Nature CommunicationsComplete defluorination of PFASs via photocatalytic reduction in waterMeiChi ChongQixin ZhouJingyi XuZhaohui WuEnwei ZhuWenlu LiLing ZhangYan GuoYongfa Zhu2026-02-23Full textDOI https://doi.org/10.1038/s41467-026-69933-9