International Conference on Excited States of Transition Elements (ESTE2025) 24-29 August 2025, Sosnówka, Poland List of delivered presentations: Comparison of Upconversion to UVC and UVB in ABO3: Pr3+ where A = Sc, Y, La, and Lu, P.J. Dereń, N. Rebrova, P. Zdeb-Stańczykowska, oral...

PhoBiA Annual Nanophotonics International Conference 2025 (PANIC 2025) 4-6 June 2025, Wrocław, Poland List of delivered presentations: Phosphors converting visible light into UVC for innovative UVC light sources, P. Zdeb-Stańczykowska, N. Rebrova, P.J. Dereń, Poster...

Wavefunction methods for solid state matter (WFS-2025) March 24 - 28, 2025, Gdańsk, Poland  List of delivered presentations: Discovering the mechanism of Vis-to-UVC upconversion in high-phonon materials: why do we need electronic structure calculations? P. Zdeb-Stańczykowska,...

Ogólnopolska Konferencja Doktorantów Nauk Ścisłych i Przyrodniczych "Bio Idea 5.0" February 1st, 2025, online, Poland  List of delivered presentations: Od widzialnego do niewidzialnego: konwertery UVC do walki z antybiotykoopornością, P. Zdeb-Stańczykowska, N. Rebrowa,...

6th International Conference Rare Earth Materials (REMAT 2024) October 20 – 23, 2024, Vilnius, Lithuania List of delivered presentations: Visible-to-UVC upconversion of new phosphates activated by praseodymium ions. N. Rebrova, A. Grippa, P.Zdeb, P.J. Dereń, Oral presentation Visible-to-UVC...

The 1st International Online Conference on Photonics (IOCP 2024) October 14-16, 2024, Online List of delivered presentations: Luminescent properties of Pr3+ doped fluoroperovskite. N. Rebrova, P. Zdeb, A. Grippa, P.J. Dereń, Oral presentation From Visible Light to UVC: Upconverting Phosphor...

8th Conference of Doctoral Students of the PAS (KonDokPAN 2024) October 11-13, 2024, Warsaw, Poland List of delivered presentations: How to disinfect surfaces with sunlight? Phosphors converting visible light into the UVC. P. Zdeb-Stańczykowska, N. Rebrova, P.J. Dereń, Oral presentation ...

8th International Workshop on Advanced Spectroscopy and Optical Materials (IWASOM 2024) July 7-12, 2024, Gdańsk, Poland List of delivered presentations: Two-photon absorption, upconversion, photon avalanche, cross relaxation: exploring commonalities and mechanisms with practical...

XVII Kopernikańskie Seminarium Doktoranckie June 6-7, 2024, Toruń, Poland List of delivered presentations: Visible-to-UVC upconverters for self-cleaning surfaces, Zdeb, N. Rebrova, P.J. Dereń, Oral presentation. Conference website:https://ksd.umk.pl/pages/main_page/

7th Conference of Doctoral Students of the PAS (KonDokPAN 2023) October 13-15, 2023, Wrocław, Poland List of delivered presentations: How do you kill microbes with sunlight? The Visible to UVC upconversion phenomenon. P. Zdeb, N. Rebrova, P.J. Dereń, Oral presentation.  PhD...

8th International Conference Nanobiophysics: fundamental and applied aspects October 3-6, 2023, Kyiv, Ukraine List of delivered presentations: How to choose an effective matrix for upconversion from visible to UVC region, P.J. Dereń, N. Rebrova, P. Zdeb, Invited Lecture How do you kill...

8th International Conference on Excited States of Transition Elements (ESTE 2023) September 3-8, 2023, Świeradów-Zdrój, Poland List of delivered presentations: Choosing an Effective Matrix for Upconversion from Visible To UVC Region, P.J. Dereń, N. Rebrova, P. Zdeb, Oral...