Suppression of Phase Separation in LiFePO 4 Nanoparticles During Battery Discharge

Using a novel electrochemical phase-field model, we question the common belief that LiXFePO₄ nanoparticles always separate into Li-rich and Li-poor phases during battery discharge. For small currents, spinodal decomposition or nucleation leads to moving phase boundaries. Above a critical current den...

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Bibliographic Details
Main Authors: Bai, Peng, Cogswell, Daniel A.
Other Authors: Massachusetts Institute of Technology. Department of Chemical Engineering
Format: Article
Language:en_US
Published: American Chemical Society 2013
Online Access:http://hdl.handle.net/1721.1/77987