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Structured Spiropyran Chelators for Rare Earth Element Separation Using Light (Case No. 2026-047)

Summary: UCLA researchers in the Department of Chemical & Biomolecular Engineering have developed structured spyropyran chelators that utilize light to selectively separate rare earth elements, offering an efficient approach to element recovery. Background: Rare earth elements (REEs) are essential materials that power modern technologies, from...

Published: 11/25/2025 | Inventor(s): Aaron Moment, Andrew Grorud, Ah-Hyung Alissa Park

Keywords(s): advanced materials processing, efficient separation, light-controlled chelation, metal deposition, metal nanocomposites, Metal process monitoring, Metalation, Metallurgy, Metal-Organic Framework, Metals, nanobody, Nanocomposites, Nanocrystal, Nanoelectronics, Nanotechnology, phase-transfer chelation, rare earth element separation, reversible ligand, selective metal binding, spiropyran-based chelator, stimuli-responsive ligand, structured ligand, sustainable rare earth recovery, targeted extraction

Category(s): Materials, Materials > Metals, Materials > Functional Materials, Materials > Nanotechnology