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Composite Polymer Electrolytes Encompassing Metal Organic Frame Works: A New Strategy for All-Solid-State Lithium Batteries

IR@CECRI: CSIR-Central Electrochemical Research Institute, Karaikudi

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Title Composite Polymer Electrolytes Encompassing Metal Organic Frame Works: A New Strategy for All-Solid-State Lithium Batteries
 
Creator Angulakshmi, N.
Senthilkumar, R.
Anbukulandainathan, M.
Manuelstephan, A.
 
Subject Lithium batteries
Electrochemical Power Sources
 
Description Magnesium-benzene tricarboxylate metal organic framework (Mg-BTC MOF)-incorporated composite polymer electrolytes (CPE) composed of poly(ethylene oxide) (PEO) and lithium bistrifluoromethane sulfonylimide (LiTFSI) were prepared by a simple hot-press technique. The incorporation of Mg-BTC MOF in the polymeric matrix has significantly enhanced the ionic conductivity of CPE up to two orders magnitudes even at 0 °C. It also improved the thermal stability, compatibility, and elongation-at-break of the polymeric membrane. The all-solid-state lithium polymer cell composed of Li/ CPE/LiFePO4 has delivered a stable discharge capacity of 110 mAh g−1 at 70 °C with a current rate of 1-C, which is higher than that of those reported earlier. The appealing properties such as high ionic conductivity, better compatibility, and stable cycling qualify this membrane as electrolyte for all-solid-state lithium batteries for elevated temperature applications
 
Publisher American Chemical Society
 
Date 2014
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://cecri.csircentral.net/3082/1/020-2014.pdf
Angulakshmi, N. and Senthilkumar, R. and Anbukulandainathan, M. and Manuelstephan, A. (2014) Composite Polymer Electrolytes Encompassing Metal Organic Frame Works: A New Strategy for All-Solid-State Lithium Batteries. Journal of Physical Chemistry C, 118. pp. 24240-24247. ISSN 1932-7447
 
Relation http://www.pubs.acs.org/JPCC
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