School;
of;
Resource;
and;
Environmental;
Engineering,;
Wuhan;
University;
of;
Technology,;
Wuhan;
430070,;
China;
Department;
of;
Material-Process;
&;
Applied;
Chemistry;
for;
Environments,;
Akita;
University,;
Akita;
010-8502,;
Japan;
Y2O3:; Eu3+; (PO4)6Cl2:; Eu2+; 三基色; 材料科学;