{"id":115692,"date":"2017-12-07T14:00:40","date_gmt":"2017-12-07T06:00:40","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=115692"},"modified":"2017-12-05T17:39:23","modified_gmt":"2017-12-05T09:39:23","slug":"%e8%a7%a3%e8%af%bbnano-lett-%ef%bc%9a%e8%81%9a%e5%90%88%e7%89%a9-%e6%97%a0%e6%9c%ba%e6%9d%82%e5%8c%96%e9%a2%97%e7%b2%92-%e6%8a%91%e5%88%b6%e8%b6%85%e5%bf%ab%e5%85%85%e9%94%82%e7%a6%bb%e5%ad%90","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=115692","title":{"rendered":"\u89e3\u8bfbNano lett.\uff1a\u805a\u5408\u7269-\u65e0\u673a\u6742\u5316\u9897\u7c92\u2014\u6291\u5236\u8d85\u5feb\u5145\u9502\u79bb\u5b50\u7535\u6c60\u4e2d\u7eb3\u7c73Li4Ti5O12\u8870\u51cf\u65b0\u65b9\u6848"},"content":{"rendered":"

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

\u949b\u9178\u9502\uff08Li4<\/sub>Ti5<\/sub>O12<\/sub>\uff0c\u7b80\u79f0LTO\uff09\u662f\u4e00\u79cd\u662f\u9ad8\u500d\u7387\u9502\u79bb\u5b50\u7535\u6c60\u7684\u8d1f\u6781\u6750\u6599\uff0c\u4e14\u5728\u591a\u6b21\u5145\u653e\u7535\u540e\u4f53\u79ef\u53d8\u5316\u5f88\u5c0f\uff0c\u4f7f\u5176\u6210\u4e3a\u957f\u5faa\u73af\u5bff\u547d\u8d1f\u6781\u7684\u7406\u60f3\u9009\u62e9\u3002\u7136\u800c\uff0cLTO\u5177\u6709\u975e\u5e38\u9ad8\u7684\u8868\u9762\u6d3b\u6027\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u5faa\u73af\u8fc7\u7a0b\u4e2d\u5f15\u8d77\u7535\u89e3\u6db2\u5206\u89e3\uff0c\u81f4\u4f7f\u5bb9\u91cf\u8870\u51cf\u3002\u5728\u5faa\u73af\u8fc7\u7a0b\u4e2d\uff0cLTO\u548c\u57fa\u4e8e\u78b3\u9178\u916f\u884d\u751f\u7269\u7684\u7535\u89e3\u6db2\u4f1a\u548c\u5176\u4e2d\u7684\u6b8b\u4f59\u75d5\u91cf\u6c34\u53cd\u5e94\u4ea7\u751f\u6c14\u4f53\uff0c\u8fd9\u4e9b\u6c14\u4f53\u4f1a\u5bfc\u81f4\u8f6f\u5305\u7535\u6c60\u81a8\u80c0\uff0c\u7ee7\u800c\u4ea7\u751f\u4e25\u91cd\u7684\u5b89\u5168\u95ee\u9898\u3002\u6291\u5236\u5bb9\u91cf\u8870\u51cf\u7684\u5e38\u7528\u65b9\u6cd5\u662f\u5728LTO\u9897\u7c92\u8868\u9762\u5305\u8986\u4fdd\u62a4\u5c42\u3002\u4e00\u822c\u79f0\u4e3a\u56fa\u4f53\u7535\u89e3\u8d28\u754c\u9762\u819c\uff08Solid-Electrolyte-Interphase\uff0c\u7b80\u79f0SEI\uff09\u7684\u8fd9\u79cd\u4fdd\u62a4\u5c42\u80fd\u591f\u9632\u6b62\u7535\u89e3\u8d28\u4e0e\u7535\u6781\u6d3b\u6027\u8868\u9762\u4e4b\u95f4\u7684\u63a5\u89e6\uff0c\u6291\u5236\u8868\u9762\u526f\u53cd\u5e94\u7684\u53d1\u751f\u3002\u7136\u800c\uff0c\u4e00\u822c\u7684\u4fdd\u62a4\u5c42\u662f\u901a\u8fc7\u7269\u7406\u5438\u9644\u9644\u7740\u4e8e\u6750\u6599\u8868\u9762\uff0c\u5728\u7535\u6781\u5236\u4f5c\u8fc7\u7a0b\u4e2d\u5bb9\u6613\u8131\u843d\uff0c\u65e0\u6cd5\u6709\u6548\u4fdd\u62a4\u672c\u4f53\u6750\u6599\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u8868\u9762\u526f\u53cd\u5e94\u5bfc\u81f4\u7684\u4ea7\u6c14\u95ee\u9898\u4e5f\u6ca1\u6709\u5f97\u5230\u8f83\u597d\u7684\u89e3\u51b3\u3002\u56e0\u6b64\uff0c\u5bfb\u627e\u4e00\u79cd\u5305\u8986\u5c42\u80fd\u591f\u7a33\u5b9a\u5f97\u4e0e\u672c\u4f53\u6750\u6599\u7ed3\u5408\u7684\u5305\u8986\u65b9\u6cd5\u548c\u5305\u8986\u6750\u6599\u6210\u4e3a\u4e86\u8fd1\u5e74\u6765\u7684\u7814\u7a76\u91cd\u70b9\u3002<\/p>\n

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

\u52a0\u62ff\u5927\u9b41\u5317\u514b\u6c34\u7535\u7814\u7a76\u9662\u80fd\u91cf\u50a8\u5b58\u548c\u8f6c\u6362\u90e8\u603b\u76d1Karim Zaghib\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7684\u7814\u7a76\u56e2\u961f\u5728Nano Letters<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cA New Avenue for Limiting Degradation in NanoLi4<\/sub>Ti5<\/sub>O12<\/sub> for Ultra-fast Charge Lithium-Ion Batteries: Hybrid Polymer-Inorganic Particles\u201d<\/strong>\u7684\u6587\u7ae0\u3002\u7814\u7a76\u56e2\u961f\u91c7\u7528\u4e00\u79cd\u7b80\u5355\u7684\u201c\u5ac1\u63a5\u201d\u65b9\u6cd5\u5c06\u758f\u6c34\u6027\u805a\u82ef\u4e59\u70ef\u56fa\u5b9a\u5728LTO\u7eb3\u7c73\u9897\u7c92\u8868\u9762\u6210\u58f3\uff0c\u5e76\u8bc4\u4f30\u4e86\u76f8\u5e94\u534a\u7535\u6c60\u548c\u5168\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd\u3002\u7ed3\u679c\u8868\u660e\u8be5\u58f3\u80fd\u591f\u6700\u5927\u9650\u5ea6\u7684\u6291\u5236\u7535\u6c60\u5bb9\u91cf\u8870\u51cf\uff0c\u51cf\u5c0f\u8868\u9762\u526f\u53cd\u5e94\u7684\u53d1\u751f\uff0c\u907f\u514d\u4ea7\u6c14\u3002<\/p>\n

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

\u56fe1<\/strong>\uff1a\u5f62\u6210\u805a\u5408\u7269-<\/strong>\u65e0\u673a\u6742\u5316\u7c92\u5b50\u7684\u53cd\u5e94\u6b65\u9aa4<\/strong><\/p>\n

\"\"<\/strong><\/p>\n

\u56fe2<\/strong>\uff1aPSD3<\/strong>\u7684FTIR<\/strong>\u56fe\u8c31\u548cTGA<\/strong>\u66f2\u7ebf<\/strong><\/p>\n

\"\"<\/p>\n

(a)PSD3\u7684FTIR\u5149\u8c31\uff1b<\/p>\n

(b)\u7a7a\u6c14\u6c1b\u56f4\u4e0b\u7684PSD3\u7684TGA\u6e29\u8c31\u56fe\u3002<\/p>\n

\u89e3\u8bfb\uff1a\u901a\u8fc7\u5bf9PSD3\u8fdb\u884c\u5085\u91cc\u53f6\u7ea2\u5916\u5149\u8c31(FTIR)\u548c\u70ed\u91cd\u5206\u6790(TGA)\u6d4b\u8bd5\uff0c\u8bc1\u660eLTO\u8868\u9762\u805a\u5408\u7269\u7684\u5b58\u5728\u3002FTIR\u5149\u8c31\u663e\u793a\u57282900cm-1<\/sup>\u5904\u5b58\u5728\u7532\u57fa\u4f38\u7f29\u7279\u5f81\u5cf0\uff0c1610cm-1<\/sup>\u5904\u5b58\u5728DBU\u7684C=N\u4f38\u7f29\u7279\u5f81\u5cf0\uff0c1210cm-1<\/sup>\u5904\u5b58\u5728\u548c\u919a\u952e\u76f8\u5173\u7279\u5f81\u5cf0\u3002\u53e6\u5916\uff0cTGA\u6e29\u8c31\u56fe\u786e\u5b9a\u4e86\u7ecf\u8fc7\u5145\u5206\u6d17\u6da4\u540e\u7684\u805a\u5408\u7269\u542b\u91cf\u4e3aLTO\u76848.5wt%\u3002<\/p>\n

\u56fe3<\/strong>\uff1aPSD1<\/strong>\u7684\u626b\u63cf\u900f\u5c04\u7535\u955c(STEM)<\/strong>\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u5747\u5300\u5305\u8986\u5c42\uff1b<\/p>\n

(b)\u4e0d\u5747\u5300\u5305\u8986\u5c42\uff1b<\/p>\n

(c)\u65e0\u5305\u8986\u5c42\u8868\u9762\uff1b<\/p>\n

(d)\u8868\u9762\u805a\u5408\u7269\u7684\u805a\u96c6\uff0c\u4e94\u89d2\u661f\u663e\u793a\u805a\u5408\u7269\u7684\u56e2\u805a\u3002<\/p>\n

\u89e3\u8bfb\uff1aSTEM\u56fe\u50cf\u663e\u793a\u5b9e\u9645LTO\u8868\u9762\u5305\u8986\u72b6\u6001\u3002\u7eb3\u7c73\u7ea7\u805a\u5408\u7269\u5305\u8986\u5c42\u6210\u529f\u5305\u8986\u5728LTO\u8868\u9762\uff0c\u4f46\u662f\u5e76\u4e0d\u5747\u5300\u3002<\/p>\n

\u56fe4<\/strong>\uff1aLTO-Li<\/strong>\u534a\u7535\u6c60\u7684\u7535\u538b-<\/strong>\u5bb9\u91cf\u66f2\u7ebf\u548c\u963b\u6297\u8c31\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u53c2\u8003\u6587\u732e\u7684LTO-Li\u534a\u7535\u6c60\u7535\u538b-\u5bb9\u91cf\u66f2\u7ebf\uff1b<\/p>\n

(b)\u6742\u5316LTO\u9897\u7c92-Li\u534a\u7535\u6c60\u7535\u538b\u5bb9\u91cf\u66f2\u7ebf\uff1b<\/p>\n

(c)72\u5c0f\u65f6\u6d6e\u52a8\u6d4b\u8bd5\u4e4b\u524d\u7684LTO-Li\u534a\u7535\u6c60\u7684\u5948\u594e\u65af\u7279\u56fe\uff1b<\/p>\n

(d)72\u5c0f\u65f6\u6d6e\u52a8\u6d4b\u8bd5\u4e4b\u540e\u7684LTO-Li\u534a\u7535\u6c60\u7684\u5948\u594e\u65af\u7279\u56fe\u3002<\/p>\n

\u89e3\u8bfb\uff1a\u901a\u8fc7\u534a\u7535\u6c60\u5145\u653e\u7535\u6d4b\u8bd5\u548c\u7535\u5316\u5b66\u963b\u6297\u6d4b\u8bd5\uff0c\u4e86\u89e3\u805a\u5408\u7269-\u65e0\u673a\u6742\u5316\u9897\u7c92\u5bf9\u672c\u4f53\u6750\u6599\u7684\u7535\u5316\u5b66\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u4ee5\u63a2\u7a76\u8be5\u65b9\u6848\u53ef\u884c\u6027\u3002\u5145\u653e\u7535\u6d4b\u8bd5\u8868\u660e\uff0c\u91c7\u7528CMC\/SBR\u6c34\u7cfb\u7c98\u7ed3\u5242\u6bd4\u91c7\u7528PVDF\u6cb9\u7cfb\u7c98\u7ed3\u5242\u5177\u6709\u66f4\u9ad8\u7684\u5bb9\u91cf\uff1b\u7531\u4e8e\u6da6\u6e7f\u6027\u66f4\u597d\uff0c\u5e26\u6709DBU\u7684\u805a\u5408\u7269\u58f3\u5177\u6709\u66f4\u9ad8\u7684\u5bb9\u91cf\u3002\u963b\u6297\u6d4b\u8bd5\u663e\u793a\uff0c\u5728\u6d6e\u52a8\u6d4b\u8bd5\u4e4b\u524d\uff0c\u91c7\u7528CMC\/SBR\u7684PSD1\u548cPSD3\u76f8\u6bd4\u91c7\u7528PVDF\u548cCMC\/SBR\u7684\u672a\u5904\u7406LTO\u5177\u6709\u66f4\u5927\u7684\u963b\u6297\uff0c\u8fd9\u662f\u7531\u4e8e\u4f5c\u4e3a\u7269\u7406\u5305\u8986\u5c42\u7684\u805a\u5408\u7269\u819c\u9650\u5236\u4e86\u79bb\u5b50\u4f20\u8f93\uff1b\u4f46\u662f\u572872\u5c0f\u65f6\u6d6e\u52a8\u6d4b\u8bd5\u540e\uff0cPSD1\u548cPSD3\u7684\u963b\u6297\u4e0b\u964d\u5230\u548c\u53c2\u8003\u6837\u76f8\u540c\u7684\u6c34\u51c6\uff0c\u8fd9\u4e00\u73b0\u8c61\u53ef\u80fd\u4e0e\u7535\u89e3\u6db2\u7684\u6d78\u6da6\u548c\u6eb6\u80c0\u5bfc\u81f4\u805a\u5408\u7269\u5305\u8986\u5c42\u4e2d\u9502\u79bb\u5b50\u901a\u9053\u7684\u5f62\u6210\u6709\u5173\uff1bPSD3\u6bd4PSD1\u963b\u6297\u66f4\u4f4e\u3002<\/p>\n

\u56fe5<\/strong>\uff1a25<\/strong>\uff0c0.2C<\/strong>\u500d\u7387\u6761\u4ef6\u4e0b\u6263\u5f0f\u7535\u6c60\u4e24\u5468\u5faa\u73af\u540e\u7684\u7535\u5316\u5b66\u6027\u80fd\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u53c2\u8003\u6587\u732e\u7684LFP-LTO\u7684\u7535\u538b-\u5bb9\u91cf\u66f2\u7ebf\uff1b<\/p>\n

(b)LFP-\u6742\u5316LTO\u7684\u7535\u538b\u5bb9\u91cf\u66f2\u7ebf\uff1b<\/p>\n

(c)\u572845\u2103\uff0c2.4V\u548c72\u5c0f\u65f6\u7684\u6d6e\u52a8\u6d4b\u8bd5\u540e\uff0c0.2C\u500d\u7387\u4e0b\u7684\u5145\u653e\u7535\u6548\u7387\u3002<\/p>\n

\u89e3\u8bfb\uff1a\u7535\u5316\u5b66\u6d4b\u8bd5\u663e\u793a\uff0c\u5728\u4e24\u5468\u5faa\u73af\u4e4b\u540e\uff0c\u6ca1\u6709\u5bb9\u91cf\u548c\u5145\u653e\u7535\u6548\u7387\u6ca1\u6709\u660e\u663e\u7684\u8870\u51cf\uff0c\u8fd9\u8bf4\u660e\u6742\u5316LTO\u7c92\u5b50\u80fd\u591f\u6291\u5236\u754c\u9762\u526f\u53cd\u5e94\uff0c\u9650\u5236\u8870\u51cf\uff1b\u7136\u800c\uff0cPSD3\u7684\u7535\u5316\u5b66\u6027\u80fd\u4e0b\u964d\u4e86\uff0c\u8fd9\u53ef\u80fd\u662f\u7531\u4e8e\u542b\u6709\u5927\u91cf\u7684DBU\u63d0\u9ad8\u4e86\u805a\u5408\u7269\u7684\u4eb2\u6c34\u6027\uff0c\u964d\u4f4e\u4e86\u58f3\u5bf9\u6c34\u7684\u6392\u65a5\u4f5c\u7528\uff0c\u5bfc\u81f4\u754c\u9762\u526f\u53cd\u5e94\u52a0\u5267\uff0c\u5bb9\u91cf\u548c\u6548\u7387\u8870\u51cf\u3002\u56e0\u6b64\uff0c\u5f53\u805a\u5408\u7269\u8986\u76d6\u65f6\uff0c\u4f5c\u4e3a\u7269\u7406\u5305\u8986\u5c42\u7684\u805a\u5408\u7269\u819c\u4f1a\u963b\u788d\u9502\u79bb\u5b50\u7684\u4f20\u8f93\uff0c\u7136\u540e\u4e0e\u5176\u5bf9\u8868\u9762\u526f\u53cd\u5e94\u7684\u6291\u5236\u4f5c\u7528\u76f8\u6bd4\uff0c\u9009\u62e9\u9002\u5f53\u542b\u91cf\u7684\u805a\u5408\u7269\u5305\u8986\u4e8eLTO\u7c92\u5b50\u8868\u9762\u80fd\u591f\u6700\u5927\u7a0b\u5ea6\u7684\u6291\u5236\u5bb9\u91cf\u548c\u6548\u7387\u8870\u51cf\u3002\u56e0\u6b64\uff0c1-3wt%\u7684\u805a\u5408\u7269\u819c\u5f62\u6210\u7684\u805a\u5408\u7269-LTO\u6742\u5316\u7c92\u5b50\uff0c\u5e76\u91c7\u7528SBR\/CMC\u7c98\u7ed3\u5242\u80fd\u591f\u6700\u5927\u7a0b\u5ea6\u7684\u63d0\u9ad8\u7535\u6c60\u7cfb\u7edf\u7684\u7535\u5316\u5b66\u6027\u80fd\u3002<\/p>\n

\u00a0<\/strong>\u56fe6<\/strong>\uff1a45<\/strong>\u2103\u548c1C<\/strong>\u4e0b\uff0cLFP-LTO<\/strong>\u5168\u7535\u6c60\u7684\u5faa\u73af\u6027\u80fd\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

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\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

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\u6587\u732e\u94fe\u63a5<\/strong>\uff1aA New Avenue for Limiting Degradation in NanoLi4<\/sub>Ti5<\/sub>O12<\/sub> for Ultra-fast Charge Lithium-Ion Batteries: Hybrid Polymer-Inorganic Particles.<\/a>\uff08Nano lett., 2017, DOI:10.1021\/acs.nanolett.7b03119\uff09<\/p>\n

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