Structure and luminescence characteristics of self-activated vanadate garnet phosphors

PL spectra of the NaSr 2 Mg 2 V 3 O 12 , KCa 2 Mg 2 V 3 O 12 , and Na 2 YMg 2 V 3 O 12 samples under excitation at 266 nm (left). The IQE map of the NaSr 2 Mg 2 V 3 O 12 phosphor sample (middle). The IQE map of the KCa 2 Mg 2 V 3 O 12 phosphor sample (right).