We performed a systematic study of THz wave generation from laser-induced air plasma with individual controls of the Ω and 2Ω beams. Our experimental result confirms that the four-wave-mixing is the major mechanism.
© 2006 Optical Society of America
X. Xie, J. Dai, and X. Zhang, "Experimental Evidence of Four-Wave-Mixing in THz Wave Generation in Laser Induced Air Plasma," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CTuF2.
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