Daisy J. Ludlow,Claire Rader,Natalie K. Green,Jeremy A. Johnson
标识
DOI:10.1364/fio.2022.jtu4b.23
摘要
Nonlinear optical processes with THz frequency light have rarely been measured and characterized. Using 2D THz spectroscopy, we clearly observe THz-optical rectification and THz- second harmonic generation in a variety of materials.