Vol. 128, No. 5, 2020

Optics and Spectroscopy

Spectroscopy and Physics of Atoms and Molecules

Determination of the Energy Structure and Spectroscopic Parameters of the Vibrational State (${{{v}}_{5}}$ = ${{{v}}_{{12}}}$ = 1) of the C₂D₄ Molecule

A. G. Ziatkova, M. A. Merkulova and Yu. V. Konova p. 569 abstract

Investigation of Interaction of Cs Atoms with Sapphire Surface by Means of an Ultrathin Cell and the Second-Derivative Spectrometry of Vapor Absorption

A. Sargsyan, T. A. Vartanyan and D. Sarkisyan p. 575 abstract

Structural, Spectroscopic, Electronic Analysis with Nonlinear Optical Activity of L-Methionine L-Methioninium Hydrogen Maleate: A DFT Study

A. Ünal, M. Okur and Y. Atalay p. 582 abstract

Spectroscopy of Condensed Matter

The Influence of Electron–Phonon Interaction on Photoluminescence of Titanium Oxide in the Near-Infrared Spectral Range

S. V. Bulyarskiy, V. S. Gorelik, G. G. Gusarov, D. A. Koiva and A. V. Lakalin p. 590 abstract

The Influence of Hydrogen on the Optical Transparency of Palladium Layers

V. A. Shutaev, E. A. Grebenshchikova, V. G. Sidorov and Yu. P. Yuakovlev p. 596 abstract

Study of Yb³⁺ Optical Centers in Fluoride Solid Solution Crystals CaF₂–SrF₂–YbF₃

S. N. Ushakov, M. A. Uslamina, K. N. Nishchev, P. P. Fedorov, S. V. Kuznetsov and V. V. Osiko p. 600 abstract

Mixed-Ligand Complex Compounds of Europium(III) with ortho-Methoxybenzoic Acid and Phosphorus-Containing Neutral Ligands

I. V. Kalinovskaya p. 605 abstract

Electronic Structure of Polianylinine Modified by Copper and Zirconium Salts

V. A. Shmatko, T. N. Myasoedova and G. E. Yalovega p. 610 abstract

Electron–Phonon Interaction of Color Centers with a Zero-Phonon Line 436.55 nm in Crystals LiF–O, OH

L. I. Shchepina, R. Yu. Shendrik and T. S. Lazareva p. 616 abstract

Physical Optics

Determination of Integral Scattering Characteristics

O. N. Gaponenko p. 620 abstract

Analysis of Scattering by a Thin Dielectric Cylinder Using the Pattern Equation Method

D. B. Demin, A. I. Kleev and A. G. Kyurkchan p. 624 abstract

Extremely Strong Fields and Ultrashort Optical Pulses

Interaction of a Rectangular Unipolar Pulse with a Two-Level Resonant Medium

R. M. Arkhipov and N. N. Rosanov p. 630 abstract

Optical Materials

Photoluminescence and Particular Features of the Defect Structure of Congruent and Near-Stoichiometric Lithium Niobate Crystals Obtained Using Different Technologies

N. V. Sidorov, M. V. Smirnov, N. A. Teplyakova and M. N. Palatnikov p. 635 abstract

Effect of Cobalt Chloride as Filler and PVP on the Optical Properties of PVA/PEG/PVP Blends

R. M. Ahmed, A. A. Ibrahiem and E. A. El-Said p. 642 abstract

Optics of Low-Dimensional Structures, Mesostructures, and Metamaterials

Photoluminescence of Zn_1 – _х – yCu_xEu_yS/EuL₃ Quantum Dots in a Polyacrylate Matrix

V. P. Smagin, A. A. Isaeva and N. S. Eremina p. 656 abstract

An Optoacoustic Study and Simulation of the Optical Properties of Cyclotrimethylenetrinitramine–Ultrafine Nickel Particle Composites

B. P. Aduev, D. R. Nurmukhametov, A. A. Zvekov, N. V. Nelyubina, S. A. Sozinov, A. V. Kalenskii, M. V. Anan’eva and E. V. Galkina p. 664 abstract

Optical Sensors and Transducers

The Effect of High Background and Dead Time of an InGaAs/InP Single-Photon Avalanche Photodiode on the Registration of Microsecond Range Near-Infrared Luminescence

P. S. Parfenov, A. P. Litvin, D. A. Onishchuk, K. A. Gonchar, K. Berwick, A. V. Fedorov and A. V. Baranov p. 674 abstract

Applied Optics

Investigation of Spectral Characteristics of an Optical-Absorption Gas Analyzer for Monitoring Freons in the Air

L. A. Konopelko, E. P. Tyurikova and Yu. N. Snytko p. 678 abstract

Study of the Composition of Pigments on the Surface of the Statuette from the Paleolithic Site of Kostenki 1 by Infrared Reflectance Spectroscopy

V. M. Zolotarev and G. A. Khlopachev p. 686 abstract

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