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ANU’s Thermodiffusive Desalination (TDD) Is The World’s First Liquid-Only Method Using Mild (30–70°C) And Uneven Heat Gradients To Treat Brines—No Evaporation, Pressure, Membranes, Or Chemicals Needed. With A Liquid Burgers Cascade, It Boosts Efficiency By 40×, Enables Lithium Recovery, And Delivers Scalable, Eco-Friendly Desalination.

World’s first sun-powered thermal desalination tech extracts lithium

https://interestingengineering.com/energy/solar-desalination-tech-extracts-lithium

A new thermodiffusive method boosts lithium extraction from brine, increasing output 40-fold while cutting energy use and corrosion.