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Improved Low Temperature Performance of SupercapacitorsLow temperature double-layer capacitor operation enabled by: - Base acetonitrile / TEATFB salt formulation - Addition of low melting point formates, esters and cyclic ethers center dot Key electrolyte design factors: - Volume of co-solvent - Concentration of salt center dot Capacity increased through higher capacity electrodes: - Zeolite templated carbons - Asymmetric cell designs center dot Continuing efforts - Improve asymmetric cell performance at low temperature - Cycle life testing Motivation center dot Benchmark performance of commercial cells center dot Approaches for designing low temperature systems - Symmetric cells (activated carbon electrodes) - Symmetric cells (zeolite templated carbon electrodes) - Asymmetric cells (lithium titanate/activated carbon electrodes) center dot Experimental results center dot Summary
Document ID
20150008179
Acquisition Source
Jet Propulsion Laboratory
Document Type
Presentation
External Source(s)
Authors
Brandon, Erik J.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
West, William C.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Smart, Marshall C.
(Jet Propulsion Lab., California Inst. of Tech. Pasadena, CA, United States)
Gnanaraj, Joe
(Yardney Technical Products East Greenwich, RI)
Date Acquired
May 15, 2015
Publication Date
October 28, 2013
Subject Category
Energy Production And Conversion
Inorganic, Organic And Physical Chemistry
Meeting Information
Meeting: ECS Meeting
Location: San Francisco, CA
Country: United States
Start Date: October 27, 2013
End Date: November 1, 2013
Sponsors: Electrochemical Society, Inc.
Distribution Limits
Public
Copyright
Other
Keywords
benchmark
asymmetric cells
symmetric cells

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