{"id":194186,"date":"2020-01-13T06:42:24","date_gmt":"2020-01-12T22:42:24","guid":{"rendered":"\/\/m.iemloyee.com\/?p=194186"},"modified":"2020-01-12T18:42:54","modified_gmt":"2020-01-12T10:42:54","slug":"nat-commun-%ef%bc%9a%e6%b0%9f%e5%8c%96%e6%9d%82%e5%8c%96%e5%9b%ba%e6%80%81%e7%94%b5%e8%a7%a3%e8%b4%a8%e7%95%8c%e9%9d%a2%e7%94%a8%e4%ba%8e%e6%97%a0%e6%9e%9d%e6%99%b6%e9%94%82%e6%b2%89%e7%a7%af","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=194186","title":{"rendered":"Nat. Commun.\uff1a\u6c1f\u5316\u6742\u5316\u56fa\u6001\u7535\u89e3\u8d28\u754c\u9762\u7528\u4e8e\u65e0\u679d\u6676\u9502\u6c89\u79ef"},"content":{"rendered":"

\u3010\u80cc\u666f\u3011<\/p>\n

\u7531\u4e8e\u9502\u7684\u9ad8\u7406\u8bba\u5bb9\u91cf(3860 mAh g-1<\/sup>)\uff0c\u4f4e\u5bc6\u5ea6(0.59 g cm-3<\/sup>)\uff0c\u4f4e\u6c27\u5316\u8fd8\u539f\u7535\u4f4d(3.04 V\u76f8\u5bf9\u4e8e\u6807\u51c6\u6c22\u7535\u4f4d)\uff0c\u57fa\u4e8e\u9502(Li)\u91d1\u5c5e\u8d1f\u6781\u7684\u4e0b\u4e00\u4ee3\u7535\u6c60\u5df2\u7ecf\u88ab\u5e7f\u6cdb\u7814\u7a76\uff0c\u5982\u9502\u7a7a\u6c14\u548c\u9502\u786b\u7535\u6c60\u7b49\u3002\u9502\u7535\u6c60\u9700\u8981\u5177\u5907\u66f4\u9ad8\u7684\u5bb9\u91cf\u624d\u80fd\u4e0e\u53ef\u518d\u751f\u80fd\u6e90\u76f8\u7ed3\u5408\uff0c\u7136\u800c\uff0c\u9502\u6c89\u79ef\u4e0d\u5747\u5300\uff0c\u5728\u7535\u9540\/\u5265\u79bb\u8fc7\u7a0b\u4e2d\u9502\u7684\u4f53\u79ef\u53d8\u5316\u5267\u70c8\uff0c\u5f62\u6210\u6613\u788e\u7684\u56fa\u6001\u7535\u89e3\u8d28\u95f4\u76f8(SEI)\uff0c\u5bfc\u81f4\u4e86\u9502\u679d\u6676\u7684\u751f\u957f\u548c\u6b7b\u9502\u7684\u5f62\u6210\uff0c\u8fd9\u79cd\u4e0d\u53ef\u9006\u6027\u4f1a\u6d88\u8017\u9502\u548c\u7535\u89e3\u8d28\uff0c\u5bfc\u81f4\u6301\u7eed\u7684\u5bb9\u91cf\u8870\u9000\u548c\u4f4e\u5e93\u4ed1\u6548\u7387(CE)\uff0c\u540c\u65f6\u9502\u679d\u6676\u548c\u6b7b\u9502\u4e5f\u4f1a\u5bf9\u4efb\u4f55\u57fa\u4e8e\u9502\u91d1\u5c5e\u8d1f\u6781\u7684\u7535\u6c60\u9020\u6210\u4e25\u91cd\u7684\u5b89\u5168\u9690\u60a3\u3002\u4eba\u4eec\u5df2\u7ecf\u505a\u4e86\u5927\u91cf\u7684\u5de5\u4f5c\uff0c\u4ee5\u81f4\u5bc6\u548c\u53ef\u9006\u7684\u65b9\u5f0f\u6c89\u79ef\u9502\u91d1\u5c5e\u3002\u4f8b\u5982\uff0c\u5148\u8fdb\u7684\u7eb3\u7c73\u7ed3\u6784\u7684\u96c6\u6d41\u4f53\u53d6\u4ee3\u4f20\u7edf\u7684\u94dc\u7b94\uff0c\u4ee5\u964d\u4f4e\u7535\u6d41\u5bc6\u5ea6\u5e76\u8c03\u6574Li\u6c89\u79ef\u4f4d\u70b9\uff1b\u5bf9\u9694\u819c\u8fdb\u884c\u6539\u6027\uff1b\u56fa\u4f53\u6216\u51dd\u80f6\u7535\u89e3\u8d28\u7684\u4f7f\u7528\uff0c\u76f8\u6bd4\u4e8e\u6325\u53d1\u6027\u548c\u6613\u71c3\u7684\u6709\u673a\u6db2\u4f53\u7535\u89e3\u8d28\u4e5f\u5177\u6709\u5f88\u591a\u4f18\u52bf\uff0c\u80fd\u9632\u6b62\u5bc4\u751f\u53cd\u5e94\u7684\u53d1\u751f\uff0c\u540c\u65f6\u63d0\u4f9b\u826f\u597d\u7684\u67d4\u6027\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u8d1f\u6781\u7684\u5916\u4fdd\u62a4\u5c42\u7684\u7814\u7a76\u4e5f\u5f15\u8d77\u4e86\u5e7f\u6cdb\u7684\u5173\u6ce8\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/p>\n

\u8fd1\u671f\uff0c\u5357\u8fbe\u79d1\u4ed6\u5dde\u7acb\u5927\u5b66\u4e54\u542f\u5168\u3001\u5468\u8d8a\u548c\u7f8e\u56fd\u9646\u519b\u7814\u7a76\u5b9e\u9a8c\u5ba4\u8bb8\u5eb7\u6559\u6388\u5171\u540c\u901a\u8baf\u5728Nat. Commun.<\/strong>\u671f\u520a\u4e0a\u53d1\u8868\u9898\u4e3a\u201cFluorinated hybrid solid-electrolyte-interphase for dendrite-free lithium deposition\u201d<\/strong>\u7684\u7814\u7a76\u8bba\u6587\u3002\u4e3a\u5e94\u5bf9\u9502\u679d\u6676\u7684\u751f\u957f\u548c\u4e0d\u7a33\u5b9a\u7684\u56fa\u6001\u7535\u89e3\u8d28\u95f4\u76f8\uff08SEI\uff09\u7684\u5f62\u6210\uff0c\u5728\u672c\u5de5\u4f5c\u4e2d\u4f5c\u8005\u5f00\u53d1\u4e86\u4e00\u79cd\u7b80\u4fbf\u3001\u7ecf\u6d4e\u3001\u4e00\u6b65\u5b8c\u6210\u7684\u65b9\u6cd5\uff0c\u901a\u8fc7\u542b\u9521\u7535\u89e3\u6db2\u5904\u7406\u9502\u8d1f\u6781\u6765\u5236\u9020\u4eba\u5de5\u9502\u91d1\u5c5eSEI\u3002\u7ed3\u679c\u663e\u793a,\u4e00\u4e2a\u4eba\u5de5\u56fa\u6001\u7535\u89e3\u8d28\u754c\u9762\u7531LiF\u3001Sn\u3001\u548cSn-Li\u5408\u91d1\u5f62\u6210,\u4e0d\u4ec5\u53ef\u4fdd\u8bc1\u9502\u6269\u6563\u548c\u6291\u5236\u9502\u679d\u6676\u7684\u5feb\u901f\u751f\u957f\uff0c\u8fd8\u5e26\u6765\u4e86\u4e00\u4e2a\u534f\u540c\u6548\u5e94\u4f7f\u9502\u901a\u8fc7\u53ef\u9006\u7684Sn-Li\u5408\u91d1\u5b58\u50a8\u5e76\u4fdd\u8bc1\u4e0b\u9762Li\u7684\u7535\u9540\u6c89\u79ef\u3002\u5728\u8fd9\u79cd\u4eba\u5de5SEI\u6761\u4ef6\u4e0b\uff0c\u9502\u5bf9\u79f0\u7535\u6c60\u8868\u73b0\u51fa\u4e86\u4f18\u5f02\u7684\u7535\u9540\/\u5265\u79bb\u5faa\u73af\uff0c\u4e0e\u88f8\u9502\u76f8\u6bd4\uff0c\u5168\u7535\u6c60\u5177\u6709\u66f4\u597d\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u3001\u5bb9\u91cf\u4fdd\u6301\u80fd\u529b\u4ee5\u53ca\u8f83\u9ad8\u7684\u5bb9\u91cf\u5229\u7528\u7387\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/p>\n

\u56fe1.\u9502\u679d\u6676\u5728\u88f8\u9502\u548c\u6709\u4eba\u5de5SEI\u4fdd\u62a4\u5c42\u7684\u9502\u7535\u6781\u4e0a\u7684\u751f\u957f\u793a\u610f\u56fe<\/p>\n

\"\"<\/p>\n

\u56fe2.\u9502\u7535\u6781\u7684\u7ed3\u6784\u548c\u5f62\u8c8c\u8868\u5f81<\/p>\n

\"\"<\/p>\n

(a) \u4e0d\u540c\u6d53\u5ea6\u7684SnF2<\/sub>\u5904\u7406\u7684Li\u7535\u6781\u7684XRD\u56fe\u8c31\uff1b<\/p>\n

(b-e) \u4e0d\u540c\u6d53\u5ea6\u7684SnF2<\/sub>\u5904\u7406\u7684Li\u7535\u6781\u7684\u5149\u5b66\u7167\u7247\uff1b<\/p>\n

(f-i) \u4e0d\u540c\u6d53\u5ea6\u7684SnF2<\/sub>\u5904\u7406\u7684Li\u7535\u6781\u7684\u8868\u9762SEM\u56fe\u7247\uff1b<\/p>\n

(j-m) \u4e0d\u540c\u6d53\u5ea6\u7684SnF2<\/sub>\u5904\u7406\u7684Li\u7535\u6781\u7684\u622a\u9762SEM\u56fe\u7247\uff08\u523b\u5ea6\u5c3a\u6761\u4ee3\u8868100\u03bcm\uff09\u3002<\/p>\n

\u56fe3. \u5bf9\u79f0\u7535\u6c60\u7684\u6d4b\u8bd5\u4e0e\u4ea4\u6d41\u963b\u6297\u7684\u6d4b\u8bd5<\/p>\n

\"\"<\/p>\n

(a) \u5177\u6709\u4e0d\u540c\u539a\u5ea6\u7684\u4eba\u5de5SEI\u819c\u7684\u9502\u7535\u6781\u7684\u5bf9\u79f0\u5f0f\u7535\u6c60\u7684\u6d4b\u8bd5\u7ed3\u679c\uff1b<\/p>\n

(b) \u5177\u6709\u4e0d\u540c\u539a\u5ea6\u7684\u4eba\u5de5SEI\u819c\u7684\u9502\u7535\u6781\u7684\u5bf9\u79f0\u5f0f\u7535\u6c60\u7684\u672a\u5faa\u73af\u65f6\u7684\u4ea4\u6d41\u963b\u6297\uff1b<\/p>\n

(c) \u88f8\u9502\u7535\u6781\u4e0eAFH-25\u7535\u6781\u7ec4\u6210\u7684\u5bf9\u79f0\u5f0f\u7535\u6c60\u7684\u5faa\u73af10\u6b21\u540e\u7684\u4ea4\u6d41\u963b\u6297\uff1b<\/p>\n

(d) \u88f8\u9502\u7535\u6781\u4e0eAFH-25\u7535\u6781\u7ec4\u6210\u7684\u5bf9\u79f0\u5f0f\u7535\u6c60\u7684\u5faa\u73af10\u6b21\u540e\u7684\u4ea4\u6d41\u963b\u6297\u3002<\/p>\n

 <\/p>\n

\u56fe4. \u7535\u5316\u5b66\u6027\u80fd\u548c\u9ad8\u5206\u8fa8\u7387\u626b\u63cf\u7535\u955c\u6210\u50cf<\/p>\n

\"\"<\/p>\n

(a) \u88f8\u9502\u7535\u6781\u5bf9\u79f0\u7535\u6c60\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

(b) AFH-25\u7535\u6781\u5bf9\u79f0\u7535\u6c60\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

(c) AFH-25\u7535\u6781\u7684\u9ad8\u5206\u8fa8SEM\u56fe\u7247\uff0c\u6bd4\u4f8b\u5c3a\u6761\u4e3a2\u03bcm\uff1b<\/p>\n

(d) AFH-25\u7535\u6781\u7684EDS\uff1b<\/p>\n

(e) AFH-25\u7535\u6781\u5bf9\u5e94\u7684\u5143\u7d20\u5206\u5e03\u3002<\/p>\n

 <\/p>\n

\u56fe5. \u5bf9\u79f0\u7535\u6c60\u7684\u7535\u5316\u5b66\u6d4b\u8bd5\u4e0e\u5f62\u8c8c\u8868\u5f81\u5206\u6790<\/p>\n

\"\"<\/p>\n

(a-b) \u5bf9\u79f0\u7535\u6c60\u5206\u522b\u5728\u7535\u6d41\u5bc6\u5ea6\u4e3a0.5 mA cm-1<\/sup>\u548c1 mA cm-1<\/sup>\u65f6\u7535\u9540\/\u5265\u79bb\u7684\u7535\u538b\u66f2\u7ebf\uff1b<\/p>\n

(c-d) a\u548cb\u5bf9\u5e94\u7684\u5e73\u5747\u7535\u538b\u6ede\u540e\uff1b<\/p>\n

(e-g) \u88f8\u9502\u7684\u5206\u522b\u5728\u7b2c1\u300110\u548c100\u5708\u65f6\u7684SEM\u56fe\u7247\uff1b<\/p>\n

(h-j) AFH-25\u9502\u7535\u6781\u7684\u5206\u522b\u5728\u7b2c1\u300110\u548c100\u5708\u65f6\u7684SEM\u56fe\u7247\uff0c\u523b\u5ea6\u5c3a\u6761\u4ee3\u886820\u03bcm\u3002<\/p>\n

 <\/p>\n

\u56fe6. \u57fa\u4e8e\u88f8\u9502\u548cAFH-25\u9502\u8d1f\u6781\u7684\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd\u6bd4\u8f83<\/p>\n

\"\"<\/p>\n

(a) \u4e24\u79cd\u7535\u6781\u7684\u5728\u7535\u6d41\u5bc6\u5ea6\u4e3a1C\u65f6\u7684\u957f\u5faa\u73af\u6d4b\u8bd5\u8868\u73b0\uff1b<\/p>\n

(b-c) \u4e24\u79cd\u7535\u6781\u7684\u7535\u6c60\u5728\u7535\u6d41\u5bc6\u5ea6\u4e3a1C\u65f6\u7684\u7b2c3\u5708\u548c\u7b2c150\u5708\u65f6\u7684\u5145\u653e\u7535\u66f2\u7ebf\uff1b<\/p>\n

(d) \u4e24\u79cd\u7535\u6781\u4e0eNMC111\u7ec4\u6210\u7684\u7535\u6c60\u7684\u500d\u7387\u6027\u80fd\u5c55\u793a\uff1b<\/p>\n

(e-f) \u4e24\u79cd\u7535\u6781\u4e0eNMC111\u7ec4\u6210\u7684\u7535\u6c60\u5728\u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u65f6\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n

\u3010\u7ed3\u8bba\u3011<\/p>\n

\u4eba\u9020SEI\u7531LiF\u3001Sn\u548cSn-Li\u5408\u91d1\u7ec4\u6210\uff0c\u662fLi\u8d1f\u6781\u5728\u542b\u6709SnF2<\/sub>\u7684\u7535\u89e3\u6db2\u4e2d\u5904\u7406\u800c\u6210,\u5176\u5316\u5b66\u548c\u673a\u68b0\u7a33\u5b9a\u6027\u4fdd\u62a4\u4e86Li \u907f\u514d\u53d1\u751f\u526f\u53cd\u5e94\u5e76\u6291\u5236\u4e86\u9502\u679d\u6676\u7684\u5feb\u901f\u751f\u957f\uff0c\u540c\u65f6\u5141\u8bb8\u5feb\u901f\u7684Li+<\/sup>\u8fd0\u8f93\u548c\u53ef\u9006\u7684Li-Sn\u5408\u91d1\u5316\u8fc7\u7a0b\u3002\u4f18\u5f02\u7684\u7535\u5316\u5b66\u6027\u80fd\u5728Li\/ \/Li\u5bf9\u79f0\u5f0f\u7535\u6c60\u548c\u57fa\u4e8eNMC111\u6b63\u6781\u7684Li\u91d1\u5c5e\u5168\u7535\u6c60\u5f97\u4ee5\u8bc1\u660e,\u8be5\u7535\u6781\u8868\u73b0\u51fa\u957f\u671f\u7535\u9540\/\u5265\u79bb\u7a33\u5b9a\u884c(~ 2325 h),\u964d\u4f4e\u4e86\u8fc7\u7535\u538b\u548c\u9ad8\u5bb9\u91cf\u4fdd\u7559\u738780.01%\u3002\u8fd9\u79cd\u57fa\u4e8eSnF2<\/sub>\u8bf1\u5bfc\u95f4\u76f8\u7684Li\u8d1f\u6781\u7684\u6709\u6548\u65b9\u6cd5\u4e3a\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u5b58\u50a8\u8bbe\u5907\u7684\u5f00\u53d1\u6253\u5f00\u4e86\u53e6\u4e00\u6247\u95e8\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u4f7f\u7528\u4e8e\u8fc7\u6e21\u91d1\u5c5e\u6c27\u5316\u7269\u6b63\u6781\uff0c\u800c\u4e14\u53ef\u4ee5\u5e94\u7528\u4e8e\u65b0\u5174\u6b63\u6781\u6750\u6599\u7684\u7535\u6c60\uff0c\u5982Li-S\u548cLi-O2<\/sub>\u7535\u6c60\u7b49\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/p>\n

Fluorinated hybrid solid-electrolyte-interphase for dendrite-free lithium deposition<\/a><\/strong><\/p>\n

\u672c\u6587\u7531luna\u7f16\u8bd1\u4f9b\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u80cc\u666f\u3011 \u7531\u4e8e\u9502\u7684\u9ad8\u7406\u8bba\u5bb9\u91cf(3860 mAh g-1)\uff0c\u4f4e\u5bc6\u5ea6(0.59 g cm-3)\uff0c\u4f4e\u6c27\u5316\u8fd8\u539f\u7535\u4f4d(3.04 V\u76f8\u5bf9\u4e8e\u6807\u51c6\u6c22\u7535\u4f4d)\uff0c\u57fa\u4e8e\u9502(Li)\u91d1\u5c5e\u8d1f…<\/p>\n","protected":false},"author":12975,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-194186","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/194186"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/12975"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=194186"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/194186\/revisions"}],"predecessor-version":[{"id":194383,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/194186\/revisions\/194383"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=194186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=194186"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=194186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}