Contents

Optics and Spectroscopy

Vol. 129, No. 3, 2021

Observation of Coherent Population Oscillations in NV Centers in Diamond in the Microwave Spectral Range

R. A. Akhmedzhanov, L. A. Gushchin, I. V. Zelenskii, V. A. Nizov, N. A. Nizov and D. A. Sobgaida p. 283  abstract

Generation of Extremely Short Pulses of Terahertz Radiation Based on Superradiation of a Three-Level Resonant Medium

R. M. Arkhipov and N. N. Rosanov p. 289  abstract

Calibration of Temperature by Normalized Up-Conversion Fluorescence Spectra of Germanate Glasses and Glass Ceramics Doped with Erbium and Ytterbium Ions

V. A. Aseev, D. A. Borisevich, M. A. Khodasevich, N. K. Kuz’menko and Yu. K. Fedorov p. 297  abstract

Determination of the Diffusion Coefficient of Urea Solution Using Double Exposure Digital Holographic Interferometry (DEDHI) to Study Plant Growth

Prashant P. Chikode, Sandip R. Sabale, Rajiv S. Vhatkar and Vijay J. Fulari p. 303  abstract

Cadmium Vapor Concentration and Lifetime of the Upper Active Level of a He–Cd Nuclear-Pumped Laser at the 5s2 2D5/2–5p2P3/2 Cd II Transition

I. A. Denezhkin, P. P. D’yachenko, V. I. Meshakin and S. P. Stepanov p. 309  abstract

Identification and Counting of Erythrocytes of Native Human Donor Blood by Digital Optical Microscopy Using Spectral Filtered Illumination

V. A. Dubrovskii, I. V. Zabenkov, E. P. Karpocheva and S. O. Torbin p. 315  abstract

Mechanisms of the Formation of the ν3 Band Contour in Absorption and Raman Scattering Spectra of Tetrafluoromethane in Condensed Phases

O. S. Golubkova, T. S. Kataeva, D. N. Shchepkin and T. D. Kolomiitsova p. 329  abstract

Optimization of Parameters and Characteristics of Broadband THz Absorbers Based on 2D Lattices of Graphene Ribbons on Multilayer Substrates

A. M. Lerer, I. N. Ivanova, G. S. Makeeva and V. V. Cherepanov p. 339  abstract

Measurement of Dispersion of the Refractive Index of Microscopic Volumes of the BSA Aqueous Solution Using an Interference Microscope

G. V. Maksimov, A. D. Ivanov, A. A. Samoilenko, A. A. Golopolosov and G. G. Levin p. 347  abstract

Asymmetric Autler–Townes Splitting

L. Yu. Nad’kin, O. V. Korovai and D. A. Markov p. 352  abstract

Emission Spectra of Heavy Inert Gases Kr and Xe in the Range from 3 to 20 nm Obtained under Pulsed Laser Excitation Using Various Gas Jets as Targets

A. N. Nechai, A. A. Perekalov, N. N. Salashchenko and N. I. Chkhalo p. 363  abstract

Granulometric Discrimination of Marine Sediments Based on Trace Metal Content Measured by the Technique LIBS (Laser Induced Breakdown Spectroscopy)

M. Niang, G. Y. Mbesse Kongbonga, H. Ghalila, Y. Majdi, N. A. Boye Faye and L. Chouba p. 369  abstract

Electroluminescence Spectra and Structure of Anodic Aluminum Oxide Upon Its Formation in Chemically Pure Water and Alcohols

D. S. Ovechenko and A. P. Boychenko p. 375  abstract

Temperature Dependences of the Optical Properties of Metal Nanoparticles in Various Media

V. K. Pustovalov and L. G. Astaf’eva p. 385  abstract