{"id":192794,"date":"2020-01-01T06:54:24","date_gmt":"2019-12-31T22:54:24","guid":{"rendered":"\/\/m.iemloyee.com\/?p=192794"},"modified":"2019-12-30T22:08:47","modified_gmt":"2019-12-30T14:08:47","slug":"%e5%8d%97%e4%ba%ac%e5%a4%a7%e5%ad%a6%e5%91%a8%e8%b1%aa%e6%85%8e%e6%95%99%e6%8e%88%e5%9b%a2%e9%98%9f%e5%92%8c%e6%9c%b1%e4%bf%8a%e6%9d%b0%e3%80%81%e5%bc%a0%e5%89%91%e8%8d%a3%e6%95%99%e6%8e%88%e5%9b%a2","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=192794","title":{"rendered":"\u5357\u4eac\u5927\u5b66\u5468\u8c6a\u614e\u6559\u6388\u56e2\u961f\u548c\u6731\u4fca\u6770\u3001\u5f20\u5251\u8363\u6559\u6388\u56e2\u961fEnergy Environ. Sci.\uff1a\u53cc\u529f\u80fd\u751f\u7269\u9176\u4f5c\u4e3a\u53ef\u5145\u7535\u9502\u7a7a\u6c14\u7535\u6c60\u7684\u9ad8\u6548\u50ac\u5316\u5242"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/b><\/strong><\/p>\n \u9502\u7a7a\u6c14\uff08Li-Air\uff09\u7535\u6c60\u56e0\u5176\u6781\u9ad8\u7684\u7406\u8bba\u6bd4\u80fd\u5bc6\u5ea6\u800c\u88ab\u8ba4\u4e3a\u662f\u6700\u6709\u524d\u9014\u7684\u4e0b\u4e00\u4ee3\u50a8\u80fd\u6280\u672f\u4e4b\u4e00\u3002\u4e0e\u975e\u6c34\u7cfbLi-Air\u7535\u6c60\u76f8\u6bd4\uff0c\u5177\u6709\u9178\u6027\u7535\u89e3\u6db2\u7684\u6df7\u5408\u6c34\u7cfbLi-Air\u7535\u6c60\u4e0d\u4f46\u80fd\u5728\u5f00\u653e\u7a7a\u6c14\u4e2d\u8fd0\u884c\uff0c\u800c\u4e14\u80fd\u63d0\u4f9b\u8f83\u9ad8\u7684\u653e\u7535\u7535\u538b\u3002\u7531\u4e8e\u7684\u7a7a\u6c14\u6781\uff08ORR\/OER\uff09\u53cd\u5e94\u52a8\u529b\u5b66\u7f13\u6162\uff0c\u56e0\u6b64\u6025\u9700\u5bfb\u627e\u4e00\u79cd\u9ad8\u6548\u7684\u53cc\u529f\u80fd\u7535\u50ac\u5316\u5242\uff0c\u63d0\u9ad8Li-Air\u7535\u6c60\u80fd\u91cf\u5bc6\u5ea6\u4ee5\u8fdb\u4e00\u6b65\u63a5\u8fd1\u5176\u7406\u8bba\u503c\u3002\u6b64\u5916\uff0c\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\uff0c\u6c34\u5206\u5b50\u53c2\u4e0e\u7535\u6781\u53cd\u5e94\uff0c\u56e0\u6b64\u7535\u6c60\u5185\u5728pH\u968f\u5145\u653e\u7535\u5faa\u73af\u800c\u53d1\u751f\u53d8\u5316\u3002\u8fd9\u5c31\u8981\u6c42\u7a7a\u6c14\u6781\u50ac\u5316\u5242\u4e0d\u4f46\u80fd\u5728\u9178\u6027\u6761\u4ef6\u4e0b\u53d1\u6325\u4f18\u5f02\u7684\u7535\u50ac\u5316\u6027\u80fd\uff0c\u5e76\u4e14\u5176\u50ac\u5316\u6d3b\u6027\u548c\u7a33\u5b9a\u6027\u80fd\u627f\u53d7pH\u7684\u53d8\u5316\u3002\u7136\u800c\uff0c\u5bf9\u4e8e\u975e\u751f\u7269\u65e0\u673a\u7535\u50ac\u5316\u5242\uff0c\u5176\u53cc\u529f\u80fd\u50ac\u5316\u6d3b\u6027\u5728\u5f31\u9178\u73af\u5883\u4e0b\u4f9d\u7136\u8f83\u4f4e\uff0c\u4e14pH\u53d8\u5316\u4e25\u91cd\u5f71\u54cd\u5176\u50ac\u5316\u6d3b\u6027\u548c\u7a33\u5b9a\u6027\uff0c\u5373\u4f7f\u8d35\u91d1\u5c5ePt\u57fa\u50ac\u5316\u5242\u4e5f\u662f\u5982\u6b64\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u50ac\u5316\u542b\u6c27\u751f\u7269\u53cd\u5e94\u7684\u751f\u7269\u9176\u4e0d\u4f46\u80fd\u5728\u6e29\u548c\u6761\u4ef6\u4e0b\u53d1\u6325\u8d85\u9ad8\u7684\u50ac\u5316\u6d3b\u6027\uff0c\u800c\u4e14\u5176\u50ac\u5316\u7a33\u5b9a\u6027\u80fd\u5728\u8f83\u5bbdpH\u8303\u56f4\u4fdd\u6301\u7a33\u5b9a\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n \u8fd1\u65e5\uff0c\u5728\u5357\u4eac\u5927\u5b66\u5468\u8c6a\u614e<\/b><\/strong>\u6559\u6388<\/b><\/strong>\u56e2\u961f<\/b><\/strong>\u548c\u6731\u4fca\u6770\u6559\u6388<\/b><\/strong>\u3001\u5f20\u5251\u8363\u6559\u6388<\/b><\/strong>\u56e2\u961f\uff08<\/b><\/strong>\u5171\u540c<\/b><\/strong>\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u5e26\u9886\u4e0b\uff0c\u4ee5\u6e90\u81ea\u53d8\u8272\u6813\u83cc\u7684\u771f\u83cc\u6f06\u9176\uff08LacTv\uff09\u4e3a\u7a7a\u6c14\u6781\u50ac\u5316\u5242\uff0c\u63d0\u51fa\u4e86\u4e00\u79cd\u751f\u7269\u9176\u50ac\u5316\u7684\u6df7\u5408Li-Air\u7535\u6c60\uff0c\u8be5\u7535\u6c60\u4ee5\u5f31\u9178\u6027\u7f13\u51b2\u6db2\u4e3a\u7535\u89e3\u6db2\u3002\u5728\u8be5\u7535\u6c60\u4f53\u7cfb\u4e2d\uff0cLacTv\u7684\u50ac\u5316\u6d3b\u6027\u548c\u7a33\u5b9a\u6027\u8fdc\u8fdc\u8d85\u8fc7\u4e86Pt\/C\u3002\u5f31\u9178\u5230\u8fd1\u4e2d\u6027\u8303\u56f4\u5185\uff0cLacTv\u80fd\u7a33\u5b9a\u50ac\u5316\u7535\u6c60\u653e\u7535\u53cd\u5e94\uff0c\u4f7f\u7535\u6c60\u63d0\u4f9b\u9ad8\u8fbe~3.75 V\u7684\u653e\u7535\u7535\u538b\uff0c\u800c\u4e14\uff0c\u8be5\u653e\u7535\u7535\u538b\u80fd\u7a33\u5b9a120 h\u3002LacTv\u50ac\u5316\u7684Li-Air\u7535\u6c60\u80fd\u7a33\u5b9a\u5faa\u73af1100\u00a0h\uff0c\u5145\u653e\u7535\u8fc7\u7535\u538b\u4ec5\u4e3a~0.24 V\u3002\u6b64\u5916\uff0c\u7535\u5316\u5b66\u548c\u5149\u8c31\u7ed3\u679c\u8bc1\u660e\uff0c\u5728\u653e\u7535\/\u5145\u7535\u8fc7\u7a0b\u4e2d\u7535\u6c60\u81ea\u8eab\u7684pH\u53d8\u5316\u53ef\u4ee5\u539f\u4f4d\u8c03\u8282LacTv\u76f8\u5e94\u7684ORR\/OER\u50ac\u5316\u6d3b\u6027\u7684\u53ef\u9006\u8f6c\u5316\uff0c\u4ece\u800c\u4f7fLacTv\u66f4\u597d\u5730\u50ac\u5316\u7535\u6c60\u53cd\u5e94\u3002\u8fd9\u4e2a\u5de5\u4f5c\u4e0d\u4f46\u4e3a\u5bfb\u627e\u9ad8\u6548\u53cc\u529f\u80fdLi-Air\u7535\u6c60\u7684\u751f\u7269\u50ac\u5316\u5242\u63d0\u4f9b\u4e86\u65b0\u601d\u8def\uff0c\u5e76\u8bc1\u660e\u4e86\u751f\u7269\u9176\u5728\u80fd\u91cf\u5b58\u50a8\u4e2d\u5de8\u5927\u7684\u5e94\u7528\u6f5c\u529b\u3002\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201c<\/b><\/strong>Superior Efficient Rechargeable Lithium-air Battery via a Bifunctional Biological Enzyme Catalyst<\/b><\/strong>\u201d<\/b><\/strong>\u53d1\u8868\u5728\u4e86Energy Environ. Sci.<\/b><\/strong>\u4e0a\uff0c\u8bba\u6587\u7b2c\u4e00\u4f5c\u8005\u4e3a\u5357\u4eac\u5927\u5b66\u738b\u7433\u7433<\/b><\/strong>\u535a\u58eb\u548c\u65e5\u672cAIST\u738b\u96c5\u84c9<\/b><\/strong>\u7814\u7a76\u5458\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n \u56fe1<\/b><\/strong>\u00a0\u751f\u7269\u9176-<\/b><\/strong>LacTv\u50ac\u5316<\/b><\/strong>\u7684<\/b><\/strong>\u9502\u7a7a\u6c14\u7535\u6c60\u7684\u7ed3\u6784\u548c\u5de5\u4f5c\u539f\u7406\u793a\u610f\u56fe<\/b><\/strong> \u56fe2 Lac-SWCNT<\/b><\/strong>\u7535\u6781<\/b><\/strong>\u7684<\/b><\/strong>\u7ed3\u6784\u793a\u610f\u56fe\u548c\u5f62\u8c8c<\/b><\/strong>\u8868\u5f81<\/b><\/strong> \uff08a\uff09Lac-SWCNT\u7535\u6781\u7684\u7ed3\u6784\u3002<\/p>\n \uff08b\uff09SWCNT\uff08\u9ed1\u8272\u66f2\u7ebf\uff09\u3001LacTv\uff08\u84dd\u8272\u66f2\u7ebf\uff09\u548cLac-SWCNT\uff08\u7ea2\u8272\u66f2\u7ebf\uff09\u7684FTIR\u5206\u6790\u3002<\/p>\n \uff08c\uff09SWCNT\u548cLacTv-SWCNT\u7684TEM\u56fe\u548c\u5143\u7d20\u5206\u5e03\u3002LacTv-SWCNT\uff08\u9876\u90e8\uff0c\u7070\u8272\uff09\u548cSWCNT\uff08\u5e95\u90e8\uff0c\u7070\u8272\uff09\u7684\u6697\u573aTEM\u56fe\u50cf\uff1bLacTv-SWCNT\u548cSWCNT\u6750\u6599\u4e2dC\uff08\u7ea2\u8272\uff09\u3001N\uff08\u7eff\u8272\uff09\u548cO\uff08\u84dd\u8272\uff09\u5143\u7d20\u7684\u5206\u5e03\u3002<\/p>\n \u56fe3<\/b><\/strong>\u00a0<\/b><\/strong>Lac-SWCNT\u7684\u7535\u5316\u5b66\u6027\u80fd\u6d4b\u8bd5<\/b><\/strong> \uff08a\uff09\u00a0SWCNT\u3001Pt\/C\u548cLac-SWCNT\u5728O2<\/sub>\u9971\u548c\u76841 M LiAc-HAc\u7535\u89e3\u8d28\uff08pH = 6.0\uff09\u4e2d\u7684CV\u66f2\u7ebf\u3002\u626b\u63cf\u901f\u5ea6\u4e3a5 mV s-1<\/sup>\u3002<\/p>\n \uff08b\uff09Lac-SWCNT\u5728\u4e0d\u540c\u626b\u63cf\u901f\u7387\u4e0b\u7684CV\u66f2\u7ebf\u3002<\/p>\n \uff08c\uff09\u4e0d\u540c\u65cb\u8f6c\u901f\u5ea6\u6761\u4ef6\u4e0bLac-SWCNT\u5728\u65cb\u8f6c\u5706\u76d8\u7535\u6781\u4e0a\u7684LSV\u66f2\u7ebf\u3002\u7535\u89e3\u6db2\u4e3aO2<\/sub>\u9971\u548c\u76841 M LiAc-HAc\u7f13\u51b2\u6db2\uff08pH = 3.5\uff09\uff0c\u626b\u63cf\u901f\u7387\uff08\u03bd\uff09\uff1a5 mV s-1<\/sup>\u3002<\/p>\n \uff08d\uff09\u65cb\u8f6c\u76d8\u73afLSV\u626b\u63cf\u5bf9Lac-SWCNT\uff08\u7ea2\u8272\uff09\u548cPt\/C\uff08\u9ed1\u8272\uff09\u7535\u6781\u7684ORR\u50ac\u5316\u6027\u80fd\u7684\u8bc4\u4f30\u3002\u03bd= 5 mV s-1<\/sup>\uff0c\u8f6c\u901f\uff1a1600 r.p.m.<\/p>\n \uff08e\uff09\u6839\u636eK-L\u65b9\u7a0b\u8ba1\u7b97\u7684\u7535\u5b50\u8f6c\u79fb\u6570\uff08N\uff09\u548c\u8fc7\u6c27\u5316\u7269\u4ea7\u7387\uff08H2<\/sub>O2<\/sub>\uff05\uff09\u3002<\/p>\n \uff08f\uff09Lac-SWCNT\uff08\u7ea2\u8272\uff09\u548cPt\/C\uff08\u84dd\u8272\uff09\u548cSWCNT\uff08\u9ed1\u8272\uff09\u7684OER\u6027\u80fd\u6d4b\u8bd5\u3002\u8f6c\u901f\u4e3a1600 r.p.m\uff0c\u7535\u89e3\u6db2\u4e3a1 M LiAc-HAc\u7f13\u51b2\u6db2\uff08pH=7.4\uff09\u3002<\/p>\n \u56fe<\/b><\/strong>4 <\/b><\/strong>Lac-SWCNT\u50ac\u5316\u7684<\/b><\/strong>\u9502\u7a7a\u6c14\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd\u8868\u5f81<\/b><\/strong> \uff08a\uff09pH\u5bf9Lac-SWCNT\uff08\u7ea2\u8272\uff09\u548cPt\/C\uff08\u9ed1\u8272\uff09\u50ac\u5316\u7684\u9502\u7a7a\u6c14\u7535\u6c60\u7535\u538b\u7684\u5f71\u54cd\u3002 \u7535\u6d41\u5bc6\u5ea6\uff1a500 mA g-1<\/sup>\u3002<\/p>\n \uff08b\uff09\u4ee5Lac-SWCNT\u4e3a\u7a7a\u6c14\u6781\u7684Li-Air\u7535\u6c60\u7684\u5168\u5145\u653e\u66f2\u7ebf\u53ca\uff08c\uff09\u5bf9\u5e94\u7684\u7535\u89e3\u6db2pH\u539f\u4f4d\u53d8\u5316\u3002\u7535\u6d41\u5bc6\u5ea6\uff1a100 mA g-1<\/sup>\uff0c\u7535\u89e3\u6db2\uff1a1 M LiAc-HAc\u7f13\u51b2\u6db2\uff08\u521d\u59cbpH\u503c\u4e3a3.5\uff09\u3002<\/p>\n \uff08d\uff09\u4e0d\u540c\u7a7a\u6c14\u7535\u6781\u7684Li-Air\u7535\u6c60\u9996\u570810 h\/10 h\u653e\u7535\/\u5145\u7535\u5faa\u73af\u66f2\u7ebf\u53ca\uff08e\uff09\u7535\u6c60\u5faa\u73af\u7a33\u5b9a\u6027\u6bd4\u8f83\u3002\u7535\u6d41\u5bc6\u5ea6\uff1a500 mA g-1<\/sup>\u3002\u7535\u89e3\u6db2\uff1a1 M LiAc-HAc\u7f13\u51b2\u6db2\uff08\u521d\u59cbpH\u503c\u4e3a3.5\uff09\u3002<\/p>\n \uff08f\uff09\u77ed\u671f10h \/ 10h\u5145\u653e\u7535\u5faa\u73af(\u63d2\u56fe)\u671f\u95f4\u7535\u89e3\u8d28\u4e2d\u6eb6\u6c27\u91cf\u7684\u53d8\u5316\u3002<\/p>\n \u56fe<\/b><\/strong>5<\/b><\/strong>\u00a0<\/b><\/strong>\u7535\u6c60\u5faa\u73af<\/b><\/strong>\u539f\u4f4d\u8c03\u8282<\/b><\/strong>LacTv<\/b><\/strong>\u53cc\u529f\u80fd<\/b><\/strong>\u50ac\u5316\u6d3b\u6027\u53ef\u9006\u8f6c\u6362<\/b><\/strong>\u7684<\/b><\/strong>\u539f\u7406<\/b><\/strong> \uff08a-d\uff09\u538c\u6c27\u6761\u4ef6\u4e0b\u7684LacTv\u8fd8\u539f\u6ef4\u5b9a\u3002\u538c\u6c27\u6761\u4ef6\u4e0b\u5206\u522b\u5411pH 3.5\uff08a\uff09\u548cpH 7.4\uff08c\uff09\u7684LacTv\u6eb6\u6db2\u4e2d\u52a0\u5165\u8fde\u4e8c\u4e9a\u786b\u9178\u76d0\uff0c\u5e76\u8bb0\u5f55\u4e0d\u540c\u65f6\u95f4\u70b9\u7684UV-vis\u5149\u8c31\u66f2\u7ebf\u300210\u00a0min\u540e\u901a\u6c27\u6c14\uff0c\u5e76\u8bb0\u5f551 min\u65f6\u7684UV-vis\u5149\u8c31\u66f2\u7ebf\uff08b\uff0cd\uff09\u3002<\/p>\n \uff08e\uff09\u9502\u7a7a\u6c14\u7535\u6c60\u5728\u653e\u7535\/\u5145\u7535\u5faa\u73af\u4e2d\uff0cLacTv\u7684ORR\/OER\u50ac\u5316\u6d3b\u6027\u7684\u539f\u4f4d\u53ef\u9006\u8f6c\u5316\u7684\u793a\u610f\u56fe\u3002<\/p>\n \u3010\u5c0f\u7ed3<\/b><\/strong>\u3011<\/p>\n 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V\uff09\uff0c\u540c\u65f6\u7535\u6c60\u5145\u7535\u7535\u538b\u964d\u4f4e\uff0c\u8fdb\u800c\u4f7f\u7535\u6c60\u5145\u653e\u8fc7\u7535\u4f4d\u964d\u4f4e\u81f3~0.24 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