LiNd(WO
4)
2 crystal with dimensions up to 25 × 32 × 12 mm
3 was grown from a flux of Li
2W
2O
7 by the TSSGmethod. LiNd(WO
4)
2 crystallizes in the tetragonal system with space group
I4(1)/
a (
C4h6) and cell parameters
a =
b = 5.2525Å,
c= 11.397 Å,
Z = 2,
V = 314.43 Å
3,
D = 6.843 g/cm
3. The polarized optical absorption and fluorescence spectra of LiNd(WO
4)
2crystal were investigated. LiNd(WO
4)
2 crystal has large absorption cross-sections of 1.13 × 10
-20 and 0.97 × 10
-20 cm
2 at 805 nmfor
E//
x and
E//
y, respectively. It has large emission cross-sections of 67.68 × 10
-20 cm
2 at 1063 nm and 72.52 × 10
-20 cm
2 at 1068nm for
E//
y and
E//
x, respectively. The fluorescence lifetime is 16.3
![](/images/entities/mgr.gif)
s at room temperature. The maximum pulse laser output was11.96 mJ at 1.06 mm. The overall and slope efficiencies were 0.038 and 0.04%, respectively. The laser energy threshold value
Ethwas 5.03 J.