"THz-Pump UED-Probe on a Topological Weyl Semimetal"

Edbert J. Sie: Clara M. Nyby, C. D. Pemmaraju, Su Ji Park, Xiaozhe Shen, Jie Yang, Matthias C. Hoffmann, B. K. Ofori-Okai, Renkai Li, Alexander H. Reid, Stephen Weathersby, Ehren Mannebach, Nathan Finney, Daniel Rhodes, Daniel Chenet, Abhinandan Antony, Luis Balicas, James Hone, Thomas P. Devereaux, Tony F. Heinz, Xijie Wang, and Aaron M. Lindenberg; Optical Society of America, 05/05/19.

Additional Authors: Clara M. Nyby, C. D. Pemmaraju, Su Ji Park, Xiaozhe Shen, Jie Yang, Matthias C. Hoffmann, B. K. Ofori-Okai, Renkai Li, Alexander H. Reid, Stephen Weathersby, Ehren Mannebach, Nathan Finney, Daniel Rhodes, Daniel Chenet, Abhinandan Antony, Luis Balicas, James Hone, Thomas P. Devereaux, Tony F. Heinz, Xijie Wang, and Aaron M. Lindenberg

Abstract:

We used THz pulses to drive a topological transition in a Weyl semimetal WTe2 via interlayer shear motion, as crystallographically measured using ultrafast electron diffraction (Sie et al, Nature (2018), in press).