CPC H01M 12/08 (2013.01) [H01M 4/381 (2013.01); H01M 4/8605 (2013.01); H01M 4/8673 (2013.01); H01M 4/9016 (2013.01); H01M 10/0564 (2013.01); H01M 10/0568 (2013.01); H01M 12/02 (2013.01); H01M 2004/027 (2013.01); H01M 4/483 (2013.01); H01M 4/5815 (2013.01); H01M 4/582 (2013.01); H01M 4/583 (2013.01); H01M 2004/8689 (2013.01); H01M 2300/0025 (2013.01); H01M 2300/0037 (2013.01)] | 14 Claims |
1. A battery comprising
a cathode;
an anode comprising potassium metal; and
a first non-aqueous electrolyte comprising bis(trifluoromethanesulfonyl)imide (KTFSI) and a first solvent, wherein the KTFSI is at a concentration in the first non-aqueous electrolyte of about 0.3 M to about 1.0 M;
wherein
the potassium metal is provided by electrodeposition of potassium ions in a second non-aqueous electrolyte comprising potassium bis(fluorosulfonyl)imide (KFSI) and a second solvent comprising dimethoxyethane.
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