{"id":237324,"date":"2022-05-18T05:01:47","date_gmt":"2022-05-17T21:01:47","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=237324"},"modified":"2022-05-17T17:02:06","modified_gmt":"2022-05-17T09:02:06","slug":"%e5%a4%a9%e6%b4%a5%e7%90%86%e5%b7%a5adv-sci-%e5%af%8c%e7%a1%ab%e5%8c%96%e7%89%a9sei%e5%b1%82%e5%8a%a9%e5%8a%9b%e4%bd%8e%e6%b8%a9%e9%94%82%e7%94%b5sio-c%e8%b4%9f%e6%9e%81","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=237324","title":{"rendered":"\u5929\u6d25\u7406\u5de5Adv. Sci.: \u5bcc\u786b\u5316\u7269SEI\u5c42\u52a9\u529b\u4f4e\u6e29\u9502\u7535SiO\/C\u8d1f\u6781"},"content":{"rendered":"

1.<\/strong>\u3010\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u4e0e\u4f20\u7edf\u7684\u77f3\u58a8\u8d1f\u6781\u76f8\u6bd4\uff0c\u7845\u57fa\u6750\u6599\u5177\u6709\u66f4\u9ad8\u7684\u9502\u79bb\u5b50\u5b58\u50a8\u80fd\u529b\uff08\u7eaf\u7845\u7684\u7406\u8bba\u5bb9\u91cf\u662f\u77f3\u58a8\u8d1f\u6781\u768410\u500d\uff09\uff0c\u662f\u53d1\u5c55\u4e0b\u4e00\u4ee3\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u9502\u79bb\u5b50\u7535\u6c60\u7684\u7406\u60f3\u8d1f\u6781\u4e4b\u4e00\u3002\u7136\u800c\uff0c\u7845\u9502\u5316\u540e\u4e25\u91cd\u4f53\u79ef\u7684\u81a8\u80c0\u4f1a\u5bfc\u81f4SEI\u5c42\u7834\u788e\u548c\u7535\u6781\u7c89\u5316\uff0c\u9650\u5236\u4e86\u5176\u5728\u9502\u79bb\u5b50\u7535\u6c60\u4e2d\u7684\u8fdb\u4e00\u6b65\u5e94\u7528\u3002\u8fd1\u5e74\u6765\uff0c\u7845\u6c27\u5316\u7269\/\u77f3\u58a8\u590d\u5408\uff08SiO\/C\uff09\u8d1f\u6781\u6210\u4e3a\u4e86\u63d0\u9ad8\u9502\u7535\u6c60\u80fd\u91cf\u5bc6\u5ea6\u548c\u5faa\u73af\u7a33\u5b9a\u6027\u4e00\u79cd\u5f88\u6709\u5e0c\u671b\u7684\u9009\u62e9\uff0c\u4f46\u5982\u4f55\u63d0\u9ad8\u5176\u5728\u96f6\u5ea6\u4ee5\u4e0b\u50a8\u9502\u7684\u53ef\u9006\u6027\u4ecd\u5177\u6709\u5f88\u5927\u7684\u6311\u6218\u3002\u5bf9\u4e8e\u4f4e\u6e29\u7535\u6c60\u6765\u8bf4\uff0c\u901a\u8fc7\u8c03\u8282\u8d1f\u6781\u754c\u9762SEI\u5c42\u6765\u63d0\u9ad8\u6027\u80fd\u4e00\u76f4\u662f\u7814\u7a76\u7684\u70ed\u70b9\u3002\u56e0\u6b64\uff0c\u6784\u5efa\u9ad8\u673a\u68b0\u5f3a\u5ea6\u3001\u5408\u9002\u7ed3\u6784\u7ec4\u6210\u7684SEI\u5c42\u5bf9\u4e8e\u53d1\u5c55\u4f4e\u6e29\u6761\u4ef6\u4e0b\u7684SiO\/C\u8d1f\u6781\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/strong>\u7814\u7a76\u8868\u660e\uff0c\u4e00\u4e9b\u9ad8\u4ecb\u7535\u5e38\u6570\u548c\u5bbd\u6e29\u5ea6\u8303\u56f4\u7684\u4e9a\u786b\u9178\u916f\u7c7b\u6eb6\u5242\u4e0eSiO\/C\u8d1f\u6781\u8868\u73b0\u51fa\u826f\u597d\u7684\u76f8\u5bb9\u6027\uff0c\u901a\u5e38\u4f5c\u4e3a\u7535\u89e3\u8d28\u6dfb\u52a0\u5242\u4fc3\u8fdbSEI\u7684\u5f62\u6210\uff0c\u4ea7\u751f\u4f4e\u963b\u6297\u7684\u786b\u5316\u7269\u3002\u7136\u800c\uff0c\u542b\u786b\u6709\u673a\u6eb6\u5242\u5728\u8f83\u9ad8\u7535\u4f4d\u4e0b\u7684\u6c27\u5316\u4f1a\u5bfc\u81f4\u5176\u6301\u7eed\u6d88\u8017\uff0c\u9650\u5236\u4e86\u5176\u5728\u5168\u7535\u6c60\u4e2d\u7684\u8fdb\u4e00\u6b65\u5e94\u7528\u3002<\/p>\n

2.<\/strong>\u3010\u6210\u679c\u63a0\u5f71\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u5929\u6d25\u7406\u5de5\u5927\u5b66\u5218\u559c\u6b63\u6559\u6388\u3001\u65f6\u559c\u559c\u526f\u6559\u6388<\/strong>\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba\uff0c\u901a\u8fc7\u534a\u7535\u6c60\u4e2d\u9884\u5faa\u73af\u7684\u7b56\u7565\u5728\u7845\u57fa\u8d1f\u6781\u4e0a\u6784\u5efa\u4e86\u5bcc\u786b\u5316\u7269\u7684SEI\u4fee\u9970\u5c42\uff0c\u4ece\u800c\u83b7\u5f97\u4e86\u7535\u6781\u7535\u89e3\u6db2\u95f4\u7684\u7a33\u5b9a\u754c\u9762\uff0c\u5b9e\u73b0\u4e86SiO\/C\u8d1f\u6781\u4f4e\u6e29\u6761\u4ef6\u4e0b\u7684\u4f18\u5f02\u7535\u5316\u5b66\u6027\u80fd\u3002\u5f53\u4e0eNCM811\u6b63\u6781\u5339\u914d\u65f6\uff0c\u5168\u7535\u6c60\u53ef\u5728-20\u2103\u5faa\u73af200\u6b21\u540e\u4fdd\u755995.3%\u7684\u5bb9\u91cf\u3002\u8fd9\u9879\u5de5\u4f5c\u4e3a\u53d1\u5c55\u5148\u8fdbSiO\/C\u8d1f\u6781\u548c\u4f4e\u6e29\u9502\u79bb\u5b50\u7535\u6c60\u63d0\u4f9b\u4e86\u65b0\u7684\u7814\u7a76\u601d\u8def\u3002<\/strong>\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cHierarchical Sulfide-Rich Modification Layer on SiO\/C Anode for Low-Temperature Li-Ion Batteries\u201d\u4e3a\u9898\u53d1\u8868\u5728Advanced Science<\/em><\/strong>\u671f\u520a\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

3.<\/strong>\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/strong><\/p>\n

\uff081\uff09\u5c06SiO\/C\u8d1f\u6781\u4e0e\u9502\u91d1\u5c5e\u7ec4\u88c5\u6210\u534a\u7535\u6c60\uff0c\u5728\u542b\u4e9a\u786b\u9178\u916f\uff08DMS\uff0c\u4e9a\u786b\u9178\u4e8c\u7532\u916f\uff1bDES\uff0c\u4e9a\u786b\u9178\u4e8c\u4e59\u916f\uff09\u7684\u7535\u89e3\u6db2\u4e2d\u9884\u5faa\u73af\u5f62\u6210\u5bcc\u542b\u786b\u5316\u7269\u7684SEI\u4fee\u9970\u5c42\u3002<\/p>\n

\uff082\uff09 \u8be5\u4fee\u9970\u5c42\u6539\u53d8\u4e86\u754c\u9762\u5904\u7535\u89e3\u6db2\u7684\u5206\u89e3\u8fc7\u7a0b\u548c\u79bb\u5b50\u53cd\u5e94\u52a8\u529b\u5b66\uff0c\u4ece\u800c\u4fc3\u8fdb\u4e86\u4f4e\u6e29\u6761\u4ef6\u4e0bLi\u79bb\u5b50\u53bb\u6eb6\u5242\u5316\u8fc7\u7a0b\uff0c\u63d0\u9ad8\u4e86\u7535\u5316\u5b66\u6027\u80fd\u3002<\/p>\n

\uff083\uff09 \u901a\u8fc7TOF-SIMS\u63ed\u793a\u4e86SEI\u4fee\u9970\u5c42\u65e0\u673a\u6709\u673a\u6742\u5316\u7684\u72ec\u7279\u4e09\u5c42\u8fde\u7eed\u7ed3\u6784\uff0c\u901a\u8fc7\u7406\u8bba\u8ba1\u7b97\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86Li\u79bb\u5b50\u5728\u6709\u673a\u5c42\u4e2d\u7684\u68af\u5ea6\u6269\u6563\u8fc7\u7a0b\uff0c\u4e3aSEI\u5c42\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u79d1\u5b66\u5408\u7406\u7684\u7406\u8bba\u4f9d\u636e\u3002<\/p>\n

4.<\/strong>\u3010\u6570\u636e\u6982\u89c8\u3011<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>1. <\/strong>SEI\u4fee\u9970\u5c42\u7684TOF-SIMS\u5206\u6790\u3002\uff08a\uff09\u6e85\u5c04\u4f53\u79ef\u8303\u56f4\u5185SEI\u5c42\u7684\u76f8\u5173\u4e8c\u6b21\u79bb\u5b50\uff08\u5f52\u4e00\u5316\uff09\u6df1\u5ea6\u5206\u5e03\u56fe\u3002\uff08b\uff09\u754c\u9762\u5904\u4e0d\u540c\u5c42\u7684\u7279\u5b9a\u4e8c\u6b21\u79bb\u5b50\uff08SO2<\/sub>-, CHO2<\/sub>-, LiF-\u548cSi-\uff09\u5404\u81ea\u7684\u7a7a\u95f4\u5206\u5e03\u53ca\u5176\u4e09\u7ef4\u53e0\u52a0\u56fe\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2.<\/strong>\uff08a\uff09-20\u2103\u4e0b\u4e24\u79cd\u7535\u6c60\u7684\u957f\u5faa\u73af\u6027\u80fd\u3002\uff08b\uff0cc\uff09-20\u2103\u4e0b\u4e24\u79cd\u7535\u6c60\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002\uff08d\uff09-20\u2103\u4e0b\u4e24\u79cd\u7535\u6c60\u7684\u500d\u7387\u6027\u80fd\u3002\uff08e\uff09\u4e0d\u540c\u8d1f\u6781\u4e2d\u7684Li\u79bb\u5b50\u56fa\u76f8\u6269\u6563\u7cfb\u6570\u3002\uff08f\uff09-20\u2103\u4e0b\u4e24\u79cd\u7535\u6c60\u7684dQ<\/em>\/dV<\/em>\u66f2\u7ebf\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>3.<\/strong>\uff08a-f\uff09-20\u2103\u4e0b\u4e0d\u542b\u4fee\u9970\u5c42\uff08a-c\uff09\u4e0e\u542b\u6709\u4fee\u9970\u5c42\uff08d-f\uff09\u7684SiO\/C\u8d1f\u6781\u5faa\u73af50\u6b21\u540e\u7684SEM\u56fe\u50cf\u3002\uff08g-l\uff09-20\u2103\u4e0b\u542b\u6709\u4fee\u9970\u5c42\u7684SiO\/C\u8d1f\u6781\u5faa\u73af\u540e\u7684EDS\u56fe\u50cf\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4.<\/strong> -20\u2103\u4e0b\u7ec4\u88c5\u7684\u65b0\u9c9c\u5168\u7535\u6c60\u5145\u7535\uff08a\uff09\u4e0e\u653e\u7535\uff08b\uff09\u540eSiO\/C\u8d1f\u6781\u7684TEM\u56fe\u50cf\u3002\u5145\u7535\uff08c\uff09\u4e0e\u653e\u7535\uff08d\uff09\u540eSiO\/C\u8d1f\u6781\u7684\u76f8\u5e94SAED\u56fe\u50cf\u3002-20\u2103\u4e0b\u5145\u7535\uff08e\uff09\u4e0e\u653e\u7535\uff08f\uff09\u540e\u542b\u4fee\u9970\u5c42SiO\/C\u8d1f\u6781\u7684TEM\u56fe\u50cf\u3002\u5145\u7535\uff08g\uff09\u4e0e\u653e\u7535\uff08h\uff09\u540e\u542b\u4fee\u9970\u5c42SiO\/C\u8d1f\u6781\u7684\u76f8\u5e94SAED\u56fe\u50cf\u3002\uff08i-o\uff09-20\u2103\u4e0b\u542b\u6709\u4fee\u9970\u5c42\u7684SiO\/C\u8d1f\u6781\u5faa\u73af\u540e\u7684EDS\u56fe\u50cf\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>5.<\/strong>\uff08a-d\uff09-20\u2103\u4e0b\u4e24\u7c7bSiO\/C\u8d1f\u6781\u5faa\u73af50\u6b21\u540e\u7684F 1s, Li 1s, P 2p, S 2p XPS\u8c31\u56fe\u3002\uff08e\uff09-20\u2103\u4e0b\u4e24\u7c7bSiO\/C\u8d1f\u6781\u5faa\u73af50\u6b21\u540e\u7684\u8868\u9762\u539f\u5b50\u6d53\u5ea6\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>6.<\/strong>\uff08a\uff09\u901a\u8fc7DFT\u8ba1\u7b97\u5f97\u7684Li\u79bb\u5b50\u4e0e\u4fee\u9970\u5c42\u4e2d\u6709\u673a\u7ec4\u5206\u7684\u7ed3\u5408\u80fd\u3002\uff08b\uff09\u7535\u6c60\u4e2d\u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df\u6a21\u578b\u3002<\/p>\n

 <\/p>\n

5.<\/strong>\u3010\u6210\u679c\u542f\u793a\u3011<\/strong><\/p>\n

\u5728\u672c\u5de5\u4f5c\u4e2d\uff0c\u4f5c\u8005\u5f00\u53d1\u4e86\u4e00\u79cd\u7528\u4e8eSiO\/C\u590d\u5408\u8d1f\u6781\u7684\u5bcc\u786b\u5316\u7269SEI\u4fee\u9970\u5c42\uff0c\u63d0\u9ad8\u4e86\u4f4e\u6e29\u7535\u6c60\u7684\u50a8\u9502\u6027\u80fd\u3002\u8be5SEI\u4fee\u9970\u5c42\u5177\u6709\u8f83\u9ad8\u7684\u754c\u9762\u80fd\u548c\u673a\u68b0\u5f3a\u5ea6\uff0c\u53ef\u4ee5\u9002\u5e94SiO\/C\u590d\u5408\u8d1f\u6781\u8f83\u5927\u7684\u4f53\u79ef\u53d8\u5316\u3002TOF-SIMS\u63ed\u793a\u4e86\u5176\u4e09\u5c42\u8fde\u7eed\u7684\u65e0\u673a-\u6709\u673a\u6742\u5316\u7ec4\u6210\u7ed3\u6784\uff0c\u5bcc\u786b\u5316\u7269\u7684\u6709\u673a\u5c42\u6709\u6548\u5730\u9632\u6b62\u4e86\u7535\u89e3\u8d28\u5206\u89e3\u4ea7\u7269\u5bf9\u6d3b\u6027\u7269\u8d28\u7684\u8150\u8680\u3002\u901a\u8fc7DFT\u8ba1\u7b97\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86Li\u79bb\u5b50\u5728\u6709\u673a\u5c42\u4e2d\u7684\u5747\u5300\u6c89\u79ef\u548c\u68af\u5ea6\u6269\u6563\u884c\u4e3a\u3002\u8fd9\u79cd\u5bcc\u786b\u5316\u7269<\/strong>SEI<\/strong>\u4fee\u9970\u5c42\u7684\u8bbe\u8ba1\u7b56\u7565\u5bf9\u4fc3\u8fdb\u4f4e\u6e29\u9502\u7535\u6c60\u7684\u53d1\u5c55\u5177\u6709\u91cd\u8981\u610f\u4e49\uff0c\u4e5f\u4e3a\u5168\u6c14\u5019\u7535\u6c60\u7684\u7814\u7a76\u63d0\u4f9b\u4e86\u65b0\u7684\u7814\u7a76\u601d\u8def\u3002<\/strong><\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

1.\u3010\u5bfc\u8bfb\u3011 \u4e0e\u4f20\u7edf\u7684\u77f3\u58a8\u8d1f\u6781\u76f8\u6bd4\uff0c\u7845\u57fa\u6750\u6599\u5177\u6709\u66f4\u9ad8\u7684\u9502\u79bb\u5b50\u5b58\u50a8\u80fd\u529b\uff08\u7eaf\u7845\u7684\u7406\u8bba\u5bb9\u91cf\u662f\u77f3\u58a8\u8d1f\u6781\u768410\u500d\uff09\uff0c\u662f\u53d1\u5c55\u4e0b\u4e00\u4ee3\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u9502\u79bb\u5b50\u7535\u6c60\u7684\u7406\u60f3\u8d1f\u6781\u4e4b\u4e00\u3002\u7136\u800c\uff0c…<\/p>\n","protected":false},"author":35692,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-237324","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/237324"}],"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\/35692"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=237324"}],"version-history":[{"count":3,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/237324\/revisions"}],"predecessor-version":[{"id":237335,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/237324\/revisions\/237335"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=237324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=237324"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=237324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}