Name: 26TH SYMPOSIUM ON PHOTONICS AND OPTICS SPO 2025
Start: 2025-11-05T08:00:00+01:00
End: 2025-11-07T17:00:00+01:00
Location: Zoom and Faculty of Physics, Taras Shevchenko National University of Kyiv, Kyiv, Ukraine

26TH SYMPOSIUM ON PHOTONICS AND OPTICS SPO 2025

from Wednesday, 5 November 2025 (08:00) to Friday, 7 November 2025 (17:00)

Monday, 3 November 2025
Tuesday, 4 November 2025
Wednesday, 5 November 2025

08:45 Welcome Coffee & Zoom connection
Welcome Coffee & Zoom connection
08:45 - 09:00
Room: Room 261(Laboratory building)

09:00 USyNC Workshop Opening

09:00 - 09:10
Room: Room 261(Laboratory building)
09:10 Plenary Session: USyNC and Synhrotron Research
09:10 - 11:00
Room: Room 261(Laboratory building)
Contributions

09:10 Introduction to Synchrotron Radiation and X-ray Free-Electron Lasers in Condensed Matter Research - Luc Patthey (PSI - Paul Scherrer Institut)

09:50 Synchrotron Light as a Tool to Unravel Luminescent Processes in Next-Generation Materials - Oksana Chukova (Taras Shevchenko National University of Kyiv)

10:20 Ukrainian Synchrotron & Neutron Community and the Photonics of Quantum Materials - Alexander Kordyuk (Kyiv Academic University)
11:00 Coffee Break
Coffee Break
11:00 - 11:10
Room: Room 261(Laboratory building)
11:10 SOLARIS Synchrotron: Opportunities & Beamlines
11:10 - 12:30
Room: Room 261(Laboratory building)
Contributions

11:10 Research opportunities at SOLARIS synchrotron - Ewa Partyka-Jankowska (SOLARIS National Synchrotron Radiation Centre)

11:40 Introducing MAVKA - Ukrainian beamline at the SOLARIS synchrotron. - Artem Yakovliev (Institute of Nuclear Physics, Polish Academy of Sciences)

12:00 PHELIX - Advance Instrument for Photoemission and Soft X-Ray Absorption studies - Tomasz Sobol
12:30 Lunch Break
Lunch Break
12:30 - 13:30
Room: Room 261(Laboratory building)
13:30 Connecting Ukrainian Science to Europe’s Research Infrastructures
13:30 - 14:05
Room: Room 261(Laboratory building)
Contributions

13:30 Central European Research Infrastructure Consortium: Connecting Ukrainian Science to Europe’s Research Infrastructures - Andrew Harrison (Central European Research Infrastructure Consortium (CERIC-ERIC))

13:50 German–Ukrainian Scientific Cooperation: The Role of DESY and DZA - Pavlo Plotko (German Center for Astrophysics and DESY)
14:05 Coffe Break
Coffe Break
14:05 - 14:20
Room: Room 261(Laboratory building)
14:20 Synchrotron Photoemission & X-ray Spectroscopies
14:20 - 16:05
Room: Room 261(Laboratory building)
Contributions

14:20 Controlling Dirac–Rashba and Double Dirac Surface States in Topological Crystalline Insulator via Ultrathin Transition Metal Layers - Valentine Volobuev (International Research Centre MagTop, Institute of Physics, Polish Academy of Sciences; National Technical University ”KhPI”)

14:50 Looking for Topological Quantum Materials With ARPES - Volodymyr Bezguba (Kyiv Academic University)

15:15 A ToF-PAX-RIXS Endstation for Combined ARPES and RIXS Studies at the P04 Beamline - Sergii Chernov (DESY)

15:30 Synchrotron VUV Study of Luminescent Properties in Mn-Doped ZnO–ZrO₂ Ceramics - Larysa Khomenkova (V. Lashkaryov Institute of Semiconductor Physics)

15:50 Copper site occupancy and valence in lead apatites via XAS at ASTRA/SOLARIS - Ihor Sukhenko (Kurdyumov Institute for Metal Physics of the NAS of Ukraine)
16:05 USyNC Workshop: Closing Remarks & Photo

16:05 - 16:15
Room: Room 261(Laboratory building)
Thursday, 6 November 2025

08:30 Welcome Coffee & Zoom connection
Welcome Coffee & Zoom connection
08:30 - 08:35
Room: Room 261(Laboratory building)

08:35 Opening of conference part of SPO: Optics and High Technology Material Science

08:35 - 09:00
Room: Room 261(Laboratory building)
09:00 Workshop on Laser processing of materials for advanced optoelectronic applications
09:00 - 11:00
Room: Room 261(Laboratory building)
Contributions

09:00 Direct optical lithography and scanning laser processing of materials for advanced optoelectronic applications - Volodymyr Dzhagan

09:30 Ultrashort Pulse Laser Microfabrication Technologies at FTMC - Andrius Žemaitis (Center for Physical Sciences and Technology (FTMC), Vilnius, Lithuania)

09:45 Single-Pulse Nanosecond Laser Patterning of Nanoscale Electronic–Structural Landscapes in GeSn - Petro Lytvyn (V. Lashkaryov Institute of Semiconductor Physics NAS Ukraine, Kyiv, Ukraine)

10:00 Laser reduction of Graphene Oxide films on SiO2-Si structures - Alexei N. Nazarov (Lashkaryov Institute of Semicnductor Physics NAS of Ukraine)

10:15 Formation and Properties of GeSn and GeSn:C Films - Volodymyr Yukhymchuk (V. Lashkaryov Institute of Semiconductor Physics of National Academy of Sciences of Ukraine)

10:30 Fabry–Pérot Enhanced THz Sensitivity of Antenna-Coupled HgCdTe Detectors - Zinoviia Tsybrii (V. Lashkaryov Institute of Semiconductor Physics, NAS of Ukraine)

10:45 Photoinduced formation of semiconductor nanocrystals in amorphous arsenic chalcogenides - Yuriy Azhniuk (Institute of Electron Physics, Nat. Acad. Sci. Ukr., Uzhhorod, Ukraine)
11:00 Coffee Break
Coffee Break
11:00 - 11:15
Room: Room 261(Laboratory building)
11:15 Biophotonics & Molecular Spectroscopy
11:15 - 12:00
Room: Room 261(Laboratory building)
Contributions

11:15 Measuring all-protein concentration in DNA repair foci by FLIM - Svitlana M. Levchenko (Faculty of Biochemistry, Biophysics, and Biotechnology, Jagiellonian University, Kraków, Poland)

11:45 Spectral Investigations of Indole-Containing Organic Compounds for Biomedical Drugs - Nazarii Tkach (Taras Shevchenko National University of Kyiv, Faculty of Physics)
12:00 Lunch Break
Lunch Break
12:00 - 13:00
Room: Room 261(Laboratory building)
13:00 Perovskites & Semiconductor Devices (PV/LED)
13:00 - 14:50
Room: Room 261(Laboratory building)
Contributions

13:00 Self-assembled growth of high-quality InGaN ‘lotus seed pod’ structures with red emission - Oksana Koplak (Università degli Studi di Milano-Bicocca)

13:20 Structural and Optical Properties of Aziridinium Germanium Hybrid Perovskites - Hanna Petrosova (Taras Shevchenko National University of Kyiv)

13:35 Aziridinium Cation as a Universal Building Block for HOIPs of Variable Dimensionality - Olesia Kucheriv (Taras Shevchenko National University of Kyiv)

13:50 2D Hybrid Perovskite with Narrow-Band Violet-Blue Emission - Valerii Sirenko (Department of Chemistry, Taras Shevchenko National University of Kyiv, Kyiv, Ukraine)

14:05 Backside surface engineering for improved performance of CIGS and CZTS solar cells: application of titanium dioxide (TiO ) and graphene oxide (rGO) layer - DOUNIA FATIHI (University of Hassan II Casablanca)

14:20 Mn-Doped BaSnO₃ Perovskites for Next-Generation Optoelectronics: A First-Principles Investigation - YOUNES ELALAOUI (Faculty of Sciences Ben M’Sik, Hassan II University of Casablanca, B.P.7955, Morocco)
Friday, 7 November 2025

08:45 Welcome Coffee & Zoom connection
Welcome Coffee & Zoom connection
08:45 - 09:00
Room: Room 261(Laboratory building)
09:00 Photonics, Lasers & Sensing
09:00 - 10:15
Room: Room 261(Laboratory building)
Contributions

09:00 Performance Evaluation of the 'Cat-Eye' Effect Induced by a Laser System for Locating Optical Systems - Yaroslav Sharlovych (Institute of Physics of NAS of Ukraine)

09:15 Portable sensor platform based on plasmon-enhanced fluorescence for explosives detection - Andrii Lopatynskyi (V. Lashkaryov Institute of Semiconductor Physics of NAS of Ukraine)

09:30 Quantitative Surface Texture Metrology via Single-Image Statistical Analysis of Laser Speckle - Artem Sachko (Ukrainian Physics and Mathematics Lyceum of Taras Shevchenko National University of Kyiv)

09:45 Energy state of the electronic subsystem of porous carbon material caused by laser irradiation - Ivan Budzuliak (Vasyl Stefanyk Carpathian National University)

10:00 Application of laser Doppler vibrometry for detection of objects buried in the soil - Lyudmyla Borkovska (V. Lashkaryov Institute of Semiconductor Physics of NAS of Ukraine)
10:15 Coffee Break
Coffee Break
10:15 - 10:30
Room: Room 261(Laboratory building)
10:30 Functional Oxides, Glasses & Thin-Film Processing
10:30 - 11:30
Room: Room 261(Laboratory building)
Contributions

10:30 Structural, Microstructural, and Dielectric Properties of Ba(2–x)Sr(x)GdFeNb₄O₁₅ Ceramics with Tetragonal Tungsten Bronze Structure - Kenza Bahassan (PhD Student)

10:45 Structural and Optical Features of Molybdenum-Doped Phosphate Glasses - Kateryna Terebilenko (Taras Shevchenko National University of Kyiv)

11:00 Structural studies of As-S-Se glasses - Hanna Kochubei (.Lashkaryov Institute of Semiconductor Physics NAS Ukraine, Kyiv, Ukraine)

11:15 Tailoring the Optical and Structural Properties of Si-Doped HfO₂ Films by Hydrogen-Assisted Magnetron Sputtering and Post-Annealing treatment - Dmytro Khomenkov (Mykola Gogol Nizhyn State University)
11:30 Poster Session
11:30 - 12:35
Room: Room 261(Laboratory building)
Contributions

11:30 POLARITONS EXCITATED IN ZnO CERAMICS - Oleksandr Melnichuk (Nizhyn Mykola Gogol State University)

11:35 Spectroscopic study of bovine serum albumin complexation with ibuprofen and silver nanoparticles - Iryna Doroshenko (Taras Shevchenko National University of Kyiv)

11:40 Spectral properties of the new boron-containing dyes in composite thin films fabricated using thermal vacuum deposition method - Oleksandr Navozenko (Department of Experimental Physics, Faculty of Physics, Taras Shevchenko National University of Kyiv, Akademika Glushkova Av. 4, 03127, Kyiv, Ukraine.)

11:45 Analysis of dose-dependent luminescence of uncapped InGaAs quantum dots under 60Co γ-rays treatment - Oksana Strilchuk (V. Lashkaryov Institute of Semiconductor Physics, National Academy of Sciences of Ukraine, 45 Nauky Ave., Kyiv 03028, Ukraine)

11:50 Methodology for microhardness profiling of composite materials - Mykola Melnichenko (Taras Shevchenko National University of Kyiv)

11:55 Modeling the Effect of Grain Reorientation on Crack Propagation in SiC - Vadym Shvernyk

12:00 Increasing the red emission of Mn4+ in magnesium aluminate by alloying with TiO2 - Lyudmyla Borkovska (V. Lashkaryov Institute of Semiconductor Physics of NASU)

12:05 Phase composition of coatings formed by the gas-detonation spraying of hydroxyapatite powder - Valentyna Nosenko (V.Ye. Lashkaryov Institute of Semiconductor Physics, National Academy of Sciences of Ukraine)

12:10 Peculiarities of microfibrillated and bacterial cellulose luminescence properties - Danylo Morozov (Taras Shevchenko National University of Kyiv) Vitalii Chornii (National University of Life and Environmental Sciences of Ukraine)

12:15 Luminescent properties of Eu ions doped (1-x)(27P₂O₅-36MoO₃-5Bi₂O₃-32K₂O)-xKBi(MoO₄)₂ glasses and glass-ceramics - Vasyl Cherevyshnyi (Taras Shevchenko National University of Kyiv) Vitalii Chornii (National University of Life and Environmental Sciences of Ukraine)

12:20 Ag/Au nanoparticles of different shape for SERS detection of nitro group compounds - Nazar Mazur

12:25 Perovskites with variable bandgap as the basis of new semiconductor materials - Danylo Kreiman (Taras Shevchenko National University of Kyiv)

12:30 Structural and morphological transformation of thermally reduced graphene oxide at high temperatures - Diana Hurova (B. Verkin Institute for Low Temperature Physics and Engineering of the NAS of Ukraine)
12:35 Closing remarks
Closing remarks
12:35 - 12:45
Room: Room 261(Laboratory building)

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