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公开(公告)号:US07626756B2
公开(公告)日:2009-12-01
申请号:US12096524
申请日:2007-01-26
CPC分类号: G02F1/39 , G02F1/3501 , G02F2203/13
摘要: A coating between a nonlinear crystal and a silicon prism coupler, prevents transmission of radiation scattered within the crystal by filtering out frequencies outside the silicon bandgap to avoid free carrier absorption, but transmits THz frequencies that correspond to the bandgap.
摘要翻译: 非线性晶体和硅棱镜耦合器之间的涂层通过滤除硅带隙外的频率来防止透射散射在晶体内的辐射,以避免自由载流子吸收,而是传输与带隙相对应的THz频率。
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公开(公告)号:US07768695B2
公开(公告)日:2010-08-03
申请号:US12160296
申请日:2007-01-26
IPC分类号: G02F1/39
CPC分类号: G02F1/39 , G02F2203/13 , H01S3/08086 , H01S3/082 , H01S3/09415 , H01S3/1083
摘要: A parametric device having a non-linear material (4) for generating an idler wave and a signal wave (16) in response to a pump wave (14), the pump, idler and signal waves being non-collinear, the device having a cavity (10, 11) resonant at the pump wavelength and means for varying the angle between the propagation directions of the pump and idler waves.
摘要翻译: 一种具有用于产生惰轮的非线性材料(4)和响应于泵浦波(14)的信号波(16)的参数装置,所述泵,惰轮和信号波是非共线的,所述装置具有 在泵浦波长处共振的腔(10,11)和用于改变泵的传播方向与惰轮之间的角度的装置。
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