{"id":91566,"date":"2017-07-19T06:30:17","date_gmt":"2017-07-18T22:30:17","guid":{"rendered":"\/\/m.iemloyee.com\/?p=91566"},"modified":"2017-07-18T08:26:02","modified_gmt":"2017-07-18T00:26:02","slug":"%e5%b4%94%e5%b1%b9-acs-nano%ef%bc%9a%e5%8e%9f%e5%ad%90%e5%b1%82%e6%b2%89%e7%a7%af%e7%a8%b3%e5%ae%9a%e7%9a%84lialf4%e9%94%82%e7%a6%bb%e5%ad%90%e5%af%bc%e7%94%b5%e7%95%8c%e9%9d%a2%e5%b1%82%e7%94%a8","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=91566","title":{"rendered":"\u5d14\u5c79 ACS Nano\uff1a\u539f\u5b50\u5c42\u6c89\u79ef\u7a33\u5b9a\u7684LiAlF4\u9502\u79bb\u5b50\u5bfc\u7535\u754c\u9762\u5c42\u7528\u4e8e\u7a33\u5b9a\u6b63\u6781\u5faa\u73af"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u57fa\u4e8e\u5728\u6d88\u8d39\u7535\u5b50\uff0c\u7535\u52a8\u6c7d\u8f66\u751a\u81f3\u662f\u7535\u7f51\u7b49\u9886\u57df\u5bf9\u63d0\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684\u9700\u6c42\u7684\u9a71\u52a8\u4e0b\uff0c\u73b0\u4ee3\u9502\u79bb\u5b50\u7535\u6c60\u901a\u5e38\u88ab\u8bbe\u8ba1\u4e3a\u5728\u5bbd\u7684\u7535\u5316\u5b66\u7a97\u53e3\u4e0b\u53bb\u8fd0\u884c\u4ee5\u8fbe\u5230\u6700\u5927\u7684\u80fd\u91cf\u5bc6\u5ea6\u3002\u867d\u7136\u8d85\u8d8a\u622a\u6b62\u7535\u4f4d\u7684\u6781\u9650\u80fd\u591f\u4f7f\u7535\u6c60\u63d0\u4f9b\u66f4\u9ad8\u7684\u80fd\u91cf\u5bc6\u5ea6\u540c\u65f6\u63d0\u9ad8\u6bd4\u5bb9\u91cf\u4ee5\u53ca\u66f4\u9ad8\u7684\u8f93\u51fa\u7535\u538b\uff0c\u4f46\u662f\u8fd9\u4e5f\u4f7f\u7535\u6c60\u5728\u70ed\u529b\u5b66\u548c\u52a8\u529b\u5b66\u7a33\u5b9a\u6027\u95ee\u9898\u4e0a\u9762\u4e34\u66f4\u5927\u7684\u6311\u6218\u3002\u7279\u522b\u662f\u5bf9\u4e8e\u5c42\u72b6\u9502\u8fc7\u6e21\u91d1\u5c5e\u6c27\u5316\u7269\uff0c\u91c7\u7528\u66f4\u5bbd\u7684\u7535\u5316\u5b66\u7a97\u53e3\uff0c\u867d\u7136\u5bb9\u91cf\u53ef\u4ee5\u63d0\u9ad8\u4f46\u662f\u7a33\u5b9a\u6027\u5374\u4e0b\u964d\u4e86\u3002<\/p>\n

\u5728\u6750\u6599\u7814\u7a76\u9886\u57df\uff0c\u7531\u4e8e\u4e0d\u7a33\u5b9a\u6027\u7684\u95ee\u9898\u56f0\u6270\u7740\u7535\u6781\uff0c\u7535\u89e3\u6db2\u4ee5\u53ca\u5b83\u4eec\u7684\u754c\u9762\u7684\u53d1\u5c55\uff0c\u6240\u4ee5\u5728\u6781\u7aef\u7535\u538b\u4e0b\u8fd0\u884c\u5c06\u5e26\u6765\u5de8\u5927\u7684\u6311\u6218\u3002\u5f53\u7535\u6781\u548c\u7535\u89e3\u6db2\u63a5\u89e6\u65f6\uff0c\u754c\u9762\u4f1a\u5f00\u59cb\u4ea7\u751f\u9000\u5316\uff0c\u6240\u4ee5\u4e3a\u4e86\u4fdd\u6301\u957f\u4e45\u7684\u5faa\u73af\u5bff\u547d\uff0c\u8bbe\u8ba1\u4e00\u79cd\u7a33\u5b9a\u7684\u754c\u9762\u5c42\u662f\u6025\u9700\u7684\u3002\u5728\u754c\u9762\u5904\u7d2f\u79ef\u7684\u526f\u4ea7\u7269\u4f1a\u5bfc\u81f4\u66f4\u9ad8\u7684\u5185\u963b\uff0c\u8fd9\u6700\u7ec8\u4f1a\u5bfc\u81f4\u7535\u6c60\u7684\u5931\u6548\u3002\u5728\u6b63\u6781\u9886\u57df\uff0c\u56e0\u4e3a\u5176\u7a33\u5b9a\u6027\u5df2\u7ecf\u6210\u4e3a\u5c40\u9650\u7535\u6c60\u5b89\u5168\u8fd0\u884c\u51e0\u5341\u5e74\u7684\u91cd\u8981\u56e0\u7d20\uff0c\u56e0\u6b64\u53d1\u5c55\u7a33\u5b9a\u7684\u754c\u9762\u5c42\u5728\u8fd1\u5e74\u6765\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u7814\u7a76\u4eba\u5458\u91c7\u7528\u4e86\u8bb8\u591a\u65b9\u6cd5\uff0c\u4f46\u662f\uff0c\u80fd\u591f\u540c\u65f6\u6ee1\u8db3\u6240\u6709\u4e3b\u8981\u9700\u6c42\u5305\u62ec\uff0c\u7535\u5316\u5b66\u60f0\u6027\uff0c\u5316\u5b66\u7a33\u5b9a\u6027\uff0c\u9502\u79bb\u5b50\u7535\u5bfc\u7387\uff0c\u9ad8\u5747\u5300\u5206\u5e03\u7684\u754c\u9762\u5c42\u4ecd\u7136\u6ca1\u6709\u51fa\u73b0\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u6765\u81ea\u7f8e\u56fd\u65af\u5766\u798f\u5927\u5b66\u7684\u5d14\u5c79\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba<\/strong>\u5728ACS Nano<\/strong>\u4e0a\u53d1\u6587\uff0c\u9898\u4e3a \u201cAtomic Layer Deposition of Stable LiAlF4<\/sub> Lithium Ion Conductive Interfacial Layer for Stable Cathode Cycling<\/strong>\u201d .\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u91c7\u7528\u539f\u5b50\u5c42\u6c89\u79ef\u6280\u672f\u5236\u5907\u4e86\u4e00\u79cd\u5177\u6709\u9ad8\u7a33\u5b9a\u6027\u548c\u4ee4\u4eba\u6ee1\u610f\u7684\u79bb\u5b50\u7535\u5bfc\u7387\u7684LiAlF4<\/sub>\u56fa\u4f53\u8584\u819c\uff0c\u8fd9\u79cd\u6750\u6599\u7684\u6027\u80fd\u4f18\u4e8e\u901a\u5e38\u4f7f\u7528\u7684LiF\u548cAlF3<\/sub>\u3002 LiAlF4<\/sub> \u9884\u6d4b\u7684\u7a33\u5b9a\u7535\u5316\u5b66\u7a97\u53e3\u5927\u7ea6\u662f\u57282.0 \u00b1 0.9\u52305.7 \u00b1 0.7 V vs Li+<\/sup>\/Li\u3002\u540c\u65f6\uff0cNi\u542b\u91cf\u9ad8\u7684LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u7535\u6781\u548cLiAlF4<\/sub>\u754c\u9762\u5c42\u7684\u590d\u5408\u6750\u6599\u57282.75\u22124.50 V vs Li+<\/sup>\/Li\u8fd9\u8f83\u5bbd\u7535\u5316\u5b66\u7a97\u53e3\u4e0b\u5b9e\u73b0\u4e86\u6781\u4f73\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n

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

\u56fe1 \u542b\u9502\u5316\u5408\u7269\u7a33\u5b9a\u7a97\u53e3\u4ee5\u53ca\u9009\u62e9\u6807\u51c6<\/p>\n

\"\"<\/p>\n

(a)\u8ba1\u7b97\u5f97\u5230\u7684Li3<\/sub>N, Li2<\/sub>O, LiF, LiAlO2<\/sub>, Li3<\/sub>PO4<\/sub>, \u548cLiAlF4\u7a33\u5b9a\u7684\u7535\u5316\u5b66\u7a97\u53e3<\/p>\n

(b) \u4e00\u4e9b\u754c\u9762\u6750\u6599\u6311\u9009\u6807\u51c6(\u5316\u5b66\u7a33\u5b9a\u6027\uff0c\u7535\u5316\u5b66\u7a33\u5b9a\u6027\uff0c\u9502\u79bb\u5b50\u7535\u5bfc\u7387)<\/p>\n

\u56fe2 LiF, AlF3<\/sub>, \u548cLiAlF4<\/sub>\u7684SEM\u56fe\u8c31<\/p>\n

\"\"<\/p>\n

(a\u2212c) LiF, AlF3<\/sub>, \u548cLiAlF4<\/sub>\u4e0d\u540cALD\u5faa\u73af\u6b21\u6570\u5bf9\u5e94\u7684\u8584\u819c\u539a\u5ea6<\/p>\n

(d\u2212f) \u5728\u7845\u6676\u5706\u8868\u9762\u539f\u5b50\u5c42\u6c89\u79ef LiF, AlF3<\/sub>, \u548cLiAlF4<\/sub>\u819c\u7684SEM\u56fe\uff1b\u63d2\u56fe\u662f\u5728\u7845\u6676\u5706\u8868\u9762\u539f\u5b50\u5c42\u6c89\u79ef LiF, AlF3<\/sub>, \u548cLiAlF4<\/sub>\u819c\u7684\u6a2a\u622a\u9762\u56fe\u3002<\/p>\n

\u56fe3 LiF, AlF3<\/sub>,\u548cLiAlF4<\/sub>\u7684XPS\u56fe<\/p>\n

\"\"<\/p>\n

(a) ALD\u5236\u5907\u7684LiF, AlF3<\/sub>, \u548c LiAlF4<\/sub>\u819c\u7684XPS\u8868\u5f81<\/p>\n

(b) ALD\u5236\u5907\u7684LiAlF4\u819c\u6df1\u5ea6\u5256\u9762.<\/p>\n

(c\u2212e) LiF, AlF3<\/sub>,\u548cLiAlF4\u819c\u7684Li 1s \u5cf0, Al 2p \u5cf0, \u548cF 1s \u5cf0\u7684XPS\u56fe<\/p>\n

\u56fe4 LiAlF4<\/sub>\u819c\u7684EIS\u56fe<\/p>\n

\"\"<\/p>\n

(a) \u5ba4\u6e29\u4e0b\u4e0d\u540c\u539a\u5ea6\u7684LiAlF4<\/sub>\u819c\u7684\u963b\u6297\u56fe\uff0c\u63d2\u56fe\u662f\u963b\u6297\u7279\u6027\u7684\u7684\u8bbe\u7f6e<\/p>\n

(b) \u56fea\u653e\u5927\u7684\u963b\u6297\u56fe\u8c31\uff0c\u63d2\u56fe\u662f\u7b49\u6548\u7535\u8def<\/p>\n

(c) \u4e0d\u540c\u6e29\u5ea6\u7684\u963b\u6297\u7279\u6027<\/p>\n

(d) LiAlF4<\/sub>\u819c\u548c\u7684\u7535\u5bfc\u7387\u968f\u6e29\u5ea6\u7684\u53d8\u5316\u56fe\u4ee5\u53ca\u5df2\u7ecf\u62a5\u9053\u7684\u91c7\u7528\u84b8\u53d1\u5236\u5907\u7684LiF\u548cAlF3<\/sub>\u819c\uff0c\u539f\u5b50\u5c42\u6c89\u79ef\u6280\u672f\u5236\u5907\u7684LiAlO2<\/sub>\u819c\u548cLiPON\u819c\u7684\u9502\u79bb\u5b50\u7535\u5bfc\u7387<\/p>\n

\u56fe5 LiAlF4<\/sub>\uff0cLiF\uff0c\u4ee5\u53caAlF3<\/sub>\u7684\u500d\u7387\u548c\u7535\u538b\u2014\u2014\u5bb9\u91cf\u56fe<\/p>\n

\"\"<\/p>\n

(a)\u5206\u522b\u5728NMC-811\u7535\u6781\u4e0a\u8fdb\u884cALD 20\u6b21\u5faa\u73af\u7684LiAlF4<\/sub>\uff0cLiF\uff0cAlF3<\/sub>\u4ee5\u53ca\u672a\u6c89\u79ef\u7684NMC-811\u7535\u6781\u5728\u5ba4\u6e29\u4e0b2.75\u22124.50 V vs Li+<\/sup>\/Li\u7684\u7535\u5316\u5b66\u7a97\u53e3\u4e0b\u7684\u539f\u59cb\u500d\u7387\u6027\u80fd<\/p>\n

(b, c) \u5206\u522b\u5728NMC-811\u7535\u6781\u4e0a\u8fdb\u884cALD 20\u6b21\u5faa\u73af\u7684LiAlF4<\/sub>\uff0cLiF\uff0cAlF3<\/sub>\u4ee5\u53ca\u672a\u6c89\u79ef\u7684NMC-811\u7535\u6781\u8fdb\u884c5\u6b21\u548c35\u6b21\u5faa\u73af\u7684\u7535\u538b\u4e0e\u5bb9\u91cf\u56fe<\/p>\n

\u56fe6 LiAlF4<\/sub>\u7684\u5faa\u73af\uff0c\u963b\u6297\uff0c\u7535\u5bb9-\u7535\u538b\u7279\u6027<\/p>\n

\"\"\u00a0<\/p>\n

(a) \u5ba4\u6e29\u4e0b\u57282.75\u22124.50 V vs Li+<\/sup>\/Li\u7684\u7535\u5316\u5b66\u7a97\u53e3\u4e0b\u672a\u6c89\u79ef\u7684NMC-811\u7535\u6781\u548c\u5728NMC-811\u7535\u6781\u4e0a\u8fdb\u884cALD 20\u6b21\u5faa\u73af\u7684LiAlF4<\/sub>\u7684\u5faa\u73af\u7279\u6027<\/p>\n

(b, c) \u672a\u6c89\u79ef\u7684NMC-811\u7535\u6781\u548c\u5728NMC-811\u7535\u6781\u4e0a\u8fdb\u884cALD 20\u6b21\u5faa\u73af\u7684LiAlF4<\/sub>\u5728\u5faa\u73af1\u6b21\uff0c10\u6b21\uff0c25\u6b21\u548c50\u6b21\u540e\u7684\u963b\u6297\u7279\u6027<\/p>\n

(d) \u672a\u6c89\u79ef\u7684NMC-811\u7535\u6781\u548c\u5728NMC-811\u7535\u6781\u4e0a\u8fdb\u884cALD 20\u6b21\u5faa\u73af\u7684LiAlF4<\/sub>\u5728\u5faa\u73af2\u6b21\uff0c50\u6b21\u540e\u7684\u7535\u538b\u4e0e\u5bb9\u91cf\u56fe<\/p>\n

(e) \u672a\u6c89\u79ef\u7684NMC-811\u7535\u6781\u548c\u5728NMC-811\u7535\u6781\u4e0a\u8fdb\u884cALD 20\u6b21\u5faa\u73af\u7684LiAlF4<\/sub>\u57282.75\u22124.50 V vs Li+<\/sup>\/Li.\u7684\u7535\u5316\u5b66\u7a97\u53e3\u4e0b\u63d0\u9ad8\u6e29\u5ea6\uff0850\u2103\uff09\u540e\u7684\u5faa\u73af\u7279\u6027<\/p>\n

\u3010\u603b\u7ed3\u3011<\/strong><\/p>\n

\u7814\u7a76\u4eba\u5458\u8bbe\u8ba1\u5e76\u91c7\u7528\u539f\u5b50\u5c42\u6c89\u79ef\u6280\u672f\u5408\u6210\u4e86\u4e00\u79cd\u5e94\u7528\u4e8e\u9502\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u7684\u5177\u6709\u7a33\u5b9a\u800c\u4e14\u9502\u79bb\u5b50\u7535\u5bfc\u7387\u9ad8\u7684LiAlF4<\/sub>\u754c\u9762\u5c42\u6750\u6599\u3002\u8ba1\u7b97\u7ed3\u679c\u8868\u660e\u5728\u4e00\u4e2a\u5bbd\u7684\u7535\u5316\u5b66\u7a97\u53e3\u5185\u6c1f\u5316\u7269\u754c\u9762\u5c42\u662f\u70ed\u529b\u5b66\u7a33\u5b9a\u7684\u3002\u7a33\u5b9a\u800c\u4e14\u5177\u6709\u9ad8\u9502\u79bb\u5b50\u7535\u5bfc\u7387\u7684\u754c\u9762\u5c42\u80fd\u591f\u63d0\u9ad8Ni\u6210\u5206\u5f88\u9ad8\u7684NMC-811\u7535\u6781\u7684\u7a33\u5b9a\u6027\u800c\u4e14\u6ca1\u6709\u635f\u5931\u500d\u7387\u6027\u80fd\u3002\u5982\u679c\u901a\u8fc7\u5408\u7406\u7684\u6750\u6599\u8bbe\u8ba1\u5728\u7535\u6781\u548c\u7535\u89e3\u6db2\u4e4b\u95f4\u80fd\u591f\u5b58\u5728\u4e00\u79cd\u7a33\u5b9a\u7684\u754c\u9762\u6750\u6599\uff0c\u90a3\u4e48\u5177\u6709\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684\uff0c\u66f4\u957f\u7684\u5faa\u73af\u5bff\u547d\u7684\u9502\u79bb\u5b50\u7535\u6c60\u53ef\u80fd\u4f1a\u6709\u66f4\u591a\u7684\u5e94\u7528\uff0c\u6bd4\u5982\u6d88\u8d39\u7535\u5b50\uff0c\u7535\u52a8\u6c7d\u8f66\u751a\u81f3\u662f\u7535\u7f51\u7b49\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Atomic Layer Deposition of Stable LiAlF4<\/sub> Lithium Ion Conductive Interfacial Layer for Stable Cathode Cycling <\/a>(ACS Nano, 2017, DOI: 10.1021\/acsnano.7b02561)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u5b66\u672f\u7ec4Z. Chen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong>\u6d4b\u8bd5\u8c37<\/strong><\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

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