{"id":163055,"date":"2019-01-01T06:30:26","date_gmt":"2018-12-31T22:30:26","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=163055"},"modified":"2018-12-31T10:01:49","modified_gmt":"2018-12-31T02:01:49","slug":"%e5%a4%8d%e6%97%a6%e5%a4%a7%e5%ad%a6%e5%bd%ad%e6%85%a7%e8%83%9cangew-chem-int-ed%ef%bc%9a%e4%ba%a4%e9%94%99%e7%bb%84%e8%a3%85%e7%a2%b3%e7%ba%b3%e7%b1%b3%e7%ae%a1%e5%88%b6%e5%a4%87%e8%b6%85%e9%ab%98","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=163055","title":{"rendered":"\u590d\u65e6\u5927\u5b66\u5f6d\u6167\u80dcAngew. Chem. Int. Ed\uff1a\u4ea4\u9519\u7ec4\u88c5\u78b3\u7eb3\u7c73\u7ba1\u5236\u5907\u8d85\u9ad8\u6bd4\u5bb9\u91cf\u9502\u91d1\u5c5e\u8d1f\u6781\u7528\u4e8e\u9502\u6c27\u7535\u6c60"},"content":{"rendered":"

\u3010\u7814\u7a76\u80cc\u666f\u3011<\/strong><\/p>\n

\u968f\u7740\u73b0\u4ee3\u7535\u5b50\u8bbe\u5907\u3001\u7535\u7f51\u5b58\u50a8\u548c\u7535\u52a8\u6c7d\u8f66\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u5bf9\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7535\u6c60\u7684\u9700\u6c42\u53d8\u5f97\u6bd4\u8fc7\u53bb\u4efb\u4f55\u65f6\u5019\u90fd\u66f4\u52a0\u7d27\u8feb\u3002\u9502-\u6c27\u7535\u6c60\u5177\u6709\u8d85\u9ad8\u7684\u7406\u8bba\u80fd\u91cf\u5bc6\u5ea6\uff0c\u800c\u88ab\u8ba4\u4e3a\u662f\u4e0b\u4e00\u4ee3\u7535\u529b\u7cfb\u7edf\u7684\u4e3b\u529b\u519b\uff0c\u4f46\u76ee\u524d\u4ecd\u65e0\u6cd5\u5728\u4fdd\u6301\u9ad8\u80fd\u91cf\u5b58\u50a8\u80fd\u529b\u7684\u540c\u65f6\u4fdd\u8bc1\u9502\u8d1f\u6781\u7684\u5b89\u5168\u6027\u548c\u5faa\u73af\u6548\u7387\u3002\u76ee\u524d\u4e3a\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\uff0c\u4e00\u65b9\u9762\u662f\u5c1d\u8bd5\u5728\u9502\u91d1\u5c5e\u8868\u9762\u5236\u5907\u4fdd\u62a4\u819c\u4ee5\u63d0\u9ad8\u9502\/\u7535\u89e3\u8d28\u754c\u9762\u7684\u7a33\u5b9a\u6027\uff1b\u53e6\u4e00\u65b9\u9762\u5219\u662f\u63a2\u7d22\u5408\u91d1\u9502\u8d1f\u6781\u5982\u9502\u5316\u7845\u548c\u9502\/\u77f3\u58a8\u70ef\u590d\u5408\u7269\u6765\u4ee3\u66ff\u91d1\u5c5e\u9502\u3002\u7136\u800c\uff0c\u8fd9\u4e24\u79cd\u65b9\u6cd5\u90fd\u9700\u8981\u5f15\u5165\u7535\u5316\u5b66\u60f0\u6027\u6216\u4f4e\u5bb9\u91cf\u7684\u7b2c\u4e8c\u7ec4\u5206\uff0c\u5927\u5927\u964d\u4f4e\u6d3b\u6027\u9502\u7684\u8d1f\u8377\u91cf\u548c\u5229\u7528\u7387\uff0c\u5bfc\u81f4\u4e86\u4f4e\u6bd4\u5bb9\u91cf\uff0c\u8fd9\u4e0e\u7814\u7a76\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684Li-O2<\/sub>\u7535\u6c60\u7684\u521d\u8877\u80cc\u9053\u800c\u9a70\u3002\u56e0\u6b64\uff0c\u6025\u9700\u7814\u7a76\u53ef\u4ee5\u4fdd\u6301\u9ad8\u6bd4\u5bb9\u91cf\u7684\u540c\u65f6\u63d0\u9ad8\u5b89\u5168\u6027\u548c\u5faa\u73af\u6548\u7387\u7684\u7535\u6c60\u7cfb\u7edf\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u590d\u65e6\u5927\u5b66\u5f6d\u6167\u80dc\u6559\u6388<\/strong>\u56e2\u961f\u4e3a\u514b\u670d\u8fd9\u4e00\u6311\u6218\uff0c\u5c06\u53d6\u5411\u78b3\u7eb3\u7c73\u7ba1\u4ea4\u53c9\u5806\u53e0\u6210\u591a\u5b54\u7f51\u7edc\uff0c\u7528\u4e8e\u5f62\u6210\u8d85\u9ad8\u5bb9\u91cf\u7684\u9502\u8d1f\u6781\u3002\u8be5\u65b0\u578b\u8d1f\u6781\u5177\u6709\u9ad8\u8fbe3656 mAh\/g\u7684\u53ef\u9006\u6bd4\u5bb9\u91cf\uff0c\u63a5\u8fd1\u7eaf\u9502\u7684\u7406\u8bba\u5bb9\u91cf3861 mAh\/g\u3002\u5f53\u8be5\u8d1f\u6781\u7528\u4e8e\u9502\u6c27\u5168\u7535\u6c60\u65f6\uff0c\u7531\u4e8e\u65e0\u679d\u6676\u4ea7\u751f\u548c\u7a33\u5b9a\u7684\u56fa\u4f53\u7535\u89e3\u8d28\u754c\u9762\uff0c\u5faa\u73af\u7a33\u5b9a\u6027\u663e\u8457\u63d0\u9ad8\u3002\u8fd9\u9879\u5de5\u4f5c\u901a\u8fc7\u8bbe\u8ba1\u4e00\u7ef4\u5bfc\u7535\u7eb3\u7c73\u6750\u6599\u7684\u4ea4\u53c9\u5806\u53e0\u548c\u5bf9\u9f50\u7ed3\u6784\uff0c\u63a8\u8fdb\u4e86\u9ad8\u6027\u80fd\u9502-\u6c27\u7535\u6c60\u5411\u5b9e\u9645\u5e94\u7528\u7684\u53d1\u5c55\u3002\u8be5\u6210\u679c\u8fd1\u65e5\u4ee5\u9898\u4e3a\u201cStabilizing lithium into cross-stacked nanotube sheets with ultra-high specific capacity for lithium oxygen battery<\/strong>\u201d\u53d1\u8868\u5728\u77e5\u540d\u671f\u520aAngew. Chem. Int. Ed<\/strong>\u4e0a\u3002\u8bba\u6587\u5171\u540c\u7b2c\u4e00\u4f5c\u8005\u4e3a\u53f6\u857e\u548c\u5ed6\u840c\uff0c\u590d\u65e6\u5927\u5b66\u5f6d\u6167\u80dc\u6559\u6388\u4e3a\u8bba\u6587\u901a\u8baf\u4f5c\u8005\u3002<\/p>\n

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

\u56fe\u4e00\uff1a\u4e0d\u540c\u9502\u91d1\u5c5e\u8d1f\u6781\u9502\u7535\u6c60\u7684\u7ed3\u6784\u53d8\u5316\u793a\u610f\u56fe<\/strong>
\n \"\"
\n (a) \u5728\u4f20\u7edf\u7684\u9502\u91d1\u5c5e(\u84dd\u8272\u5706\u67f1\u4f53)\u8d1f\u6781\u4e2d\uff0c\u9502\u79bb\u5b50(\u84dd\u8272\u9897\u7c92)\u6613\u805a\u96c6\u5728\u9502\u7a81\u8d77\u5c16\u7aef\uff0c\u5f62\u6210\u9502\u679d\u6676\u3001\u201c\u6b7b\u9502\u201d\u3001SEI\u65ad\u88c2(\u6a59\u8272)\u548cO2<\/sub>\u7a7f\u8d8a\u6548\u5e94\uff1b
\n (b) \u5728Li\/3D-CSC\u8d1f\u6781\u4e2d\uff0cLi\u80fd\u5747\u5300\u6c89\u79ef\u57283D-CSC\u9aa8\u67b6\u4e0a\uff0c\u5f62\u6210\u7a33\u5b9a\u5ea6\u9ad8\u7684\u5149\u6ed1\u754c\u9762\u3002<\/p>\n

\u56fe\u4e8c\uff1aLi\/3D-CSC\u8d1f\u6781\u8868\u5f81<\/strong>
\n \"\"
\n (a) \u6c89\u79ef\u548c\u5265\u79bb\u8fc7\u7a0b\u4e2dLi\/3D-CSC\u8d1f\u6781\u7684\u5145\u653e\u7535\u66f2\u7ebf\uff08\u539f\u59cb\u72b6\u6001\u3001Li\u521d\u6b65\u8d1f\u8f7d\u3001Li\u8fdb\u4e00\u6b65\u8d1f\u8f7d\u548c\u5265\u79bb\u56db\u4e2a\u4ee3\u8868\u6027\u72b6\u6001\uff09\uff1b
\n (b) \u5728\u4e0a\u8ff0\u56db\u79cd\u72b6\u6001\u4e0bLi\/3D-CSC\u8d1f\u6781\u7684XRD\u8c31\u56fe\uff1b
\n (c-d) 3D-CSC\u539f\u59cb\u72b6\u6001\u8868\u9762\u548c\u6a2a\u622a\u9762\u7684SEM\u56fe\uff1b
\n (e-f)\u5728(a)\u4e2d\u6807\u8bb0\u4e3a\u201cLi\u521d\u6b65\u8d1f\u8f7d\u201d\u7684Li\/3D-CSC\u8868\u9762\u5f62\u6001\u548c\u9ad8\u500d\u6570\u7684SEM\u56fe\uff1b
\n (g-h) \u5728(a)\u4e2d\u6807\u8bb0\u4e3a\u201cLi\u8fdb\u4e00\u6b65\u8d1f\u8f7d\u201d\u7684Li\/3D-CSC\u7684\u8868\u9762\u548c\u6a2a\u622a\u9762SEM\u56fe\uff1b
\n (i-j) Li\u5265\u79bb\u5b8c\u5168\u540e\u76843D-CSC\u8868\u9762\u5f62\u6001\u548c\u9ad8\u500d\u6570\u7684SEM\u56fe\u3002<\/p>\n

\u56fe\u4e09\uff1aLi\/3D-CSC\u8d1f\u6781\u7535\u5316\u5b66\u8868\u5f81<\/strong>
\n \"\"
\n (a) 3D-CSC\u4ece2498 mAh\/g (0.5 mAh\/cm2<\/sup>)\u52303656 mAh\/g (5 mAh\/cm2<\/sup>) \u7684\u9502\u8d1f\u8f7d\u5bb9\u91cf\uff1b
\n (b) \u5728\u7535\u6d41\u5bc6\u5ea6\u4e3a1 mA\/cm2<\/sup>\u65f6\uff0c\u9762\u5bb9\u91cf\u4e3a1mAh \/cm2<\/sup>\u7684Li\/3D-CSC\u548cLi\/Cu\u7b94\u7684\u5e93\u4ed1\u6548\u7387\u5bf9\u6bd4\uff1b
\n (c) 3\u79cd\u5bf9\u79f0\u7535\u6c60(Li\/3D-CSC\u3001Li\/Cu\u548cLi\u7b94)\u57281 mA\/cm2<\/sup>\u548c1 mAh\/cm2<\/sup>\u4e0b\u7684\u9502\u6c89\u79ef\/\u5265\u79bb\u66f2\u7ebf\uff1b
\n (d) Li\/3D-CSC\u8d1f\u6781\u5728\u7535\u6d41\u5bc6\u5ea6\u4ece1 A\/g\u589e\u52a0\u523015 A\/g\u65f6\u7684\u500d\u7387\u6027\u80fd\uff1b
\n (e) Li\/3D-CSC\u8d1f\u6781\u4e0e\u5176\u4ed6Li-O2<\/sub>\u7535\u6c60\u8d1f\u6781\u7684\u8d28\u91cf\/\u4f53\u79ef\u6bd4\u5bb9\u91cf\u5bf9\u6bd4\u3002<\/p>\n

\u56fe\u56db\uff1a\u7535\u573a\u4eff\u771f\u6a21\u62df\u548c\u7ed3\u6784\u7a33\u5b9a\u6027<\/strong>
\n \"\"
\n (a-b) \u5e38\u89c4Li\u7b94\u548c3D-CSC\u7684\u7535\u573a\u5206\u5e03\u6a21\u578b\uff1b
\n (c-d) Li\u5728Cu\u7b94\u548c3D-CSC\u8868\u9762\u4e0a\u7684\u6c89\u79ef\u884c\u4e3a\u793a\u610f\u56fe\uff1b
\n (e-g) \u5728\u7ed9\u5b9a\u7684Li\u6c89\u79ef\u539a\u5ea6\u4e0b\uff0cLi\u679d\u6676\u5bf9\u4e0d\u540cCNT\u6846\u67b6\u7ed3\u6784\uff08\u53733D-CSC\uff0c\u5e73\u884c\u5806\u53e0\u7684CNT\u8584\u819c\u548c\u968f\u673a\u5206\u6563\u7684CNT\u819c\uff09\u7684\u8303\u5f0f\u7b49\u6548\u5e94\u529b\u5206\u5e03\u3002<\/p>\n

\u56fe\u4e94\uff1a\u57fa\u4e8e\u5e38\u89c4Li\u548cLi\/3D-CSC\u8d1f\u6781\u7684Li-O2<\/sub>\u5168\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong>
\n \"\"
\n (a) \u57fa\u4e8eLi\/3D-CSC\u8d1f\u6781\u7684Li-O2<\/sub>\u7535\u6c60\u7684\u5145\u653e\u7535\u66f2\u7ebf\uff1b
\n (b) \u57fa\u4e8eLi\u7b94\u8d1f\u6781\u7684Li-O2<\/sub>\u7535\u6c60\u7684\u5145\u653e\u7535\u66f2\u7ebf\uff1b
\n (c) Li-O2<\/sub>\u5168\u7535\u6c60\u5728(a)\u548c(b)\u4e2d\u7684\u76f8\u5e94\u5faa\u73af\u6027\u80fd\u3002<\/p>\n

\u56fe\u516d\uff1a\u5faa\u73af\u540eLi\u7b94\u548cLi\/3D-CSC\u8d1f\u6781\u7684\u8868\u5f81<\/strong>
\n \"\"
\n (a) SEM\u56fe\u548c\u793a\u610f\u56fe\u663e\u793a\u4e86\u5faa\u73af\u540eLi\u7b94\u548cLi\/3D-CSC\u8d1f\u6781\u7684\u5f62\u6001\uff1b
\n (b) Li\u7b94\u548cLi\/3D-CSC\u8d1f\u6781\u5faa\u73af\u540e\u7684\u7ea2\u5916\u5438\u6536\u5149\u8c31\uff1b
\n (c-d) \u5728Li-O2<\/sub>\u7535\u6c60\u4e2d\u5faa\u73af\u540e\uff0c Li\u7b94\u548cLi\/3D-CSC\u8d1f\u6781SEI\u7684XPS\u8868\u5f81\u3002<\/p>\n

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

\u7efc\u4e0a\u6240\u8ff0\uff0c\u4f5c\u8005\u901a\u8fc7\u4e3a\u8d85\u9ad8\u5bb9\u91cf\u9502\u8d1f\u6781\u8bbe\u8ba1\u4ea4\u53c9\u5806\u53e0\u548c\u591a\u5b54\u7ed3\u6784\uff0c\u5c55\u793a\u4e86\u4e00\u79cd\u901a\u7528\u7684\u3001\u6709\u524d\u9014\u7684\u7b56\u7565\u3002\u8fd9\u79cd\u7ed3\u6784\u7ed3\u5408\u4e86\u9ad8\u6bd4\u8868\u9762\u79ef\u3001\u5468\u671f\u6027\u5b54\u9699\u7387\u3001\u4f4e\u8d28\u91cf\u5bc6\u5ea6\u548c\u9ad8\u7ed3\u6784\u7a33\u5b9a\u6027\u7b49\u4f18\u70b9\uff0c\u53ef\u5e94\u7528\u4e8e\u5404\u79cd\u4e00\u7ef4\u5bfc\u7535\u7eb3\u7c73\u6750\u6599\u3002\u8be5Li\/3D-CSC\u8d1f\u6781\u663e\u793a\u51fa\u610f\u60f3\u4e0d\u5230\u7684\u63a5\u8fd1\u7eaf\u9502\u7684\u7406\u8bba\u503c\u7684\u6bd4\u5bb9\u91cf\uff0c\u4e14\u5177\u6709\u5f88\u9ad8\u7684\u7a33\u5b9a\u6027\u3002Li-O2<\/sub>\u7535\u6c60\u91c7\u7528\u8be5\u8d1f\u6781\u65f6\uff0c\u7531\u4e8e\u5176\u65e0\u679d\u6676\u5f62\u6001\u548c\u7a33\u5b9a\u7684SEI\uff0c\u5faa\u73af\u7a33\u5b9a\u6027\u663e\u8457\u63d0\u9ad8\u3002\u8fd9\u9879\u5de5\u4f5c\u53ef\u80fd\u4e3a\u5145\u5206\u5229\u7528Li-O2<\/sub>\u7535\u6c60\u7684\u4f18\u52bf\u4e3a\u672a\u6765\u7684\u5e94\u7528\u5f00\u8f9f\u4e00\u6761\u65b0\u7684\u9014\u5f84\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aStabilizing lithium into cross-stacked nanotube sheets with ultra-high specific capacity for lithium oxygen battery<\/a> (Angew. Chem. Int. Ed<\/em>. 2018<\/strong>, DOI:10.1002\/anie.201814324)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u7ec4\u5927\u5175\u54e5\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

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