{"id":205397,"date":"2020-07-17T12:00:45","date_gmt":"2020-07-17T04:00:45","guid":{"rendered":"\/\/m.iemloyee.com\/?p=205397"},"modified":"2020-07-17T09:54:12","modified_gmt":"2020-07-17T01:54:12","slug":"%e3%80%90%e5%b7%b2%e6%a0%a1%e7%a8%bf%e3%80%91%e5%a4%a9%e5%a4%a7%e9%82%93%e6%84%8f%e8%be%benims%e5%8f%b6%e9%87%91%e8%8a%b1nano-energy%ef%bc%9a%e4%bd%8e%e6%b8%a9%e7%ad%96%e7%95%a5%e7%9a%84ni-ncni","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=205397","title":{"rendered":"\u5929\u5927\u9093\u610f\u8fbe&NIMS\u53f6\u91d1\u82b1Nano Energy\uff1a\u4f4e\u6e29\u7b56\u7565\u7684Ni-NC@Ni\u6838-\u58f3\u7eb3\u7c73\u7ed3\u6784\u4e0e\u5355Ni\u4f4d\u70b9\u5b9e\u73b0\u9ad8\u6548CO2\u7535\u8fd8\u539f"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/b><\/strong><\/p>\n \u7535\u5316\u5b66\u5c06CO2<\/sub>\u8f6c\u5316\u4e3a\u5316\u5b66\u71c3\u6599\u662f\u5728\u73af\u5883\u6761\u4ef6\u4e0b\u6355\u83b7\u548c\u5229\u7528\u6e29\u5ba4\u6c14\u4f53CO2<\/sub>\u7684\u4e00\u79cd\u5f88\u6709\u524d\u9014\u7684\u65b9\u6cd5\u3002\u4e3a\u4e86\u5b9e\u73b0\u9ad8\u6548\u7684CO2<\/sub>\u8fd8\u539f\u53cd\u5e94\uff08CO2<\/sub>RR\uff09\uff0c\u7535\u50ac\u5316\u5242\u5e94\u6ee1\u8db3\u4ee5\u4e0b\u51e0\u4e2a\u8981\u6c42\uff1a\uff081\uff09\u7a33\u5065\u7684\u6d3b\u6027\u4f4d\u70b9\uff0c\u4ee5\u6fc0\u6d3bCO2<\/sub>\u7684\u7a33\u5b9a\u5316\u5b66\u952e\uff08CO\uff0c806 kJ mol-1<\/sup>\uff09\uff0c\u4f7f\u53cd\u5e94\u80fd\u591f\u5feb\u901f\u3001\u6709\u9009\u62e9\u6027\u5730\u5411\u76ee\u6807\u4ea7\u7269\u65b9\u5411\u8fdb\u884c\uff1b\uff082\uff09\u4e30\u5bcc\u7684\u5f00\u653e\u7a7a\u95f4\uff0c\u4f7f\u5176\u4e0e\u7535\u89e3\u8d28\u5145\u5206\u63a5\u89e6\uff0c\u5b9e\u73b0\u9ad8\u6548\u7684\u4f20\u8d28\u8fc7\u7a0b\uff1b\uff083\uff09\u4f18\u826f\u7684\u7535\u5b50\u4f20\u5bfc\u6027\uff0c\u4ee5\u4fdd\u8bc1\u7535\u5b50\u5feb\u901f\u6ce8\u5165\u6d3b\u6027\u4f4d\u70b9\uff0c\u7528\u4e8e\u540e\u7eed\u7684\u8fd8\u539f\u8fc7\u7a0b\u3002\u8fd1\u5e74\u6765\uff0c\u5df2\u7ecf\u5f00\u53d1\u4e86\u8bb8\u591a\u5148\u8fdb\u7684\u7535\u50ac\u5316\u5242\u7528\u4e8e\u9ad8\u6548\u7684CO2<\/sub>\u8fd8\u539f\uff0c\u5982Au\u3001Ag\u53ca\u5176\u5408\u91d1\uff0c\u4f46\u5176\u4f4e\u6210\u672c\u6548\u76ca\u963b\u788d\u4e86\u5927\u89c4\u6a21\u5e94\u7528\u3002\u56e0\u6b64\uff0c\u5355\u539f\u5b50\u50ac\u5316\u5242\uff08SACs\uff09\u7531\u4e8e\u5177\u6709\u5b9e\u73b0\u9ad8\u6bd4\u6d3b\u6027\u548c\u6700\u5927\u91d1\u5c5e\u539f\u5b50\u5229\u7528\u6548\u7387\u7684\u6f5c\u529b\u800c\u5728\u7535\u50ac\u5316\u7814\u7a76\u4e2d\u5f15\u8d77\u4e86\u5de8\u5927\u7684\u5174\u8da3\uff0c\u7279\u522b\u662f\u975e\u8d35\u91d1\u5c5e\uff08\u5982Fe\u3001Co\u548cMn\uff09\u78b3\u8d1f\u8f7d\u7684SACs\u8868\u73b0\u51fa\u4e86\u9ad8\u5316\u5b66\u7a33\u5b9a\u6027\u548c\u4e0e\u8d35\u91d1\u5c5e\u57fa\u50ac\u5316\u5242\u76f8\u5f53\u7684\u6027\u80fd\u3002\u76ee\u524d\uff0c\u9488\u5bf9SACs\u5df2\u7ecf\u5f00\u53d1\u51fa\u591a\u79cd\u5408\u6210\u7b56\u7565\uff0c\u5305\u62ec\u7269\u7406\u6cd5\u548c\u5316\u5b66\u6cd5\uff0c\u4f46\u4f9d\u7136\u5b58\u5728\u5236\u5907\u6210\u672c\u9ad8\u3001\u4ea7\u91cf\u4f4e\u3001\u591a\u4e2a\u6b65\u9aa4\u548c\u4e25\u82db\u7684\u9ad8\u6e29\u70ed\u89e3\u6761\u4ef6\u7b49\u95ee\u9898\u3002\u5982\u9ad8\u6e29\u5904\u7406\u8fc7\u7a0b\u5177\u6709\u4ee5\u4e0b\u95ee\u9898\uff1a1\uff09\u6d88\u8017\u8f83\u5927\u7684\u80fd\u91cf\uff1b2\uff09\u78b3\u6846\u67b6\u5185N\u542b\u91cf\u7684\u6d41\u5931\uff1b3\uff09\u9020\u6210\u91d1\u5c5e\u7684\u4e25\u91cd\u805a\u96c6\u3002\u7531\u4e8e\u6c2e\u4f4d\u70b9\u5f80\u5f80\u662f\u5355\u91d1\u5c5e\u539f\u5b50\u7684\u951a\u5b9a\u70b9\uff0c\u56e0\u6b64\u6c2e\u7684\u51cf\u5c11\u4f1a\u5bfc\u81f4\u5355\u539f\u5b50\u4f4d\u70b9\u5bc6\u5ea6\u7684\u964d\u4f4e\uff0c\u4ece\u800c\u964d\u4f4e\u78b3\u57faSACs\u7684\u8868\u89c2\u6d3b\u6027\u3002\u56e0\u6b64\uff0c\u53d1\u5c55\u78b3\u57faSACs\u7684\u4f4e\u6e29\u7eff\u8272\u5408\u6210\u7b56\u7565\u5177\u6709\u91cd\u8981\u610f\u4e49\uff0c\u4f46\u8fd9\u65b9\u9762\u7684\u62a5\u9053\u8f83\u5c11\u3002\u90a3\u4e48\uff0c\u9664\u6d3b\u6027\u4e2d\u5fc3\u7684\u672c\u5f81\u6d3b\u6027\u548c\u5206\u5e03\u5bc6\u5ea6\u5916\uff0c\u4f20\u8d28\u8fc7\u7a0b\u3001\u7535\u5b50\u4f20\u5bfc\u6027\u548c\u6d3b\u6027\u4f4d\u70b9\u66b4\u9732\u6027\u4e5f\u663e\u8457\u5f71\u54cd\u50ac\u5316\u5242\u7684\u7535\u50ac\u5316\u6d3b\u6027\u3002\u5408\u7406\u8bbe\u8ba1\u50ac\u5316\u5242\u7684\u7eb3\u7c73\u7ed3\u6784\u662f\u4f18\u5316\u4ee5\u4e0a\u7279\u5f81\uff0c\u6700\u5927\u9650\u5ea6\u53d1\u6325\u51fa\u50ac\u5316\u6027\u80fd\u7684\u6709\u6548\u9014\u5f84\u3002\u7136\u800c\uff0c\u5c06\u4e0a\u8ff0\u7ed3\u6784\u7279\u70b9\u6574\u5408\u5230\u50ac\u5316\u5242\u4e0a\u4ecd\u7136\u662f\u4e00\u4e2a\u6311\u6218\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n \u8fd1\u65e5\uff0c\u5929\u6d25\u5927\u5b66\u9093\u610f\u8fbe\u6559\u6388\u3001\u65e5\u672c\u56fd<\/b><\/strong>\u7acb<\/b><\/strong>\u6750\u6599\u7814\u7a76\u6240\uff08NIMS\uff09\u53f6\u91d1\u82b1\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/b><\/strong>\u7b49\u4eba\u5f00\u53d1\u4e86\u4e00\u79cd\u4f4e\u6e29\uff08\u4f4e\u81f3450\u202f\u2103\uff09\u5316\u5b66\u6c14\u76f8\u6c89\u79ef\u7b56\u7565\uff0c\u5236\u5907\u4e86\u4e00\u79cd\u7531Ni-N\u7269\u79cd\u5206\u6563\u7684\u78b3\u5c42\u5305\u88f9Ni\u7eb3\u7c73\u7c92\u5b50\u7684\u7247\u72b6\u5f00\u653e\u7eb3\u7c73\u7ed3\u6784\uff08Ni-NC@Ni\uff09\u3002\u8fd9\u6837\u4e00\u4e2aNi-NC@Ni\u50ac\u5316\u5242\u8868\u73b0\u51fa\u826f\u597d\u7684CO2<\/sub>\u7535\u8fd8\u539f\u6d3b\u6027\uff0c\u5305\u62ec\u5728\u4e2d\u7b49\u8fc7\u7535\u4f4d\u4e0b\uff08670 mV\uff09\u5bf9CO\u4ea7\u7269\u7684\u9ad8\u9009\u62e9\u6027\uff08\u6cd5\u62c9\u8fbe\u6548\u7387\uff5e87%\uff09\u548c\u9ad8\u7535\u6d41\u5bc6\u5ea6\uff0814.8 mA cm-2<\/sup>\uff09\uff0c\u4ee5\u53ca\u8d85\u8fc7150 h\u7684\u957f\u671f\u7a33\u5b9a\u6027\u3002\u5b9e\u9a8c\u5206\u6790\u8bc1\u5b9eNi-N\u7269\u79cd\u4e3a\u6d3b\u6027\u4e2d\u5fc3\uff0c\u5e76\u8868\u660e\u5f00\u653e\u7684\u5206\u5c42\u7eb3\u7c73\u7ed3\u6784\u4e0d\u4ec5\u4fc3\u8fdb\u4e86\u4f20\u8d28\u8fc7\u7a0b\uff0c\u800c\u4e14\u4e3aCO2<\/sub>\u7684\u9ad8\u6548\u7535\u8fd8\u539f\u63d0\u4f9b\u4e86\u66f4\u5feb\u7684\u7535\u8377\u8f6c\u79fb\u901a\u9053\u3002\u8be5\u5de5\u4f5c\u4e3a\u5355\u539f\u5b50\u5d4c\u5165\u78b3\u6750\u6599\u7684\u7814\u7a76\u5f00\u53d1\u4e86\u4e00\u6761\u65b0\u7684\u9014\u5f84\uff0c\u4fc3\u8fdb\u4e86\u5176\u5728\u80fd\u91cf\u8f6c\u6362\u548c\u5b58\u50a8\u6280\u672f\u4e2d\u7684\u5e94\u7528\u3002\u8be5\u6210\u679c\u4ee5\u00a0\u201c<\/b><\/strong>Low-temperature strategy toward Ni-NC@Ni core-shell nanostructure with Single-Ni sites for efficient CO<\/b><\/strong>2<\/b><\/sub><\/strong>\u00a0electroreduction<\/b><\/strong>\u201d<\/b><\/strong>\u00a0\u4e3a\u9898\u53d1\u8868\u5728Nano Energy<\/b><\/strong>\u4e0a\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n \u56fe1 Ni-NC<\/b><\/strong>@<\/b><\/strong>Ni\u50ac\u5316\u5242\u7684<\/b><\/strong>\u5408\u6210<\/b><\/strong>\u793a\u610f\u56fe<\/b><\/strong> \u56fe2 <\/b><\/strong>Ni-NC<\/b><\/strong>@<\/b><\/strong>Ni\u7684<\/b><\/strong>\u5f62\u8c8c\u8868\u5f81<\/b><\/strong> \uff08a\uff09Ni(OH)2<\/sub>\u3001NiO\u7eb3\u7c73\u7247\u548cNi-NC@Ni\u7684XRD\u56fe\u8c31\u3002<\/p>\n \uff08b\uff0cc\uff09NiO\u7eb3\u7c73\u7247\u7684SEM\u56fe\u50cf\u548cTEM\u56fe\u50cf\u3002<\/p>\n \uff08d\uff0ce\uff09Ni-NC@Ni\u7684SEM\u56fe\u50cf\u548cTEM\u56fe\u50cf\u3002<\/p>\n \uff08f\uff09Ni-NC@Ni\u7684\u9ad8\u5206\u8fa8\u7387TEM\u56fe\u50cf\u548c\u7ea2\u8272\u65b9\u5757\u533a\u57df\u5bf9\u5e94\u7684\u4e09\u79cd\u6676\u683c\u6761\u7eb9\u3002<\/p>\n \u56fe3 Ni-NC@Ni<\/b><\/strong>\u7684\u7ed3\u6784\u8868\u5f81<\/b><\/strong> \uff08a\uff0cb\uff09Ni-NC@Ni\u7684HAADF-STEM\u56fe\u50cf\uff0c\u663e\u793a\u4e86Ni\u539f\u5b50\u5728\u78b3\u9aa8\u67b6\u4e2d\u7684\u539f\u5b50\u5206\u6563\u3002<\/p>\n \uff08c\uff0cd\uff09Ni-NC@Ni\u7684\u9ad8\u5206\u8fa8\u7387Ni 2p\u548cN 1s XPS\u5149\u8c31\u3002\uff08d\uff09\u7684\u63d2\u56fe\u663e\u793a\u4e86Ni\u2013N\u7269\u79cd\u7684\u53ef\u80fd\u539f\u5b50\u7ed3\u6784\u3002<\/p>\n \u56fe4 Ni-NC@Ni<\/b><\/strong>\u7684\u7535\u5316\u5b66\u6027\u80fd\u8868\u5f81<\/b><\/strong> \uff08a\uff09Ni-NC@Ni\u3001ZIF-8\u884d\u751f\u7684\u6c2e\u63ba\u6742\u78b3\uff08NC\uff09\u3001\u5546\u4e1a\u954d\u7c89\u548cNiO\u7eb3\u7c73\u7247\u5728CO2<\/sub>\u9971\u548c\u76840.5 M KHCO3<\/sub>\u6eb6\u6db2\u4e2d\u53caNi-NC@Ni\u5728Ar\u9971\u548c\u76840.5 M KHCO3<\/sub>\u6eb6\u6db2\u4e2d\u7684LSV\u66f2\u7ebf\u3002<\/p>\n \uff08b\uff09Ni-NC@Ni\u5728\u4e0d\u540c\u7535\u4f4d\u4e0b3600 s\u7684CO2<\/sub>\u7535\u8fd8\u539f\u8ba1\u65f6\u7535\u6d41\u56fe\u3002<\/p>\n \uff08c\uff09\u5728\u4e0d\u540c\u7535\u4f4d\u4e0b\uff0cNi-NC@Ni\u7684CO2<\/sub>\u8fd8\u539f\u4ea7\u7269\u7684\u6cd5\u62c9\u7b2c\u6548\u7387\u3002<\/p>\n \uff08d\uff09Ni-NC@Ni\u5728-0.78 V vs. RHE\u504f\u538b\u4e0b\uff0c\u5728\u7535\u89e3\u6db2\u4e2d\u52a0\u51650 mM\u548c70 mM KSCN\u5f97\u5230\u7684CO\u7684\u7535\u6d41\u5bc6\u5ea6\u548c\u6cd5\u62c9\u7b2c\u6548\u7387\u3002<\/p>\n \uff08e\uff09Ni-NC@Ni\u5728-0.78 V vs. RHE\u7684\u6761\u4ef6\u4e0b\u8fd0\u884c150 h\u7684CO2<\/sub>\u8fd8\u539f\u7684\u957f\u671f\u7a33\u5b9a\u6027\u3002\u9ed1\u7ebf\u8868\u793a\u7535\u6d41\u5bc6\u5ea6\uff08mA cm-2<\/sup>\uff09\uff0c\u7ea2\u70b9\u8868\u793a\u6cd5\u62c9\u7b2c\u6548\u7387\uff08\uff05\uff09\u3002<\/p>\n \u56fe<\/b><\/strong>5<\/b><\/strong>\u00a0Ni-NC@Ni\/CP<\/b><\/strong>\u7684\u5f62\u8c8c\u548c\u7535\u5316\u5b66\u6027\u80fd\u8868\u5f81<\/b><\/strong> \uff08a\uff0cb\uff09Ni-NC@Ni\/CP\u7684SEM\u56fe\u50cf\u3002<\/p>\n \uff08c\uff09\u4e0d\u540c\u7535\u4f4d\u4e0bNi-NC@Ni\/CP\u7684CO\u6cd5\u62c9\u7b2c\u6548\u7387\u3002<\/p>\n \uff08d\uff09\u4e0d\u540c\u7535\u4f4d\u4e0bNi-NC@Ni\u7c89\u672b\u548cNi-NC@Ni\/CP\u7684\u00a0CO\u7535\u6d41\u5bc6\u5ea6\u3002<\/p>\n \u3010\u5c0f\u7ed3<\/b><\/strong>\u3011<\/p>\n \u7efc\u4e0a\uff0c\u56e2\u961f\u901a\u8fc7\u4f4e\u6e29CVD\u65b9\u6cd5\u83b7\u5f97\u4e86\u4e00\u79cd\u7531\u91d1\u5c5eNi\u6838\u548cNi-N-C\u5c42\u7ec4\u6210\u7684\u4f18\u5f02\u7684CO2<\/sub>RR\u50ac\u5316\u5242\u3002\u8fd9\u79cd\u65b9\u6cd5\u5728Ni-NC@Ni\u50ac\u5316\u5242\u7684\u78b3\u5c42\u4e2d\u6784\u7b51\u4e86\u9ad8\u6d53\u5ea6\u7684Ni-N\u7269\u79cd\uff0c\u4ece\u800c\u6709\u5229\u4e8e\u5176\u5728\u4e2d\u7b49\u8fc7\u7535\u4f4d\u4e0b\u5b9e\u73b0\u9ad8\u7684CO\u7535\u6d41\u5bc6\u5ea6\u3001\u9ad8\u9009\u62e9\u6027\u548c\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\u3002\u6b64\u5916\uff0c\u5bfc\u7535\u7684Ni\u6838\u548c\u7247\u72b6\u5206\u5c42\u7eb3\u7c73\u7ed3\u6784\u901a\u8fc7\u63d0\u4f9b\u66f4\u5feb\u7684\u4f20\u8f93\u8def\u5f84\u548c\u5927\u91cf\u7684\u5f00\u653e\u7a7a\u95f4\uff0c\u589e\u5f3a\u4e86\u50ac\u5316\u8fc7\u7a0b\u4e2d\u7684\u7535\u5b50\u4f20\u9012\u548c\u4f20\u8d28\u3002\u672c\u7814\u7a76\u4e3a\u5236\u5907\u5177\u6709\u72ec\u7279\u5f00\u653e\u7ed3\u6784\u7684\u5355\u91d1\u5c5e\u5d4c\u5165\u78b3\u6750\u6599\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u4fbf\u7684\u65b9\u6cd5\uff0c\u5728\u5404\u79cd\u80fd\u91cf\u5b58\u50a8\u548c\u8f6c\u6362\u5668\u4ef6\u4e2d\u5177\u6709\u4e00\u5b9a\u7684\u6f5c\u529b\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1a<\/b><\/strong>Low-temperature strategy toward Ni-NC@Ni core-shell nanostructure with Single-Ni sites for efficient CO<\/u>2<\/sub><\/u>\u00a0electroreduction<\/u><\/a>\uff08Nano Energy\uff0c 2020\uff0cDOI:10.1016\/j.nanoen.2020.105010\uff09<\/p>\n \u672c\u6587\u7531\u6728\u6587\u97ec<\/b><\/strong>\u7ffb\u8bd1\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n<\/p>\n
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