the Ministry of Science and Technology of the People’s Republic of China(2016YFB0701002);Chinese Academy of Sciences(KFJ-STS-QYZX-069,XDB20000000);Natural Science Foundation of Fujian Province(2019J01127)。
A series of near-infrared(NIR)down-conversion phosphors of La_(3)Ga_(5)SiO_(14)(LGS):Ce^(3+)/Yb^(3+)were synthesized via high-temperature solid-state reaction.Under excitation at 345 nm,the phosphors show strong NIR e...