We demonstrate full-field imaging of terahertz waves induced by a point focused optical pulse in lithium niobate. The group velocities of the optical and THz pulses as well as the Cherenkov radiation angle are directly measured.
© 2011 OSA
Z. Wang, "Ultrafast imaging of terahertz pulse generation by Cherenkov radiation in LiNbO3," in Advanced Photonics, OSA Technical Digest (CD) (Optical Society of America, 2011), paper STuB2.
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