Nature CommunicationsNet-negative carbon valorization in wastewater treatment via sequential thermochemical-electrochemical couplingXiangyu ZhengMenglan XiaoJianming ZhuXin LiJundong WangPan ZhuMeiping TongZishuai Zhang2026-08-17Full textDOI https://doi.org/10.1038/s41467-026-76941-2