XV Conference of Young Scientists "Problems of Theoretical Physics"

from Tuesday, 10 June 2025 (10:00) to Thursday, 12 June 2025 (19:00)
BITP & Zoom

        : Sessions
    /     : Talks
        : Breaks
10 Jun 2025
11 Jun 2025
12 Jun 2025
AM
10:00 Opening Remarks - Sergiy Perepelytsya (Bogolyubov Institute for Theoretical Physics of the NAS of Ukraine)   ()
10:10
Quantum Technologies, Foundations and Optics (until 12:50) ()
10:10 Physical systems in a noncommutative space with preserved time-reversal and rotational symmetries - Khrystyna Gnatenko (Ivan Franko National University of Lviv)   ()
10:50 Studying the Entanglement of Multiqubit States with Quantum Technologies - Ms Nataliia Susulovska (Professor Ivan Vakarchuk Department for Theoretical Physics, Ivan Franko National University of Lviv)   ()
11:10 Meta-fibers: merging nanophotonics and fibers - Oleh Yermakov (V. N. Karazin Kharkiv National University, Kharkiv, Ukraine / Leibniz Institute of Photonic Technology, Jena, Germany)   ()
11:30 --- Coffee Break ---
11:50 Engineering of plasmonic anisotropic nanopatch-based metasurfaces - Artem Hrinchenko (V. N. Karazin Kharkiv National University)   ()
12:10 Enhancement of chiral sensing with plasmonics meta-gratings - Oleh Demianyk (V. N. Karazin Kharkiv National University)   ()
12:30 Spin-directional coupling in hyperbolic shear metasurfaces - Veronika Batianova (V. N. Karazin Kharkiv National University, Kharkiv, Ukraine)   ()
10:00
Condensed Matter and Statistical Theory of Many-body Systems -Dr Yaroslav Zolotaryuk (Bogolyubov Institute for Theoretical Physics) (until 13:20) ()
10:00 Longitudinal Josephson effect in bilayer systems with electron-hole pairing - Dr Oleksandr Konstantynov (B.Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine)   ()
10:20 Viscoelastic response and anisotropic hydrodynamics in Weyl semimetals - Arsen Herasymchuk (Bogolyubov Institute for Theoretical Physics)   ()
10:40 TUNNEL MAGNON TRANSFER THROUGH A FERROMAGNETIC CHAIN - Serhii Tunyk   ()
11:00 Manipulating domain wall mobility by cross section tailoring in ferromagnetic nanostripes - Dmytro Karakuts (Taras Shevchenko National University of Kyiv, 01601 Kyiv, Ukraine)   ()
11:20 --- Coffee Break ---
11:40 MODELING OF THREE-COMPONENT MULTI-PARTICLE DISCRETE CONGLOMERATIONS - Георгій Кудашкін   ()
12:00 Graphene phonons revisited - Mr Dmytro Melnykov ( National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”)   ()
12:20 Detection and identification of impurity components by THz scattering - Ms Liudmyla Sidletska (Odesa Mechnikov National University)   ()
12:40 Chosen topics in topological condensed matter - Flavio Nogueira (IFW Dresden)   ()
10:00
Astrophysics and Cosmology -Dr Anton Rudakovskyi (Bogolyubov Institute for Theoretical Physics) (until 13:20) ()
10:00 Angular Power Spectrum of the 21 cm Signal from the Dark Ages: Sensitivity to Cosmological Parameters - Danylo Koval   ()
10:20 Sensitivity of the redshifted 21 cm signal from Dark Ages to parameters of primordial magnetic fields - Назарій Фортуна (ЛНУ ім. І. Франка)   ()
10:40 Bayesian analysis of Starobinsky and Higgs inflation models with reheating in light of ACT and DESI data releases - Dmytro Zharov   ()
11:00 An Axion Pulsarscope - Mariia Khelashvili (SISSA)   ()
11:20 Dynamical Friction for Plummer Sphere in Ultralight Dark Matter - Andrii Zaporozhchenko (Taras Shevchenko National University of Kyiv)   ()
11:40 --- Coffee Break ---
12:00 Hydrodynamical Modeling of Stellar Wind Bubbles for Improved Photoionization Analysis - Mr Andrii Pozdieiev (Ivan Franko National University of Lviv)   ()
12:20 Detailed Photoionization Analysis of Chemodynamical Simulation Results for the Evolution of Dwarf Star-Forming Galaxies at an Age of 100 Myr - Mykhailo Shevchenko (Ivan Franko National University of Lviv)   ()
12:40 Multicomponent Photoionization Modelling of the First Dwarf Galaxies - Serhii Chudyk   ()
13:00 Photoionization analysis of chemodynamical simulations: Cloudy C23.01 vs C08.00 - Volodymyr Buhlak (Ivan Franko National University of Lviv)   ()
PM
13:30
Physics of Nuclei and Elementary Particles -Prof. Mark Gorenstein (BITP NASU) (until 17:50) ()
13:30 STRUCTURE OF HYPERNUCLEUS $^7_{\Lambda}$Li WITHIN THE THREE-CLUSTER MODEL - Nursultan Kalzhigitov (Al-Farabi Kazakh National University)   ()
13:50 ON INTERACTION OF LAMBDA HYPERON WITH LIGHTEST NUCLEI IN TWO-CLUSTER MODEL - Sabina Amangeldinova (Al-Farabi Kazakh National University)   ()
14:10 Loop Divergences in the Effective Theory of Chern–Simons Boson–Fermion Couplings - Oleksandr Khasai (Bogolyubov Institute for Theoretical Physics of the National Academy of Sciences of Ukraine)   ()
14:30 Induced Vacuum Magnetic Flux in the Background of a Linear Topological Defect. The case of fermion matter - Mrs Юлія Пилипчук (Educational and Research Institute of Physics and Technology, National Technical University of Ukraine \\ <<Igor Sikorsky Kyiv Polytechnic Institute)   ()
14:50 --- Coffee break ---
15:10 Integrated HydroKinetic Model at Relativistic Heavy Ion Collider Energies - Musfer Adzhymambetov (Bogolyubov Institute for Theoretical Physics)   ()
15:30 A question concerning phase transitions in a pion system of particles and antiparticles - Vladyslav Karpenko (Bogolyubov Institute for Theoretical Physics of the National Academy of Sciences of Ukraine)   ()
15:50 Systematic Investigation of Density Fluctuations in Laser Wakefield Accelerators on the Properties of the Accelerated Electrons - Yurii Perets (Nuclear and High Energy Physics Department)   ()
16:10 --- Coffee break ---
16:30 High-order cumulants near the critical point from molecular dynamics - Volodymyr Kuznietsov   ()
16:50 Femtoscopy of rotating sources - Dr Oleh Savchuk (Facility for Rare Isotope Beams)   ()
17:10 Search for hidden particles in intensity frontier experiments - Dr Volodymyr Gorkavenko (Taras Shevchenko National University of Kyiv)   ()
14:20
Mathematical Physics -Dr Nikolai Iorgov (Bogolyubov Institute for Theoretical Physics) (until 18:00) ()
14:20 Effective form factors for asymptotics of finite-temperature correlation functions - Oleksandr Gamayun (LIMS)   ()
15:00 Zeros of isomonodromic tau functions and holomorphic anomaly equation - Pavlo Gavrylenko (SISSA, Trieste, Italy)   ()
15:20 Integrable spinning fluid - Andrii Liashyk (BIMSA)   ()
15:40 Perturbative connection formulas for Heun equations - Andrii Naidiuk (University of Tours)   ()
16:00 --- Coffee Break ---
16:20 Motion in perturbed Schwarzschild space-time - Oleksii Yanchyshen (Bogolyubov Institute for Theoretical Physics)   ()
16:40 Defect fusion in higher dimensions - Oleksandr Diatlyk (New York University)   ()
17:00 Isomonodromic tau function for Painleve I equation via irregular conformal blocks of rank 5/2 - Yurii Zhuravlov (Bogolyubov Institute for Theoretical Physics of the National Academy of Sciences of Ukraine)   ()
17:20 1/2-BPS line defects in 4d N=2 SQFTs via Cohomological Hall algebras - Nikita Grygoryev (Perimeter Institute / University of Waterloo)   ()
17:40 Statistical model of dimers and counting of boxes - Mykola Semenyakin (Perimeter Institute for Theoretical Physics)   ()
14:00
Artificial Intelligence in Physics -Dr Anton Rudakovskyi (Bogolyubov Institute for Theoretical Physics) (until 17:00) ()
14:00 The interaction between physics and machine learning: attractive or repulsive? - Dr Tymofii Nikolaienko (Taras Shevchenko National University of Kyiv)   ()
14:40 A neural network model of the dependence of the energy of biomolecules on structure and quantum-mechanical descriptors - Andrii Terets (Faculty of Physics of Taras Shevchenko National University of Kyiv)   ()
15:00 Galaxy Morphological Classification with Manifold Learning - Maksym Tsizh (University of Bologna)   ()
15:20 --- Coffee Break ---
15:40 Accelerating Relativistic Heavy-Ion Collision Modeling: Machine Learning Integration with the iHKM Framework - Dr Vladyslav Naboka (Bogolyubov Institute for Theoretical Physics)   ()
16:00 Implementation of a methodology for crystal structure prediction using genetic algorithms integrated into the Python ASE library - Bohdan Semeniuk (KAU)   ()
16:20 Predicting superconductors critical temperature via machine leaning methods - Mr Ihor Svynarskyi (Kyiv Academic University)   ()
16:40 Broadband single-layer dielectric anti-reflective solar cell coatings - Anton Ovcharenko (V. N. Karazin Kharkiv National University)   ()
17:00 Closing of the conference. Concluding remarks - Ivan Starodub (Bogolyubov Institute for Theoretical Physics of the National Academy of Sciences of Ukraine) Sergiy Perepelytsya (Bogolyubov Institute for Theoretical Physics of the NAS of Ukraine)   ()