Fluorine-Doped Antiperovskite Electrolyte for All-Solid-State Lithium-Ion Batteries
Journal Article
·
· Angewandte Chemie (International Edition)
- Univ. of Texas at Austin, Austin, TX (United States)
- Univ. of Texas at Austin, Austin, TX (United States); Hefei Univ. of Technology, Anhui (People's Republic of China)
- Univ. of Nevada, Las Vegas, NV (United States)
- Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
A fluorine-doped antiperovskite Li-ion conducto Li2(OH)X (X=Cl, Br) is shown to be a promising candidat for a solid electrolyte in an all-solid-state Li-ion rechargeabl battery. Substitution of F¯ for OH¯ transforms orthorhombi Li2OHCl to a room-temperature cubic phase, which show electrochemical stability to 9 V versus Li+/Li and two orders o magnitude higher Li-ion conductivity than that of orthorhombi Li2OHCl. As a result, an all-solid-state Li/LiFePO4 with F-dope Li2OHCl as the solid electrolyte showed good cyclability an a high coulombic efficiency over 40 charge/discharge cycles
- Research Organization:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States); Univ. of Nevada, Las Vegas, NV (United States)
- Sponsoring Organization:
- USDOE Advanced Research Projects Agency - Energy (ARPA-E)
- Grant/Contract Number:
- AC52-06NA25396; NA0001982
- OSTI ID:
- 1414136
- Alternate ID(s):
- OSTI ID: 1332392; OSTI ID: 1400457
- Report Number(s):
- LA-UR-17-20628
- Journal Information:
- Angewandte Chemie (International Edition), Vol. 55, Issue 34; ISSN 1433-7851
- Publisher:
- WileyCopyright Statement
- Country of Publication:
- United States
- Language:
- English
Cited by: 175 works
Citation information provided by
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