Internal Nanostructure Diagnosis with Hyperbolic Phonon Polaritons in Hexagonal Boron Nitride
Siyuan Dai, Mykhailo Tymchenko, Zai-Quan Xu, Toan Trong Tran, Yafang Yang, Qiong Ma, Kenji Watanabe, Takashi Taniguchi, Pablo Jarillo-Herrero, Igor Aharonovich, D. N. Basov, Tiger H. Tao, Andrea Alù.