Wu Haixin. Growth end Characterization of Nonlinear Optical Crystals of AgGa(Se<sub>1-x</sub>S<sub>x</sub>)<sub>2</sub>[J]. Editorial Office of Optics and Precision Engineering, 1996,4(5): 85-89
Wu Haixin. Growth end Characterization of Nonlinear Optical Crystals of AgGa(Se<sub>1-x</sub>S<sub>x</sub>)<sub>2</sub>[J]. Editorial Office of Optics and Precision Engineering, 1996,4(5): 85-89DOI:
Silver gallium (1-x)diselende and x disulphur [AgGa(Se
1-x
S
x
)
2
] is an excellent 1R non-linear materials.Properties of phase matching for type I optical parametric oscillation for AgGa(Se
1-x
S
x
)
2
were investigated and AgGa(Se
1-x
S
x
)
2
BPD type I angular tuning curves with available Nd:YAG =1.06 m pump sources were calculated in detail in this thesis. Optical-absorption edge
refractive index and birefringence can be tailored by changing the composition of the mixed crystal. Growth of AgGa(Se
1-x
S
x
)
2
single crystals with =0.2
0.5
&
0.75 by Bridgman technique were discussed in this thesis. The optical transparency of as-grown crystals have been substantially improved by annealing in the presence of AgGa(Se
1-x
S
x
)
2
powder.Measurernent of optical absorption spectrum for mixed crystals indicate that the useful transmission range was extended to shorter wavelength