{"id":226325,"date":"2021-08-21T06:30:17","date_gmt":"2021-08-20T22:30:17","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=226325"},"modified":"2021-08-20T15:22:36","modified_gmt":"2021-08-20T07:22:36","slug":"%e4%b8%ad%e7%a7%91%e9%99%a2%e7%85%a4%e5%8c%96%e6%89%80%e9%99%88%e6%88%90%e7%8c%9b%e5%9b%a2%e9%98%9facs-ami%ef%bc%9alidfbop%e6%8f%90%e5%8d%87%e4%bd%8e%e6%b8%a9%e6%80%a7%e8%83%bd%e6%9c%ba%e7%90%86","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=226325","title":{"rendered":"\u4e2d\u79d1\u9662\u7164\u5316\u6240\u9648\u6210\u731b\u56e2\u961fACS AMI\uff1aLiDFBOP\u63d0\u5347\u4f4e\u6e29\u6027\u80fd\u673a\u7406\u7684\u65b0\u89c1\u89e3\uff1a\u901a\u8fc7\u5408\u7406\u8bbe\u8ba1\u77f3\u58a8\u8d1f\u6781-\u7535\u89e3\u6db2\u754c\u9762"},"content":{"rendered":"

1.\u5f15\u8a00<\/strong><\/p>\n

\u9502\u79bb\u5b50\u7535\u6c60\u5177\u6709\u80fd\u91cf\u5bc6\u5ea6\u9ad8\u3001\u5faa\u73af\u5bff\u547d\u957f\u3001\u65e0\u8bb0\u5fc6\u6548\u5e94\u7b49\u4f18\u70b9\uff0c\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u7136\u800c\uff0c\u5f53\u6e29\u5ea6\u4f4e\u4e8e0\u2103\u65f6\uff0c\u9502\u79bb\u5b50\u7535\u6c60\u7684\u80fd\u91cf\u548c\u529f\u7387\u5bc6\u5ea6\u635f\u5931\u4e25\u91cd\uff0c\u9650\u5236\u4e86\u5176\u5728\u6781\u5730\u548c\u4e9a\u6781\u5730\u4fbf\u643a\u5f0f\u7535\u5b50\u4ea7\u54c1\u548c\u7535\u52a8\u6c7d\u8f66\u4e0a\u7684\u5e94\u7528\u3002\u4f4e\u6e29\u9650\u5236\u9502\u79bb\u5b50\u7535\u6c60\u6027\u80fd\u7684\u539f\u56e0\u53ef\u4ee5\u6982\u62ec\u4e3a\u56db\u4e2a\u65b9\u9762:(a)\u9ad8\u963b\u6297\u7684SEI\u548cCEI\u819c\uff0c(b)\u9ad8\u7684\u7535\u89e3\u6db2\u7c98\u5ea6\u548c\u4f4e\u7684Li+<\/sup>\u7535\u5bfc\u7387,(c)\u00a0Li+<\/sup>\u5728\u77f3\u58a8\u8d1f\u6781\u548c\u6b63\u6781\u6750\u6599\uff08\u5982LiCoO2<\/sub>\uff09\u4f4e\u7684\u56fa\u4f53\u6269\u6563\u7387\uff0c(d)\u9ad8\u500d\u7387\u4e0b\u77f3\u58a8\u8868\u9762\u7684\u9502\u7535\u9540(\u5927\u4e8eC\/5)\u3002\u4eba\u4eec\u666e\u904d\u8ba4\u4e3a\u4f4e\u6e29\u5145\u7535\u7684\u5c40\u9650\u6027\u5f52\u56e0\u4e8e\u8d1f\u6781\u6750\u6599\u77f3\u58a8\u800c\u4e0d\u662f\u6b63\u6781\u6750\u6599\u3002\u4f4e\u6e29\u4e0bLi+<\/sup>\u5728SEI\u4e2d\u6269\u6563\u7f13\u6162\u4ee5\u53ca\u7535\u8377\u8f6c\u79fb\u7f13\u6162\uff0c\u56e0\u6b64\u7535\u89e3\u6db2-\u77f3\u58a8\u754c\u9762\u662f\u5176\u4e2d\u4e00\u4e2a\u91cd\u8981\u7684\u5f71\u54cd\u56e0\u7d20\u3002<\/p>\n

2.\u6210\u679c\u7b80\u4ecb<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u4e2d\u56fd\u79d1\u5b66\u9662\u5c71\u897f\u7164\u70ad\u5316\u5b66\u7814\u7a76\u6240<\/b><\/strong>\u82cf\u65b9\u8fdc\u526f<\/b><\/strong>\u7814\u7a76\u5458\u4e0e\u9648\u6210\u731b\u7814\u7a76\u5458\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u7b49\u4eba\u62a5\u9053\u4e86\u4ee5\u53cc\u8349\u9178\u4e8c\u6c1f\u78f7\u9178\u9502(LiDFBOP)\u4e3a\u7535\u89e3\u6db2\u6dfb\u52a0\u5242\uff0c\u5728\u77f3\u58a8\u8d1f\u6781\u8868\u9762\u6784\u5efa\u4e86\u4f4e\u963b\u6297\u7684\u5bcc\u542bLiF\u7684SEI\u819c,\u5b9e\u73b0\u4e86\u9502\u79bb\u5b50\u7535\u6c60\u4f4e\u6e29\u6027\u80fd\u7684\u63d0\u9ad8\u3002\u8be5\u6dfb\u52a0\u5242\u53ef\u6291\u5236\u7535\u89e3\u6db2\u7684\u5206\u89e3\uff0c\u5f62\u6210\u542b\u6709\u8f83\u591aLiF\u7684SEI\u8584\u819c\u3002LiF\u5177\u6709\u8f83\u9ad8\u7684\u6768\u6c0f\u6a21\u91cf\uff0c\u4f7fSEI\u819c\u81f4\u5bc6\u800c\u7a33\u5b9a\u3002\u540c\u65f6\u5f62\u6210\u66f4\u591a\u7684LiF\/Li2<\/sub>CO3<\/sub>\u754c\u9762\uff0c\u63d0\u9ad8\u4e86\u79bb\u5b50\u7535\u5bfc\u7387\u3002\u5f97\u76ca\u4e8eSEI\u819c\u7684\u7ec4\u6210\u548c\u7ed3\u6784\uff0c\u77f3\u58a8\/\u9502\u7535\u6c60\u5177\u6709\u826f\u597d\u7684\u5faa\u73af\u7a33\u5b9a\u6027(1C\u5faa\u73af200\u6b21\u65f6\u521d\u59cb\u5bb9\u91cf\u4fdd\u6301\u7387\u7ea6\u4e3a85.5%)\u548c\u4f18\u5f02\u7684\u4f4e\u6e29\u6027\u80fd(\u5728-20\u2103\u65f6\uff0c\u7ea6\u4e3a\u4e0d\u542bLiDFBOP\u6dfb\u52a0\u5242\u7535\u89e3\u6db2\u5bb9\u91cf\u7684\u4e24\u500d)\u3002\u672c\u5de5\u4f5c\u4e3a\u5f00\u53d1\u4e00\u79cd\u529f\u80fd\u7535\u89e3\u6db2\u63d0\u4f9b\u4e86\u4e00\u79cd\u6709\u6548\u7684\u7b56\u7565\uff0c\u4ee5\u6ee1\u8db3LIBs\u7684\u4f4e\u6e29\u6027\u80fd\u63d0\u9ad8\u7684\u8981\u6c42\u3002\u4f5c\u8005\u8fd8\u901a\u8fc7\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba(DFT)\u8ba1\u7b97\uff0c\u8fdb\u4e00\u6b65\u63a8\u5bfc\u4e86LiDFBOP\u7684\u5206\u89e3\u673a\u7406\u3002<\/p>\n

\u6210\u679c\u4ee5\u9898\u4e3a\u201cNew insights into the Mechanism of LiDFBOP for\u00a0Improving the Low-Temperature Performance via the Rational\u00a0Design of an Interphase on a Graphite Anode\u201d \u5728ACS Applied Materials &\u00a0Interfaces\u671f\u520a\u53d1\u8868\uff0c\u6587\u7ae0\u7b2c\u4e00\u4f5c\u8005\u4e3a\u4e2d\u56fd\u79d1\u5b66\u9662\u5c71\u897f\u7164\u70ad\u5316\u5b66\u7814\u7a76\u6240\u7814\u7a76\u751f\u5b8b\u6b4c\u3002<\/p>\n

3.\u56fe\u6587\u5bfc\u8bfb<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe1 (a)\u77f3\u58a8\/\u9502\u5728\u4e0d\u540cLiDFBOP\u542b\u91cf(0,0.5,1.0,1.5,2.0 wt. %)\u7535\u89e3\u6db2\u4e2d\u7684\u9996\u6b21CV\u66f2\u7ebf\u548c(b)\u9996\u6b21\u5145\u653e\u7535\u66f2\u7ebf\u30020.1C\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5faa\u73af3\u6b21\u540e\u4e0d\u540c\u7535\u89e3\u6db2\u4e2d\u77f3\u58a8\u8868\u9762\u7684TEM\u56fe\uff1a\u539f\u59cb\u77f3\u58a8\uff08c\uff09\uff1bBE(d)\u3001BE0.5(e)\u3001BE1.0(f)\u3001BE1.5(g)\u548cBE2.0(h)\u3002<\/p>\n

\"\"<\/p>\n

\u56fe2 0.1C\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5faa\u73af3\u6b21\u540e\u4e0d\u540cLiDFBOP\u542b\u91cf\u7535\u89e3\u6db2\u4e2d\u77f3\u58a8\u8868\u9762\u7684XPS\u8c31\u56fe\uff1a(a)C1s\uff0c(b)F1s\u548c(c)P2p\u3002(d)\u77f3\u58a8\u8868\u9762XPS C 1s\u548cF 1s\u8c31\u7684\u7ed3\u679c\u6c47\u603b\u3002<\/p>\n

\"\"<\/p>\n

\u56fe3 LiDFBOP\u7684\u5206\u89e3\u673a\u7406\u53ca\u53ef\u80fd\u7684\u53cd\u5e94\u8fc7\u7a0b<\/p>\n

\"\"<\/p>\n

\u56fe4 \u4e0d\u540cLiDFBOP\u542b\u91cf\u7535\u89e3\u6db2\u4e2d\u77f3\u58a8\/\u9502\u7684\u500d\u7387\u6027\u80fd\uff08a\uff09\u548c\u5faa\u73af\u6027\u80fd\uff08b\uff09\u3002\u4e0d\u540cLiDFBOP\u542b\u91cf\u7684\u7535\u89e3\u6db2\u4e2d\u77f3\u58a8\/\u9502\u7535\u6c60\u5728\u5b8c\u5168\u8131\u9502\u72b6\u6001\u4e0b\u76843\u6b21\u5faa\u73af\u540e(c)\u548c200\u6b21\u5faa\u73af\u540e(d)\u7684\u7535\u5316\u5b66\u963b\u6297\u8c31\uff0c\u5bf9\u5e94\u7684\u6a21\u62df\u963b\u6297\u503c\u5982\u56fe(e)\u548c(f)\u6240\u793a\u3002<\/p>\n

\"\"<\/p>\n

\u56fe5 \u57fa\u7840\u7535\u89e3\u6db2\u4e2d\u4e0d\u542b(a)\u548c\u542b\u6709LiDFBOP(b)\u65f6\uff0c\u77f3\u58a8\/\u9502\u7535\u6c60\u5728\u4e0d\u540c\u7535\u538b\u4e0b\u7684EIS\u548c\u5bf9\u5e94\u7684\u6a21\u62df\u963b\u6297\u503c\u3002<\/p>\n

\"\"<\/p>\n

\u56fe6 \u4e0d\u540c\u6e85\u5c04\u65f6\u95f4\u4e0b\u5728BE (a)\u548cBE1 (b)\u7535\u89e3\u6db2\u4e2d\u77f3\u58a8\u8868\u9762C 1s\u548cF 1s\u7684XPS\u8c31\u56fe\uff1b(c) \u77f3\u58a8\u8868\u9762XPS C 1s\u548cF 1s\u8c31\u7684\u7ed3\u679c\u6c47\u603b\u3002(d) LiDFBOP (\u5728\u7535\u89e3\u6db2BE1\u4e2d)\u6216EC(\u5728\u7535\u89e3\u6db2BE\u4e2d) \u751f\u6210SEI\u7684\u673a\u7406\u56fe\u3002<\/p>\n

\"\"<\/p>\n

\u56fe7 (a-d) \u77f3\u58a8\/\u9502\u7535\u6c60\u5728\u4e0d\u540cLiDFBOP\u542b\u91cf(0,0.5,1.0,1.5,2.0 wt. %)\u7684\u7535\u89e3\u6db2\u4e2d\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u653e\u7535\u66f2\u7ebf\u3002\u4e0d\u540c\u6e29\u5ea6\u4e0b\u77f3\u58a8\/\u9502\u7535\u6c60\u5728\u7535\u89e3\u6db2BE (e)\u548cBE1 (f)\u4e2d\u7684EIS\u548c(g-h)\u5bf9\u5e94\u7684\u6a21\u62df\u963b\u6297\u503c\u3002<\/p>\n

4.\u5c0f\u7ed3<\/strong><\/p>\n

\u4e3a\u4e86\u7814\u7a76SEI\u819c(\u6210\u5206\u548c\u7ed3\u6784)\u5bf9LIBs\u4f4e\u6e29\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u7cfb\u7edf\u7814\u7a76\u4e86\u4e0d\u540cLiDFBOP\u542b\u91cf\u7684\u7535\u89e3\u6db2\u4e2d\u5f62\u6210\u7684SEI\u819c\u3002\u7ed3\u679c\u8868\u660e\uff0cLiDFBOP\u6bd4\u7535\u89e3\u6db2\u4f18\u5148\u8fd8\u539f\uff0c\u5f62\u6210\u4e86\u5177\u6709\u6709\u673a-\u65e0\u673a\u591a\u5c42\u7ed3\u6784\u7684SEI\u819c\u3002\u8be5SEI\u4e2d\u542b\u6709\u8f83\u591a\u7684LiF\u3001Li2<\/sub>C2<\/sub>O4<\/sub>\u548c-Lix<\/sub>POy<\/sub>Fz<\/sub>\uff1aLiF\u548cLi2<\/sub>C2<\/sub>O4<\/sub>\u4fdd\u8bc1\u4e86SEI\u819c\u7684\u7a33\u5b9a\u6027\uff0c\u63d0\u9ad8\u4e86LIBs\u7684\u5faa\u73af\u7a33\u5b9a\u6027\uff1bLiF\u548c-Lix<\/sub>POy<\/sub>Fz<\/sub>\u4fdd\u8bc1\u4e86SEI\u819c\u7684\u9ad8\u7684\u79bb\u5b50\u7535\u5bfc\u7387\u3002\u56e0\u6b64\uff0c\u8be5SEI\u4f7f\u77f3\u58a8\u57fa\u9502\u79bb\u5b50\u7535\u6c60\u5177\u6709\u66f4\u9ad8\u7684\u80fd\u91cf\u5bc6\u5ea6\u3001\u4f18\u826f\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u3001\u500d\u7387\u6027\u80fd\u548c\u4f4e\u6e29\u6027\u80fd\u3002\u6700\u540e\uff0c\u901a\u8fc7\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba(DFT)\u9a8c\u8bc1\u4e86LiDFBOP\u7684\u5206\u89e3\u673a\u7406\uff0c\u786e\u5b9a\u4e86\u6539\u5584\u5176\u7535\u5316\u5b66\u6027\u80fd\u7684\u5173\u952e\u4ea7\u7269\u3002\u672c\u7814\u7a76\u7ed3\u679c\u5c06\u8fdb\u4e00\u6b65\u6307\u5bfc\u7535\u89e3\u6db2\u6dfb\u52a0\u5242\u7684\u8bbe\u8ba1\uff0c\u6d88\u9664\u4e0d\u826f\u7684\u526f\u53cd\u5e94\uff0c\u5e76\u6709\u52a9\u4e8e\u6784\u5efa\u53ef\u63a7\u7684\u3001\u7a33\u5b9a\u7684SEI\u819c\u3002<\/p>\n

5.\u6587\u732e\u94fe\u63a5<\/strong><\/p>\n

New Insights into the Mechanism of LiDFBOP for\u00a0Improving the Low-Temperature Performance via the Rational\u00a0Design of an Interphase on a Graphite Anode \u00a0<\/p>\n

DOI: 10.1021\/acsami.1c09667<\/p>\n

\u672c\u6587\u7531\u4f5c\u8005\u6295\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

1.\u5f15\u8a00 \u9502\u79bb\u5b50\u7535\u6c60\u5177\u6709\u80fd\u91cf\u5bc6\u5ea6\u9ad8\u3001\u5faa\u73af\u5bff\u547d\u957f\u3001\u65e0\u8bb0\u5fc6\u6548\u5e94\u7b49\u4f18\u70b9\uff0c\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u7136\u800c\uff0c\u5f53\u6e29\u5ea6\u4f4e\u4e8e0\u2103\u65f6\uff0c\u9502\u79bb\u5b50\u7535\u6c60\u7684\u80fd\u91cf\u548c\u529f\u7387\u5bc6\u5ea6\u635f\u5931\u4e25\u91cd\uff0c\u9650\u5236\u4e86\u5176\u5728\u6781\u5730\u548c…<\/p>\n","protected":false},"author":11454,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-226325","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/226325"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/11454"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=226325"}],"version-history":[{"count":3,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/226325\/revisions"}],"predecessor-version":[{"id":226338,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/226325\/revisions\/226338"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=226325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=226325"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=226325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}