{"id":125079,"date":"2018-02-08T06:30:46","date_gmt":"2018-02-07T22:30:46","guid":{"rendered":"\/\/m.iemloyee.com\/?p=125079"},"modified":"2018-02-07T19:24:57","modified_gmt":"2018-02-07T11:24:57","slug":"%e5%93%88%e5%b7%a5%e5%a4%a7adv-funct-mater-%ef%bc%9a%e7%9f%b3%e5%a2%a8%e7%83%af%e5%8c%85%e8%a3%b9%e7%9a%84%e5%8d%95%e7%9b%b8%e7%bb%93%e6%9e%84%e7%9a%84%e6%b7%b7%e5%90%88%e9%87%91%e5%b1%9e%e7%a2%b3","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=125079","title":{"rendered":"\u54c8\u5de5\u5927Adv. Funct. Mater.\uff1a\u77f3\u58a8\u70ef\u5305\u88f9\u7684\u5355\u76f8\u7ed3\u6784\u7684\u6df7\u5408\u91d1\u5c5e\u78b3\u9178\u76d0\u590d\u5408\u6750\u6599\u7684\u53ef\u63a7\u5236\u5907\u53ca\u5176\u9ad8\u6548\u7684\u50a8\u9502\u6027\u80fd"},"content":{"rendered":"
\u5f15\u8a00<\/strong><\/p>\n \u5546\u4e1a\u5316\u7684\u9502\u79bb\u5b50\u7535\u6c60\uff08LIBs\uff09\u4e3b\u8981\u91c7\u7528\u77f3\u58a8\u7c7b\u8d1f\u6781\u6750\u6599\uff0c\u4f46\u662f\u5176\u8f83\u4f4e\u7684\u6bd4\u5bb9\u91cf\uff08372mAh g-1<\/sup>\uff09\u6781\u5927\u5730\u9650\u5236\u4e86\u9502\u79bb\u5b50\u7535\u6c60\u7684\u8fdb\u4e00\u6b65\u5e94\u7528\u3002\u800c\u8f6c\u6362\u53cd\u5e94\u578b\u8d1f\u6781\u6750\u6599\u7531\u4e8e\u5176\u5177\u6709\u8f83\u9ad8\u7684\u7406\u8bba\u6bd4\u5bb9\u91cf\u548c\u7535\u5316\u5b66\u6d3b\u6027\uff0c\u53d7\u5230\u4e86\u4eba\u4eec\u7684\u5e7f\u6cdb\u5173\u6ce8\u3002\u5176\u4e2d\uff0c\u76f8\u6bd4\u4e8e\u8fc7\u6e21\u91d1\u5c5e\u6c27\u5316\u7269\uff08TMOs\uff09\uff0c\u8fc7\u6e21\u91d1\u5c5e\u78b3\u9178\u76d0\uff08TMCs\uff09\u5f80\u5f80\u5177\u6709\u66f4\u9ad8\u7684\u7406\u8bba\u6bd4\u5bb9\u91cf\u548c\u66f4\u4f4e\u7684\u751f\u4ea7\u6210\u672c\u3002\u7136\u800c\uff0cTMCs\u8f83\u4f4e\u7684\u79bb\u5b50\/\u7535\u5b50\u4f20\u8f93\u901f\u7387\u548c\u8131\u5d4c\u9502\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u4f53\u79ef\u81a8\u80c0\u5bfc\u81f4\u5176\u8f83\u5dee\u7684\u5faa\u73af\u6027\u80fd\u548c\u500d\u7387\u6027\u80fd\u3002\u867d\u7136\u5c06\u4e24\u79cd\u91d1\u5c5e\u5143\u7d20\u8fdb\u884c\u590d\u5408\uff0c\u5f62\u6210\u5177\u6709\u5355\u76f8\u7ed3\u6784\u7684\u6df7\u5408\u8fc7\u6e21\u91d1\u5c5e\u78b3\u9178\u76d0\uff08MTMCs\uff09 \uff08Ax<\/i><\/sub><\/em>B1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>, A, B=Co, Ni, Zn, Mn, Fe\uff09\u53ef\u4ee5\u63d0\u9ad8\u6750\u6599\u7684\u50a8\u9502\u6027\u80fd\uff0c\u4f46\u662f\u5176\u8f83\u4f4e\u7684\u5faa\u73af\u5bff\u547d\u4ecd\u65e0\u6cd5\u6ee1\u8db3\u4eba\u4eec\u7684\u9700\u6c42\u3002\u5c06TMCs\u8bbe\u8ba1\u6210\u591a\u5b54\u7684\u5fae\u7eb3\u7ed3\u6784\u5e76\u5c06\u5176\u4e0e\u77f3\u58a8\u70ef\u8fdb\u884c\u590d\u5408\u662f\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\u7684\u53e6\u4e00\u4e2a\u7b56\u7565\u3002\u7136\u800c\u8fc4\u4eca\u4e3a\u6b62\uff0c\u5c06\u5355\u76f8\u7ed3\u6784\u7684MTMCs\u548c\u77f3\u58a8\u70ef\u8fdb\u884c\u590d\u5408\u5e76\u5c06\u5176\u7528\u4e8e\u9502\u79bb\u5b50\u7535\u6c60\u8d1f\u6781\u76ee\u524d\u5c1a\u672a\u6709\u62a5\u9053\u3002\u6b64\u5916\uff0c\u5355\u76f8\u7ed3\u6784MTMCs\u7528\u4e8e\u9502\u79bb\u5b50\u7535\u6c60\u8d1f\u6781\u65f6\uff0c\u4e24\u79cd\u4e0d\u540c\u7684\u91d1\u5c5e\u79bb\u5b50\u4e4b\u95f4\u7684\u534f\u540c\u4f5c\u7528\u673a\u7406\u8fd8\u6709\u5f85\u4e8e\u8fdb\u4e00\u6b65\u7684\u8ba4\u8bc6\u548c\u7814\u7a76\u3002<\/p>\n \u6210\u679c\u7b80\u4ecb<\/b><\/strong><\/p>\n \u8fd1\u65e5\uff0c\u54c8\u5c14\u6ee8\u5de5\u4e1a\u5927\u5b66\u6e29\u5e7f\u6b66\u6559\u6388\u8bfe\u9898\u7ec4\u9996\u6b21\u62a5\u9053\u4e86\u4e00\u79cd\u5355\u76f8\u7ed3\u6784MTMCs\u548c\u77f3\u58a8\u70ef\u590d\u5408\u8d1f\u6781\u6750\u6599\u3002\u8be5\u56e2\u961f\u901a\u8fc7\u7b80\u5355\u7684\u4e00\u6b65\u6c34\u70ed\u6cd5\uff0c\u6210\u529f\u5236\u5907\u51fa\u4e86\u4e0d\u540c\u9530\u94b4\u6469\u5c14\u6bd4\u7684Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u590d\u5408\u6750\u6599\uff08Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\uff0cMn0.5<\/sub>Co0.5<\/sub>CO3<\/sub>\/RGO\uff0cMn0.3<\/sub>Co0.7<\/sub>CO3<\/sub>\/RGO\uff09\u3002Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\u5fae\u7c73\u9897\u7c92\u5448\u73b0\u4e3a\u5355\u76f8\u7ed3\u6784\uff0c\u5e76\u5747\u5300\u5730\u5206\u6563\u4e8e\u4e09\u7ef4\uff083D\uff09\u77f3\u58a8\u70ef\u7f51\u7edc\u4e2d\u3002\u77f3\u58a8\u70ef\u7684\u52a0\u5165\u53ef\u4ee5\u63d0\u9ad8\u7535\u6781\u6750\u6599\u7684\u7535\u5b50\u4f20\u8f93\u901f\u7387\uff0c\u540c\u65f6\u53ef\u4ee5\u7f13\u51b2Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u7684\u4f53\u79ef\u53d8\u5316\uff0c\u7ef4\u6301\u7ed3\u6784\u7a33\u5b9a\u6027\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0c\u4e0eCoCO3<\/sub>\u548cMnCO3<\/sub>\u76f8\u6bd4\uff0cMnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\u5177\u6709\u66f4\u52a0\u4e30\u5bcc\u7684\u5b54\u9053\u7ed3\u6784\uff0c\u8fd9\u79cd\u7ed3\u6784\u7279\u70b9\u53ef\u4ee5\u7f29\u77ed\u9502\u79bb\u5b50\u7684\u6269\u6563\u8def\u5f84\uff0c\u589e\u52a0\u6d3b\u6027\u6750\u6599\u7684\u50a8\u9502\u6d3b\u6027\u4f4d\u7f6e\u3002\u5f53\u5176\u4f5c\u4e3a\u9502\u79bb\u5b50\u7535\u6c60\u8d1f\u6781\u6750\u6599\u65f6\uff0c\u4e0eMnCO3<\/sub>\/RGO\u548cCoCO3<\/sub>\/RGO\u76f8\u6bd4\uff0cMnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u8868\u73b0\u51fa\u8f83\u4f4e\u7684\u6781\u5316\u73b0\u8c61\u548c\u66f4\u5feb\u7684\u7535\u5316\u5b66\u53cd\u5e94\u52a8\u529b\u5b66\u3002\u5176\u4e2dMn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u8d1f\u6781\u6750\u6599\u57282000 mA g-1<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5faa\u73af1500\u5708\u4ee5\u540e\uff0c\u5176\u53ef\u9006\u6bd4\u5bb9\u91cf\u4ecd\u7136\u8fbe\u5230900 mAh g-1<\/sup>\uff0c\u5e93\u4f26\u6548\u7387\u63a5\u8fd1100%\uff0c\u8868\u73b0\u51fa\u8d85\u957f\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u3002\u6b64\u5916\uff0c\u4f5c\u8005\u901a\u8fc7\u7535\u5316\u5b66\u963b\u6297\u8c31\uff08EIS\uff09\u548c\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08DFT\uff09\u5bf9Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\u4e2dMn\u548cCo\u7684\u534f\u540c\u4f5c\u7528\u673a\u7406\u8fdb\u884c\u4e86\u7cfb\u7edf\u7684\u5206\u6790\uff0c\u7ed3\u679c\u8868\u660eMnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\u5177\u6709\u6bd4CoCO3<\/sub>\u548cMnCO3<\/sub>\u66f4\u9ad8\u7684\u7535\u5b50\u5bfc\u7535\u6027\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201cSingle-phase Mixed Transition Metal Carbonate Encapsulated by Graphene: Facile Synthesis and Improved Lithium Storage Properties<\/b><\/strong>\u201d\u53d1\u8868\u5728\u4e86Advanced Functional Materials\u4e0a\u3002<\/p>\n \u56fe\u6587\u5bfc\u8bfb<\/b><\/strong><\/p>\n \u00a0\u56fe1\u00a0Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u3001MnCO3<\/sub>\/RGO\u548cCoCO3<\/sub>\/RGO\u590d\u5408\u6750\u6599\u7684\u5408\u6210\u793a\u610f\u56fe<\/strong><\/p>\n <\/p>\n Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u3001MnCO3<\/sub>\/RGO\u548cCoCO3<\/sub>\/RGO\u7684\u5408\u6210\u793a\u610f\u56fe<\/p>\n \u56fe2\u00a0Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u590d\u5408\u6750\u6599\u7684\u663e\u5fae\u7ed3\u6784\u548c\u62c9\u66fc\u3001EDS\u8868\u5f81<\/strong><\/p>\n \uff08a-c\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u7684SEM\u7167\u7247\uff1b<\/p>\n \uff08d\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u7684TEM\u7167\u7247\uff1b<\/p>\n \uff08e\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u7684HRTEM\u7167\u7247\uff1b<\/p>\n \uff08f\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u7684\u62c9\u66fc\u56fe\u8c31\uff1b<\/p>\n \uff08g-h\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u7684\u9762\u626b\u63cf\u7167\u7247\u548cEDX\u56fe\u8c31\u3002<\/p>\n \u56fe3\u00a0Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u3001MnCO3<\/sub>\/RGO\u548cCoCO3<\/sub>\/RGO\u590d\u5408\u6750\u6599\u7684XRD\u56fe\u8c31<\/strong><\/p>\n \uff08a\uff0cb\uff09Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\uff08x=0.3\uff0c0.5\uff0c0.7\uff09\u3001MnCO3<\/sub>\/RGO\u548cCoCO3<\/sub>\/RGO\u7684XRD\u56fe\u8c31\uff1b<\/p>\n \uff08c-e\uff09Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\uff08x=0.3\uff0c0.5\uff0c0.7\uff09\u3001MnCO3<\/sub>\/RGO\u548cCoCO3<\/sub>\/RGO\u7684\u6676\u683c\u53c2\u6570a\u3001c\u548c\u6676\u80de\u4f53\u79efV\u3002<\/p>\n \u56fe4 CoCO3<\/sub>\/RGO\u3001Mn0.3<\/sub>Co0.7<\/sub>CO3<\/sub>\/RGO\u3001Mn0.5<\/sub>Co0.5<\/sub>CO3<\/sub>\/RGO\u548cMnCO3<\/sub>\/RGO\u590d\u5408\u6750\u6599\u7684\u663e\u5fae\u7ed3\u6784\u548cEDS\u8868\u5f81<\/strong><\/p>\n CoCO3\/RGO\u7684\uff08a\uff09SEM, \uff08b\uff09TEM, \uff08c\uff09HRTEM\u7167\u7247\u548c\uff08d\uff09EDX\u80fd\u8c31\uff1b<\/p>\n Mn0.3<\/sub>Co0.7<\/sub>CO3<\/sub>\/RGO\u7684\uff08e\uff09SEM, \uff08f\uff09TEM, \uff08g\uff09HRTEM\u7167\u7247\u548c\uff08h\uff09EDX\u80fd\u8c31\uff1b<\/p>\n Mn0.5<\/sub>Co0.5<\/sub>CO3<\/sub>\/RGO\u7684\uff08i\uff09SEM, \uff08j\uff09TEM, \uff08k\uff09HRTEM\u7167\u7247\u548c\uff08l\uff09EDX\u80fd\u8c31\uff1b<\/p>\n MnCO3<\/sub>\/RGO\u7684\uff08m\uff09SEM, \uff08n\uff09TEM, \uff08o\uff09HRTEM\u7167\u7247\u548c\uff08p\uff09EDX\u80fd\u8c31\uff1b<\/p>\n \u56fe5 Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u8d1f\u6781\u6750\u6599\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n \uff08a\uff09CoCO3<\/sub>\/RGO\uff1b<\/p>\n \uff08b\uff09MnCO3<\/sub>\/RGO\uff1b<\/p>\n \uff08c\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u7684CV\u66f2\u7ebf\uff1b<\/p>\n \uff08d\uff09Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u3001CoCO3<\/sub>\/RGO\u3001MnCO3<\/sub>\/RGO\u7684\u500d\u7387\u6027\u80fd\uff1b<\/p>\n \uff08e\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u57282000\u548c5000 mA g-1<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u5faa\u73af\u6027\u80fd\uff1b<\/p>\n \uff08f\uff09Mn0.7<\/sub>Co0.3<\/sub>CO3<\/sub>\/RGO\u548c\u6587\u732e\u4e2dMn-Co\u57fa\u8d1f\u6781\u6750\u6599\u7684\u5faa\u73af\u6027\u80fd\u5bf9\u6bd4\uff1b<\/p>\n \uff08g\uff09Mnx<\/i><\/sub><\/em>Co1-<\/sub>x<\/i><\/sub><\/em>CO3<\/sub>\/RGO\u3001CoCO3<\/sub>\/RGO\u3001MnCO3<\/sub>\/RGO\u7684EIS\u56fe\u8c31\u3002<\/p>\n \u56fe6 \u7b2c\u4e00\u6027\u539f\u7406\u5206\u6790<\/strong><\/p>\n Co6<\/sub>(CO3<\/sub>)6<\/sub>\u7684\uff08a\uff09\u6676\u80de\u7ed3\u6784\u3001\uff08b\uff09\u80fd\u5e26\u7ed3\u6784\u548c\uff08c\uff09\u6001\u5bc6\u5ea6\uff1b<\/p>\n Mn6<\/sub>(CO3<\/sub>)6<\/sub>\u7684\uff08d\uff09\u6676\u80de\u7ed3\u6784\u3001\uff08e\uff09\u80fd\u5e26\u7ed3\u6784\u548c\uff08f\uff09\u6001\u5bc6\u5ea6\uff1b<\/p>\n<\/p>\n
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