[1] D. J. Cook and R. M. Hochstrasser, Opt. Lett. 25, 1210 (2000).
[2] W. Shi and Y. J. Ding, Appl. Phys. Lett. 83, 848 (2003).
[3] T. Tanabe, K. Suto, J. Nishizawa, T. Kimura and K. Saito, J. Appl. Phys. 93, 4610 (2003).
[4] C. Staus, T. Kuech and L. McCaughan, Opt. Express 16,13296 (2008).
[5] S. T. Tochitsky, C. Sung, S. E. Trubnick, C. Joshi and K. L.Vodopyanov, J. Opt. Soc. Am. B 24, 2509 (2007).
[6] Cao Xiao-long, Yao Jian-quan, Zhu Neng-nian and Xu Degang,Optoelectronics Letters 8, 229 (2012).
[7] K. Miyamoto, S. Ohno, M. Fujiwara, H. Minamide, H. Hashimotoand H. Ito, Opt. Express 17, 14832 (2009).
[8] K. Miyamoto, H. Minamide, M. Fujiwara, H. Hashimoto andH. Ito, Coherent Tunable Monochromatic Terahertz WaveGeneration using N-Benzyl-2-methyl-4-nitroaniline (BNA)Crystal, Proc. of SPIE, 6875 (2008).
[9] K. Kawase, T. Hatanaka, H. Takahashi, K. Nakamura, T.Taniuchi and H. Ito, Opt. Lett. 25, 1714 (2000).
[10] I. Tomita, H. Suzuki, H. Ito, H. Takenouchi, K. Ajito, R. Rungsawang and Y. Ueno, Appl. Phys. Lett. 88, 071118 (2006).
[11] Y. Jiang, Y. J. Ding and I. B. Zotova, Appl. Phys. Lett. 93,241102 (2008).
[12] Z. Wang, Y. Y. Wang, J. Q. Yao and P. Wang, Acta Physica Sinica 59, 3249 (2009). (in Chinese)
[13] A. L. Robinson, Science 184, 1062 (1974).
[14] M. Cronin-Golomb, Opt. Lett. 29, 2046 (2004).
[15] T. Hattori and K. Takeuchi, Opt. Express 15, 8076 (2007).
[16] K. Zhong, J. Q. Yao, D. G. Xu, H. Y. Zhang and P. Wang ,Acta Physica Sinica 60, 034210 (2011). (in Chinese)
[17] K. L. Vodopyanov, Laser & Photon. Rev. 2, 11 (2008).
[18] M. Bahoura, G. S. Herman, N. P. Barnes, C. E. Bonner and P. T. Higgins, Terahertz Wave Source via Difference-Frequency Mixing using Cross-Reststrahlen Band Dispersion Compensation Phase Matching: A Material Study, Proc. of SPIE 3928, 132 (2000).
