Some believe that the useful length of THz DFG in a highly absorptive material is the absorption length of the THz wave. We show in theory and experiment it is not the case.
© 2010 The Optical Society
Y. Huang, Y. Lin, C. Lee, Y. Lin, T. Wang, and F. Lin, "Length Dependence of Forward and Backward THz DFG in a Strongly Absorptive Material," in Advanced Photonics & Renewable Energy, OSA Technical Digest (CD) (Optical Society of America, 2010), paper NME48.
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