Author:
Rey Sergio I.,Cross Martin J.,Welsch Malte L.,Zhou Binbin,Jepsen Peter U.,Kelleher Edmund J. R.
Abstract
Using ultrafast double-pulse spectroscopy, we demonstrate coherent control of the 2.39 THz optical phonon mode in bulk WTe2. By adjusting the delay between successive pump pulses, we reduce the phonon amplitude by a factor of two.