Observation of extremely efficient terahertz generation from mid-infrared two-color laser filaments

oleh: Anastasios D. Koulouklidis, Claudia Gollner, Valentina Shumakova, Vladimir Yu. Fedorov, Audrius Pugžlys, Andrius Baltuška, Stelios Tzortzakis

Format: Article
Diterbitkan: Nature Portfolio 2020-01-01

Deskripsi

Powerful terahertz pulses are generated during the nonlinear propagation of ultrashort laser pulses in gases. Here, the authors demonstrate efficient sub-cycle THz pulse generation by using two-color midinfrared femtosecond laser filaments in ambient air.