{"id":97109,"date":"2017-08-20T06:30:11","date_gmt":"2017-08-19T22:30:11","guid":{"rendered":"\/\/m.iemloyee.com\/?p=97109"},"modified":"2017-08-19T22:03:36","modified_gmt":"2017-08-19T14:03:36","slug":"%e6%8a%95%e7%a8%bf%e5%be%85%e5%ae%9aadv-sci-%e5%8c%b9%e9%85%8d%e4%b8%8d%e5%90%8c%e9%87%91%e5%b1%9e%e6%b0%a7%e5%8c%96%e7%89%a9%e4%bf%83%e8%bf%9b%e5%a4%a7%e5%b0%ba%e5%af%b8li2o2%e7%9a%84%e7%94%9f","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=97109","title":{"rendered":"Adv. Sci.: \u5339\u914d\u4e0d\u540c\u91d1\u5c5e\u6c27\u5316\u7269\u4fc3\u8fdb\u5927\u5c3a\u5bf8Li2O2\u7684\u751f\u957f\u4ee5\u6784\u7b51\u9ad8\u5bb9\u91cf\u3001\u9ad8\u500d\u7387\u9502\u6c27\u7535\u6c60"},"content":{"rendered":"
\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/b><\/strong><\/p>\n \u9502\u7a7a\u6c14\u7535\u6c60\u56e0\u5177\u6709\u8d85\u9ad8\u7684\u7406\u8bba\u80fd\u91cf\u5bc6\u5ea6\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u3002\u9502\u6c27\u7535\u6c60\u653e\u7535\u65f6\u5728\u6b63\u6781\u8868\u9762\u751f\u6210\u5177\u6709\u7edd\u7f18\u3001\u4e0d\u6eb6\u7279\u6027\u7684\u8fc7\u6c27\u5316\u9502\uff08Li2<\/sub>O2<\/sub>\uff09\uff0c\u968f\u7740\u653e\u7535\u7684\u8fdb\u884c\uff0c\u7535\u6781\u8868\u9762\u88ab\u9010\u6e10\u949d\u5316\u5bfc\u81f4\u653e\u7535\u7ec8\u6b62\u3002\u636e\u6b64\uff0c\u5927\u5c3a\u5bf8Li2<\/sub>O2<\/sub>\u7684\u751f\u6210\u5c06\u6709\u5229\u4e8e\u5ef6\u7f13\u6b63\u6781\u8868\u9762\u7684\u949d\u5316\uff0c\u4ece\u800c\u5ef6\u957f\u653e\u7535\u65f6\u95f4\uff0c\u63d0\u9ad8\u7535\u6c60\u5bb9\u91cf\u3002\u7136\u800c\uff0c\u5927\u5c3a\u5bf8Li2<\/sub>O2<\/sub>\u5728\u7535\u6781\u8868\u9762\u5f80\u5f80\u968f\u673a\u6563\u843d\uff0c\u96be\u4ee5\u4fdd\u8bc1\u5176\u4e0e\u7535\u6781\u6750\u6599\u4e4b\u95f4\u7684\u6709\u6548\u63a5\u89e6\uff0c\u9650\u5236\u4e86\u7535\u6c60\u7684\u500d\u7387\u6027\u80fd\u548c\u80fd\u91cf\u6548\u7387\u3002\u56e0\u6b64\uff0c\u4e9f\u9700\u5b9e\u73b0\u5927\u5c3a\u5bf8Li2<\/sub>O2<\/sub>\u5728\u7535\u6781\u6750\u6599\u4e2d\u7684\u5d4c\u5165\u5f0f\u751f\u957f\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n \u8fd1\u65e5\uff0c\u4e2d\u79d1\u9662\u5170\u5dde\u5316\u5b66\u7269\u7406\u7814\u7a76\u6240<\/strong>\u7684\u960e\u5174\u658c\u7814\u7a76\u5458\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7b49\u4eba\u53d1\u73b0\uff0c\u5355\u6676\u03b1-MnO2<\/sub>\u7eb3\u7c73\u68d2\u51ed\u501f\u5176\u4f18\u5148\u5438\u9644Li+<\/sup>\u7684\u7279\u5f81\u4ee5\u53ca\u7eb3\u7c73\u68d2\u4e3b\u66b4\u9732\u9762(020) \u548c\u00a0(110)\u5bf9\u8d85\u6c27\u5316\u9502\uff08LiO2<\/sub>\uff0c\u653e\u7535\u4e2d\u95f4\u4ea7\u7269\uff09\u76f8\u8fd1\u7684\u5438\u9644\u80fd\uff0c\u53ef\u4fc3\u8fdbLi2<\/sub>O2<\/sub>\u7ecfMnO2<\/sub>\u8868\u9762\u5feb\u901f\u3001\u5747\u5300\u6210\u6838\uff0c\u5e76\u8bf1\u5bfc\u9897\u7c92\u72b6Li2<\/sub>O2<\/sub>\u7684\u751f\u6210\u3002\u800c\u591a\u6676\u7684Co3<\/sub>O4<\/sub>\u7eb3\u7c73\u7247\u5219\u4f18\u5148\u5438\u9644O2<\/sub>\uff0c\u5176\u4e0d\u540c\u6676\u9762\u5bf9LiO2<\/sub>\u5438\u9644\u80fd\u76f8\u5dee\u8f83\u5927\uff0c\u4fc3\u4f7fLi2<\/sub>O2<\/sub>\u7ecfCo3<\/sub>O4<\/sub>\u8868\u9762\u548c\u6eb6\u6db2\u540c\u65f6\u6210\u6838\uff0c\u5e76\u6700\u7ec8\u540c\u65f6\u751f\u6210\u819c\u72b6\u548c\u7247\u5c42\u653e\u7535\u4ea7\u7269\u3002\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u7814\u7a76\u4eba\u5458\u5c06Co3<\/sub>O4<\/sub>\u7eb3\u7c73\u7247\u901a\u8fc7\u7535\u5316\u5b66\u6c89\u79ef\u7684\u65b9\u6cd5\u8d1f\u8f7d\u4e8e\u03b1-MnO2<\/sub>\u7eb3\u7c73\u68d2\u9635\u5217\u4e0a\uff0c\u4e00\u65b9\u9762\u5229\u7528Li2<\/sub>O2<\/sub>\u5728\u03b1-MnO2<\/sub>\u8868\u9762\u5feb\u901f\u6210\u6838\u7684\u7279\u5f81\uff0c\u4f7f\u03b1-MnO2<\/sub>\u4f5c\u4e3aLi2<\/sub>O2<\/sub>\u7684\u6210\u6838\u4f4d\u70b9\u5e76\u8bf1\u5bfc\u540e\u7eedLi2<\/sub>O2<\/sub>\u7684\u751f\u957f\uff0c\u8fbe\u5230Li2<\/sub>O2<\/sub>\u4ece\u590d\u5408\u7535\u6781\u5185\u90e8\u751f\u957f\u548c\u5ef6\u7f13Co3<\/sub>O4<\/sub>\u8868\u9762\u949d\u5316\u7684\u53cc\u91cd\u6548\u679c\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u4ee5\u03b1-MnO2<\/sub>\u7eb3\u7c73\u68d2\u9635\u5217\u4e3a\u57fa\u5e95\u53ef\u4f7f\u5f97\u5230\u7684Co3<\/sub>O4<\/sub>\u7eb3\u7c73\u7247\u66f4\u8584\u3001\u8868\u9762\u79ef\u66f4\u5927\uff0c\u80fd\u8fdb\u4e00\u6b65\u5ef6\u957f\u653e\u7535\u65f6\u95f4\uff1bCo3<\/sub>O4<\/sub>\u7eb3\u7c73\u7247\u76f8\u4e92\u4ea4\u7ec7\u6210\u6846\u67b6\u7ed3\u6784\uff0c\u6709\u5229\u4e8e\u5927\u5c3a\u5bf8Li2<\/sub>O2<\/sub>\u7684\u5b58\u50a8\u53ca\u5176\u4e0e\u7535\u6781\u6750\u6599\u7684\u6709\u6548\u63a5\u89e6\u3002\u56e0\u6b64\uff0c\u8be5\u590d\u5408\u7535\u6781\u901a\u8fc7\u03b1-MnO2<\/sub>\u548cCo3<\/sub>O4<\/sub>\u7684\u534f\u540c\u6548\u5e94\uff0c\u5b9e\u73b0\u4e86\u5927\u5c3a\u5bf8Li2<\/sub>O2<\/sub>\u7684\u5d4c\u5165\u5f0f\u751f\u957f\uff0c\u76f8\u5e94\u7684\u7535\u6c60\u5c55\u73b0\u51fa\u4e86\u9ad8\u6bd4\u5bb9\u91cf\uff08\uff5e100 mA g-1<\/sup>\u65f6\uff0c\u6bd4\u5bb9\u91cf\u4e3a4850 mAh g-1<\/sup>\uff0c\u662f\u540c\u6761\u4ef6\u4e0b\u03b1-MnO2<\/sub>\u548cCo3<\/sub>O4<\/sub>\u7535\u6781\u76843\u500d\u4ee5\u4e0a\uff09\uff0c\u9ad8\u500d\u7387\u6027\u80fd\uff08600 mA g-1<\/sup>\u65f6\uff0c\u6bd4\u5bb9\u91cf\u4ecd\u57283500 mAh g-1<\/sup>\u4ee5\u4e0a\uff09\u548c\u4f18\u5f02\u7684\u5faa\u73af\u6027\u80fd\uff08\u9650\u5b9a\u5bb9\u91cf\u4e3a1000 mAh g-1<\/sup>\u65f6\uff0c\u53ef\u7a33\u5b9a\u5faa\u73af50 \u6b21\u4ee5\u4e0a\uff09\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201cRealizing the Embedded Growth of Large Li2<\/sub>O2<\/sub>\u00a0Aggregations by Matching Different Metal Oxides for High-Capacity and High-Rate Lithium Oxygen Batteries<\/strong>\u201d\u53d1\u8868\u5728Adv. Sci.<\/strong>\u4e0a\u3002\u7b2c\u4e00\u4f5c\u8005\u4e3a\u535a\u58eb\u7814\u7a76\u751f\u5f20\u9e4f\u3002<\/p>\n \u56fe1<\/b>\u00a0\u03b1-MnO2<\/sub>\u7eb3\u7c73\u68d2\u9635\u5217\u7684\u7ed3\u6784\u7279\u5f81\u53ca\u5176\u7535\u5316\u5b66\u6027\u80fd\u3001\u653e\u7535\u540eLi2<\/sub>O2<\/sub>\u7684\u5f62\u8c8c\u3002<\/strong><\/p>\n a-c) \u03b1-MnO2<\/sub>\u7eb3\u7c73\u68d2\u9635\u5217\u7684XRD\u3001SEM\u548cTEM\u56fe\u50cf\u3002<\/p>\n d) \u03b1-MnO2<\/sub>\u7535\u6781\u5728\u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n e-f) \u03b1-MnO2<\/sub>\u7535\u6781\u5728\uff5e100 mA g-1<\/sup>\u548c\uff5e300 mA g-1<\/sup>\u7535\u6d41\u4e0b\u653e\u7535\u540e\u7684SEM\u56fe\u50cf\u3002<\/p>\n \u56fe2<\/b><\/strong>\u00a0Co3<\/sub>O4<\/sub>\u7eb3\u7c73\u7247\u9635\u5217\u7684\u7ed3\u6784\u7279\u5f81\u53ca\u5176\u7535\u5316\u5b66\u6027\u80fd\u3001\u653e\u7535\u540eLi2<\/sub>O2<\/sub>\u7684\u5f62\u8c8c\u3002<\/strong><\/p>\n a-c) Co3<\/sub>O4<\/sub>\u7eb3\u7c73\u7247\u9635\u5217\u7684XRD\u3001SEM\u548cTEM\u56fe\u50cf\u3002<\/p>\n d) Co3<\/sub>O4<\/sub>\u7535\u6781\u5728\u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n e-f) Co3<\/sub>O4<\/sub>\u7535\u6781\u5728\uff5e100 mA g-1<\/sup>\u548c\uff5e300 mA g-1<\/sup>\u7535\u6d41\u4e0b\u653e\u7535\u540e\u7684SEM\u56fe\u50cf\u3002<\/p>\n \u56fe<\/b><\/strong>3<\/b><\/strong>\u00a0LiO2<\/sub>\u5728\u7535\u89e3\u6db2\u4e2d\u7684\u6eb6\u5242\u5316\u80fd\u53ca\u5176\u5728Li2<\/sub>O2<\/sub>\u00a0(1111)\u3001\u03b1-MnO2<\/sub>\u66b4\u9732\u9762\u548cCo3<\/sub>O4<\/sub>\u4e0d\u540c\u6676\u9762\u4e0a\u7684\u5438\u9644\u80fd\u3002<\/strong><\/p>\n a\uff09LiO2<\/sub>\u5728Li2<\/sub>O2<\/sub>\u3000(1111)\u9762\u7684\u5438\u9644\u80fd\u3002<\/p>\n b\uff09LiO2<\/sub>\u5728TEGDME\u4e2d\u7684\u6eb6\u5242\u5316\u80fd\u3002<\/p>\n c, d)\u00a0LiO2<\/sub>\u5728\u03b1-MnO2<\/sub>\u00a0(110)\u548c(020)\u6676\u9762\u7684\u5438\u9644\u80fd\u3002<\/p>\n e-h) LiO2<\/sub>\u5728Co3<\/sub>O4<\/sub>\u00a0O-(111)\u3001(112)\u3001(110)\u548c(311)\u6676\u9762\u4e0a\u7684\u5438\u9644\u80fd\u3002<\/p>\n \u56fe<\/b><\/strong>4<\/b><\/strong>\u00a0\u6839\u636e\u03b1-MnO2<\/sub>\u548cCo3<\/sub>O4<\/sub>\u7535\u6781\u7684\u653e\u7535\u7279\u5f81\u6784\u7b51\u590d\u5408\u7535\u6781\u7684\u793a\u610f\u56fe\u3002<\/strong><\/p>\n a, b)\u00a0\u03b1-MnO2<\/sub>\u7eb3\u7c73\u68d2\u653e\u7535\u524d\u3001\u540e\u793a\u610f\u56fe\u3002<\/p>\n c, d)\u00a0Co3<\/sub>O4<\/sub>\u7eb3\u7c73\u7247\u653e\u7535\u524d\u3001\u540e\u793a\u610f\u56fe\u3002<\/p>\n e, f)\u00a0\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u590d\u5408\u7535\u6781\u653e\u7535\u524d\u3001\u540e\u793a\u610f\u56fe\u3002<\/p>\n \u56fe<\/b><\/strong>5<\/b><\/strong>\u00a0\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u590d\u5408\u7535\u6781\u7684\u5408\u6210\u793a\u610f\u56fe\u53ca\u5176\u7ed3\u6784\u7279\u5f81\u3002<\/strong><\/p>\n a\uff09\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u590d\u5408\u7535\u6781\u5408\u6210\u793a\u610f\u56fe\u3002<\/p>\n b, c) \u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u590d\u5408\u7535\u6781\u7684XRD\u56fe\u50cf\u53ca\u5176Mn\u3001Co\u7cbe\u7ec6\u8c31\u56fe\u3002<\/p>\n d, e) \u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u590d\u5408\u7535\u6781\u7684SEM\u548cTEM\u56fe\u50cf\u3002<\/p>\n \u56fe<\/b><\/strong>6 <\/b>\u03b1-MnO2<\/sub>\u3001Co3<\/sub>O4<\/sub>\u3001\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u7684\u5bb9\u91cf\u5bf9\u6bd4\u53ca\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u7684\u500d\u7387\u6027\u80fd\u3001\u653e\u7535\u540eLi2<\/sub>O2<\/sub>\u7684\u5f62\u8c8c\u3002<\/strong><\/p>\n a, c) \u03b1-MnO2<\/sub>\u3001Co3<\/sub>O4<\/sub>\u3001\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u5728\uff5e100 mA g-1<\/sup>\u3001\uff5e300 mA g-1<\/sup>\u65f6\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n b, d) \u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u5728\uff5e100 mA g-1<\/sup>\u3001\uff5e300 mA g-1<\/sup>\u653e\u7535\u540e\u7684SEM\u56fe\u50cf\u3002<\/p>\n e, f) \u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u590d\u5408\u7535\u6781\u7684\u500d\u7387\u6027\u80fd\u3002<\/p>\n \u56fe<\/b><\/strong>7<\/b><\/strong> \u03b1-MnO2<\/sub>\u3001Co3<\/sub>O4<\/sub>\u3001\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u5728\u9650\u5b9a\u5bb9\u91cf\u4e0b\u7684\u8fc7\u7535\u52bf\u3001\u5faa\u73af\u6027\u80fd\u53ca\u76f8\u5e94\u7684\u7ea2\u5916\u8c31\u56fe\u3002<\/strong><\/p>\n b) \u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u5728\u4e0d\u540c\u5faa\u73af\u6b21\u6570\u4e0b\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n c) \u03b1-MnO2<\/sub>\u3001Co3<\/sub>O4<\/sub>\u3001\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u7684\u5faa\u73af\u6027\u80fd\u3002<\/p>\n d) \u4e0d\u540c\u7535\u6781\u5728\u7b2c8\u6b21\u5faa\u73af\u7684\u7ea2\u5916\u5149\u8c31\u3002<\/p>\n \u3010\u603b\u7ed3\u3011<\/strong><\/p>\n \u8be5\u7814\u7a76\u57fa\u4e8e\u4e0d\u540c\u7535\u6781\u6750\u6599\u5728\u9502\u6c27\u7535\u6c60\u4e2d\u653e\u7535\u7279\u5f81\u7684\u4e0d\u540c\uff0c\u901a\u8fc7\u5408\u7406\u8bbe\u8ba1\u590d\u5408\u7535\u6781\u7ed3\u6784\uff0c\u5b9e\u73b0\u4e86\u7535\u6781\u6750\u6599\u95f4\u7684\u534f\u540c\u4f5c\u7528\uff0c\u6700\u7ec8\u5b9e\u73b0\u4e86\u5927\u5c3a\u5bf8\u653e\u7535\u4ea7\u7269\u5728\u7535\u6781\u6846\u67b6\u4e2d\u7684\u5d4c\u5165\u5f0f\u751f\u957f\u5e76\u663e\u8457\u63d0\u9ad8\u4e86\u9502\u6c27\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd\u3002\u8be5\u9879\u5de5\u4f5c\u4e3a\u9ad8\u6027\u80fd\u9502\u6c27\u7535\u6c60\u6b63\u6781\u7684\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u65b0\u7684\u7814\u7a76\u601d\u8def\u548c\u65b9\u6cd5\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1aRealizing the Embedded Growth of Large Li2<\/sub>O2<\/sub>\u00a0Aggregations by Matching Different Metal Oxides for High-Capacity and High-Rate Lithium Oxygen Batteries<\/a>\uff08Adv. Sci.,2017,DOI:10.1038\/lsa.2017.13\uff09<\/p>\n \u672c\u6587\u7531\u7b2c\u4e00\u4f5c\u8005\u5f20\u9e4f\u535a\u58eb\u64b0\u6587\u3001\u6295\u7a3f\uff0c\u7279\u6b64\u611f\u8c22\uff01\u6750\u6599\u4eba\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\u7f16\u8f91\u90e8\u5927\u5bb6\u5ead<\/a>\u3002<\/p>\n \u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n \u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1axiaofire-18\uff0c\u5434\u73ab\uff0c\u6211\u4eec\u4f1a\u62c9\u5404\u4f4d\u8001\u5e08\u52a0\u5165\u4e13\u5bb6\u7fa4\u3002<\/b><\/strong><\/p>\n \u4eea\u5668\u8bbe\u5907\u3001\u8bd5\u5242\u8017\u6750\u3001\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u627e<\/b><\/strong>\u6750\u6599\u4eba<\/b><\/strong><\/a>\u3001\u4e0a<\/b><\/strong>
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a) \u03b1-MnO2<\/sub>\u3001Co3<\/sub>O4<\/sub>\u3001\u03b1-MnO2<\/sub>-Co3<\/sub>O4<\/sub>\u7535\u6781\u5728\uff5e100 mA g-1<\/sup>\u30011000 mAh g-1<\/sup>\u65f6\u7684\u8fc7\u7535\u52bf\u3002<\/p>\n