• optical-spectral characteristics of crystals under uniaxial pressure;
• photoelastic properties of crystals.

In 2020 Vasyl Vyshnevskyi gtaduated from the Faculty of Physics of Ivan Franko University of Lviv. He has received full higher education in the speciality of “Applied Physics and Nanomaterials” and got Master’s degree (Bachelor degree in speciality of “Applied Physics”, qualification – Bachelor of Physics, Teacher of Physics (2019)).

Since September 2024 he is a Postgraduate Student of the Department of General Physics. The thesis is “Photoelastic properties of A₂BX₄ – group ferroics”.

Candidate of Physical and Mathematical Sciences, Senior Researcher P. A. Shchepanskyi is a supervisor of his thesis.