Considering the 4A2 → 4T2,4T1 excitation, it was possible to notice that the emission instepnescittryaoafntdhedeRc-aliynetismdeescrmeaesaessuaretd1/aetfRroTminittshienpitriaesl evnatluαe-Aatl2aObo3:uCtr3s.0ammpsl,efso.llCoownisnigdethrieng mtehaesu4rAe2d →sin4gTle2,4aTv1ereaxgce...