CN110779945A - 一种锂电池电极质量的评价方法 - Google Patents
一种锂电池电极质量的评价方法 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114414606A (zh) * | 2021-12-21 | 2022-04-29 | 天津力神电池股份有限公司 | 一种新能源电池用极片导电网络结构的表征方法及应用 |
CN116609367A (zh) * | 2023-07-19 | 2023-08-18 | 天津力神电池股份有限公司 | 目标硅负极材料的遴选方法及应用 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102768220A (zh) * | 2012-06-29 | 2012-11-07 | 彩虹集团电子股份有限公司 | 锰酸锂涂布特性的评判方法 |
CN103134751A (zh) * | 2011-12-02 | 2013-06-05 | 江苏省沙钢钢铁研究院有限公司 | 金属腐蚀检测与评定的方法 |
JP2013224927A (ja) * | 2012-03-23 | 2013-10-31 | Sumika Chemical Analysis Service Ltd | 観察試料、観察試料の作製方法、及び観察方法 |
CN103811701A (zh) * | 2014-01-26 | 2014-05-21 | 中国电器科学研究院有限公司 | 锂离子电池隔膜的材料一致性快速评价方法 |
CN103926265A (zh) * | 2014-04-01 | 2014-07-16 | 广西师范大学 | 一种原位同步观测和分析锂离子电池电极反应的方法 |
CN203932198U (zh) * | 2014-05-30 | 2014-11-05 | 比亚迪股份有限公司 | 一种锂离子电池电极片及锂离子电池 |
CN105633349A (zh) * | 2014-11-06 | 2016-06-01 | 东莞新能源科技有限公司 | 锂离子电池负极片及其制备方法以及锂离子电池 |
JP2018128307A (ja) * | 2017-02-07 | 2018-08-16 | 日本電子株式会社 | 観察方法および試料作製方法 |
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- 2019-10-11 CN CN201910962875.2A patent/CN110779945A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103134751A (zh) * | 2011-12-02 | 2013-06-05 | 江苏省沙钢钢铁研究院有限公司 | 金属腐蚀检测与评定的方法 |
JP2013224927A (ja) * | 2012-03-23 | 2013-10-31 | Sumika Chemical Analysis Service Ltd | 観察試料、観察試料の作製方法、及び観察方法 |
CN102768220A (zh) * | 2012-06-29 | 2012-11-07 | 彩虹集团电子股份有限公司 | 锰酸锂涂布特性的评判方法 |
CN103811701A (zh) * | 2014-01-26 | 2014-05-21 | 中国电器科学研究院有限公司 | 锂离子电池隔膜的材料一致性快速评价方法 |
CN103926265A (zh) * | 2014-04-01 | 2014-07-16 | 广西师范大学 | 一种原位同步观测和分析锂离子电池电极反应的方法 |
CN203932198U (zh) * | 2014-05-30 | 2014-11-05 | 比亚迪股份有限公司 | 一种锂离子电池电极片及锂离子电池 |
CN105633349A (zh) * | 2014-11-06 | 2016-06-01 | 东莞新能源科技有限公司 | 锂离子电池负极片及其制备方法以及锂离子电池 |
JP2018128307A (ja) * | 2017-02-07 | 2018-08-16 | 日本電子株式会社 | 観察方法および試料作製方法 |
Non-Patent Citations (2)
Title |
---|
陈厦平等: "4H-SiC表面热氧化生长SiO_x薄膜特性的研究", 《量子电子学报》 * |
陈晗等: "碳芯结构LiFePO_4/C复合材料的表征及电化学性能", 《无机材料学报》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114414606A (zh) * | 2021-12-21 | 2022-04-29 | 天津力神电池股份有限公司 | 一种新能源电池用极片导电网络结构的表征方法及应用 |
CN114414606B (zh) * | 2021-12-21 | 2024-05-14 | 天津力神电池股份有限公司 | 一种新能源电池用极片导电网络结构的表征方法及应用 |
CN116609367A (zh) * | 2023-07-19 | 2023-08-18 | 天津力神电池股份有限公司 | 目标硅负极材料的遴选方法及应用 |
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