1. Spectrophotometric Determination of the Overall Stability Constants of Complexes of Calcium(Ii) Ions with Glycine, L-Methionine, and L-Tryptophan Using Multiple Linear Regression

   • I. A. Tomashevskiy
   • O. A. Golovanova

   OriginalPaper 24 March 2021 Pages: 1 - 5

2. Determination of α-Chymotrypsin-Catalyzed Reaction Rates at Different Temperatures and PH Values by Raman Spectroscopy

   • I. A. Balakhnina
   • N. N. Brandt
   • I. G. Shpachenko

   OriginalPaper 24 March 2021 Pages: 6 - 11

3. Phase Effects on Coherent Anti-Stokes Raman Light Scattering

   • R. J. Kasumova
   • N. V. Kerimli
   • G. A. Safarova

   OriginalPaper 24 March 2021 Pages: 12 - 18

4. Spectral Manifestations of Specific Solvation of 5,10,15,20-Tetrakis-(4-Sulfonatophenyl)-Porphyrin and its Doubly Protonated Form in Aqueous Solutions

   • P. G. Klimovich
   • A. B. Krylov
   • M. M. Kruk

   OriginalPaper 24 March 2021 Pages: 19 - 26

5. Structural Characteristics and Photoluminescence of Thin Films of Cu(In_1–xga_x)(Syse_1–y)₂ Solid Solutions

   • O. M. Borodavchenko
   • V. D. Zhivulko
   • M. V. Yakushev

   OriginalPaper 24 March 2021 Pages: 27 - 32

6. Fluorescence of the 5- and 6-Carboxyfluorescein Bifluorophores

   • V. A. Povedailo
   • S. A. Tikhomirov
   • V. V. Shmanai

   OriginalPaper 24 March 2021 Pages: 33 - 39

7. Laser Resonant Fluorescence of a Rotating Barium Plasma

   • N. I. Kosarev
   • E. V. Feskova

   OriginalPaper 24 March 2021 Pages: 40 - 47

8. Single-Frequency Transversally Diode Pumped Yb,Er-Laser with Passive Q-Switching Unit

   • E. O. Batura
   • M. V. Bogdanovich
   • P. I. Sadovskii

   OriginalPaper 24 March 2021 Pages: 48 - 54

9. Phase Synchronism Involving the Bose–Einstein Condensate of Excitons

   • Yu. D. Zavorotnev
   • V. V. Rumyantsev
   • E. Yu. Tomashevskaya

   OriginalPaper 24 March 2021 Pages: 55 - 62

10. Spectroscopy Determination of Metformin in Drinking Water, Tablet, Human Serum, and Urine Based on the Aggregation of Nanoparticles

    • M. Moradi
    • M. R. Sohrabi
    • S. Mortazavinik

    OriginalPaper 24 March 2021 Pages: 63 - 69

11. Photophysical Properties of Composites Derived from Poly-N-Epoxypropylcarbazole and Molecules of Organic Conductors

    • A. V. Kukhta
    • N. A. Davidenko
    • G. A. Mousdis

    OriginalPaper 24 March 2021 Pages: 70 - 76

12. Application of Raman Spectroscopy for Studying the Mechanisms of Neutrophil Activation by Carbon Nanotubes

    • L. N. Golubewa
    • T. A. Kulahava
    • G. N. Semenkova

    OriginalPaper 24 March 2021 Pages: 77 - 84

13. Formation of Oxidized Aluminum Nanopowders by Exposing Aluminum to a Series of Double Laser Pulses in Air

    • Kh. Bazzal
    • N. A. Alekseenko
    • A. P. Zazhogin

    OriginalPaper 24 March 2021 Pages: 85 - 91

14. Investigation of Structural-Phase Conversion of an Iron-Containing Catalyst by Mössbauer Spectroscopy (Part 2)

    • I. I. Mukhamatdinov
    • A. V. Pyataev
    • A. V. Vakhin

    OriginalPaper 25 March 2021 Pages: 92 - 96

15. Isolation and Identification of 9-cis Astaxanthin by HPLC, FT-IR, and NMR Spectra

    • Y. Wang
    • Y. Wu
    • D. Qiua

    OriginalPaper 24 March 2021 Pages: 97 - 107

16. Quantitative Determination of Oxytetracycline in Water-Based Liquid Dosage Forms by Raman Spectroscopy

    • A. Yu. Khrushchev
    • E. R. Akmaev
    • I. V. Kis

    OriginalPaper 24 March 2021 Pages: 108 - 113

17. Gain Characteristics of Short-Length Erbium-Doped Fiber Amplifiers at Extreme Temperatures

    • M. A. Alnuwab
    • H. Kaygusuz

    OriginalPaper 24 March 2021 Pages: 114 - 116

18. Denoising and Spike Removal from Raman Spectra using Double Density Dual-Tree Complex Wavelet Transform

    • T. S. Sharan
    • Sh. Sharma
    • N. Sharma

    OriginalPaper 24 March 2021 Pages: 117 - 124

19. Spatial Distribution of Active-Pulse Vision-System Signals from Objects at Short Distances

    • V. P. Kabashnikov
    • B. F. Kuntsevich

    OriginalPaper 24 March 2021 Pages: 125 - 131

20. Multivariate Analysis of the Composition of Pharmaceutical Products Based on Terahertz Time-Domain Spectroscopy

    • D. A. Borisevich
    • A. M. Goncharenko
    • M. A. Khodasevich

    OriginalPaper 24 March 2021 Pages: 132 - 136

21. Parameters of Fundamental Optical Functions and Elementary Transition Bands for Mg₂X Compounds (X = Si, Ge, Sn)

    • V. Val. Sobolev
    • A. I. Kalugin
    • E. A. Antonov

    OriginalPaper 24 March 2021 Pages: 137 - 145

22. Volume Holographic Material for Red Spectral Range Based on Polymer with Anthracene Side Groups

    • U. V. Mahilny
    • A. I. Stankevich
    • A. P. Shkadarevich

    OriginalPaper 24 March 2021 Pages: 146 - 152

23. Spectroscopic Analysis of the Interaction between Silver Nanoparticles and Trypsin

    • Min Liu
    • Yi Li
    • Rui Lu

    OriginalPaper 24 March 2021 Pages: 153 - 165

24. Mid-Infrared Vibrational Spectrum Characterization of the Outer Surface of Candida albicans by Functionally Enhanced Derivative Spectroscopy

    • S. L. Palencia
    • A. García
    • M. Palencia

    OriginalPaper 24 March 2021 Pages: 166 - 180

25. Synergistic Interactions of Phytochemicals in Polyherbal Formulation Enhance the Chemical Transformations of Active Constituents

    • C. T. Sulaiman
    • K. Anju
    • I. Balachandran

    OriginalPaper 24 March 2021 Pages: 181 - 186

26. Discrimination of Infected Silkworm Chrysalises using Near-Infrared Spectroscopy Combined with Multivariate Analysis during the Cultivation of Cordyceps militaris

    • Y. Zhang
    • X. Wang
    • B. Luo

    OriginalPaper 24 March 2021 Pages: 187 - 193

27. Fusion of Three Optical Sensors for Nondestructive Detection of Water Content in Lettuce Canopies

    • H. Y. Gao
    • H. P. Mao
    • X. H. Wei

    OriginalPaper 24 March 2021 Pages: 194 - 202

28. Morphology-Directed Nanoscopic Energy Transfers in Plasmonic-Organic Hybrids

    • K. Gambhir
    • P. Sharma
    • R. Mehrotra

    OriginalPaper 25 March 2021 Pages: 203 - 214

29. Analysis of Human Urinary Stones and Gallstones by Fourier Transform Infrared Attenuated Total Reflectance Spectroscopy

    • F. J. Hermida

    OriginalPaper 24 March 2021 Pages: 215 - 224

30. Determining the Concentration of Polycyclic Aromatic Hydrocarbons in Water Using Surface Enhanced Raman Spectroscopy and Kernel Principal Components Analysis Combined with Support Vector Regression

    • C. Jian
    • J. Boyan
    • W. Zhenyu

    OriginalPaper 24 March 2021 Pages: 225 - 232

31. Plasmonic Sensor for Detection of β-Lactam Antibiotics based on the Conjugated Antibody with Gold Nanoparticles

    • M. Aghamirzaei
    • M. S. Khiabani
    • M. Amjadi

    OriginalPaper 24 March 2021 Pages: 233 - 241