Entries for Geothermal Lithium Extraction Prize

Hybrid osmotic-electrokinetic membrane extraction of lithium from hypersaline brines.

Selective bipolar electrodialysis can enable direct production of LiOH using cation-selective cation exchange membranes.

Ellexco offers a chemical-free, electricity-driven innovation to directly convert geothermal brine to lithium hydroxide.

Concentration countered electrodialysis for highly selective and energy-efficient extraction of lithium

TechDesal seeks to improve geothermal brine processing to reduce the production costs of lithium carbonate to less than $4000/MT Li

LiRIX recovers Lithium Hydroxide Monohydrate crystals from geothermal brine using site-generated chemicals and without any water input.

A Lithium Ion Selective Membrane Coupled to an Electrolysis Cell to Concentrate Lithium from Salton Sea Brines and Produce LiOH in One Step

Rapid brine concentration for domestic production of lithium Environmentally benign extraction, clean water production, thermally-driven

We propose to test surface modified off-the-shelf membrane substrates to directly extract lithium from Salton Sea geothermal brine.

TELEPORT: Targeted Extraction of Lithium with Electroactive Particles fOr Recovery Technology uses solids to extract lithium from brine

Xerion’s monolithic, dense and highly conductive LiCoO2 enables a Li-selective redox membrane based on battery operation principles.

A voltage selectively moves Li across a ceramic membrane. Inputs: water & electricity. Products: concentrated LiOH solution, H2 & Cl2 gases.

Team Miami Solution is poised to develop and commercialize an innovative efficient and cost-effective electrochemical extraction technology

E-LIST harnesses ion-sieve materials for lithium capture and electrochemical conversion for energy efficient lithium hydroxide production.