{"id":246347,"date":"2023-01-27T06:00:29","date_gmt":"2023-01-26T22:00:29","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=246347"},"modified":"2023-01-27T11:23:05","modified_gmt":"2023-01-27T03:23:05","slug":"%e7%be%8e%e5%9b%bd%e5%8a%a0%e5%b7%9e%e7%90%86%e5%b7%a5%e5%ad%a6%e9%99%a2angew-%e5%9c%a8%e4%bd%8ek%e6%b5%93%e5%ba%a6%e7%9a%84%e5%bc%ba%e9%85%b8%e6%ba%b6%e6%b6%b2%e6%9d%a1%e4%bb%b6%e4%b8%8b%ef%bc%8c","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=246347","title":{"rendered":"\u7f8e\u56fd\u52a0\u5dde\u7406\u5de5\u5b66\u9662Angew: \u5728\u4f4eK+\u6d53\u5ea6\u7684\u5f3a\u9178\u6eb6\u6db2\u6761\u4ef6\u4e0b\uff0c\u6709\u673a\u5c42\u4fee\u9970\u7684\u94dc\u7535\u6781\u9ad8\u6548\u8fd8\u539fCO2\u5236\u5907C2+\u4ea7\u7269"},"content":{"rendered":"<ol>\n<li>\u7814\u7a76\u80cc\u666f<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-246348 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-2-1.png\" alt=\"\" width=\"478\" height=\"370\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-2-1.png 478w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-2-1-300x232.png 300w\" sizes=\"(max-width: 478px) 100vw, 478px\" \/><\/p>\n<p>\u8fd1\u5e74\u6765\uff0c\u5229\u7528\u6e05\u6d01\u80fd\u6e90\u4ea7\u751f\u7684\u7535\u80fd\u8fd8\u539f\u8f6c\u5316CO<sub>2<\/sub>\u6210\u4e3a\u5b9e\u73b0\u9ad8\u6548\u201c\u78b3\u5faa\u73af\u201d\u7684\u4e00\u6761\u6709\u6548\u9014\u5f84\u3002\u5927\u91cf\u5173\u4e8e\u9ad8\u6548\u50ac\u5316\u5242\u8bbe\u8ba1\uff0cCO<sub>2<\/sub>R\u673a\u7406\u63a2\u7a76\u4ee5\u53ca\u7535\u89e3\u6c60\u8bbe\u8ba1\u7684\u5de5\u4f5c\u6d8c\u73b0\u51fa\u6765\u3002\u7136\u800c\uff0c\u7edd\u5927\u90e8\u5206\u5de5\u4f5c\u90fd\u805a\u7126\u4e8e\u4e2d\u6027\/\u78b1\u6027\u7684\u7535\u89e3\u6db2\u73af\u5883\u3002\u4e2d\u6027\/\u78b1\u6027\u7684\u7535\u89e3\u6db2\u56fa\u7136\u53ef\u4ee5\u6709\u6548\u6291\u5236\u7ade\u4e89\u53cd\u5e94HER\u7684\u53d1\u751f\u4ece\u800c\u63d0\u9ad8CO<sub>2<\/sub>R\u7684\u6cd5\u62c9\u7b2c\u6548\u7387\uff0c\u4f46\u662fCO<sub>2<\/sub>\u6c14\u4f53\u5728\u4e2d\u6027\/\u78b1\u6027\u6eb6\u6db2\u4e2d\u4f1a\u53cd\u5e94\u751f\u6210\u78b3\u9178\u6839\u79bb\u5b50CO<sub>3<\/sub><sup>2-<\/sup>\u3002\u5728\u7535\u89e3\u8fc7\u7a0b\u4e2d\uff0cCO<sub>3<\/sub><sup>2-<\/sup>\u901a\u8fc7\u9634\u79bb\u5b50\u4ea4\u6362\u819c\u8f6c\u79fb\u5230anode\u53cd\u5e94\u69fd\uff0c\u4e0e\u90a3\u91ccOER\u4ea7\u751f\u7684H<sup>+<\/sup>\u53cd\u5e94\u91ca\u653e\u51faCO<sub>2<\/sub>\uff0c\u4ece\u800c\u5927\u5927\u964d\u4f4eCO<sub>2<\/sub>\u53cd\u5e94\u6c14\u7684\u5229\u7528\u7387 (low CO<sub>2<\/sub> utilization)\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u9178\u6027\u6eb6\u6db2\u53ef\u4ee5\u6709\u6548\u907f\u514dCO<sub>3<\/sub><sup>2-<\/sup>\u7684\u5f62\u6210\u800c\u4ece\u63d0\u9ad8CO<sub>2<\/sub>\u7684\u5229\u7528\u7387\u3002\u7136\u800c\uff0c\u5982\u4f55\u5728\u9178\u6027\u6eb6\u6db2\u4e2d\u6709\u6548\u6291\u5236HER\u63d0\u9ad8CO<sub>2<\/sub>R\u7684\u9009\u62e9\u6027\u5374\u6781\u5177\u6311\u6218\u6027\u3002<\/p>\n<p>&nbsp;<\/p>\n<ol start=\"2\">\n<li>\u7814\u7a76\u601d\u8def\u4e0e\u521b\u65b0\u70b9<\/li>\n<\/ol>\n<p>\u4e3a\u4e86\u5b9e\u73b0\u9178\u6027\u6761\u4ef6\u4e0b\u6709\u6548\u7684CO<sub>2<\/sub>R\uff0c\u4e3a\u6570\u4e0d\u591a\u7684\u6587\u732e\u62a5\u9053\u4e2d\u6240\u91c7\u53d6\u7684\u7b56\u7565\u662f\u65bd\u52a0\u8f83\u5927\u7684\u7535\u6d41\u5bc6\u5ea6\uff08high &lt;j&gt;\uff09\u5e76\u91c7\u7528\u8f83\u9ad8\u78b1\u91d1\u5c5e\u79bb\u5b50\u6d53\u5ea6\u7684\u7535\u89e3\u6db2\uff08high alkali cation concentration [M<sup>+<\/sup>]\uff09\u6765\u8fdb\u884cCO<sub>2<\/sub>R\u3002\u8f83\u5927\u7684\u7535\u6d41\u5bc6\u5ea6 &lt;j&gt; \u53ef\u4ee5\u5feb\u901f\u6709\u6548\u5730\u6d88\u8017\u7535\u6781\u8868\u9762[H<sup>+<\/sup>]\uff0c\u63d0\u9ad8\u7535\u6781\u8868\u9762pH\uff0c\u4ece\u800c\u6709\u5229\u4e8e\u6291\u5236HER\u7684\u53d1\u751f\uff1b\u800c\u8f83\u9ad8\u78b1\u91d1\u5c5e\u79bb\u5b50\u6d53\u5ea6\u7684\u7535\u89e3\u6db2\u5219\u501f\u52a9\u4e8e\u6240\u8c13\u7684\u201c\u78b1\u91d1\u5c5e\u9633\u79bb\u5b50\u6548\u5e94\u201d\uff08cation effect\uff09\u4fc3\u8fdbCO<sub>2<\/sub>R\u7684\u53d1\u751f\u4ece\u800c\u63d0\u9ad8CO<sub>2<\/sub>R\u7684\u6cd5\u62c9\u7b2c\u6548\u7387\u3002\u4f46\u662f\u8fd9\u6837\u7684\u7b56\u7565\u4e5f\u5e26\u6765\u4ee5\u4e0b\u4e24\u4e2a\u95ee\u9898\uff1a<\/p>\n<ul>\n<li>CO<sub>2<\/sub>R \u7684\u7535\u89e3\u6db2\u9700\u8981\u8f83\u9ad8\u7eaf\u5ea6\uff08high purity\uff09\u7684\u7535\u89e3\u8d28\u76d0\u6765\u914d\u5236\u4ee5\u907f\u514d\u50ac\u5316\u5242\u7684\u6bd2\u5316\uff0c\u914d\u5236\u5982\u6b64\u9ad8\u6eb6\u5ea6\u9ad8\u7eaf\u5ea6\u7684\u7535\u89e3\u6db2\u5c06\u4f1a\u5e26\u6765\u6781\u9ad8\u7684\u751f\u4ea7\u6210\u672c.<\/li>\n<li>\u5728\u9ad8\u7535\u6d41\u5bc6\u5ea6\uff08high &lt;j&gt;\uff09\u4ee5\u53ca\u9ad8\u78b1\u91d1\u5c5e\u79bb\u5b50\u6d53\u5ea6\uff08high [M<sup>+<\/sup>]\uff09\u6761\u4ef6\u4e0b\uff0c\u5bb9\u6613\u5bfc\u81f4\u50ac\u5316\u5242\u8868\u9762\u7535\u89e3\u8d28\u76d0\u4ee5\u53ca\u78b3\u9178\u76d0\u7684\u6790\u51fa\u4e0e\u6c89\u79ef\uff0c\u8986\u76d6\u50ac\u5316\u5242\u7684\u6d3b\u6027\u4f4d\u70b9\uff0c\u4ece\u800c\u5bfc\u81f4\u50ac\u5316\u5242\u7684\u6548\u7387\u964d\u4f4e\uff0c\u50ac\u5316\u4f53\u7cfb\u7a33\u5b9a\u6027\u964d\u4f4e\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-246350 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-3.png\" alt=\"\" width=\"930\" height=\"483\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-3.png 930w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-3-300x156.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-3-768x399.png 768w\" sizes=\"(max-width: 930px) 100vw, 930px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-246351 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe1-2-1.png\" alt=\"\" width=\"704\" height=\"207\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe1-2-1.png 704w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe1-2-1-300x88.png 300w\" sizes=\"(max-width: 704px) 100vw, 704px\" \/><\/p>\n<p>\u6709\u9274\u4e8e\u6b64\uff0c\u7f8e\u56fd\u52a0\u5dde\u7406\u5de5\u5b66\u9662<strong>Theodor Agapie<\/strong><strong>\u6559\u6388\/Jonas Peters <\/strong><strong>\u6559\u6388<\/strong>\u56e2\u961f\u8fd1\u671f\u5728<strong>Angew. Chem. Int. Ed. 2023<\/strong> (doi.org\/10.1002\/anie.202216102\uff0c\u7b2c\u4e00\u4f5c\u8005\u662f <strong>\u8042\u4f1f\u8f69 <\/strong><strong>\u535a\u58eb<\/strong>) \u62a5\u9053\u4e86\u4e00\u79cd\u80fd\u5728\u4f4e\u78b1\u91d1\u5c5e\u79bb\u5b50\u6d53\u5ea6\uff08low [M<sup>+<\/sup>]\uff09\u7684\u9178\u6027\u7535\u89e3\u6db2\u4e2d\uff0c\u5373\u4f7f\u5229\u7528\u5c0f\u7535\u6d41\u5bc6\u5ea6\uff0c\u5b9e\u73b0\u9ad8\u9009\u62e9\u6027\u8fd8\u539fCO<sub>2<\/sub>\u5236\u5907C<sub>2+<\/sub>\u4ea7\u7269\u7684\u50ac\u5316\u7b56\u7565\u3002\u6b64\u5de5\u4f5c\u5229\u7528N-tolyl pyridinium (tolyl-pyr) \u5728CO<sub>2<\/sub>R \u7535\u4f4d\u4e0b\u7684\u539f\u4f4d\u7535\u5316\u5b66\u6c89\u79ef\uff0c\u5728Cu\u591a\u6676\u7535\u6781\u8868\u9762\u4fee\u9970\u4e00\u5c42\u6709\u673a\u819c\u3002\u4fee\u9970\u540e\u7684Cu\u7535\u6781\u5728pH = 2 (H<sub>3<\/sub>PO<sub>4<\/sub>\/KH<sub>2<\/sub>PO<sub>4<\/sub>) \u4ee5\u53ca\u4f4e\u94be\u79bb\u5b50\u6d53\u5ea6\uff08[K+] = 0.1 M\uff09\u6761\u4ef6\u4e0b, \u4ee5&gt; 70% \u6cd5\u62c9\u7b2c\u6548\u7387\u9ad8\u6548\u5730\u5c06CO<sub>2<\/sub>\u8fd8\u539f\u8f6c\u5316\u6210C<sub>2+<\/sub>\u4ea7\u7269\u3002\u5373\u4f7f\u5728pH~1 \u76841.0 M H<sub>3<\/sub>PO<sub>4 <\/sub>\u5f3a\u9178\u6eb6\u6db2\uff08[K+] = 0.1 M\uff09\u4e2d , \u4fee\u9970\u540e\u7684Cu\u7535\u6781\u4ecd\u80fd\u5b9e\u73b0\u8f83\u9ad8C<sub>2+ <\/sub>\u4ea7\u7269\u7684\u6cd5\u62c9\u7b2c\u6548\u7387\uff08&gt;55%\uff09\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-246349 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-1-1.png\" alt=\"\" width=\"859\" height=\"387\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-1-1.png 859w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-1-1-300x135.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe0-1-1-768x346.png 768w\" sizes=\"(max-width: 859px) 100vw, 859px\" \/><\/p>\n<p>&nbsp;<\/p>\n<ol start=\"3\">\n<li>\u56fe\u6587\u89e3\u6790<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-246352\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe2-10.png\" alt=\"\" width=\"922\" height=\"425\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe2-10.png 922w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe2-10-300x138.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe2-10-768x354.png 768w\" sizes=\"(max-width: 922px) 100vw, 922px\" \/><\/p>\n<p>\u56fe2. (<strong>a<\/strong>) FE (columns), total current density (blue squares) and (<strong>b<\/strong>) partial current density for different products of 35 min CO<sub>2<\/sub>R in pH = 2 electrolyte by the Cu electrode (Cu) at \u22121.40 V and the Cu electrode with 10 mM tolyl-pyr dissolved (Cu + 10 mM tolyl-pyr) at \u22121.35 V, \u22121.41 V and \u22121.45 V vs. RHE.<\/p>\n<p>&nbsp;<\/p>\n<p>\u6ca1\u6709\u4efb\u4f55\u4fee\u9970\u7684Cu\u7535\u6781\u5728pH = 2 \u7684\u9178\u6027\u7535\u89e3\u6db2\u4e2d\u5728\u22121.4V vs. RHE\u7535\u538b\u4e0b\u663e\u793a\u51fa\u8f83\u5dee\u7684CO<sub>2<\/sub>R\u6d3b\u6027\uff08FE<sub>HER<\/sub> &gt; 95%\uff09\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u7531tolyl-pyr\u4ea7\u751f\u7684\u6709\u673a\u819c\u4fee\u9970\u540e\u7684Cu\u7535\u6781\u663e\u793a\u51fa\u5bf9HER\u6781\u597d\u7684\u6291\u5236\uff08FE<sub>HER<\/sub> &lt; 25%\uff09\u540c\u65f6\u663e\u793a\u51fa\u5bf9C<sub>2+<\/sub>\u4ea7\u7269\u7684\u6781\u9ad8\u7684\u9009\u62e9\u6027FE<sub>C2+<\/sub> &gt; 50%\u3002\u5728\u5bf9\u5404\u79cd\u4ea7\u7269\u5206\u7535\u6d41\u7684\u6bd4\u8f83\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u4fee\u9970\u540e\u7684Cu\u7535\u6781\u4e0aHER\u7684\u7535\u6d41\u53ea\u6709Cu\u7535\u6781HER\u7535\u6d41\u76841\/10\uff0c\u5e76\u4e14\u80fd\u591f\u89c2\u6d4b\u5230C<sub>2+<\/sub>\u4ea7\u7269\u7684\u5206\u7535\u6d41\uff0c\u800c\u672a\u4fee\u9970\u7684Cu\u7535\u6781\u4e0d\u80fd\u4ea7\u751fC<sub>2+<\/sub>\u4ea7\u7269\u3002\u8fd9\u4e9b\u6570\u636e\u8bf4\u660e\uff0cCu\u7535\u6781\u8868\u9762\u7684\u6709\u673a\u819c\u6709\u6548\u5730\u9650\u5236\u4e86H<sup>+<\/sup>\u7684\u8de8\u819c\u8fc1\u79fb\u4ece\u800c\u6291\u5236\u4e86HER\uff0c\u540c\u65f6\u4fc3\u8fdbCu\u50ac\u5316\u5242\u8868\u9762\u5bf9C<sub>2+<\/sub>\u4ea7\u7269\u7684\u6d3b\u6027\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-246354 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe3-12.png\" alt=\"\" width=\"713\" height=\"765\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe3-12.png 713w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe3-12-280x300.png 280w\" sizes=\"(max-width: 713px) 100vw, 713px\" \/><\/p>\n<p>\u56fe3. CVs of (<strong>a<\/strong>) bare Cu RDE and (<strong>b<\/strong>) Modified-Cu RDE in N<sub>2<\/sub>-saturated 0.1 M KClO<sub>4<\/sub>\/HClO<sub>4<\/sub> (pH ~ 2.2) with different rotation rates, scan rate: 50 mV\/s; Linear fitting of <em>i<\/em><sub>plateau<\/sub> vs. <em>\u03c9<\/em><sup>1\/2<\/sup> for (<strong>c<\/strong>) Cu RDE and (<strong>d<\/strong>) Modified-Cu RDE based on Levich equation.<\/p>\n<p>&nbsp;<\/p>\n<p>\u5bf9Cu\u4ee5\u53ca\u4fee\u9970\u540e\u7684Cu\u7535\u6781\u5206\u522b\u8fdb\u884c\u65cb\u8f6c\u7535\u6781\u5b9e\u9a8c\uff08RDE\uff09\u7684\u6d4b\u8bd5\uff0c\u5bf9\u6bd4\u53d1\u73b0\uff0c\u5728\u4e24\u4e2a\u7535\u6781\u4e0a\uff0c\u5728-0.6 ~ &#8211; 1.4 V\u90fd\u80fd\u89c2\u6d4b\u5230\u4e00\u4e2a\u7535\u6d41\u5e73\u53f0\uff0c\u8be5\u7535\u6d41\u5e73\u53f0\u5bf9\u5e94\u4e8eH<sup>+<\/sup>\u7684\u8fd8\u539f\u53cd\u5e94\u8fc7\u7a0b\u3002\u5728\u76f8\u540c\u7684\u7535\u6781\u8f6c\u901f\u4e0b\uff0cModified-Cu\u4e0a\u7684\u7535\u6d41\u5e73\u53f0\u90fd\u8981\u6bd4Cu\u7535\u6781\u8981\u4f4e\uff0c\u8bf4\u660e\u4fee\u9970\u540e\u7684Cu\u7535\u6781\u8868\u9762H<sup>+<\/sup>\u6d53\u5ea6\u8f83\u4f4e\u3002\u5728 &lt; -1.4V \u7684\u7535\u538b\u4e0b\uff0cCu\u7535\u6781\u663e\u793a\u51fa\u8f83\u5927\u7684H<sub>2<\/sub>O \u8fd8\u539f\u53cd\u5e94\u7684\u7535\u6d41\uff0c\u800cModified-Cu \u4e0aH<sub>2<\/sub>O \u8fd8\u539f\u53cd\u5e94\u7684\u7535\u6d41\u5374\u88ab\u6781\u5927\u7684\u6291\u5236\u3002\u8fd9\u4e9b\u7ed3\u679c\u90fd\u8bf4\u660eCu\u8868\u9762\u7684\u6709\u673a\u819c\u6709\u6548\u5730\u964d\u4f4e\u7535\u6781\u8868\u9762\u7684H<sup>+<\/sup>\u4ee5\u53caH<sub>2<\/sub>O\u7684\u6d53\u5ea6\u3002\u6839\u636eLevich\u516c\u5f0f\uff0c\u5e73\u53f0\u7535\u6d41\u4e0e\u7535\u6781\u8f6c\u901f\u5b58\u5728\u7ebf\u6027\u5173\u7cfb\uff0c\u5176\u659c\u7387\u53ef\u4ee5\u7b97\u51faH<sup>+<\/sup>\u7684\u5728\u7535\u6781\u8868\u9762\u7684\u8fc1\u79fb\u5e38\u6570\uff08H<sup>+<\/sup> diffusion coefficient\uff0c D\uff09\u3002\u4fee\u9970\u540e\u7684Cu \u7535\u6781\u4e0aD<sub>obv<\/sub> \u8981\u5c0f\u4e8eCu\u7535\u6781\u4e0a\u7684D\u503c\uff0c\u8fd9\u4e00\u70b9\u4e5f\u8bf4\u660e\u6709\u673a\u819c\u80fd\u591f\u5f88\u6709\u6548\u7684\u6291\u5236H+\u7684\u8de8\u819c\u8fc1\u79fb\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-246355 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe4-10.png\" alt=\"\" width=\"978\" height=\"337\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe4-10.png 978w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe4-10-300x103.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe4-10-768x265.png 768w\" sizes=\"(max-width: 978px) 100vw, 978px\" \/><\/p>\n<p>\u56fe4<strong>.<\/strong> (<strong>a<\/strong>) FE (columns), total current density (blue square) and (<strong>b<\/strong>) partial current density for different products of 35 min CO<sub>2<\/sub>R by Cu with 5, 10 and 15 mM tolyl-pyr in pH = 2 electrolyte; (<strong>c<\/strong>) FE (columns) and total current density (blue square) for different products of 35 min CO<sub>2<\/sub>R at \u22121.41 V vs. RHE by Cu in pH = 2 electrolyte with 15 mM tolyl-pyr under different <em>P<\/em><sub>CO2 <\/sub>in Ar\/CO<sub>2<\/sub> atmosphere.<\/p>\n<p>\u589e\u52a0tolyl-pyr\u5728pH = 2 \u7535\u89e3\u6db2\u4e2d\u7684\u6d53\u5ea6\u53ef\u4ee5\u589e\u52a0Cu\u7535\u6781\u8868\u9762\u7684\u6709\u673a\u819c\u7684\u539a\u5ea6\uff0c\u4ece\u800c\u53ef\u4ee5\u66f4\u597d\u5730\u6291\u5236HER\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5bf9C<sub>2+<\/sub>\u4ea7\u7269\u7684\u9009\u62e9\u6027\uff08&gt; 70% @ 15 mM\uff09\u3002\u6709\u8da3\u7684\u662f\uff0c\u589e\u52a0 tolyl-pyr\u7684\u6d53\u5ea6\u5374\u5bf9C<sub>2+<\/sub>\u4ea7\u7269\u7684\u5206\u7535\u6d41\u5e76\u672a\u4ea7\u751f\u5b9e\u8d28\u4e0a\u7684\u5f71\u54cd\u3002\u8fd9\u4e00\u70b9\u8bf4\u660e\u6709\u673a\u819c\u5bf9CO<sub>2<\/sub>\u5206\u5b50\u7684\u8de8\u819c\u4f20\u9012\u5e76\u6ca1\u6709\u5f71\u54cd\u3002\u4e8e\u662f\uff0c\u4f5c\u8005\u5229\u7528Ar\/CO<sub>2<\/sub>\u7684\u6df7\u5408\u6c14\u4f5c\u4e3a\u53cd\u5e94\u6c14\u4f53\uff0c\u5373\u4f7fCO<sub>2<\/sub>\u7684\u6d53\u5ea6\uff08\u5206\u538b\uff09\u964d\u4f4e \uff080.8 ~ 0.2 atm\uff09,\u5728pH = 2 ([K<sup>+<\/sup>] = 0.1 M) \u7535\u89e3\u6db2\u4e2d\uff0c\u6709\u673a\u819c\u4fee\u9970\u540e\u7684Cu\u7535\u6781\u4ecd\u80fd\u4fdd\u6301\u8f83\u9ad8\u7684\u5bf9C<sub>2+<\/sub>\u4ea7\u7269\u7684\u9009\u62e9\u6027\uff08~60%\uff09\u3002\u8fd9\u6837\u7684\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u8be5\u7b56\u7565\u4e3a\u4eca\u540e\u76f4\u63a5\u5229\u7528\u5de5\u4e1a\u5e9f\u6c14\uff08flue gas, [CO<sub>2<\/sub>]: 5~40%\uff09\u8fdb\u884cCO<sub>2<\/sub>R \u63d0\u4f9b\u4e86\u4e00\u5b9a\u7684\u5b9e\u9a8c\u57fa\u7840\u548c\u6280\u672f\u53ef\u80fd\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-246356 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe5-10.png\" alt=\"\" width=\"1364\" height=\"1014\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe5-10.png 1364w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe5-10-300x223.png 300w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe5-10-768x571.png 768w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2023\/01\/\u56fe5-10-1024x761.png 1024w\" sizes=\"(max-width: 1364px) 100vw, 1364px\" \/><\/p>\n<p>\u56fe5<strong>.<\/strong> <strong>\u00a0<\/strong>(d) FEs for different products of CO<sub>2<\/sub>R in 1.0 M H<sub>3<\/sub>PO<sub>4<\/sub> ([K<sup>+<\/sup>] = 0.1 M) at 50 mA\/cm<sup>2 <\/sup>on bare Cu\/PTFE versus Modified-Cu\/PTFE (1 hour and 5 hour) with 5 sccm CO<sub>2<\/sub> gas flow; (e) FEs for gas products in 5-hour CO<sub>2<\/sub>R on Modified-Cu\/PTFE in 1.0 M H<sub>3<\/sub>PO<sub>4<\/sub> ([K<sup>+<\/sup>] = 0.1 M) with 1.5 mM tolyl-pyr dissolved at 50 mA\/cm<sup>2<\/sup> with 5 sccm CO<sub>2<\/sub> gas flow.<\/p>\n<p>\u4f5c\u8005\u5728pH~1 \u76841.0 M H<sub>3<\/sub>PO<sub>4 <\/sub>\u5f3a\u9178\u6eb6\u6db2\u4e2d\uff0c\u5229\u7528Cu \u6c14\u4f53\u6269\u6563\u7535\u6781\uff08GDE \u7535\u6781\uff09\u8fdb\u4e00\u6b65\u68c0\u9a8c\u8be5\u7b56\u7565\u7684\u9002\u7528\u6027\u3002\u7ed3\u679c\u663e\u793a\uff0c\u7531\u6709\u673a\u819c\u4fee\u9970\u540e\u7684Cu GDE\u7535\u6781\u5728\u5982\u6b64\u5f3a\u9178\u6eb6\u6db2\u73af\u5883\u4e0b\uff0c\u5e76\u4e0d\u9700\u8981\u4ee5\u5f80\u6587\u732e\u4e2d\u6240\u62a5\u9053\u7684\u9ad8[K<sup>+<\/sup>](&gt; 3M)\uff0c\u57280.1 M [K+] \u6761\u4ef6\u4e0b\uff0c\u4fbf\u80fd\u5b9e\u73b0\u5bf9HER \u7684\u6709\u6548\u6291\u5236\uff08~20% FE<sub>HER<\/sub>\uff09\u5e76\u4e14\u4fdd\u6301\u5bf9C<sub>2+<\/sub>\u4ea7\u7269\u7684\u9ad8\u9009\u62e9\u6027\uff08~55% FE<sub>C2+<\/sub>\uff09\u3002\u540c\u65f6\u8be5\u50ac\u5316\u4f53\u7cfb\u7684\u7a33\u5b9a\u6027\u5728\u5982\u6b64\u5f3a\u9178\u6761\u4ef6\u4e0b\u4fdd\u6301\u81f3\u5c115\u5c0f\u65f6\u4e0d\u53d8\u3002<\/p>\n<p>4.\u603b\u7ed3\u5c55\u671b<\/p>\n<p>\u8be5\u5de5\u4f5c\u53d1\u5c55\u5e76\u91c7\u7528\u4e86\u4e0d\u540c\u4e8e\u4ee5\u5f80\u6587\u732e\u62a5\u9053\u4e2d\u5229\u7528\u9ad8[M<sup>+<\/sup>]\/\u9ad8\u50ac\u5316\u7535\u6d41\u6765\u5b9e\u73b0\u9178\u6027CO<sub>2<\/sub>R \u7684\u7b56\u7565\uff0c\u901a\u8fc7\u6709\u673a\u819c\u4fee\u9970\u591a\u6676Cu\u50ac\u5316\u5242\u7535\u6781\uff0c\u6709\u6548\u964d\u4f4e\u8d28\u5b50\u7684\u8de8\u819c\u4f20\u8f93\uff0c\u6291\u5236HER\u7ade\u4e89\u53cd\u5e94\uff0c\u4f46\u540c\u65f6\u5e76\u4e0d\u5f71\u54cdCO<sub>2<\/sub>\u5206\u5b50\u7684\u6709\u6548\u4f20\u8f93\uff0c\u4ece\u800c\u80fd\u591f\u5b9e\u73b0\u5728\u8f83\u4f4e[K<sup>+<\/sup>]\u6761\u4ef6\u4e0b\uff0c\u65e0\u9700\u501f\u52a9\u9ad8\u50ac\u5316\u7535\u6d41\uff0c\u540c\u6837\u80fd\u5728\u5f3a\u9178\u6027\u7535\u89e3\u6db2\u4e2d\u5c06CO<sub>2<\/sub>\u9ad8\u9009\u62e9\u6027\u5730\u8fd8\u539f\u6210C<sub>2+<\/sub>\u4ea7\u7269\u3002\u8fd9\u6837\u7684\u7b56\u7565\u4e5f\u4e3a\u4e0d\u592a\u5bb9\u6613\u5b9e\u73b0\u9ad8\u50ac\u5316\u7535\u6d41\u7684\u5149\/\u7535\u8026\u5408CO<sub>2<\/sub>\u50ac\u5316\u8fd8\u539f\u4f53\u7cfb\u5728\u9178\u6027\u7535\u89e3\u6db2\u6761\u4ef6\u4e0b\u7684\u5e94\u7528\u63d0\u4f9b\u4e86\u5f88\u597d\u7684\u8bbe\u8ba1\u601d\u8def\u3002<\/p>\n<p>\u539f\u6587\u8be6\u60c5\uff1a<\/p>\n<p>\u7b2c\u4e00\u4f5c\u8005\uff1aDr. Weixuan Nie (\u8042\u4f1f\u8f69 \u535a\u58eb)<\/p>\n<p>\u901a\u8baf\u4f5c\u8005\uff1aProf. Theodor Agapie \/ Prof. Jonas Peters<\/p>\n<p>\u901a\u8baf\u5355\u4f4d\uff1a\u52a0\u5dde\u7406\u5de5\u5b66\u9662<\/p>\n<p>\u8bba\u6587DOI\uff1a doi.org\/10.1002\/anie.202216102<\/p>\n<p>\u672c\u6587\u7531\u4f5c\u8005\u4f9b\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7814\u7a76\u80cc\u666f \u8fd1\u5e74\u6765\uff0c\u5229\u7528\u6e05\u6d01\u80fd\u6e90\u4ea7\u751f\u7684\u7535\u80fd\u8fd8\u539f\u8f6c\u5316CO2\u6210\u4e3a\u5b9e\u73b0\u9ad8\u6548\u201c\u78b3\u5faa\u73af\u201d\u7684\u4e00\u6761\u6709\u6548\u9014\u5f84\u3002\u5927\u91cf\u5173\u4e8e\u9ad8\u6548\u50ac\u5316\u5242\u8bbe\u8ba1\uff0cCO2R\u673a\u7406\u63a2\u7a76\u4ee5\u53ca\u7535\u89e3\u6c60\u8bbe\u8ba1\u7684\u5de5\u4f5c\u6d8c\u73b0\u51fa\u6765&#8230;<\/p>\n","protected":false},"author":41672,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-246347","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/246347"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/41672"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=246347"}],"version-history":[{"count":3,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/246347\/revisions"}],"predecessor-version":[{"id":246412,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/246347\/revisions\/246412"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=246347"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=246347"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=246347"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}