{"id":59192,"date":"2016-01-01T06:30:48","date_gmt":"2015-12-31T22:30:48","guid":{"rendered":"\/\/m.iemloyee.com\/?p=59192"},"modified":"2017-03-04T22:37:17","modified_gmt":"2017-03-04T14:37:17","slug":"energy-environ-sci-%ef%bc%9a%e9%80%9a%e8%bf%87%e9%86%9a%e7%b1%bb%e5%9b%ba%e6%80%81%e7%94%b5%e8%a7%a3%e8%b4%a8%e6%8f%90%e9%ab%98%e7%a2%b3%e9%98%b3%e6%9e%81%e7%9a%84%e9%92%a0%e5%ad%98%e5%82%a8%e6%80%a7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=59192","title":{"rendered":"Energy Environ. Sci.\uff1a\u901a\u8fc7\u919a\u7c7b\u56fa\u6001\u7535\u89e3\u8d28\u63d0\u9ad8\u78b3\u9633\u6781\u7684\u94a0\u5b58\u50a8\u6027\u80fd"},"content":{"rendered":"

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

\u9ad8\u6bd4\u8868\u9762\u79ef\u78b3\uff08High specific surface area carbon \uff0cHSSAC\uff09\u662f\u4e00\u7c7b\u6709\u5e0c\u671b\u5e94\u7528\u4e8e\u94a0\u79bb\u5b50\u7535\u6c60\uff08sodium-ion batteries\uff0cSIBs\uff09\u7684\u9ad8\u5bb9\u91cf\u9633\u6781\u6750\u6599\u3002\u7136\u800c\uff0cHSSAC\u9633\u6781\u5728\u4f7f\u7528\u916f\u57fa\u7535\u89e3\u8d28\u7684\u7535\u6c60\u4e2d\u9996\u6b21\u5e93\u4ed1\u6548\u7387\uff08 initial coulombic efficiency \uff0cICE\uff09\u8f83\u4f4e\u3002\u8fd9\u79cd\u8f83\u4f4e\u7684\u521d\u59cb\u5e93\u4f26\u6548\u7387\u8fdb\u4e00\u6b65\u963b\u788d\u4e86HSSAC\u9633\u6781\u500d\u7387\u6027\u80fd\u3001\u957f\u671f\u7a33\u5b9a\u6027\u548c\u6bd4\u5bb9\u91cf\u7684\u63d0\u9ad8\u3002\u6e05\u534e\u5927\u5b66\u6df1\u5733\u7814\u7a76\u9662\u7684\u6768\u5168\u7ea2\u6559\u6388\u8bfe\u9898\u7ec4<\/strong>\u5c06\u7535\u89e3\u8d28\u6362\u4e3a\u4e86\u919a\u57fa\uff08 ether-based \uff09\u7535\u89e3\u8d28\uff0c\u8fd9\u79cd\u7b80\u6613\u6709\u6548\u7684\u65b9\u6cd5\u89e3\u51b3\u4e86HSSAC\u7684\u4e0a\u8ff0\u95ee\u9898\u3002<\/p>\n

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

\u6768\u5168\u7ea2\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u8bfe\u9898\u7ec4<\/strong>\u7684\u7814\u7a76\u6210\u679c\u53d1\u8868\u5728\u4e86Energy & Environmental Science<\/strong>\u4e0a\uff0c\u9898\u76ee\u4e3a\uff1aAchieving Superb Sodium Storage Performance on Carbon Anodes Through an Ether-Derived Solid Electrolyte Interphase\u3002\u8be5\u8bfe\u9898\u7ec4\u4ee5\u8fd8\u539f\u6c27\u5316\u77f3\u58a8\u70ef\uff08RGO\uff09\u9633\u6781\u4e3a\u4f8b\uff0c\u7814\u7a76\u4e86HSSAC\u9633\u6781\u5728\u919a\u57fa\uff08 ether-based \uff09\u7535\u89e3\u8d28\u4e2d\u7684\u7535\u5b66\u6027\u80fd\u3002\u4ed6\u4eec\u91c7\u7528\u7eaf\u94a0\u7b94\u7247\u4f5c\u4e3a\u5bf9\u7535\u6781\uff0c\u5c06\u4e09\u6c1f\u7532\u78fa\u9178\u94a0\uff08NaOTf\uff09\u6eb6\u89e3\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u4e2d\u4f5c\u4e3a\u7535\u89e3\u8d28\u3002\uff08\u540c\u65f6\u5c06NaOTf\u6eb6\u89e3\u5728\u78b3\u9178\u4e9a\u4e59\u916f\uff08EC\uff09\u548c\u78b3\u9178\u4e8c\u4e59\u916f\uff08DEC\uff09\u7684\u6df7\u5408\u7269\u4e2d\u4f5c\u4e3a\u5bf9\u7167\u7ec4\u3002\uff09<\/p>\n

\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u5728\u919a\u57fa\u7535\u89e3\u8d28\u4e2d\u7684rGO\u7535\u6781\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u7535\u5316\u5b66\u6027\u80fd\uff0c\u5176\u9996\u6b21\u5e93\u4ed1\u6548\u7387\u4e3a74.6\uff05\uff0c\u57280.1A g -1<\/sup>\u4e0b100\u6b21\u5faa\u73af\u540e\u7684\u53ef\u9006\u6bd4\u5bb9\u91cf\u4e3a509mAh g -1<\/sup>\uff0c\u540c\u65f6\u5176\u5177\u6709\u826f\u597d\u7684\u500d\u7387\u6027\u80fd\uff08\u57285A g-1<\/sup>\u4e0b\u4e3a196mAh g -1<\/sup>\uff09\uff0c\u548c\u957f\u671f\u7a33\u5b9a\u6027\uff081000\u6b21\u5faa\u73af\u540e\u7684\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a75.2\uff05\uff09\uff0c\u4f18\u4e8e\u5927\u591a\u6570\u7684\u78b3\u9633\u6781\u3002<\/p>\n

\u4f5c\u8005\u5c06\u8fd9\u79cd\u826f\u597d\u7684\u6027\u80fd\u5f52\u56e0\u4e8e\u5728\u919a\u57fa\u7535\u89e3\u8d28\u4e2d\u5f62\u6210\u7684\u7ed3\u6784\u7a33\u5b9a\uff0c\u5747\u5300\u81f4\u5bc6\u548c\u53ef\u79bb\u5b50\u4f20\u5bfc\u7684\u56fa\u4f53\u7535\u89e3\u8d28\u4e2d\u95f4\u76f8\uff08solid electrolyte interphase \uff0cSEI\uff09\u3002\u7531\u4e0e\u919a\u7535\u89e3\u8d28\u6539\u5584\u4e86SEI\u7684\u72ec\u7279\u6027\u8d28\uff0c\u94a0\u79bb\u5b50\u53ef\u5728\u5176\u4e2d\u7ec4\u5408\u6269\u6563\u5e76\u5b58\u50a8\u5728rGO\u4e2d\uff0c\u8fd9\u662f\u94a0\u5b58\u50a8\u6027\u80fd\u63d0\u9ad8\u7684\u5173\u952e\uff0c\u5e76\u4e14\u663e\u7740\u4e0d\u540c\u4e8e\u916f\u57fa\u6eb6\u5242\u4e2d\u5f62\u6210\u7684SEI\u3002\u8fd9\u79cdSEI\u7684\u4fee\u9970\u548c\u6539\u5584\u5e76\u4e0d\u4f9d\u8d56\u4e8eHSSAC\u9633\u6781\u7684\u7279\u5b9a\u5fae\u7ed3\u6784\u3002<\/p>\n

\u6ce8:\u4e8c\u7518\u9187\u4e8c\u7532\u919a\uff1aDiglyme\uff0cCH3<\/sub>OCH2<\/sub>CH2<\/sub>-O-CH2<\/sub>CH2<\/sub>OCH3<\/sub>\u00a0\uff1b\u4e09\u6c1f\u7532\u78fa\u9178\u94a0\uff1aNaOTf\uff0cNaCF3<\/sub>SO3\uff1b<\/sub>\u78b3\u9178\u4e9a\u4e59\u916f\uff1aEthylene carbonate\uff08EC\uff09\uff0cC3<\/sub>H4<\/sub>O3\uff1b<\/sub>\u78b3\u9178\u4e8c\u4e59\u916f\uff1aDiethyl carbonate\uff08DEC\uff09\uff0cC5<\/sub>H10<\/sub>O3\u3002<\/sub><\/p>\n

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

\u56fe1\uff1a\u4e0d\u540c\u7535\u89e3\u8d28\u4e2drGO\u7535\u6781\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08\u4e0d\u540c\u7684\u7535\u89e3\u8d28\uff1a\u2460NaOTf\uff08NaCF3<\/sub>SO3<\/sub>\u7684\u7f29\u5199\uff09\u6eb6\u89e3\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u4e2d\uff1b\u2461NaOTf\u6eb6\u89e3\u5728EC \/ DEC\u4e2d\uff0cEC\uff1a\u78b3\u9178\u4e9a\u4e59\u916f\uff0cDEC\uff1a\u78b3\u9178\u4e8c\u4e59\u916f\u3002\uff09<\/p>\n

\uff08a\uff090.1 A g -1<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u6052\u7535\u6d41\u5145\u653e\u7535\u66f2\u7ebf\u7684\u524d\u4e24\u4e2a\u5faa\u73af\uff1b<\/p>\n

\uff08b\uff090.1 A g -1<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u7ecf\u8fc7100\u4e2a\u5faa\u73af\u540e\u7684\u6bd4\u5bb9\u91cf\u548c\u5e93\u4f26\u6548\u7387\uff1b<\/p>\n

\uff08c\uff090.05 A g -1<\/sup>\u81f35 A g -1<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u901f\u7387\u6027\u80fd\uff1b<\/p>\n

\uff08d\uff091 A g-1<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u4e24\u79cd\u7535\u89e3\u8d28\u7684\u5faa\u73af\u6027\u80fd\uff1b<\/p>\n

\uff08e\uff09\u57280.2 mV s -1<\/sup>\u7684\u626b\u63cf\u901f\u7387\u4e0b\uff0c\u524d\u4e24\u4e2a\u5faa\u73af\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

\uff08f\uff09\u7b2c\u4e00\u4e2a\u5faa\u73af\u540e\u7684\u7535\u5316\u5b66\u963b\u6297\u8c31\uff08EIS\uff09\u3002<\/p>\n

\u56fe2\uff1arGO\u7535\u6781\u5728\u4e0d\u540c\u7535\u89e3\u8d28\u4e2d\u7684\u7535\u5316\u5b66\u673a\u7406\u7684\u5206\u6790\u6bd4\u8f83<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09NaOTf\u6eb6\u89e3\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u4e2d\u4f5c\u4e3a\u7535\u89e3\u8d28\uff0c2 mV s -1<\/sup>\u81f32 mV s -1<\/sup>\u7684\u5404\u79cd\u626b\u63cf\u901f\u7387\u4e0b\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

\uff08b\uff09NaOTf\u6eb6\u89e3\u5728EC \/ DEC\u4e2d\u4f5c\u4e3a\u7535\u89e3\u8d28\uff0c2 mV s -1<\/sup>\u81f32 mV s -1<\/sup>\u7684\u5404\u79cd\u626b\u63cf\u901f\u7387\u4e0b\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

\uff08c\uff09 NaOTf\u6eb6\u89e3\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u4e2d\u4f5c\u4e3a\u7535\u89e3\u8d28\uff0c\u5404\u9009\u62e9\u533a\u57df\u7684b\u503c\uff1b<\/p>\n

\uff08d\uff09 NaOTf\u6eb6\u89e3\u5728EC \/ DEC\u4e2d\u4f5c\u4e3a\u7535\u89e3\u8d28\uff0c\u5404\u9009\u62e9\u533a\u57df\u7684b\u503c\u3002<\/p>\n

\uff08\u53cc\u7535\u5c42\u7535\u5bb9\u548c\u8d5d\u7535\u5bb9\u7684\u7535\u8377\u5b58\u50a8\u53ef\u4ee5\u6839\u636e i=av ^b<\/em>\u8fdb\u884c\u5206\u6790\uff0c\u5176\u4e2d\u6d4b\u91cf\u7684\u7535\u6d41i\u9075\u5b88\u4e0e\u626b\u63cf\u901f\u7387v\u7684\u5e42\u5f8b\u5173\u7cfb\u3002a\u548cb\u90fd\u662f\u53ef\u8c03\u8282\u7684\u53c2\u6570\uff0c\u5e76\u4e14\u6839\u636elog(i) \u5bf9log(v) \u56fe\u7684\u659c\u7387\u786e\u5b9ab\u6307\u6570\u503c\u3002\uff09<\/p>\n

\u56fe3\uff1a\u5728\u4e0d\u540c\u6eb6\u5242\u4e2d\u5faa\u73af\u540e\u7684rGO\u7535\u6781\u7684\u5f62\u6001\u6bd4\u8f83<\/strong><\/p>\n

\"\"
\n\uff08a\uff09\u521d\u59cbrGO\u7535\u6781\uff0c\uff08b\uff09\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u4e2d\u5faa\u73af\u540e\u7684rGO\u7535\u6781\u548c\uff08c\uff09\u5728EC \/ DEC\u4e2d\u5faa\u73af\u540e\u7684rGO\u7535\u6781\u7684SEM\u56fe\u50cf;<\/p>\n

\uff08d\uff09\u521d\u59cbrGO\u7535\u6781\uff0c\uff08e\uff09\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u4e2d\u5faa\u73af\u540e\u7684rGO\u7535\u6781\u548c\uff08f\uff09\u5728EC \/ DEC\u4e2d\u5faa\u73af\u540e\u7684rGO\u7535\u6781\u7684\u4f4e\u5206\u8fa8\u7387TEM\u56fe\u50cf;<\/p>\n

\uff08g\uff09\u521d\u59cbrGO\u7535\u6781\uff0c\uff08h\uff09\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u4e2d\u5faa\u73af\u540e\u7684rGO\u7535\u6781\u548c\uff08i\uff09\u5728EC \/ DEC\u4e2d\u5faa\u73af\u540e\u7684rGO\u7535\u6781\u7684\u9ad8\u5206\u8fa8\u7387TEM\u56fe\u50cf\u3002<\/p>\n

\u56fe4\uff1a\u4e0d\u540c\u6eb6\u5242\u4e2drGO\u7535\u6781\u5f62\u6210\u7684SEI\u7ec4\u5206\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09F 1s\u7684\u9ad8\u5206\u8fa8\u7387XPS\u5149\u8c31\uff1b<\/p>\n

\uff08b\uff09\u521d\u59cb\uff0c\u919a\uff0c\u916f\uff0c\u919a-60s\u548c\u916f-60s\u7535\u6781\u7684S 2p3\/2<\/sub>\u9ad8\u5206\u8fa8\u7387XPS\u5149\u8c31\u3002<\/p>\n

\u56fe5\uff1a\u4e0d\u540c\u7535\u89e3\u8d28\u4e2dSEI\u7684\u4e0d\u540c\u7ec4\u5206\u53ca\u5176\u4e0e\u94a0\u5b58\u50a8\u7684\u76f8\u5173\u6027<\/strong><\/p>\n

\"\"<\/p>\n

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

\u5b9e\u9a8c\u8868\u660e\uff0c\u5728\u4e8c\u7518\u9187\u4e8c\u7532\u919a\u7535\u89e3\u8d28\u4e2d\u7684rGO\u9633\u6781\u5177\u6709\u826f\u597d\u7684\u94a0\u50a8\u5b58\u6027\u80fd\uff0c\u8fd9\u662f\u7531\u4e8erGO\u5728\u919a\u57fa\u7535\u89e3\u8d28\u4e2d\u5f62\u6210\u7684\u7ed3\u6784\u7a33\u5b9a\uff0c\u5747\u5300\u81f4\u5bc6\u548c\u53ef\u79bb\u5b50\u4f20\u5bfcSEI\u5c42\u3002\u8fd9\u8868\u660e\uff0c\u53ef\u4ee5\u901a\u8fc7\u5229\u7528\u919a\u7535\u89e3\u8d28\u6765\u6539\u53d8HSSAC\u9633\u6781\u4e0a\u7684SEI\u7ed3\u6784\uff0c\u4ee5\u5b9e\u73b0HSSAC\u9633\u6781\u7684\u7684\u9ad8ICE\uff0c\u8fd9\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u5177\u6709\u5e7f\u9614\u524d\u666f\u3002<\/p>\n

\u8fd9\u79cdSEI\u7684\u4fee\u9970\u548c\u6539\u5584\u5e76\u4e0d\u4f9d\u8d56\u4e8eHSSAC\u9633\u6781\u7684\u7279\u5b9a\u5fae\u7ed3\u6784\uff0c\u56e0\u6b64\u8fd9\u79cd\u6539\u5584\u65b9\u6cd5\u4e0d\u4ec5\u9002\u7528\u4e8e\u94a0\u79bb\u5b50\u7535\u6c60\uff0c\u8fd8\u5305\u62ec\u5176\u4ed6\u91d1\u5c5e\u79bb\u5b50\u7535\u6c60\uff0c\u5e76\u4e14\u5c06\u8fdb\u4e00\u6b65\u4fc3\u8fdb\u919a\u57fa\u7535\u89e3\u8d28\u5728\u975e\u78b3\u9633\u6781\u4e2d\u7684\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Achieving Superb Sodium Storage Performance on Carbon Anodes Through an Ether-Derived Solid Electrolyte Interphase <\/a>(Energy & Environmental Science, 2017., DOI: 10.1039\/C6EE03367A)<\/p>\n

\u8be5\u6587\u732e\u6c47\u603b\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u7eb3\u7c73\u6750\u6599\u7ec4mengya<\/strong>\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\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\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/u><\/a>\u3002<\/p>\n

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