{"id":178585,"date":"2019-06-25T16:59:35","date_gmt":"2019-06-25T08:59:35","guid":{"rendered":"\/\/m.iemloyee.com\/?p=178585"},"modified":"2019-06-25T16:59:35","modified_gmt":"2019-06-25T08:59:35","slug":"%e5%93%88%e5%b0%94%e6%bb%a8%e5%b7%a5%e4%b8%9a%e5%a4%a7%e5%ad%a6acs-nano-%e9%80%9a%e8%bf%87co2b-cnt%e7%9a%84%e8%b6%85%e5%bc%ba%e5%8d%8f%e5%90%8c%e5%90%b8%e9%99%84%e4%bd%9c%e7%94%a8","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=178585","title":{"rendered":"\u54c8\u5c14\u6ee8\u5de5\u4e1a\u5927\u5b66ACS Nano: \u901a\u8fc7Co2B @ CNT\u7684\u8d85\u5f3a\u534f\u540c\u201c\u5438\u9644\u4f5c\u7528\u201d\u52a9\u529b\u9ad8\u6027\u80fd\u9502\u786b\u7535\u6c60"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/b><\/strong><\/p>\n \u9502-\u786b(Li-S)\u7535\u6c60\u7531\u4e8e\u5176\u80fd\u91cf\u5bc6\u5ea6\u9ad8\u3001\u4e14\u786b\u542b\u91cf\u4e30\u5bcc\uff0c\u4ef7\u683c\u4f4e\u5ec9\uff0c\u88ab\u5e7f\u6cdb\u5730\u8ba4\u4e3a\u662f\u672a\u6765\u5927\u89c4\u6a21\u50a8\u80fd\u9886\u57df\u5e94\u7528\u53d1\u5c55\u7684\u65b9\u5411\u3002\u7136\u800c\uff0c\u786b\u6b63\u6781\u7684\u4e00\u4e9b\u56fa\u6709\u7f3a\u70b9\uff0c\u4f8b\u5982\u5355\u8d28\u786b\u4ee5\u53ca\u653e\u7535\u4ea7\u7269\u5bfc\u7535\u6027\u5dee\u4ee5\u53ca\u591a\u786b\u5316\u7269\u6eb6\u89e3\u5f15\u8d77\u7684\u201c\u7a7f\u68ad\u6548\u5e94\u201d\uff0c\u4e25\u91cd\u9650\u5236\u4e86\u9502\u786b\u7535\u6c60\u7684\u5b9e\u9645\u5e94\u7528\u3002\u4e3a\u4e86\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\uff0c\u5927\u591a\u6570\u5de5\u4f5c\u81f4\u529b\u4e8e\u5f00\u53d1\u5f00\u53d1\u9ad8\u6027\u80fd\u7684\u786b\u8f7d\u4f53\u6750\u6599\uff0c\u5305\u62ec\u591a\u5b54\u78b3\u57fa\u6750\u6599\uff0c\u91d1\u5c5e\u6c27\u5316\u7269\u548c\u786b\u5316\u7269\u3002\u8fd9\u4e9b\u4e3b\u4f53\u6750\u6599\u80fd\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u6539\u5584\u9502\u786b\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd\uff0c\u4f46\u662f\u5176\u964d\u4f4e\u4e86\u7535\u6c60\u7684\u603b\u4f53\u80fd\u91cf\u5bc6\u5ea6\u3002\u5728\u5145\u653e\u7535\u671f\u95f4\uff0c\u591a\u786b\u5316\u7269\u4ece\u786b\u6b63\u6781\u6eb6\u89e3\u5230\u7535\u89e3\u6db2\u4e2d\uff0c\u7a7f\u8fc7\u9694\u819c\u5e76\u4e14\u8150\u8680\u9502\u91d1\u5c5e\u8d1f\u6781\uff0c\u8fd9\u5c06\u5bfc\u81f4\u6d3b\u6027\u7269\u8d28\u7684\u4e0d\u53ef\u9006\u635f\u5931\u548c\u5faa\u73af\u7a33\u5b9a\u6027\u53d8\u5dee\u3002\u9694\u819c\u4f5c\u4e3a\u7535\u6c60\u4e2d\u7684\u5173\u952e\u7ec4\u5206\uff0c\u5c06\u6b63\u8d1f\u6781\u9694\u5f00\u7684\u540c\u65f6\u63d0\u4f9b\u79bb\u5b50\u4f20\u8f93\u3002\u56e0\u6b64\uff0c\u5982\u679c\u5728\u9694\u819c\u548c\u786b\u6b63\u6781\u4e4b\u95f4\u6784\u9020\u963b\u6321\u5c42\u4ee5\u786e\u4fdd\u5feb\u901fLi +<\/sup>\u79bb\u5b50\u4f20\u8f93\u540c\u65f6\u6709\u6548\u5730\u9650\u5236\u591a\u786b\u5316\u7269\u7684\u7a7f\u68ad\uff0c\u5c31\u53ef\u4ee5\u5f88\u597d\u7684\u6291\u5236\u201c\u7a7f\u68ad\u6548\u5e94\u201d\u5e76\u4e14\u83b7\u5f97\u9ad8\u6027\u80fd\u7684\u9502\u786b\u7535\u6c60\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n \u8fd1\u65e5\uff0c\u54c8\u5c14\u6ee8\u5de5\u4e1a\u5927\u5b66\u5f20\u4e43\u5e86\u6559\u6388<\/b><\/strong>\u548c\u5b59\u514b\u5b81\u6559\u6388<\/b><\/strong>\u901a\u8fc7\u5728\u5546\u4e1a\u5316\u805a\u4e19\u70ef\u9694\u819c\u4e0a\u4fee\u9970\u78b3\u7eb3\u7c73\u7ba1(Co2<\/sub>B @ CNT)\u4e92\u8fde\u7684\u787c\u5316\u94b4\uff0c\u7528\u4f5c\u9502\u786b\u7535\u6c60\u4e2d\u591a\u786b\u5316\u7269\u963b\u9694\u5c42\u3002DFT\u7684\u7ed3\u679c\u8868\u660e\uff0c\u9664\u4e86\u94b4-\u786b\u5438\u9644\u4f5c\u7528\u5916\uff0cCo2<\/sub>B\u4e2d\u5177\u6709\u7a7a\u8f68\u9053\u7684\u787c\u5316\u7269\u4f4d\u70b9\u53ef\u4ee5\u6709\u6548\u5730\u5438\u9644\u591a\u786b\u5316\u7269\uff0cB\u548cCo\u53ef\u4ee5\u5bf9\u591a\u786b\u5316\u7269\u201c\u534f\u540c\u5438\u9644\u201d\u5438\u9644\u6548\u679c\u3002\u56e0\u6b64\uff0c\u8fd9\u79cd\u91d1\u5c5e\u787c\u5316\u7269\u663e\u793a\u51fa\u9ad8\u5bc6\u5ea6\u7684\u591a\u786b\u5316\u7269\u5316\u5b66\u951a\u5b9a\u4f4d\u70b9\uff0c\u5176\u5438\u9644\u80fd\u529b\u8fbe\u523011.67mg m-2<\/sup>\u3002\u6b64\u5916\uff0cCo2B\u8fd8\u8868\u73b0\u51fa\u4eceLi2<\/sub>S8<\/sub>\u5230Li2<\/sub>S\u7684\u6210\u6838\u8fc7\u7a0b\u7684\u50ac\u5316\u4f5c\u7528\uff0c\u5e76\u4e14\u4ea4\u8054\u7684CNT\u4e3a\u7535\u5b50\u8f6c\u79fb\u63d0\u4f9b\u4e86\u901a\u8def\uff0c\u8fd9\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u500d\u7387\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u8fd9\u79cdCo2<\/sub>B @ CNT\u6539\u6027\u9694\u819c\u663e\u793a\u51fa\u8d85\u957f\u7684\u5faa\u73af\u5bff\u547d\u548c\u4f18\u5f02\u7684\u500d\u7387\u6027\u80fd\u3002\u76f8\u5173\u7814\u7a76\u6210\u679cBlocking Polysulfide with Co2B@CNT via\u201cSynergetic Adsorptive Effect\u201d towards Ultrahigh-Rate Capability and Robust Lithium-Sulfur Battery<\/b><\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728ACS Nano<\/b><\/strong>\u4e0a\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n \u56fe\u4e00<\/b><\/strong>Co<\/b><\/strong>2<\/b><\/sub><\/strong>B @CNT\u7684\u5408\u6210\u8fc7\u7a0b<\/b><\/strong>\u53ca\u5de5\u4f5c\u673a\u7406\u793a\u610f\u56fe<\/b><\/strong><\/p>\n \uff08a\uff09Co2<\/sub>B @CNT\u7684\u5408\u6210\u8fc7\u7a0b\u7684\u793a\u610f\u56fe\u3002<\/p>\n \uff08b\uff09Co2<\/sub>B @CNT\u4e2d\u5f62\u6210\u7684\u4e09\u7ef4\u4ea4\u9519CNT\u5bfc\u7535\u7f51\u7edc\u7684\u793a\u610f\u56fe\u3002<\/p>\n \uff08c\uff09\u4f7f\u7528\u5546\u4e1aPP\u9694\u819c\u548cCo2B @ CNT\u9694\u819c\u7684Li-S\u7535\u6c60\u7684\u793a\u610f\u56fe\u3002<\/p>\n \u56fe\u4e8c<\/b><\/strong>Co<\/b><\/strong>2<\/b><\/sub><\/strong>B @CNT<\/b><\/strong>\u7684\u7269\u76f8\u7ed3\u6784\u8868\u5f81<\/b><\/strong><\/p>\n \u00a0<\/b><\/strong>\uff08a\uff0cb\uff09ZIF-67 @ CNT\u524d\u9a71\u4f53\u7684SEM\u56fe\u50cf\u3002<\/p>\n \uff08c\uff0cd\uff09ZIF-67 @ CNT\u524d\u9a71\u4f53\u7684TEM\u56fe\u50cf\u3002<\/p>\n \uff08e\uff0cf\uff09Co2<\/sub>B @CNT\u7684TEM\u56fe\u50cf\u3002<\/p>\n \u56fe\u4e09<\/b><\/strong>Co<\/b><\/strong>2<\/b><\/sub><\/strong>B @CNT<\/b><\/strong>\u7684\u591a\u786b\u5316\u7269\u5438\u9644\u6548\u679c<\/b><\/strong><\/p>\n \u00a0<\/b><\/strong>\uff08a\uff09\u5438\u9644\u524d\u540eCo2<\/sub>B @ CNT\u7684\uff08a-b\uff09Co2p3\/2<\/sub>\u548c\uff08c-d\uff09B 1s\u7684\u9ad8\u5206\u8fa8\u7387XPS\u5149\u8c31\u7684\u6bd4\u8f83\u3002<\/p>\n \uff08e-g\uff09Co2<\/sub>B\u548cCo3<\/sub>O4<\/sub>\u8868\u9762\u4e0e\u591a\u786b\u5316\u9502\u76f8\u4e92\u4f5c\u7528\u7684\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\u3002<\/p>\n \u56fe\u56db<\/b><\/strong>\u7535\u5316\u5b66\u6027\u80fd\u8868\u5f81<\/b><\/strong><\/p>\n \u00a0<\/b><\/strong>\uff08a\uff09\u5177\u6709Co2<\/sub>B @ CNT\u9694\u819c\uff0cCNT\u9694\u819c\u548cPP\u9694\u819c\u7684\u7535\u6c60\u7684EIS\u8c31\u56fe<\/p>\n \uff08b\uff0cc\uff09\u4f7f\u7528PP\u9694\u819c\uff0cCNT-PP\u9694\u819c\u548cCo2<\/sub>B @ CNT-PP\u9694\u819c\u7684\u5145\u653e\u7535\u66f2\u7ebf\u548c\u500d\u7387\u6027\u80fd\u3002<\/p>\n \uff08d\uff09\u57280.2C\u4e0b\u4f7f\u7528\u539fPP\u9694\u819c\uff0cCNT-PP\u9694\u819c\u548cCo2<\/sub>B @ CNT-PP\u9694\u819c\u7684\u5faa\u73af\u6027\u80fd\u3002<\/p>\n \uff08e\uff09Co2<\/sub>B @ CNT-PP\u9694\u819c\u57285C\u4e0b\u7684\u957f\u5faa\u73af\u6027\u80fd\u548c\u5e93\u4ed1\u6548\u7387\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/b><\/strong><\/p>\n \u603b\u4e4b\uff0c\u672c\u6587\u901a\u8fc7\u5728\u5546\u4e1a\u5316\u805a\u4e19\u70ef\u9694\u819c\u4e0a\u4fee\u9970Co2<\/sub>B @ CNT\uff0c\u53ef\u6709\u6548\u6291\u5236\u591a\u786b\u5316\u7269\u7684\u201c\u7a7f\u68ad\u6548\u5e94\u201d\uff0c\u63d0\u9ad8\u78b3\u57fa\u786b\u4e3b\u4f53\u6b63\u6781\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u3002\u6b64\u5916\uff0cCo2<\/sub>B\u5bf9\u591a\u786b\u5316\u7269\u8f6c\u5316\u50ac\u5316\u4f5c\u7528\u548cCNT\u7684\u4e92\u8fde\u7535\u5b50\u901a\u9053\uff0c\u6781\u5927\u7684\u6539\u5584\u7535\u6c60\u7684\u500d\u7387\u6027\u80fd\u3002\u4f7f\u5176\u57280.1C\u4e0b\u8868\u73b0\u51fa1650mAh\/g\u7684\u9ad8\u653e\u7535\u6bd4\u5bb9\u91cf\u3002\u5728\u5c06\u500d\u7387\u63d0\u9ad8\u52305C\u65f6\uff0c\u8fd8\u53ef\u4ee5\u4fdd\u63011172.8mAh\/ g\u7684\u9ad8\u5bb9\u91cf\u3002\u5373\u4f7f\u57285C\u4e0b\u7ecf3000\u6b21\u5faa\u73af\u540e\uff0c\u5177\u6709Co2<\/sub>B @ CNT\u7684\u7535\u6c60\u4e5f\u8868\u73b0\u51fa\u6bcf\u5faa\u73af0.0072\uff05\u7684\u4f4e\u5bb9\u91cf\u8870\u51cf\u7387\u3002\u5177\u6709Co2B @ CNT\u7684\u7535\u6c60\u57285.8mg\/cm2<\/sup>\u7684\u8f83\u9ad8\u786b\u8d1f\u8f7d\u4e0b\u4ecd\u7136\u53ef\u4ee5\u8868\u73b0\u51fa5.5mAh\/cm2<\/sup>(0.5C)\u7684\u9ad8\u9762\u79ef\u5bb9\u91cf\u3002\u787c\u5316\u94b4\u4e2d\u7684\u8fd9\u79cd\u201c\u534f\u540c\u5438\u9644\u201d\u6548\u5e94\u6781\u5927\u5730\u4fc3\u8fdb\u4e86\u5176\u4ed6\u91d1\u5c5e\u787c\u5316\u7269\u4f5c\u4e3a\u9502\u786b\u7535\u6c60\u4e2d\u591a\u786b\u5316\u7269\u963b\u9694\u5c42\uff0c\u5e76\u4e14\u8fd9\u79cd\u787c\u5316\u7269\u6539\u6027\u9694\u819c\u7684\u7535\u5316\u5b66\u6027\u80fd\u4f18\u4e8e\u4ee5\u524d\u7684\u62a5\u9053\uff0c\u4e3a\u9ad8\u6027\u80fd\u9502\u786b\u7535\u6c60\u63d0\u4f9b\u540c\u65f6\u5b9e\u73b0\u5f3a\u5438\u9644\u4f5c\u7528\u548c\u6709\u6548\u50ac\u5316\u6548\u679c\u7684\u601d\u8def\u3002<\/p>\n<\/p>\n
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