Vol. 71 No. 4 (2026)

Contents

• Academician of the National Academy of Sciences of Ukraine Marat Terentiyovych Shpak. To the 100th Anniversary of His Birth

  M.V. Bondar, T.A. Gavrylko, D. Dorohoi, M.D. Curmei, V.I. Melnyk, A.M. Negriyko, N.I. Ostapenko, S.M. Ryabchenko, T.M. Smirnova

  271

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• Refraction Modulation Z-Scan for Measurement of Nonlinear Refractive Index

  V. Kadan, A. Dmytruk, M. Bondar, I. Dmytruk, A. Goodarzi, D. Akhtaryarazar, I. Pavlov

  275

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• Bragg Scattering of Atoms by Counter-Propagating Light Pulses Robust to Variations in Their Areas

  V.I. Romanenko, L.P. Yatsenko

  283

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• Effects of the Rhodamine 6G and Rhodamine B Dyes on Photo- and Thermostability of Polyurethanes as Laser Active Media

  L.F. Kosyanchuk, N.V. Kozak, T.V. Bezrodna, O.I. Antonenko, V.I. Bezrodnyi, A.M. Negriyko, I.V. Matsnev, N.A. Busko

  299

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• Linear Birefringence Dispersion of Uniaxial Inorganic Crystal Calcite Estimated Based on Channeled Spectra

  G. Apreotesei, D.Gh. Dimitriu, M. Curmei, D.O. Dorohoi

  308

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• Dissolved Sugar Luminescence

  M. Vasnetsov, G. Klishevich

  316

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• Optical and Photoluminescence Properties of Rare Earth Ions-Doped Anatase/Brookite Dual-Phase TiO2

  T. Gavrilko, T. Khalyavka, J.-C. Grivel, Ye. Manuilov, V. Shymanovska, M. Chaika, M. Drozd

  321

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• Stationary and Time-Resolved Photoluminescence of Nanostructured Tin Sulfide Films

  Yu.P. Gnatenko, A.P. Bukivskii, P.M. Bukivskij, S.A. Iliash, I.G. Vertegel, O.I. Ovcharenko, A.S. Opanasyuk, R.V. Gamernyk, M.S. Furyer

  331

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• Structural Evolution of the Metastable Polymorph of Para-Cresol

  M. Drozd, N.A. Davydova, E.A. Ponezha

  344

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• Phosphorenes as a New Material for Surface-Enhanced Infrared Spectroscopy of Cell Membranes

  O. Gnatyuk, M. Olenchuk, I. Kupchak, A. Nikolenko, G. Dovbeshko, E. Kovalska, Z. Sofer

  349

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• Morphology-Dependent Defect States in Rubrene Crystalline Films Grown by Hot-Wall Epitaxy

  Yu. Skryshevski, A. Vakhnin, Yu. Piryatinski, S.M.A. Al-Baqi, H. Sitter, A. Kadashchuk

  359

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• Spectroscopic Manifestations of RNA Photostabilization by Cerium Dioxide Nanoparticles

  V. Kudrya, N. Tkach, O. Dmytrenko, N. Zholobak, A. Naumenko

  370

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• Spectroscopy of Triplet Excitons in Organic Compounds: Crystalline and Glassy Benzophenone

  V.I. Melnyk, G.V. Klishevich, M.D. Curmei

  376

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• Features of Molecular Vibrational Effects on Polymer Thermoluminescence

  N.I. Ostapenko, V.I. Sugakov

  392

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• Anti-Stokes Luminescence of AgBr Microcrystals with Adsorbed Po¬lymethine Dye: Role of cis- and trans- Stereoisomers of J-Aggregates of Dye

  V.M. Bilous, G.V. Klishevich, V.I. Melnyk

  407

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• A Few Memories of Marat Terentiyovych Shpak

  V. Shenderovs’kyi

  414

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