NatureLong-range hyperbolic polaritons on a non-hyperbolic crystal surfaceLu LiuLanglang XiongChongwu WangYihua BaiWeiliang MaYupeng WangPeining LiGuogang LiQi Jie WangFrancisco J. Garcia-VidalZhigao DaiGuangwei Hu2025-07-16Full textDOI https://doi.org/10.1038/s41586-025-09288-1