{"id":232710,"date":"2022-02-04T06:36:08","date_gmt":"2022-02-03T22:36:08","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=232710"},"modified":"2022-02-03T19:36:17","modified_gmt":"2022-02-03T11:36:17","slug":"%e5%a4%a9%e6%b4%a5%e5%a4%a7%e5%ad%a6%e5%ba%b7%e9%b9%8facs-ami%ef%bc%9a%e7%ba%b3%e7%b1%b3%e5%8f%8d%e5%ba%94%e5%99%a8%e7%94%a8%e4%ba%8e%e9%85%b8%e6%80%a7%e6%9d%a1%e4%bb%b6%e4%b8%8b%e7%9a%84%e7%94%b5","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=232710","title":{"rendered":"\u5929\u6d25\u5927\u5b66\u5eb7\u9e4fACS 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size-full wp-image-232712\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/2-3.jpg\" alt=\"\" width=\"865\" height=\"576\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/2-3.jpg 865w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/2-3-300x200.jpg 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/2-3-768x511.jpg 768w\" sizes=\"(max-width: 865px) 100vw, 865px\" \/><\/p>\n<p>\u56fe2a, b\u6240\u793a\uff0cNCN\u5448\u73b0\u51fa\u4e2d\u7a7a\u7eb3\u7c73\u7b3c\u5f62\u8c8c(\u5e73\u5747\u76f4\u5f84~600 nm)\u3002\u56fe2d, e\u6240\u793a\uff0cNi<sub>5<\/sub>@NCNs\u5728\u52a0\u5165\u91d1\u5c5eNPs\u540e\u4fdd\u6301\u4e86\u7eb3\u7c73\u7b3c\u7684\u5f62\u72b6\uff0c N\u63ba\u6742\u58f3\u5c42\u7684\u539a\u5ea6\u4e3a20 nm\uff0c\u91d1\u5c5eNPs(\u5e73\u5747\u76f4\u5f84~17.3 nm)\u4f4d\u4e8eNCN\u8154\u5185\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>2<\/strong> 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2p3\/2\u7684\u5cf0\u5f52\u5c5e\u4e8eNi<sup>II<\/sup> (856.3 eV)\uff0c\u800c\u5728CPE\u540e\uff0c\u5219\u662f\u4e3b\u8981\u662f\u91d1\u5c5e\u6001Ni (853.8 eV)\uff0c\u8bf4\u660e\u65bd\u52a0\u9634\u6781\u7535\u4f4d\u540e\uff0cNiO NPs\u88ab\u8fd8\u539f\u4e3aNi NPs\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>3<\/strong> \u7eb3\u7c73\u53cd\u5e94\u5668\u7684\u7269\u6027\u8868\u5f81\u7ed3\u679c<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-232714\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/4-3.jpg\" alt=\"\" width=\"600\" height=\"499\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/4-3.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/4-3-300x250.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>NCN\u3001Ni<sub>X<\/sub>@NCN\u548cNi<sub>5<\/sub>\/NCS\u7684(a) XRD\u8c31\u56fe\u548c(b) Raman\u5149\u8c31\uff1bNi<sub>5<\/sub>@NCN\u7684(c) Ni 2p\u548c(d) N 1s\u7684\u9ad8\u5206\u8fa8\u7387XPS\u5149\u8c31\u3002<\/p>\n<p>\u56fe4b\uff0cNi<sub>5<\/sub>@NCN\u7684FE<sub>CO<\/sub>\u53ef\u4ee5\u8fbe\u523093.2%\u3002\u7a33\u5b9a\u6027\u6d4b\u8bd5\u5982\u56fe4d\u6240\u793a\uff0c\u5728-0.8 V vs. RHE\u4e0b\u6301\u7eed\u7535\u89e320 h\uff0c FE<sub>CO<\/sub>\u548c\u7535\u6d41\u5bc6\u5ea6(j)\u6ca1\u6709\u660e\u663e\u4e0b\u964d\u3002\u50ac\u5316\u5242\u7684Nyquist\u56fe\u548cTafel\u56fe\u5982\u56fe4e,f\u6240\u793a\uff0cNi<sub>5<\/sub>@NCN\u8868\u73b0\u51fa\u66f4\u6709\u5229\u7684\u53cd\u5e94\u52a8\u529b\u5b66\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>4<\/strong> \u7eb3\u7c73\u53cd\u5e94\u5668\u7684\u4e2d\u6027CO<sub>2<\/sub>RR\u7ed3\u679c<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-232715\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/5-1.jpg\" alt=\"\" width=\"600\" height=\"308\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/5-1.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/5-1-300x154.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u50ac\u5316\u5242\u57280.5 M CO<sub>2<\/sub>\u9971\u548cKHCO<sub>3<\/sub>\u4e2d\u7684(a)LSV\uff0c(b) FE<sub>CO<\/sub>\u548c(c) jCO\u3002(d)\u7a33\u5b9a\u6027\u6d4b\u8bd5\uff1b (e) Nyquist\u56fe\uff1b(f) Tafel\u56fe\u3002<\/p>\n<p>Ni<sub>5<\/sub>@NCN\u5728\u8f83\u5bbd\u7684pH(1.0~7.2)\u8303\u56f4\u5185\u8868\u73b0\u51fa\u8f83\u597d\u7684CO<sub>2<\/sub>RR\u9009\u62e9\u6027\uff0c\u5728pH\u4e3a2.5\u65f6\uff0cNi<sub>5<\/sub>@NCN\u7684FE<sub>CO<\/sub>\u4e3a84.3%\uff0c\u5373\u4f7f\u5728pH\u4e3a1.0\u65f6\uff0cFE<sub>CO<\/sub>\u4e5f\u80fd\u8fbe\u523069.2%\uff0c\u4e14j\u8d85\u8fc730 mA cm<sup>-2<\/sup>(\u56fe5a-c)\u3002\u4e0e\u5176\u4ed6\u62a5\u9053\u7684\u9178\u6027\u6761\u4ef6\u50ac\u5316\u5242\u76f8\u6bd4\uff0cNi<sub>5<\/sub>@NCN\u53ef\u4ee5\u5728\u66f4\u4f4e\u7684pH\u503c\u4e0b\u5b9e\u73b0\u66f4\u9ad8\u7684FE<sub>CO<\/sub> 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class=\"aligncenter size-full wp-image-232716\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/6-1.jpg\" alt=\"\" width=\"600\" height=\"323\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/6-1.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/6-1-300x162.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a)\u4e0d\u540cpH\u6761\u4ef6\u4e0b\u7684FE<sub>CO<\/sub>\uff1bNi<sub>5<\/sub>@NCN\u5728\u9178\u6027\u6761\u4ef6\u4e0b\u7684(b) FE<sub>CO<\/sub>\u548c(c)j\uff1b(d)\u4e0e\u6587\u732e\u62a5\u9053\u76f8\u6bd4\u8f83\uff1b(e)\u9178\u6027\u7535\u89e3\u6db2\u4e2dHER\u7684j\uff1b (f) 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(\u56fe6c)\u3002\u5728\u7a33\u5b9a\u6027\u6d4b\u8bd5\u4e2d(\u56fe6d)\uff0c\u9178\u6027\u4f53\u7cfb\u8868\u73b0\u51fa\u8f83\u9ad8\u7684\u7a33\u5b9a\u6027\uff1b\u800c\u5728\u4e2d\u6027\u4f53\u7cfb\u4e2d\uff0c K<sup>+<\/sup>\u4ece\u9633\u6781\u8fc1\u79fb\u5230\u9634\u6781\uff0c\u540c\u65f6\u9633\u6781\u6db2\u7531\u4e8e\u6790\u6c27\u53cd\u5e94(OER)\u800c\u9178\u5316\uff0c\u5bfc\u81f4\u7535\u89e3\u8d28\u7684\u51c0\u6d53\u5ea6\u4e0b\u964d\uff0cj\u4e0b\u964d\u3002\u5728\u9178\u6027\u7cfb\u7edf\u4e2d\uff0c\u8d28\u5b50\u4f5c\u4e3aMEA\u7684\u7535\u8377\u8f7d\u4f53\uff0c\u4e24\u4fa7\u7684H<sup>+<\/sup>\u6d53\u5ea6\u5728\u6574\u4e2a\u7535\u89e3\u8fc7\u7a0b\u4e2d\u4fdd\u6301\u5e73\u8861\uff0c\u5f62\u6210\u4e86\u4e00\u4e2a\u957f\u671f\u7684\u3001\u7a33\u5b9a\u7684\u53cd\u5e94\u4f53\u7cfb\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>6<\/strong> \u9178\u6027MEA\u7535\u89e3\u7ed3\u679c<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-232717\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/7-1.jpg\" alt=\"\" width=\"600\" height=\"455\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/7-1.jpg 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2022\/02\/7-1-300x228.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a)\u9178\u6027MEA\u6d41\u52a8\u7535\u89e3\u7cfb\u7edf\uff1b MEA\u7535\u89e3\u7684(b) FE<sub>CO<\/sub>\u548c(c) j\uff1b(d)\u9178\u6027\u548c\u4e2d\u6027MEA\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u6d4b\u8bd5\u3002<\/p>\n<p><strong>\u3010\u603b\u7ed3\u4e0e\u5c55\u671b\u3011<\/strong><\/p>\n<p>\u672c\u7814\u7a76\u8bbe\u8ba1\u4e86\u4e00\u79cd\u5c01\u88c5Ni NPs\u7684N\u63ba\u6742\u78b3\u7eb3\u7c73\u7b3c\uff0c\u4f5c\u4e3a\u80fd\u5728\u9178\u6027\u7535\u89e3\u8d28\u4e2d\u5de5\u4f5c\u7684CO<sub>2<\/sub>RR\u7a7a\u95f4\u9650\u57df\u7eb3\u7c73\u53cd\u5e94\u5668\u3002\u7531\u4e8e\u7eb3\u7c73\u53cd\u5e94\u5668\u5bf9\u8d28\u5b50\u6269\u6563\u6709\u9650\u5236\u4f5c\u7528\uff0c\u5728\u9178\u6027\u4ecb\u8d28\u4e2d\u5177\u6709\u826f\u597d\u7684\u9009\u62e9\u6027\uff0cpH 2.5\u65f6FE<sub>CO<\/sub>\u4e3a84.3%\uff0cpH 1.0\u65f6FE<sub>CO<\/sub>\u4e3a69.2%\u3002\u5728\u9178\u6027\u6d41\u52a8\u7535\u89e3\u65f6\uff0c\u7eb3\u7c73\u53cd\u5e94\u5668\u6784\u6210\u7684MEA\u53ef\u5b9e\u73b0\u8f83\u5927\u7684j<sub>CO<\/sub>\u548c\u66f4\u4f73\u7684\u64cd\u4f5c\u7a33\u5b9a\u6027\u3002\u9178\u6027\u73af\u5883\u4e0b\u7684CO<sub>2<\/sub>RR\u53ef\u6709\u6548\u907f\u514d\u78b3\u9178\u76d0\u7684\u5f62\u6210\uff0c\u63d0\u9ad8\u4e86CO<sub>2<\/sub>\u7684\u6574\u4f53\u5229\u7528\u6548\u7387\u3002\u8be5\u5de5\u4f5c\u4e3a\u9178\u6027\u6761\u4ef6\u4e0b\u7684\u7535\u50ac\u5316\u5242\u7684\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u65b0\u7684\u7b56\u7565\u3002<\/p>\n<p><strong>\u3010\u6587\u732e\u94fe\u63a5\u3011<\/strong><\/p>\n<p>Zhikun Liu, Tao Yan, Han Shi, Hui Pan, Yingying Cheng and Peng Kang*\uff0cAcidic Electrocatalytic CO<sub>2<\/sub> Reduction Using Space-Confined Nanoreactors<\/p>\n<p>ACS Applied Materials &amp; Interfaces, 2022, <a href=\"https:\/\/doi.org\/10.1021\/acsami.1c21242\">10.1021\/acsami.1c21242<\/a><\/p>\n<p>\u672c\u6587\u7531\u4f5c\u8005\u6295\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u80cc\u666f\u4ecb\u7ecd\u3011 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