Author:
Wu You,Chen Z.,Ayala C.,Levit M.,Nisim I.,Wu Y.,Mi Z.,Cundiff S. T.,Kira M.,Krüger M.
Abstract
Quantitative theory–experiment analysis demonstrates that ponderomotive detuning reveals a set of excitonic resonances in high harmonics emitted by a 200nm-thick GaN crystal. We show that these dynamical resonances are sensitive to electronic many-body effects.