Mahata, Manoj KumarManoj KumarMahataKoppe, TristanTristanKoppeKumar, KaushalKaushalKumarHofsäss, HansHansHofsässVetter, UlrichUlrichVetter2021-04-142021-04-142020https://resolver.sub.uni-goettingen.de/purl?gro-2/81727enCC BY 4.0http://creativecommons.org/licenses/by/4.0/Upconversion photoluminescence of Ho3+-Yb3+ doped barium titanate nanocrystallites: Optical tools for structural phase detection and temperature probingjournal_article10.1038/s41598-020-65149-zhttps://resolver.sub.uni-goettingen.de/purl?gs-1/17462