{"id":228183,"date":"2021-10-08T06:53:35","date_gmt":"2021-10-07T22:53:35","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=228183"},"modified":"2021-10-07T19:53:49","modified_gmt":"2021-10-07T11:53:49","slug":"%e4%b9%94%e4%b8%96%e7%92%8b%e5%9b%a2%e9%98%9fnature%e5%ad%90%e5%88%8a%ef%bc%9a%e6%9c%80%e9%ab%98%e7%94%b5%e5%8e%8bal-s%e7%94%b5%e6%b1%a0","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=228183","title":{"rendered":"\u4e54\u4e16\u748b\u56e2\u961fNature\u5b50\u520a\uff1a\u6700\u9ad8\u7535\u538bAl-S\u7535\u6c60"},"content":{"rendered":"

\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n

\u786b\uff08S\uff09\u662f\u4e00\u79cd\u5f88\u6709\u524d\u9014\u7684\u91d1\u5c5e-\u786b\u7535\u6c60\u7535\u6781\u6750\u6599\uff0c\u56e0\u4e3a\u5176\u542b\u91cf\u4e30\u5bcc\u548c\u7406\u8bba\u5bb9\u91cf\u8f83\u9ad8\u3002\u786b\u901a\u5e38\u4e0e\u91d1\u5c5e\u9633\u6781\u7ed3\u5408\uff0c\u5e76\u4e0e\u91d1\u5c5e\u9633\u79bb\u5b50\u7535\u5316\u5b66\u8fd8\u539f\u5f62\u6210\u91d1\u5c5e\u786b\u5316\u7269\uff0c\u4f46\u8fd9\u4e9b\u786b\u5316\u7269\u88ab\u6c27\u5316\u6210\u786b\u65f6\u5b58\u5728\u80fd\u91cf\u5c4f\u969c\u9ad8\u7b49\u95ee\u9898\uff0c\u4ece\u800c\u5bfc\u81f4\u8fc7\u7535\u4f4d\u5927\u548c\u53ef\u9006\u6027\u5dee\u3002\u6b64\u5916\uff0c\u786b\u7684\u8fd8\u539f\u53d1\u751f\u5728\u4f4e\u7535\u5316\u5b66\u7535\u4f4d\u4e0b\uff0c\u5bfc\u81f4\u91d1\u5c5e-\u786b\u7535\u6c60\u7684\u4f4e\u5de5\u4f5c\u7535\u538b\u3002\u56e0\u6b64\uff0c\u6709\u9650\u7684\u53ef\u9006\u6027\u548c\u4f4e\u7535\u5316\u5b66\u7535\u4f4d\u662f\u786b\u7535\u6781\u5b9e\u9645\u4f7f\u7528\u7684\u4e3b\u8981\u969c\u788d\u3002\u901a\u8fc7\u5408\u7406\u8bbe\u8ba1\u786b\u4e3b\u4f53\u548c\u7535\u89e3\u6db2\u5de5\u7a0b\uff0c\u4eba\u4eec\u81f4\u529b\u4e8e\u6539\u5584\u91d1\u5c5e-\u786b\u7535\u6c60\u7684\u53ef\u9006\u6027\uff0c\u4f46\u662f\u672a\u80fd\u57fa\u672c\u89e3\u51b3\u91d1\u5c5e-\u786b\u7535\u6c60\u7684\u4f4e\u7535\u538b\u95ee\u9898\uff0c\u56e0\u6b64\u57fa\u4e8e\u786b\u8fd8\u539f\u7684\u7535\u6c60\u4ecd\u7136\u8fdc\u8fdc\u4e0d\u80fd\u6ee1\u8db3\u9ad8\u538b\u5e94\u7528\u7684\u8981\u6c42\u3002\u8003\u8651\u5230\u786b\u5143\u7d20\u7684\u591a\u4ef7\u6027\uff0c\u786b\u53ef\u4ee5\u88ab\u6c27\u5316\u6210\u9ad8\u4ef7\u786b\u5316\u5408\u7269\u3002\u4f46\u662f\uff0c\u786b\u7684\u6c27\u5316\u8fc7\u7a0b\u5f88\u5c11\u88ab\u7814\u7a76\u3002\u7531\u4e8e\u786b\u7684\u60f0\u6027\uff0c\u9700\u8981\u65bd\u52a0\u9ad8\u538b\u6765\u9a71\u52a8\u5176\u7535\u5316\u5b66\u6c27\u5316\u3002\u540c\u65f6\uff0c\u786b\u7684\u7535\u5316\u5b66\u6c27\u5316\u7ecf\u5386\u4e86\u4e0e\u9634\u79bb\u5b50\u6709\u5173\u7684\u7535\u5b50\u635f\u5931\u8fc7\u7a0b\u3002\u56e0\u6b64\uff0c\u5728\u7535\u5316\u5b66\u7a33\u5b9a\u7684\u7535\u89e3\u6db2\u4e2d\u5177\u6709\u5f3a\u6c27\u5316\u80fd\u529b\u7684\u9634\u79bb\u5b50\u662f\u4ee5\u9ad8\u5ea6\u53ef\u9006\u7684\u65b9\u5f0f\u6c27\u5316\u786b\u6240\u5fc5\u9700\u7684\uff0c\u4f46\u8be5\u6982\u5ff5\u5c1a\u672a\u88ab\u63a2\u7d22\u3002
\n \"\"\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u6fb3\u5927\u5229\u4e9a\u963f\u5fb7\u83b1\u5fb7\u5927\u5b66\u4e54\u4e16\u748b\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba<\/strong>\u9996\u6b21\u62a5\u9053\u4e86\u4e09\u6c2f\u5316\u94dd\uff08AlCl3<\/sub>\uff09\/\u5c3f\u7d20\u79bb\u5b50\u6db2\u4f53\u4e2d\u7684\u53ef\u9006\u786b\u6c27\u5316\u3002AlCl4<\/sub>–<\/sup>\u9634\u79bb\u5b50\u53ef\u4ee5\u6c27\u5316\u786b\u5f62\u6210\u6c2f\u5316\u786b\u5316\u94dd\uff08AlSCl7<\/sub>\uff09\uff0c\u5176\u80fd\u53ef\u9006\u8fd8\u539f\u4e3a\u786b\uff0c\u5e76\u4e14\u6548\u7387\u9ad8\u8fbe\u7ea694%\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u8fd9\u79cd\u6c27\u5316\u8fd8\u539f\u8fc7\u7a0b\u5728\u5e7f\u6cdb\u7684\u9ad8\u7535\u5316\u5b66\u7535\u4f4d\u8303\u56f4\u5185\u662f\u53ef\u884c\u7684\u3002\u5f97\u76ca\u4e8e\u9ad8\u53ef\u9006\u6027\u548c\u9ad8\u7535\u5316\u5b66\u7535\u4f4d\uff0c\u94dd-\u786b\uff08Al-S\uff09\u7535\u6c60\u53ef\u4ee5\u5728\u7ea61.8 V\u9ad8\u7535\u538b\u4e0b\u7a33\u5b9a\u5730\u5faa\u73af\u8fd0\u884c\u8d85\u8fc7200\u6b21\uff0c\u662f\u76ee\u524d\u5df2\u62a5\u9053\u7684Al-S\u7535\u6c60\u7684\u6700\u9ad8\u5de5\u4f5c\u7535\u538b\u3002\u4e0e\u6b64\u5f62\u6210\u9c9c\u660e\u5bf9\u6bd4\u7684\u662f\uff0c\u5148\u524d\u7814\u7a76\u7684\u57fa\u4e8e\u786b\u8fd8\u539f\u7684Al-S\u7535\u6c60\u53ea\u80fd\u8fd0\u884c\u51e0\u5341\u6b21\u5faa\u73af\uff0c\u5e76\u4e14\u5de5\u4f5c\u7535\u538b\u4f4e\u5f88\u591a\uff0c\u4ec5\u7ea6\u4e3a0.5 V\u3002\u8fd9\u9879\u5de5\u4f5c\u4e3a\u786b\u5316\u5b66\u7684\u7406\u89e3\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\uff0c\u5e76\u5c06\u786b\u6c27\u5316\u4f5c\u4e3a\u5b9e\u73b0\u91d1\u5c5e-\u786b\u7535\u6c60\u9ad8\u538b\u5e94\u7528\u7684\u65b0\u9014\u5f84\u3002\u7814\u7a76\u6210\u679c\u4ee5\u9898\u4e3a\u201cReversible electrochemical oxidation of sulfur in ionic liquid for high-voltage Al-S batteries\u201d<\/strong>\u53d1\u5e03\u5728\u56fd\u9645\u8457\u540d\u671f\u520aNature Communications<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u89e3\u8bfb\u3011<\/strong><\/p>\n

\u56fe\u4e00\u3001\u79bb\u5b50\u6db2\u4f53\u4e2d\u786b\u7684\u7535\u5316\u5b66\u6c27\u5316\u8fd8\u539f<\/strong>
\n \"\"\uff08a\uff09\u57280.5 mV s-1<\/sup>\u65f6\uff0cS\/CNT\u590d\u5408\u6b63\u6781\u5728AlCl3<\/sub>\/\u5c3f\u7d20\u79bb\u5b50\u6db2\u4f53\u4e2d\u7684LSV\u66f2\u7ebf\uff0c\u5176\u4e2dAl\u53c2\u8003\u7535\u6781\uff0cS\/CNT\u4e2d\u7684\u786b\u542b\u91cf\u4e3a20wt.%\uff1b<\/p>\n

\uff08b\uff09\u6bd4\u8f83\u786b\u6c27\u5316\u548c\u786b\u8fd8\u539f\u4e0e\u5df2\u62a5\u9053\u6750\u6599\u7684\u7535\u538b\uff1b<\/p>\n

\uff08c-d\uff09\u786b\u6c27\u5316\u548c\u786b\u8fd8\u539f\u57280.5 mV s-1<\/sup>\u65f6\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

\uff08e-f\uff09\u57fa\u4e8e0.2 A g-1<\/sup>\u4e0b\u7684\u786b\u6c27\u5316\u548c0.5 A g-1<\/sup>\u4e0b\u7684\u786b\u8fd8\u539f\uff0cS\/CNT\u6b63\u6781\u7684\u6052\u7535\u6d41\u5145\u653e\u7535\u66f2\u7ebf\uff1b<\/p>\n

\uff08g-h\uff09\u786b\u6c27\u5316\u548c\u786b\u8fd8\u539f\u8fc7\u7a0b\u7684\u57fa\u4e8e\u65f6\u95f4\u7684\u539f\u4f4d\u540c\u6b65\u52a0\u901f\u5668XRD\u6a21\u5f0f\u548c\u76f8\u5e94\u7684\u5145\u653e\u7535\u66f2\u7ebf\u3002<\/p>\n

\u56fe\u4e8c\u3001\u786b\u7684\u8fd8\u539f\u548c\u6c27\u5316\u4ea7\u7269\u7684\u663e\u5fae\u56fe\u50cf<\/strong>
\n \"\"\uff08a-b\uff09Al2<\/sub>S3<\/sub>\u7684STEM\u56fe\u50cf\uff0ca\u4e2d\u7684\u63d2\u56fe\u663e\u793a\u4e86FFT\u6a21\u5f0f\uff1b<\/p>\n

\uff08c\uff09\u4ece[010]\u65b9\u5411\u89c2\u5bdf\u5230\u7684Al2<\/sub>S3<\/sub>\u6a21\u62df\u663e\u5fae\u56fe\u50cf\uff1b<\/p>\n

\uff08d\uff09AlSCl7<\/sub>\u7684\u9ad8\u5206\u8fa8\u7387TEM\u56fe\u50cf\uff0cd\u4e2d\u7684\u63d2\u56fe\u663e\u793a\u4e86FFT\u6a21\u5f0f\uff1b<\/p>\n

\uff08f\uff09\u4ece[010]\u65b9\u5411\u89c2\u5bdf\u5230AlSCl7<\/sub>\u7684\u6a21\u62df\u663e\u5fae\u56fe\u50cf\u3002<\/p>\n

\u56fe\u4e09\u3001\u786b\u6c27\u5316\u548c\u786b\u8fd8\u539f\u53cd\u5e94\u9014\u5f84\u7684\u7406\u8bba\u8ba1\u7b97<\/strong>
\n \"\"\uff08a-b\uff09\u786b\u6b63\u6781\u548c\u94dd\u8d1f\u6781\u4e2d\u786b\u6c27\u5316\u548c\u786b\u8fd8\u539f\u7684\u53cd\u5e94\u8def\u5f84\uff1b<\/p>\n

\uff08c-d\uff09\u4f7f\u7528AlCl4<\/sub>\u2212<\/sup>\u548cAl2<\/sub>Cl7<\/sub>\u2212<\/sup>\u9634\u79bb\u5b50\u7684\u786b\u6c27\u5316\u548c\u786b\u8fd8\u539f\u8fc7\u7a0b\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe\u56db\u3001\u901a\u8fc7\u5149\u8c31\u5206\u6790\u9274\u5b9a\u786b\u7684\u6c27\u5316\u4e2d\u95f4\u4f53<\/strong>
\n \"\"\uff08a-b\uff09\u5728S K-edge\u548cCl L-edge\u8bb0\u5f55\u7684\u4e0d\u540c\u7535\u538b\u4e0bS\/CNT\u6b63\u6781\u7684NEXAFS \u5149\u8c31\uff1b<\/p>\n

\uff08c\uff09\u4e0d\u540c\u6c27\u5316\u7535\u538b\u4e0bS\/CNT\u6b63\u6781\u7684S 2p XPS\u5149\u8c31\uff1b<\/p>\n

\uff08d\uff09Al-S\u7535\u6c60\u57280.2 A g-1<\/sup>\u65f6\u7684\u5145\u653e\u7535\u66f2\u7ebf\u53ca\u5176S\/CNT\u6b63\u6781\u7684\u5b9e\u65f6\u62c9\u66fc\u7b49\u9ad8\u7ebf\u56fe\uff1b<\/p>\n

\uff08e\uff09\u4eced\u4e2d\u7684\u8f6e\u5ed3\u56fe\u6848\u4e2d\u63d0\u53d6\u7684\u4e0d\u540c\u65f6\u95f4\u7684\u62c9\u66fc\u5149\u8c31\u3002<\/p>\n

\u56fe\u4e94\u3001Al-S\u7535\u6c60\u4e2d\u7684\u786b\u6c27\u5316<\/strong>
\n \"\"\uff08a-b\uff09\u57fa\u4e8e\u786b\u6c27\u5316\u3001AlSCl7<\/sub>\u4ea7\u7269\u548c\u786b\u8fd8\u539f\u3001Al2<\/sub>S3<\/sub>\u4ea7\u7269\u7684Al-S\u7535\u6c60\u5faa\u73af\u6027\u80fd\uff1b<\/p>\n

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

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\u6587\u732e\u94fe\u63a5\uff1aReversible electrochemical oxidation of sulfur in ionic liquid for high-voltage Al-S batteries<\/a><\/strong>. Nature Communications<\/em>, 2021<\/strong>, DOI: 10.1038\/s41467-021-26056-7.<\/p>\n

\u672c\u6587\u7531CQR\u7f16\u8bd1\u3002<\/p>\n

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