Lithium-manganese oxide batteries are known for their long-term storage capabilities, characterized by low impedance and high discharge capacity. This study aims to enhance these properties by optimizing key battery components. XRD analysis of MnO2 (MD) powder, heat-treated at 400 degrees C for 5 hours, revealed improved discharge capacity. In addition, hot-pressed polypropylene nonwoven separators with electrolyte absorption exceeding 67 mg successfully reduced after-discharge impedance with minimal capacity loss (0.96%-1.26%). Last, the use of electrolyte additives led to a significant reduction in impedance for commercial electrolytes X and Y, contributing to overall battery performance improvement.
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Lensch-Franzen C., 2020, MTZ Worldw, V81, P68, DOI [10.1007/s38313-020-0292-9, DOI 10.1007/S38313-020-0292-9]
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Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
Lin, Dingchang
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Zhuo, Denys
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Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
Zhuo, Denys
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Liu, Yayuan
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Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
Liu, Yayuan
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Cui, Yi
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Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
SLAC Natl Accelerator Lab, Stanford Inst Mat & Energy Sci, 2575 Sand Hill Rd, Menlo Pk, CA 94025 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
机构:
Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
Lin, Dingchang
;
Zhuo, Denys
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Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
Zhuo, Denys
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Liu, Yayuan
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Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
Liu, Yayuan
;
Cui, Yi
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Stanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA
SLAC Natl Accelerator Lab, Stanford Inst Mat & Energy Sci, 2575 Sand Hill Rd, Menlo Pk, CA 94025 USAStanford Univ, Dept Mat Sci & Engn, Stanford, CA 94305 USA