JJournal of Water Process Engineering10d agoHN-AD biofilm reactor couples nitrogen removal with rare earth element enrichment under oxygen and carbon-source regulationZhenxu Liu·Bai Gao·Keng Xuan·Haiyang Zhang·Yuanyuan Liu·Wenjie Ma·Dandan Huang·Jiale Zhong·Shiqi Wang·Junzhe WuRead at Journal of Water Process EngineeringTagsWastewater Treatment and Nitrogen RemovalPollution