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Caltech

Inorganic-Electrochemistry Seminar-CANCELLED

Monday, December 1, 2014
4:00pm to 5:00pm
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Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Redox-, Coordination- and Photo-Chemistry in the f-Block: New Approaches to Improve the Sustainability of the Rare Earth Element Supply Chain
Eric J. Schelter, Assistant Professor, Chemistry, University of Pennsylvania,

 

Abstract:  The key chemical characteristic of cerium is its ability to cycle between trivalent and tetravalent redox states, a unique property amongst the rare earths that is exploited broadly in materials- and synthetic chemistry. In the coordination chemistry of cerium, work from our group has recently shown the sensitivity of the cerium(IV/III) redox couple on the type of crystal field present at the cation. We have also demonstrated the coordination chemistry of nitroxides provides a unique platform for studying electronic structure and new methods for accomplishing elemental separations for pairs of rare earth elements. Results on the development of a new family of rare earth photosensitizers will also be discussed.

For more information, please contact Patricia Anderson by phone at 626-395-6022 or by email at [email protected].