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Improving the initial coulombic efficiency of lithium-ion batteries is a complex and important topic, which is directly related to the energy utilization and overall performance of the battery. The following is an in-depth analysis of the factors affecting the first coulombic efficiency of lithium-ion batteries from multiple perspectives, and proposes corresponding solutions. 1.Factors affecting t...
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As a key equipment in battery production, the calibration accuracy of the coating head of the lithium battery coating machine directly affects the coating quality, and thus affects the performance and life of the battery. This article will analyze the calibration method of the lithium battery coating machine die head in detail from three levels: basic calibration, positioning calibration, and fine...
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Recently, Professor Zhang Qiang's team from the Department of Chemical Engineering at Tsinghua University published the research results on the bulk/surface interface structure design of lithium-rich manganese-based cathode materials for all-solid-state metal lithium batteries. They proposed an in-situ bulk/surface interface structure regulation strategy, constructed a fast and stable Li+/e−pathwa...
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