Author(s): Matthew L. Freeman, P. T. Madathil, L. N. Pfeiffer, K. W. Baldwin, Y. J. Chung, R. Winkler, M. Shayegan, and L. W. Engel
The radio frequency response of the Wigner crystal at low filling factors reveals the details of the pinning mode resonance and shows how this mode is affected by disorder, and which disorder is driving the frequency dependence.
[Phys. Rev. Lett. 132, 176301] Published Mon Apr 22, 2024