Figure 3

(a) Ideal unit cell crystal structure of the Bi4Si3O12: 2 at% Eu3+ phosphor, (b) coordination of Bi ions doped with Eu3+.
(a) Ideal unit cell crystal structure of the Bi4Si3O12: 2 at% Eu3+ phosphor, (b) coordination of Bi ions doped with Eu3+.