Wen Genwang, Liu Songhao. LUMINESCENCE PROPERTIES OF Y<sub>3</sub>Ga<sub>5</sub>O<sub>12</sub>:Cr<sup>3+</sup> LASER CRYSTAL[J]. Chinese Journal of Luminescence, 1989,10(2): 123-129
Wen Genwang, Liu Songhao. LUMINESCENCE PROPERTIES OF Y<sub>3</sub>Ga<sub>5</sub>O<sub>12</sub>:Cr<sup>3+</sup> LASER CRYSTAL[J]. Chinese Journal of Luminescence, 1989,10(2): 123-129DOI:
We have measured the fluorescence lifetime of emission peaks corresponding to
2
E→
4
A
2
and
4
T
2
→
4
A
2
transition for Cr
3+
:Y
3
Ga
5
O
12
laser crystal under the temperature range of 10K to 300K. The radiative lifetimes of
2
E
4
T
2
and
4
T
2
are 965.8ns
130.7ns and 88.6us respectively with the standard relative fitting deviation of 2.85%. The thermal quenching mechanism of fluorescence is investigated and some suitable relativities for the temperature dependence of fluorescence lifetime and radiative quantum yield are derived.