[1] [1] L. T. Cheng, L. K. Cheng, R. L. Harlow et al.. Blue light generation using bulk single crystals of niobium-doped KTiOPO4. Appl. Phys. Lett., 1994, 64(2):155～157

[3] [3] H. Y. Shen, D. Y. Zhang, W. Liu et al.. Measurement of refractive indices and thermal refractive index coefficients of 7.5 mol-% Nb:KTiOPO4 crystal. Appl. Opt., 1999, 38(6):987～990

[4] [4] N. P. Barnes, M. S. Piltch. Temperature-dependent Sellmeier coefficient and coherent length for cadmium telluride. J. Opt. Soc. Am., 1977, 67(5):628