DOI: 10.1039/d4qi00395k ISSN: 2052-1553
Achieving high-sensitivity dual-mode optical thermometry via phonon-assisted cross-relaxation in a double-perovskite structured up-conversion phosphor
Houhe Dong, Zonghao Lei, Shikun Su, Wenhua Yang, Xuyang Zhang, Wenying Teng, Guangyue Zu, Bing Teng, Degao Zhong- Inorganic Chemistry
By adjusting the phonon energy of the host crystal (Ca2+/Sr2+/Ba2+) LaLiTeO6:Yb3+, Tm3+ phosphor, combined with the cross-relaxation phenomenon, a high-sensitivity thermometer for dual-mode temperature measurement was constructed.