Metastable Helium Lidar in Hainan, ChinaRuocan Zhao, Zhenwei Liu, Hang Zhou, Zhaofeng Wang, Jiangtao Li, Yingyu Liu and Xianghui XueEPJ Web Conf., 362 (2026) 04014DOI: https://doi.org/10.1051/epjconf/202636204014