3 papers
cond-mat.mtrl-sci2026
Spectroscopic properties of Cr,Yb:YAG nanocrystals under intense NIR radiation
M. Chaika, R. Tomala, O. Bezkrovnyi +1
Laser induced white emission (LIWE) was thoroughly studied in recent decades. However, despite the progress in understanding of this phenomenon, the mechanism behind LIWE remains u…
cond-mat.mtrl-sci2026
The influence of nonradiative relaxation on laser induced white emission properties in Cr:YAG nanopowders
M. Chaika, R. Tomala, O. Bezkrovnyi +1
Laser Induced White Emission (LIWE) is the subject of research worldwide. Since its discovery, the understanding of this phenomenon has progressed successfully enough to reach indu…
cond-mat.mtrl-sci2026
A new approach for measurement of Cr4+ concentration in Cr4+:YAG transparent materials: some conceptual difficulties and possible solutions
M. Chaika, R. Lisiecki, K. Lesniewska-Matys +1
In the present work we provide an analysis of the accuracy of the calculation of Cr4+ concentration in Cr4+:YAG using absorption spectroscopy. We propose a new approach based on th…