Nature CommunicationsDesigning self-adaptative cyclized polyacrylonitrile-polyethyleneimine conjugates enhance uranium extraction from natural seawaterYing WangRuolan ZhaoYachao XuPeng YuShifang YangYue QuRongjuan FengMingyi ZhangYouxing Liu2025-10-20Full textDOI https://doi.org/10.1038/s41467-025-64315-z