov p. 591  abstract

Improved Scaling of the Magnetic Heat Capacity in La_0.85Ag_0.15MnO₃ Manganite

Sh. B. Abdulvagidov and Sh. Z. Djabrailov p. 595  abstract

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Methods of Theoretical Physics

Quantum-Mechanical Generalization of the Thomas–Fermi Model

A. V. Chaplik p. 601  abstract

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Quantum Informatics

Practical Quantum Cryptography

K. A. Balygin, V. I. Zaitsev, A. N. Klimov, A. I. Klimov, S. P. Kulik and S. N. Molotkov p. 606  abstract

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Miscellaneous

Bifurcations of the Creation of Low-Temperature Maxima of the Tunneling Conductance of a “Dirty” N–I–N Junction

V. Ya. Kirpichenkov, N. V. Kirpichenkova, O. I. Lozin and A. A. Pukhlova p. 613  abstract

Quantum Deviation of an Atom at Coherent Scattering

A. I. Trubilko p. 617  abstract

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