{"id":265073,"date":"2025-02-20T07:12:57","date_gmt":"2025-02-19T23:12:57","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=265073"},"modified":"2025-02-19T23:17:47","modified_gmt":"2025-02-19T15:17:47","slug":"%e5%8d%8e%e4%b8%ad%e5%86%9c%e4%b8%9a%e5%a4%a7%e5%ad%a6%e5%88%98%e5%9f%b9%e6%96%87%e7%a0%94%e7%a9%b6%e5%91%98cej%ef%bc%9a%e4%ba%8c%e8%8c%82%e9%93%81-%e4%ba%8c%e6%b0%a7%e5%8c%96%e7%a1%85-%e6%9c%a8","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=265073","title":{"rendered":"\u534e\u4e2d\u519c\u4e1a\u5927\u5b66\u5218\u57f9\u6587\u7814\u7a76\u5458CEJ\uff1a\u4e8c\u8302\u94c1-\u4e8c\u6c27\u5316\u7845-\u6728\u8d28\u7d20\u78fa\u9178\u76d0\u590d\u5408\u6846\u67b6\u7528\u4e8e\u9ad8\u6548\u7535\u50ac\u5316\u53bb\u9664\u5730\u4e0b\u6c34\u7837\u6c61\u67d3"},"content":{"rendered":"

01\u5bfc\u8bfb<\/b><\/strong><\/p>\n

\u56fd\u9645\u764c\u75c7\u7814\u7a76\u673a\u6784\u5df2\u5c06\u7837\uff08As\uff09\u5217\u4e3a\u7b2c\u4e00\u7c7b\u81f4\u764c\u7269\u8d28<\/b><\/strong>\uff0c\u5730\u4e0b\u6c34\u4e2d\u7684\u542b\u7837\u91cf\u8d85\u6807\u4f1a\u5bf9\u4eba\u7c7b\u7684\u8eab\u4f53\u5065\u5eb7\u9020\u6210\u91cd\u5927\u5371\u5bb3\u3002\u76ee\u524d\uff0c\u7535\u5316\u5b66\u5206\u79bb\u6cd5\u662f\u4e00\u79cd\u975e\u5e38\u6709\u524d\u666f\u7684\u53bb\u9664\u6c34\u4e2d\u7837\u6c61\u67d3\u7684\u65b9\u6cd5\uff0c\u7136\u800c\uff0c\u4f20\u7edf\u7684\u4e00\u6b65\u7535\u5316\u5b66\u5206\u79bb\u53ea\u80fd\u5b9e\u73b0\u9009\u62e9\u6027\u7535\u5438\u9644\u6216As(III)\u8f6c\u5316\u7684\u5355\u4e00\u4f5c\u7528\uff0c\u56e0\u6b64\u8bbe\u8ba1<\/b><\/strong>\u5e76\u5236\u5907\u4e00<\/b><\/strong>\u79cd\u5177\u6709\u9009\u62e9\u6027\u5438\u9644\u548cAs\uff08III\uff09\u8f6c\u5316\u7684\u53cc\u529f\u80fd\u7535\u6781\u662f\u7535\u5316\u5b66\u9664\u7837\u6280\u672f\u7684\u5173\u952e\u96be\u9898<\/b><\/strong>\u3002<\/p>\n

\u8fd1\u65e5\uff0c\u534e\u4e2d\u519c\u4e1a\u5927\u5b66\u5de5\u5b66\u9662\u5218\u57f9\u6587\u7814\u7a76\u56e2\u961f\u5728\u300a\u5316\u5b66\u5de5\u7a0b\u6742\u5fd7\u300b\uff08Chemical Engineering Journal\uff09\u4e0a\u4ee5\u201cElectrocatalytic arsenic removal: Unveiling selective capturing and conversion with a redox-active silica-lignosulfonate hybrid framework\u201d\u4e3a\u9898\u53d1\u8868\u4e86\u4e00\u9879\u7a81\u7834\u6027\u7814\u7a76\uff0c\u6210\u529f\u5f00\u53d1\u51fa\u4e00\u79cd\u57fa\u4e8e\u4e8c\u8302\u94c1-\u4e8c\u6c27\u5316\u7845-\u6728\u8d28\u7d20\u78fa\u9178\u76d0\u590d\u5408\u6846\u67b6\uff08Fc-Si-LS\uff09\u7684\u7535\u50ac\u5316\u6750\u6599\uff0c\u80fd\u591f\u9ad8\u6548\u53bb\u9664\u5730\u4e0b\u6c34\u4e2d\u7684\u7837\u6c61\u67d3\uff0c\u5e76\u5b9e\u73b0\u4e9a\u7837\u9178\u76d0As(III)\u5411\u7837\u9178\u76d0As(V)<\/b><\/strong>\u7684\u9009\u62e9\u6027\u8f6c\u5316\uff0c\u8be5\u7814\u7a76\u4e3a\u5168\u7403\u996e\u7528\u6c34\u5b89\u5168\u63d0\u4f9b\u4e86\u521b\u65b0\u6027\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

02\u6210\u679c\u63a0\u5f71<\/b><\/strong><\/p>\n

\"\"\u00a0\u00a0\u00a0\u00a0\u00a0 <\/b><\/strong><\/p>\n

03 \u6838\u5fc3\u521b\u65b0\u70b9<\/b><\/strong><\/p>\n

\u672c\u5de5\u4f5c\u5f00\u53d1\u4e86\u4e00\u79cd\u5e26\u6709\u4e8c\u8302\u94c1\uff08Fc\uff09\u7684\u591a\u529f\u80fd\u4e8c\u6c27\u5316\u7845-\u6728\u8d28\u7d20\u78fa\u9178\u76d0\u7eb3\u7c73\u6846\u67b6\uff08Fc-Si-LS\uff09\uff0c<\/b><\/strong>\u7528\u4e8e\u9ad8\u9009\u62e9\u6027\u5730\u5c06\u6c34\u4e2d\u6709\u6bd2\u7684As(III)\u8f6c\u5316\u4e3a\u5371\u5bb3\u8f83\u5c0f\u7684As(V)<\/b><\/strong>\u3002\u4e8c\u8302\u94c1\u4f5c\u4e3a\u4e00\u79cd\u7535\u5316\u5b66\u6d3b\u6027\u7269\u8d28\uff0c\u80fd\u591f\u5728\u7535\u6781\u8868\u9762\u53d1\u751f\u53ef\u9006\u7684\u6c27\u5316\u8fd8\u539f\u53cd\u5e94\uff0c\u4fc3\u8fdb\u4e9a\u7837\u9178\u76d0\u7684\u6c27\u5316\uff1b\u6728\u8d28\u7d20\u78fa\u9178\u76d0\u5219\u4f5c\u4e3a\u4e00\u79cd\u5929\u7136\u751f\u7269\u805a\u5408\u7269\uff0c\u5177\u6709\u4e30\u5bcc\u7684\u8868\u9762\u5b98\u80fd\u56e2\uff0c\u80fd\u591f\u589e\u5f3a\u6750\u6599\u7684\u5438\u9644\u80fd\u529b\u3002\u672c\u7814\u7a76\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0cFc-Si-LS\u5728\u5904\u7406\u6a21\u62df\u5730\u4e0b\u6c34\u65f6\uff0cAs(III)\u8f6c\u5316\u7387\u8fbe\u5230\u4e86~<\/b><\/strong>81.6 %<\/b><\/strong>\u3002\u57281.2\u00a0V\u7684\u7535\u5316\u5b66\u73af\u5883\u4e0b\uff0cFc-Si-LS\u53ef\u4ee5\u5728100\u81f31250\u500d<\/b><\/strong>\u7684\u7ade\u4e89\u7535\u89e3\u8d28\u4e2d\u9009\u62e9\u6027\u5730\u5c06As(III)\u5206\u79bb\u5e76\u6c27\u5316\u6210\u5371\u5bb3\u8f83\u5c0f\u7684As(V)\uff0c\u5438\u9644\u91cf\u8fbe\u52301<\/b><\/strong>06.2 <\/b><\/strong>mg As\/g<\/b><\/strong>\uff0c<\/b><\/strong>\u80fd\u8017\u4ec5\u4e3a0.072 kWh\/m<\/b><\/strong>3<\/b><\/sup><\/strong>\u3002<\/b><\/strong>\u8fd9\u8bc1\u5b9e\u8be5\u6750\u6599\u80fd\u591f\u4ee5\u8f83\u4f4e\u7684\u80fd\u6e90\u6210\u672c\u4fee\u590d\u53d7\u7837\u6c61\u67d3\u7684\u6c34\u8d44\u6e90\u3002\u6b64\u5916\uff0c\u4f7f\u7528 DFT \u6a21\u62df\u7684\u7406\u8bba\u8ba1\u7b97\u9a8c\u8bc1\u4e86\u6f5c\u5728\u7684\u673a\u5236\uff0c\u7a81\u51fa\u4e86\u6c27\u5316\u8fd8\u539f\u6d3b\u6027\u6210\u5206\u5728\u7837\u53bb\u9664\u4e2d\u7684\u91cd\u8981\u6027\u3002\u672c\u7814\u7a76\u63a8\u8fdb\u4e86\u7535\u5316\u5b66\u5206\u79bb\u6280\u672f\u5728\u7837\u6c61\u6c34\u5904\u7406\u4e2d\u7684\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n

04\u6570\u636e\u6982\u89c8<\/b><\/strong><\/p>\n

\"\"<\/b><\/strong><\/p>\n

\u56fe1.\u00a0Fc-Si-LS\u6750\u6599\u7684\u7535\u5316\u5b66\u7837\u89e3\u6bd2\u793a\u610f\u56fe<\/p>\n

\"\"<\/b><\/strong><\/p>\n

\u56fe2. \u8868\u9762\u5f62\u6001\u548c\u7ed3\u6784\u5468\u671f\u6027\u5206\u6790<\/p>\n

\"\"<\/b><\/strong><\/p>\n

\u56fe3. Si-LS\u548cFc-Si-LS\u6750\u6599\u7684\u7ed3\u6784\u548c\u6210\u5206\u7279\u5f81<\/p>\n

SEM\u3001XRD\u3001XPS\u3001FTIR\u56fe\u8c31\u8bc1\u5b9e\u4e86Fc-Si-LS\u7684\u6210\u529f\u5408\u6210\u3002\u56fe3g\u663e\u793aFc-Si-LS\u590d\u5408\u7535\u6781\u57280.27\/0.24 V\u8868\u73b0\u51fa\u53ef\u9006\u7684\u6c27\u5316\u8fd8\u539f\u80fd\u529b\uff0c\u8fd9\u5bf9\u5e94\u4e8eFc\u7684\u6c27\u5316\u8fd8\u539f\u53cd\u5e94(Fc\u27f7\u00a0Fc+<\/span><\/sup>)\uff0c\u8bc1\u5b9e\u8be5\u5f02\u8d28\u7ed3\u6784\u5177\u5907\u6c27\u5316\u8fd8\u539f\u7279\u6027\u3002<\/p>\n

\"\"<\/b><\/strong><\/p>\n

\u56fe4. Si-LS\u548cFc-Si-LS\u7535\u6781\u4e0a\u7837\u7684\u7535\u50ac\u5316\u9009\u62e9\u6027\u6355\u83b7\u548c\u8f6c\u5316\u6027\u80fd<\/p>\n

 <\/p>\n

\u5229\u7528\u53cc\u7535\u4f4d\u9636\u8dc3\u8ba1\u65f6\u7535\u6d41\u6cd5(DPSC)\u6280\u672f\uff0cFc-Si-LS\u7535\u6781\u4e0a\u7684\u5438\u9644\u548c\u89e3\u5438\u8fc7\u7a0b\u5f97\u5230\u4e86\u5b8c\u6574\u7684\u7814\u7a76\u3002\u5728DPSC\u5faa\u73af\u7684\u7b2c\u4e00\u9636\u6bb5\u4e2d\uff0c\u9634\u79bb\u5b50\u548c\u9633\u79bb\u5b50\u5206\u522b\u8fc1\u79fb\u5230\u5e26\u6b63\u7535\u7684\u5de5\u4f5c\u7535\u6781\u548c\u5e26\u8d1f\u7535\u7684\u5bf9\u7535\u6781\uff1b\u5728\u7b2c\u4e8c\u9636\u6bb5\u4e2d\uff0c\u5177\u6709\u7535\u5316\u5b66\u6c27\u5316\u6027\u7684Fc(Fc+<\/span><\/sup>)\u4ecb\u5bfc\u4e86As(III)\u5411As(V)\u7684\u8f6c\u5316\uff1b\u5f53\u5728\u7b2c\u4e09\u9636\u6bb5\u4e2d\u65bd\u52a0\u53cd\u5411\u504f\u538b\u65f6\uff0c\u9759\u7535\u65a5\u529b\u91ca\u653e\u4e86\u5438\u9644\u7684As(V)\uff0c\u5e76\u5c06Fc+<\/span><\/sup>\u8fd8\u539f\u4e3aFc\u6765\u5b9e\u73b0\u7535\u6781\u518d\u751f\u3002<\/p>\n

\u57281.2 V\u7535\u538b\u4e0b\uff0cFc-Si-LS\u7535\u6781\u5bf9As(III)\u8868\u73b0\u51fa\u6bd4\u5e38\u89c1\u9634\u79bb\u5b50\u9ad8100\u81f31250\u500d\u7684\u9009\u62e9\u6027(\u56fe4b)\u3002\u7535\u5438\u9644\u8fc7\u7a0b\u7ed3\u675f\u540e\uff0cAs\u7684XPS\u56fe\u8c31(\u56fe4f)\u8868\u660eFc-Si-LS\u4e0a\u5438\u9644\u7684As(III)\u663e\u8457\u8f6c\u5316\u4e3aAs(V)\u3002<\/p>\n

\"\"<\/b><\/strong><\/p>\n

\u56fe5. Si-LS\u548c Fc-Si-LS\u7684\u63a7\u5236\u9009\u62e9\u6027\u548c\u50ac\u5316\u6027\u80fd\u7684\u673a\u7406\u7814\u7a76<\/p>\n

\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08DFT\uff09\u6a21\u62df\uff0c\u63ed\u793a\u4e86Fc-Si-LS\u6750\u6599\u9009\u62e9\u6027\u6355\u83b7\u548c\u8f6c\u5316\u7837\u7684\u673a\u5236\uff08\u56fe5\uff09\u3002\u6a21\u62df\u7ed3\u679c\u8868\u660e\uff0c\u4e8c\u8302\u94c1\u7684\u6c27\u5316\u8fd8\u539f\u6d3b\u6027\u4f4d\u70b9\u80fd\u591f\u63a5\u53d7\u6765\u81ea\u4e9a\u7837\u9178\u76d0\u7684\u7535\u5b50\uff0c\u901a\u8fc7\u8ba1\u7b97\u4e0d\u540c\u9634\u79bb\u5b50\u4e0eFc+<\/span><\/sup>\u7ed3\u6784\u7684\u5438\u9644\u80fd\uff0c\u9a8c\u8bc1\u4e86Fc-Si-LS\u7535\u6781\u5bf9\u4e8eAs(III)\u7684\u9ad8\u5438\u6536\u548c\u9ad8\u9009\u62e9\u6027\uff0c\u5e76\u4e14\u5bf9\u4e8eAs(III)\u7684\u5438\u9644\u80fd\u9ad8\u4e8eAs(V)\uff0c\u6709\u5229\u4e8e\u653e\u7535\u8fc7\u7a0b\u4e2d\u7837\u7684\u89e3\u5438\uff0c\u4ece\u800c\u5b9e\u73b0\u5176\u9ad8\u6548\u6c27\u5316\u3002\u4e0a\u8ff0\u53d1\u73b0\u4e3a\u8bbe\u8ba1\u65b0\u578b\u7535\u50ac\u5316\u6750\u6599\u63d0\u4f9b\u4e86\u7406\u8bba\u4f9d\u636e\u3002<\/p>\n

\"\"<\/b><\/strong><\/p>\n

\u56fe6. \u5de5\u4f5c\u7535\u6781\u771f\u5b9e\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u8bc4\u4f30\u53ca\u5176\u80fd\u8017<\/p>\n

\u672c\u5de5\u4f5c\u4f7f\u7528Fc-Si-LS\u4f53\u7cfb\u8bc4\u4f30\u4e86\u4ece\u6a21\u62df\u5730\u4e0b\u6c34\u4e2d\u53bb\u9664\u5b9e\u9645\u6d53\u5ea6(150 \u03bcg\/L)\u7684As(III)\u7684\u80fd\u529b\u548c\u7a33\u5b9a\u6027\uff08\u56fe5a,b\uff09\u3002\u57281.2 V\u6761\u4ef6\u4e0b\uff0c\u8be5\u4f53\u7cfb\u5c06As\u7684\u51fa\u6c34\u6d53\u5ea6\u63a7\u5236\u5728\u4e86~7.38 \u03bcg\/L<\/b><\/strong>\uff0c\u5e73\u5747\u53bb\u9664\u6548\u7387\u4e3a~84%\uff0c\u6700\u7ec8As(III)\u5230As(V)\u7684\u8f6c\u5316\u7387\u4e3a~85%\uff0c\u8bc1\u660e\u4e86Fc-Si-LS\u7535\u6781\u5728\u6574\u4e2a\u7535\u5316\u5b66\u5904\u7406\u8fc7\u7a0b\u4e2d\u4fdd\u6301\u4e86\u673a\u68b0\u5b8c\u6574\u6027\u5e76\u6210\u529f\u53bb\u9664\u4e86\u6c34\u4e2d\u7684\u7837\uff0c\u6ee1\u8db3\u4e86WHO\u7684\u996e\u7528\u6c34\u6807\u51c6\u3002<\/p>\n

 <\/p>\n

05 \u6210\u679c\u542f\u793a<\/b><\/strong><\/p>\n

\u672c\u5de5\u4f5c\u901a\u8fc7\u5c06\u5177\u6709\u6c27\u5316\u8fd8\u539f\u6d3b\u6027\u7684Fc\u63ba\u5165\u4e8c\u6c27\u5316\u7845-\u6728\u8d28\u7d20\u78fa\u9178\u76d0\uff08Si-LS\uff09\u6846\u67b6\u5408\u6210Fc-Si-LS<\/b><\/strong>\u6750\u6599\u4f5c\u4e3a\u7535\u6781\uff0c\u5b9e\u73b0\u4e86\u5728\u5b9e\u9645\u5de5\u51b5\u4e2d\u7684\u5730\u4e0b\u6c34\u4e2d\u9009\u62e9\u6027\u5206\u79bb\u548c\u8f6c\u5316\u6709\u6bd2As(III)<\/b><\/strong>\u3002Fc-Si-LS\u7535\u6781\u8868\u73b0\u51fa\u8f83\u9ad8\u7684As(III)\u5438\u9644\u80fd\u529b(106 mg As\/g)\uff0c\u5229\u7528Fc\u4f18\u5f02\u7684\u7535\u6c27\u5316\u7279\u6027\uff0cFc-Si-LS\u914d\u4f53\u4e0a\u7684\u6c27\u5316\u8fd8\u539f\u90e8\u5206Fc+<\/sup>\u53ef\u4ee5\u5c06\u5438\u9644\u7684As(III)\u6709\u6548\u6c27\u5316\u6210As(V)\u3002\u8be5\u7535\u6781\u53ef\u6709\u6548\u3001\u7a33\u5b9a\u53bb\u9664\u6a21\u62df\u5730\u4e0b\u6c34\u4e2d\u7684As(III)\uff0c\u7535\u5316\u5b66\u6355\u83b7\u548c\u8f6c\u6362\u8fc7\u7a0b\u7684\u80fd\u8017\u4e3a0.072 kWh\/m<\/b><\/strong>3<\/b><\/sup><\/strong>\u3002\u672c\u7814\u7a76\u63a8\u8fdb\u4e86\u7535\u5316\u5b66\u5206\u79bb\u6280\u672f\u5728\u7837\u6c61\u6c34\u5904\u7406\u4e2d\u7684\u5b9e\u9645\u5e94\u7528\uff0c\u4e3a\u9ad8\u6548\u53bb\u9664\u5730\u4e0b\u6c34\u4e2d\u7684\u7837\u6c61\u67d3\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u3002<\/p>\n

 <\/p>\n

\u539f\u6587\u8be6\u60c5\uff1a<\/p>\n

Adnan Raza Altaf, Shoaib Raza, Yixin Wang, Fei Liu, Yusuf G. Adewuyi, Peiwen Liu*. Electrocatalytic arsenic removal: Unveiling selective capturing and conversion with a redox-active silica-lignosulfonate hybrid framework. Chemical Engineering Journal, Volume 499, 2024, 156384, ISSN 1385-8947.<\/p>\n

\u539f\u6587\u94fe\u63a5\uff1a<\/p>\n

https:\/\/doi.org\/10.1016\/j.cej.2024.156384.<\/p>\n","protected":false},"excerpt":{"rendered":"

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