Waveform control of high-harmonic generation in solids

Yong Sing You, SLAC National Accelerator Laboratory
Mengxi Wu, Louisiana State University
Yanchun Yin, University of Central Florida
Andrew Chew, University of Central Florida
Xiaoming Ren, University of Central Florida
Shima Gholam-Mirzaei, University of Central Florida
Dana A. Browne, Louisiana State University
Michael Chini, University of Central Florida
Zenghu Chang, University of Central Florida
Kenneth J. Schafer, Louisiana State University
Mette B. Gaarde, Louisiana State University
Shambhu Ghimire, SLAC National Accelerator Laboratory

Abstract

We report a strong carrier-envelope-phase dependence of high-harmonics in bulk solids subjected to strong few-cycle laser fields. We discover that harmonics are delayed with respect to each other at the sub-cycle level, yielding an atto-chirp.