Acoustic terahertz graphene plasmons revealed by photocurrent nanoscopy
Pablo Alonso-González, Alexey Y. Nikitin, Yuanda Gao, Achim Woessner, Mark B. Lundeberg, Alessandro Principi, Nicolò Forcellini, Wenjing Yan, Saül Vélez, Andreas. J. Huber, Kenji Watanabe, Takashi Taniguchi, Félix Casanova, Luis E. Hueso, Marco Polini, James Hone, Frank H. L. Koppens, Rainer Hillenbrand.
