465 citations · 1.7k across the 16 of their papers we have counts for
16 papers
Recovering lossless propagation of polaritons with synthesized complex frequency excitation
Fuxin Guan, Xiangdong Guo, Shu Zhang +8
Surface plasmon polaritons and phonon polaritons offer a means of surpassing the diffraction limit of conventional optics and facilitate efficient energy storage, local field enhan…
Synthesized complex-frequency excitation for ultrasensitive molecular sensing
Kebo Zeng, Chenchen Wu, Xiangdong Guo +7
Detecting trace molecules remains a significant challenge. Surface-enhanced infrared absorption (SEIRA) based on plasmonic nanostructures, particularly graphene, has emerged as a p…
Electron-infrared phonon coupling in ABC trilayer graphene
Xiaozhou Zan, Xiangdong Guo, Aolin Deng +18
Stacking order plays a crucial role in determining the crystal symmetry and has significant impacts on electronic, optical, magnetic, and topological properties. Electron-phonon co…
Gate-tunable negative refraction of mid-infrared polaritons
Hai Hu, Na Chen, Hanchao Teng +11
Negative refraction provides an attractive platform to manipulate mid-infrared and terahertz radiation for molecular sensing and thermal radiation applications. However, its implem…
Doping-driven topological polaritons in graphene/α-MoO3 heterostructures
Hai Hu, Na Chen, Hanchao Teng +15
Controlling the charge carrier density provides an efficient way to trigger phase transitions and modulate the optoelectronic properties in natural materials. This approach could b…
Approaching the Purcell factor limit with whispering-gallery hyperbolic phonon polaritons in hBN nanotubes
Xiangdong Guo, Ning Li, Xiaoxia Yang +9
Enhanced light-matter interaction at the nanoscale is pivotal in the foundation of nonlinear optics, quantum optics, and nanophotonics, which are essential for a vast range of appl…