Scheme of the Experimental Pump-Probe Setup (image) ETH Zurich Department of Physics Share Print E-Mail Caption (A) An intense few-cycle infrared (IR) laser pulse is combined with a single attosecond probe pulse with a spectrum in the extreme-ultraviolet (XUV) energy regime. (B) & (C) Illustration of IR-induced inter- and intra-band transitions. Credit Adapted from Schlaepfer et al., Nature Physics doi:10.1038/s41567-018-0069-0 (2018). Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.