Mid-infrared analogue polaritonic reversed Cherenkov radiation in natural anisotropic crystals

Abstract Cherenkov radiation (CR) excited by fast charges can serve as on-chip light sources with a nanoscale footprint and broad frequency range. The reversed CR, which usually occurs in media with the negative refractive index or negative group-velocity dispersion, is highly desired because it can...

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Bibliographic Details
Main Authors: Xiangdong Guo, Chenchen Wu, Shu Zhang, Debo Hu, Shunping Zhang, Qiao Jiang, Xiaokang Dai, Yu Duan, Xiaoxia Yang, Zhipei Sun, Shuang Zhang, Hongxing Xu, Qing Dai
Format: Article
Language:English
Published: Nature Portfolio 2023-05-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-023-37923-w