差周波発生によるテラヘルツ波(THz波)発生で用いられている代表的な結晶と諸特性を示す。

結晶 発生波長域
[THz]
位相整合 励起波長
[nm]
非線形光学定数
[pm/V]
DAST [1] 1.5-37 Type 0
コリニア
1300-1900 d11=230
BNA [2] 1-15 Type 0
コリニア
700-1100 d33=234
GaSe [3] 0.18-5.27 Type Ⅱ
コリニア
d22=54
GaP [4] 0.3-7.5 ノンコリニア 1210-1250 d14=147-220
OH1 [5] 0.5-10 Type 0
コリニア
1208-1544 d33=120

References and Links

  • [1] H. Ito, et al. “Random Frequency Accessible Broad Tunable Terahertz-Wave Source Using Phase-Matched 4-Dimethylamino-N-methy-4-stilbazolium Tosylate Crystal”. Japanese Journal of Applied Physics. 46(11), 2007, 7321-7324
  • [2] K. Miyamoto, et al. “Optimized terahertz-wave generation using BNA-DFG”. OPTICS EXPRESS. 17(17), 2009, 14832-14838
  • [3] Yujie J. Ding, et al. “Efficient tunable, and coherent 0.18-5.27-THz source based on GaSe crystal”. OPTICS LETTERS. 27(16), 2002, 1454-1456
  • [4] J. Nishizawa, et al “FREQUENCY-TUNABLE TERAHERTZ-WAVE GENERATION FROM GaP USING Cr:FORSTERITE LASERS”. International Journal of Infrared and Millimeter Waves. 27(6), 2006, 779-789
  • [5] H. Uchida, et al. “Generation of Widely Tunable Terahertz Waves by
    Difference-Frequency Generation Using a Configurationally Locked Polyene 2-[3-(4-Hydroxystyryl)-5,5-Dimethylcyclohex-2-Enylidene] Malononitrile Crystal”. Terahertz Science and Technology. 4(3), 2011, 1941-7411

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