Membrane-free
Two-stage electrochemical extraction of Li⁺ without an ion-exchange membrane; the Pt electrode is isolated from brine to prevent cation contamination, selectively extracting Li⁺ from brines with ultra-high Mg²⁺/Li⁺ ratios.
Qian, Zhang · Xinwen, Li · Kang, Chen · Ying, Hu · Liu, Rongmei · Qian, Guixiang · Tian, Zhongliang · Chao, Yang
Electrochimica Acta 2025