{"id":204957,"date":"2020-07-07T12:00:54","date_gmt":"2020-07-07T04:00:54","guid":{"rendered":"\/\/m.iemloyee.com\/?p=204957"},"modified":"2020-07-07T11:11:10","modified_gmt":"2020-07-07T03:11:10","slug":"%e5%b7%b2%e6%a0%a1%e7%a8%bf%e4%bb%b6-%e5%a4%a9%e5%a4%a7%e7%bd%97%e5%8a%a0%e4%b8%a5%e7%ad%89%e4%ba%ba-afm%ef%bc%9a%e5%88%a9%e7%94%a8%e5%9b%ba%e4%bd%93%e7%94%b5%e8%a7%a3%e8%b4%a8%e7%95%8c%e9%9d%a2","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=204957","title":{"rendered":"\u5929\u5927\u7f57\u52a0\u4e25\u7b49\u4eba AFM\uff1a\u5229\u7528\u56fa\u4f53\u7535\u89e3\u8d28\u754c\u9762\u7a33\u5b9a\u5177\u6709\u9ad8\u5bb9\u91cf\u3001\u9ad8\u9502\u5229\u7528\u7387\u3001\u8d2b\u7535\u89e3\u8d28\u7684\u9ad8\u538b\u9502\u91d1\u5c5e\u7535\u6c60\u7684\u8d1f\/\u6b63\u6781"},"content":{"rendered":"
\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n \u8fd1\u5e74\u6765\uff0c\u7531\u4e8e\u5e02\u573a\u9700\u6c42\u7684\u5feb\u901f\u589e\u957f\uff0c\u5177\u6709\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684\u53ef\u518d\u5145\u7535\u7535\u6c60\u88ab\u5e7f\u6cdb\u5173\u6ce8\u3002\u6839\u636e\u516c\u5f0fE=CV\u77e5\uff0c\u7535\u6c60\u7684\u6bd4\u80fd\uff08E\uff09\u7531\u7535\u6c60\u7684\u6bd4\u5bb9\u91cf\uff08C\uff09\u548c\u5de5\u4f5c\u7535\u538b\uff08V\uff09\u786e\u5b9a\u3002\u56e0\u6b64\uff0c\u63d0\u9ad8\u7535\u6781\u7684\u6bd4\u5bb9\u91cf\u3001\u6269\u5927\u8d1f\u6781\u548c\u6b63\u6781\u95f4\u7684\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002\u76ee\u524d\uff0c\u57fa\u4e8eLiNi0.8<\/sub>Co0.1<\/sub>Mn0.1<\/sub>O2<\/sub>\uff08NCM811\uff09\u6b63\u6781\u7684\u9502\u91d1\u5c5e\u7535\u6c60\uff08LMBs\uff09\u5177\u6709\u9ad8\u6bd4\u5bb9\u91cf\uff08>200 mAh g-1<\/sup>\uff09\u548c\u76f8\u5bf9\u4e8eLi\/Li+<\/sup>\u4e3a4.5 V\u7684\u9ad8\u5de5\u4f5c\u7535\u538b\uff0c\u88ab\u8ba4\u4e3a\u662f\u4e00\u79cd\u5f88\u6709\u524d\u666f\u7684\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7535\u6c60\u3002\u4e3a\u4e86\u83b7\u5f97\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684\u7535\u6c60\uff0c\u9700\u8981\u7cbe\u786e\u63a7\u5236\u6709\u673a\u7535\u89e3\u8d28\u4e2d\u7684\u8d1f\u6781\u7a33\u5b9a\u6027\u3001\u9762\u79ef\u5bb9\u91cf\u3001\u7535\u8377\u622a\u6b62\u7535\u538b\u7b49\u8be6\u7ec6\u53c2\u6570\u3002\u7136\u800c\uff0c\u5f00\u53d1\u4e00\u79cd\u5b9e\u7528\u7684Li||NCM811\u7535\u6c60\u4ecd\u7136\u9762\u4e34\u5de8\u5927\u7684\u6311\u6218\uff0c\u56e0\u4e3aLi\u679d\u6676\u4f1a\u5bfc\u81f4\u5f62\u6210\u4e0d\u7a33\u5b9a\u7684\u56fa\u4f53\u7535\u89e3\u8d28\u4e2d\u95f4\u76f8\uff08SEI\uff09\u3002\u867d\u7136\u901a\u8fc7\u8c03\u8282\u529f\u80fd\u6027\u6dfb\u52a0\u5242\u7b49\u7b56\u7565\u6709\u52a9\u4e8e\u63d0\u9ad8\u7535\u6c60\u7684\u80fd\u91cf\u5bc6\u5ea6\uff0c\u4f46\u662f\u53ef\u80fd\u4f1a\u5ffd\u7565\u4e0d\u826f\u7684\u7535\u89e3\u8d28\u7c98\u5ea6\u3001\u6bd2\u6027\u7b49\u56e0\u7d20\u3002\u56e0\u6b64\uff0c\u5728\u5546\u4e1a\u5316LIBs\u7cfb\u7edf\u7684\u57fa\u7840\u4e0a\uff0c\u91c7\u7528\u7b80\u5355\u6613\u884c\u7684\u6280\u672f\u8bbe\u8ba1\u51fa\u5b9e\u7528\u7684\u9ad8\u80fd\u91cf\u5bc6\u5ea6LMBs\u5177\u6709\u5f88\u5927\u7684\u6311\u6218\u6027\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u57fa\u4e8e\u6b64\uff0c\u5929\u6d25\u5927\u5b66\u7684\u7f57\u52a0\u4e25\u6559\u6388\u548c\u7535\u6e90\u79d1\u5b66\u4e0e\u6280\u672f\u56fd\u5bb6\u91cd\u70b9\u5b9e\u9a8c\u5ba4\u7684Xingjiang Liu\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba<\/strong>\u8054\u5408\u62a5\u9053\u4e86\u4e00\u79cd\u542b\u6709\u4e09\uff08\u4e09\u7532\u57fa\u7845\u57fa\uff09\u78f7\u9178\u76d0\uff08TTSP\uff09\u6dfb\u52a0\u5242\u7684\u916f\u57fa\u7535\u89e3\u8d28\uff0c\u8be5\u6dfb\u52a0\u5242\u80fd\u5728\u8d1f\u6781\u548c\u6b63\u6781\u4e0a\u5f62\u6210\u7a33\u5b9a\u7684\u56fa\u4f53\u7535\u89e3\u8d28\u754c\u9762\u3002\u5176\u4e2d\uff0c\u6dfb\u52a0\u5242\u5728\u916f\u7c7b\u6eb6\u5242\u4e4b\u524d\u5206\u89e3\uff0c\u5e76\u5728\u4e24\u4e2a\u7535\u6781\u4e0a\u5f62\u6210\u5177\u6709\u79bb\u5b50\u5bfc\u7535\u6027\u548c\u575a\u56fa\u6027\u7684\u5bcc\u542bPand-Si\u7684\u754c\u9762\u3002\u56e0\u6b64\uff0c\u5728\u5b9e\u9645\u6761\u4ef6\u4e0b\uff0c\u6bd4\u80fd\u91cf\u4e3a373 Wh kg-1<\/sup>\u7684\u9502\u91d1\u5c5e\u7535\u6c60\uff08LMBs\uff09\u7684\u4f7f\u7528\u5bff\u547d\u53ef\u8fbe\u523080\u6b21\u4ee5\u4e0a\uff0c\u5176\u4e2d\u6b63\/\u8d1f\u6781\u5bb9\u91cf\u6bd4\u4f4e\u8fbe2.3\uff0c\u6b63\u6781\u9762\u79ef\u5bb9\u91cf\u9ad8\u8fbe4.5 mAh cm-2\uff0c\u9ad8\u7535\u538b\u4e3a4.5 V\uff0c\u8d2b\u7535\u89e3\u8d28\u4e3a2.8 \u00b5L mAh-1<\/sup>\u3002\u901a\u8fc7\u8fdb\u4e00\u6b65\u7ec4\u88c5\u5f62\u6210\u4e00\u4e2a4.5 V\u7684\u888b\u5f0f\u7535\u6c60\uff0c\u4ee5\u6f14\u793a\u9762\u79ef\u5bb9\u91cf\u5206\u522b\u4e3a10.2\u548c9.4 mAh cm-2<\/sup>\u7684\u78f7\u9178\u4e09\uff08\u4e09\u7532\u57fa\u7845\u57fa\uff09\u6dfb\u52a0\u5242\u5728\u8d1f\u6781\u548c\u6b63\u6781\u4e0a\u7684\u5b9e\u9645\u5e94\u7528\u3002\u603b\u4e4b\uff0c\u8be5\u5de5\u4f5c\u5c06\u63d0\u4f9b\u4e00\u79cd\u4e0e\u5f53\u524dLIBs\u5236\u9020\u7cfb\u7edf\u517c\u5bb9\u7684\u6709\u6548\u7535\u89e3\u8d28\u4f18\u5316\u7b56\u7565\uff0c\u5e76\u4e3a\u5177\u6709\u9ad8\u6bd4\u80fd\u91cf\u3001\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684\u4e0b\u4e00\u4ee3LMBs\u94fa\u5e73\u9053\u8def\u3002\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cStabilizing Solid Electrolyte Interphases on Both Anode and Cathode for High Areal Capacity, High-Voltage Lithium Metal Batteries with High Li Utilization and Lean Electrolyte\u201d<\/strong>\u53d1\u5e03\u5728\u56fd\u9645\u8457\u540d\u671f\u520aAdv. Funct. Mater.<\/strong>\u4e0a\u3002<\/p>\n \u3010\u56fe\u6587\u89e3\u8bfb\u3011<\/strong><\/p>\n \u56fe\u4e00\u3001Li||NCM811\u5168\u7535\u6c60\u5728\u5b9e\u9645\u6761\u4ef6\u4e0b\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong> \uff08b\uff09\u4f7f\u7528\u542b\u6709TTSP\u7684\u7535\u89e3\u8d28\uff0c\u5177\u670950 \u00b5m Li\u7b94\u548c9.4 mAh cm-2<\/sup> NCM811\u6b63\u6781\u7684Li||NCM811\u888b\u5f0f\u7535\u6c60\u7684\u7535\u538b\u66f2\u7ebf\u3002<\/p>\n \u56fe\u4e8c\u3001\u4f18\u5316\u6dfb\u52a0\u5242\u4ee5\u5728\u9502\u91d1\u5c5e\u8d1f\u6781\u4e0a\u7a33\u5b9aSEI<\/strong> \uff08b\uff09\u5728\u5177\u6709\u4e0d\u540c\u6dfb\u52a0\u5242\u7684EC\/DEC\u7535\u89e3\u8d28\u4e2d\u4f7f\u75281 M LiPF6<\/sub>\uff0c\u5f53\u7535\u6d41\u5bc6\u5ea6\u4e3a0.5 mA cm-2<\/sup>\u3001\u6c89\u79ef\u5bb9\u91cf\u4e3a0.5 mAh cm-2<\/sup>\u65f6\uff0cLi||Cu\u534a\u7535\u6c60\u7684\u5e93\u4f26\u6548\u7387\uff1b<\/p>\n \uff08c\uff09\u4e0d\u540c\u6dfb\u52a0\u5242\u7684\u9502\u6210\u6838\u7684\u7535\u538b-\u65f6\u95f4\u66f2\u7ebf\uff1b<\/p>\n \uff08d\uff09\u4e0d\u540c\u6dfb\u52a0\u5242\u7684\u9502\u6210\u6838\u8fc7\u7535\u52bf\u3002<\/p>\n \u56fe\u4e09\u3001\u9502\u91d1\u5c5e\u8d1f\u6781\u7684SEI\u7684\u8868\u5f81<\/strong> \uff08b\uff09\u57280.01-3 V\u7684CV\u6d4b\u8bd5\u540e\uff0c\u5728EC\/DEC\u4e2d\u76841 M LiPF6<\/sub>\u542bTTSP\u7535\u89e3\u8d28\u4e2d\u3001Cu\u886c\u5e95\u4e0a\u5f62\u6210SEI\u5c42\u7684XPS\u5149\u8c31\uff1b<\/p>\n \uff08c-d\uff09\u5728\u57fa\u51c6\u7535\u89e3\u8d28\u4e2d\u5faa\u73af\u540e\uff0c\u9502\u91d1\u5c5e\u8d1f\u6781\u7684\u4fef\u89c6\u56fe\u548c\u622a\u9762SEM\u56fe\u50cf\uff1b<\/p>\n \uff08e-f\uff09\u5728\u542bTTSP\u7684\u7535\u89e3\u8d28\u4e2d\u5faa\u73af\u540e\uff0c\u9502\u91d1\u5c5e\u8d1f\u6781\u7684\u4fef\u89c6\u56fe\u548c\u622a\u9762SEM\u56fe\u3002<\/p>\n \u56fe\u56db\u3001Li||NCM811\u5168\u7535\u6c60\u5728EC\/DEC\u57fa\u51c6\u7535\u89e3\u8d28\u548c\u542bTTSP\u7684\u7535\u89e3\u8d28\u57281 M LiPF6<\/sub>\u4e2d\u5145\u7535\u7535\u538b\u4e3a4.3 V\u65f6\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong> \uff08c-d\uff09\u5177\u670910.2 mAh cm-2<\/sup> Li||4.8 mAh cm-2<\/sup> NCM811\u7535\u6c60\u7684\u5faa\u73af\u6027\u80fd\u548c\u76f8\u5e94\u7684\u7535\u538b\u66f2\u7ebf\u3002<\/p>\n \u56fe\u4e94\u3001\u5faa\u73afNCM811\u6b63\u6781\u4e0aCEI\u7684\u8868\u5f81<\/strong> \uff08c-d\uff09\u542b\u6709TTSP\u7684\u7535\u89e3\u8d28\u4e2d\u5faa\u73afNCM811\u7684TEM\u56fe\u548cXPS\u5149\u8c31\uff1b<\/p>\n \uff08e\uff09\u5728\u542b\u6709TTSP\u7684\u7535\u89e3\u8d28\u4e2d\u5faa\u73af\u540e\uff0cNCM811\u6b63\u6781\u7684EDX\u56fe\u8c31\u3002<\/p>\n \u56fe\u516d\u3001\u753150 \u00b5m Li\u7b94\u548cNCM811\u6784\u62104.5 V Li||NCM811\u5168\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong> \uff08b\uff09\u5177\u67092.5 mAh cm-2<\/sup> NCM811\u6b63\u6781\u548c10.2 mAh cm-2<\/sup> Li\u91d1\u5c5e\u8d1f\u6781\u76844.5 V\u7535\u6c60\u7684\u5faa\u73af\u6027\u80fd\uff1b<\/p>\n \uff08c-e\uff09\u5177\u67099.9 mAh cm-2<\/sup> NCM811\u6b63\u6781\u548c10.2 mAh cm-2<\/sup> Li\u91d1\u5c5e\u8d1f\u6781\u76844.5 V\u7535\u6c60\u7684\u5faa\u73af\u6027\u80fd\u3001\u57fa\u51c6\u7535\u89e3\u8d28\u548c\u542bTTSP\u7535\u89e3\u8d28\u7684\u76f8\u5e94\u7535\u538b\u66f2\u7ebf\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u7efc\u4e0a\u6240\u8ff0\uff0c\u5728\u9502\u91d1\u5c5e\u8d1f\u6781\u548c\u6b63\u6781\u4e0a\u5f62\u6210\u7684\u4e0d\u7a33\u5b9a\u7684\u4e2d\u95f4\u76f8\u5c42\u963b\u788d\u4e86\u4e0e\u9ad8Ni\u542b\u91cf\u6b63\u6781\u914d\u5bf9\u7684LMBs\u7684\u5546\u4e1a\u5316\u3002TTSP\u4f5c\u4e3a\u4e00\u79cd\u591a\u529f\u80fd\u6dfb\u52a0\u5242\uff0c\u53ef\u4ee5\u589e\u5f3a\u916f\u57fa\u7535\u89e3\u8d28\u5e76\u63d0\u9ad8\u5177\u6709\u9ad8\u7535\u538b\u548c\u9ad8\u9762\u79ef\u5bb9\u91cf\u7684LMBs\u7684\u7a33\u5b9a\u6027\u3002\u5bf9\u6bd4\u57fa\u51c6\u7535\u89e3\u8d28\uff0c\u901a\u8fc7TTSP\u7684\u8fd8\u539f\u6027\u548c\u6c27\u5316\u6027\uff0c\u53ef\u4ee5\u540c\u65f6\u5728Li\u91d1\u5c5e\u8d1f\u6781\u548cNCM811\u6b63\u6781\u4e0a\u540c\u65f6\u5f62\u6210\u575a\u56fa\u7684\u5bcc\u542bSi\u548cP\u7684\u56fa\u4f53\u7535\u89e3\u8d28\u76f8\u754c\u9762\u8584\u819c\u3002\u5728\u5b9e\u9645\u6761\u4ef6\u4e0b\uff0c\u501f\u52a9TTSP\u6dfb\u52a0\u5242\u53ef\u5b9e\u73b0373 Wh kg-1<\/sup>\u7684\u9ad8\u6bd4\u80fd\uff0cN\/P\u6bd4\u4e3a2.3\uff0c\u9762\u5bb9\u91cf\u4e3a4.5 mAh cm-2<\/sup>\uff0c\u9ad8\u7535\u538b\u4e3a4.5 V\uff0c\u7a00\u7535\u89e3\u8d28\u4e3a2.8 \u00b5L mAh-1<\/sup>\u3002\u603b\u4e4b\uff0c\u8be5\u7b56\u7565\u6709\u671b\u4e3a\u542b\u916f\u57fa\u7535\u89e3\u8d28\u7684\u7535\u6c60\u63d0\u4f9b\u4e00\u79cd\u7b80\u4fbf\u4e14\u6709\u524d\u9014\u7684\u6280\u672f\uff0c\u5e76\u4e3a\u4e0b\u4e00\u4ee3\u9ad8\u80fd\u91cf\u5bc6\u5ea6LMBs\u94fa\u5e73\u9053\u8def\u3002<\/p>\n
\n
\uff08a\uff09\u6709\u65e0TTSP\u6dfb\u52a0\u5242\u7684EC\/DEC\u7535\u89e3\u8d28\u57281 M LiPF6<\/sub>\u4e2d\u7684Li||NCM811\u5168\u7535\u6c60\u57280.1 C\u5145\u7535\/0.3 C\u653e\u7535\u901f\u7387\u4e0b\u7684\u5faa\u73af\u6027\u80fd\uff1b<\/p>\n
\n
\uff08a\uff09\u5404\u79cd\u5546\u4e1a\u6dfb\u52a0\u5242\u7684\u5206\u5b50\u7ed3\u6784\uff1b<\/p>\n
\n
\uff08a\uff09\u57280.01-3 V\u7684CV\u6d4b\u8bd5\u540e\uff0c\u5728EC\/DEC\u57fa\u51c6\u7535\u89e3\u8d28\u4e2d\u76841 M LiPF6<\/sub>\u4e2d\u3001Cu\u886c\u5e95\u4e0a\u5f62\u6210SEI\u5c42\u7684XPS\u5149\u8c31\uff1b<\/p>\n
\n
\uff08a-b\uff09\u5177\u670910.2 mAh cm-2<\/sup> Li||2.1 mAh cm-2<\/sup> NCM811\u7535\u6c60\u7684\u5faa\u73af\u6027\u80fd\u548c\u76f8\u5e94\u7684\u7535\u538b\u66f2\u7ebf\uff1b<\/p>\n
\n
\uff08a-b\uff09\u5728\u57fa\u51c6\u7535\u89e3\u6db2\u4e2d\u5faa\u73af\u7684NCM811\u7684TEM\u56fe\u548cXPS\u5149\u8c31\uff1b<\/p>\n
\n
\uff08a\uff09\u5728\u4e0d\u540c\u6b63\u6781\u9762\u79ef\u5bb9\u91cf\u4e0b\uff0c\u5145\u6ee1\u7535\u7684\u7535\u6c60\u7535\u538b\u5206\u522b\u4e3a4.3\u548c4.5 V\uff1b<\/p>\n