Publications

Selected papers of recent years, grouped by research direction. Full profiles of the lecturers are on the Peoplepage: there you will find everyone’s ORCID and Scopus, and in them all the papers without exception.

Optical materials and GeSn nanostructures

• S.V. Kondratenko, P.M. Lytvyn, F.M. de Oliveira, M.E. Ware, A.V. Kuchuk, O.I. Datsenko, S. Maliuta, S. Yu, Y.I. Mazur, G.J. Salamo. Tip-induced nanoscale engineering of surface potential and conductivity in GeSn alloys. Nanoscale, 2025, vol. 17, pp. 19285–19294.
• S. Kondratenko, O. Datsenko, A.V. Kuchuk, F.M. de Oliveira, D. Babich, P.M. Lytvyn, M.E. Ware, V. Lysenko, S.-Q. Yu, Y.I. Mazur, G.J. Salamo. Photoconductivity of GeSn thin films with up to 15% Sn content. Physical Review Materials, 2023, vol. 7, art. 074604.

Laser spectroscopy and thermal emission

• S. Zelensky. Nonlinear properties of thermal emission under pulsed laser melting of surface layers of light-absorbing materials. Journal of Physical Studies, 2025, vol. 29, no. 3, art. 3401.
• S. Zelensky, O. Kolesnik. Laser-induced thermal emission of boron carbide. Semiconductor Physics, Quantum Electronics & Optoelectronics, 2025, vol. 28, no. 4, pp. 480–485.
• S. Zelensky. Anisotropy of laser-induced thermal emission of rough carbon surfaces. Ukrainian Journal of Physics, 2025, vol. 70, no. 6, p. 355.
• S. Zelensky, O. Kolesnik. The influence of laser pulse duration on the kinetics of laser-induced thermal emission of porous carbon materials. Ukrainian Journal of Physics, 2025, vol. 70, no. 5, p. 297.
• S.E. Zelensky, O.S. Kolesnik, V.P. Yashchuk. Kinetics of laser-induced thermal emission of porous carbon materials: dependence on laser wavelength. Ukrainian Journal of Physics, 2024, vol. 69, no. 3, pp. 143–148.
• O.S. Kolesnik, S.E. Zelensky, V.P. Yashchuk. The role of air in laser-induced thermal emission of surface layers of porous carbon materials. Ukrainian Journal of Physics, 2023, vol. 68, no. 10, pp. 652–659.
• K.S. Zelenska, S.E. Zelensky, O.S. Kolesnik, T. Aoki, P.O. Teselko. Laser-induced thermal emission of carbon microparticles on transparent heat-sink substrates. Semiconductor Physics, Quantum Electronics & Optoelectronics, 2023, vol. 26, no. 2, pp. 201–207.

Random lasing in strongly scattering media

• V.P. Yashchuk, O.O. Komyshan, S.E. Zelensky, E.A. Tikhonov. Features of stimulated Raman scattering of a mixture of laser dyes in random media and possibility of using them in Raman spectroscopy. Low Temperature Physics, 2025, vol. 51, no. 2, pp. 252–255.
• V.P. Yashchuk, M.V. Zhuravsky. Random lasing in a random media with unevenly distributed scattering particles. Frontiers in Optics + Laser Science 2022, Optica Publishing Group, paper JW4B.26.

Speckle metrology

• A. Yakunov, V. Dibrov, A. Sachko. Correlation between the fractal dimension of a surface texture and its laser speckles as the basis of a non-contact method for analysing ceramic materials. Bulletin of Taras Shevchenko National University of Kyiv. Physics and Mathematics, 2025, vol. 81, no. 2, pp. 227–231.

Optical and dielectric methods in soft matter

Joint work with the molecular physics group: infrared spectroscopy, dielectric relaxation and phase transitions in polymers, hydrogels and nanocomposites.

• M.M. Lazarenko, Y.F. Zabashta, K.V. Cherevko, A.O. Sobchuk, O.M. Alekseev, K.S. Yablochkova et al. Nanocomposite materials: the boundary layer and the thermodynamics of inclusion melting. ACS Applied Materials & Interfaces, 2025, vol. 17, no. 31, pp. 45033–45041.
• A.O. Sobchuk, D.A. Andrusenko, V.B. Shevchenko, S.A. Alekseev, K.S. Yablochkova et al. Investigation of relaxation processes and phase transition in polyethylene glycol 400 using IR spectra in a wide temperature range. Low Temperature Physics, 2025, vol. 51, no. 2, pp. 231–238.
• M.M. Lazarenko, Y.F. Zabashta, D.K. Honcharuk, O.M. Alekseev, K.S. Yablochkova et al. Determining hydrogel porosity through dielectric relaxation intensity ratios between water and hydrogel. Soft Matter, 2025, vol. 21, no. 21, pp. 4298–4305.
• M.M. Lazarenko, Y.F. Zabashta, O.M. Alekseev, K.S. Yablochkova, L.Yu. Vergun, L.A. Bulavin. A novel method to determine porosity of polymer solutions. Molecular Crystals and Liquid Crystals, 2025, vol. 769, no. 15–18, pp. 1432–1441.

Patents

Some of the department’s results are protected by patents of Ukraine: