{"id":254148,"date":"2023-09-10T06:40:40","date_gmt":"2023-09-09T22:40:40","guid":{"rendered":"\/\/m.iemloyee.com\/?p=254148"},"modified":"2023-09-09T19:41:36","modified_gmt":"2023-09-09T11:41:36","slug":"%e5%8d%97%e8%88%aanat-commun-%ef%bc%9a%e9%93%9c%e9%95%8d%e5%8f%8c%e9%87%91%e5%b1%9e%e4%bd%8d%e7%82%b9%e9%ab%98%e6%95%88%e9%80%89%e6%8b%a9%e6%80%a7%e5%9c%b0%e7%94%9f%e4%ba%a7ch3oh","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=254148","title":{"rendered":"\u5357\u822aNat. Commun.\uff1a\u94dc\u954d\u53cc\u91d1\u5c5e\u4f4d\u70b9\u9ad8\u6548\u9009\u62e9\u6027\u5730\u751f\u4ea7CH3OH"},"content":{"rendered":"

 <\/p>\n

\u4e00\u3001\u3010\u5bfc\u8bfb\u3011<\/p>\n

\u6709\u6548\u5229\u7528\u53ef\u518d\u751f X\/\u03b3\u5c04\u7ebf\u6216\u52a0\u901f\u7535\u5b50\u5c06\u4e8c\u6c27\u5316\u78b3\u548c\u6c34\u5316\u5b66\u8f6c\u5316\u4e3a\u71c3\u6599\uff0c\u6709\u671b\u5b9e\u73b0\u78b3\u4e2d\u548c\u3002\u5c06\u4e8c\u6c27\u5316\u78b3\u548c\u6c34\u8f6c\u5316\u4e3a\u71c3\u6599\uff0c\u6709\u671b\u5b9e\u73b0\u78b3\u4e2d\u548c\u7ecf\u6d4e\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u5de5\u827a\u7684\u5b9e\u65bd\u5177\u6709\u6311\u6218\u6027\uff0c\u9700\u8981\u80fd\u591f\u654f\u5316\u4e8c\u6b21\u7535\u5b50\u7684\u50ac\u5316\u5242\u7684\u534f\u52a9\u3002\u50ac\u5316\u5242\u7684\u8f85\u52a9\uff0c\u8fd9\u4e9b\u50ac\u5316\u5242\u80fd\u591f\u654f\u5316\u4e8c\u6b21\u7535\u5b50\u6563\u5c04\u5e76\u63d0\u4f9b\u7ed3\u5408\u4e2d\u95f4\u4ea7\u7269\u7684\u6d3b\u6027\u91d1\u5c5e\u4f4d\u70b9\u3002\u5728\u8fd9\u91cc\uff0c\u6765\u81ea\u5357\u4eac\u822a\u7a7a\u822a\u5929\u5927\u5b66\u7684\u9a6c\u9a8f\u3001\u5df4\u9ece\u5927\u5b66\u8428\u514b\u96f7\u5206\u6821\u7684<\/strong>Mehran Mostafavi<\/strong>\u548c\u5317\u4eac\u5927\u5b66\u7684\u7fdf\u8302\u6797\u7b49\u4eba<\/strong>\u5c55\u793a\u4e86\u539f\u5b50\u9576\u5d4c\u5728\u91d1\u5c5e\u6709\u673a\u6846\u67b6\u4e2d\u7684\u94dc\u954d\u53cc\u91d1\u5c5e\u4f4d\u70b9\u80fd\u591f\u9ad8\u6548\u3001\u9009\u62e9\u6027\u5730\u751f\u4ea7CH3<\/sub>OH\uff08\u7ea698%\uff09\u3002\u4f7f\u7528\u7535\u5b50\u675f\u8f90\u7167\uff08200 keV; 40 kGy min-1<\/sup>\uff09\uff0c\u53ef\u5c06CH3<\/sub>OH\u7684\u751f\u4ea7\u7387\u63d0\u9ad8\u5230 0.27 mmol g-1<\/sup> min-1<\/sup>\u3002\u6b64\u5916\uff0c\u65f6\u95f4\u5206\u8fa8\u5b9e\u9a8c\u8ba1\u7b97\u901a\u8fc7\u6c34\u6eb6\u6db2\u76f4\u63a5\u751f\u6210CO2<\/sub>–\u81ea\u7531\u57fa\u9634\u79bb\u5b50\u901a\u8fc7\u6c34\u7535\u5b50\u5728\u7eb3\u79d2\u7ea7\u7684\u65f6\u95f4\u5c3a\u5ea6\u4e0a\u53d1\u751f\u9644\u7740\uff0c\u5e76\u53d1\u751f\u7ea7\u8054\u6c22\u5316\u6b65\u9aa4\u3002\u8be5\u7814\u7a76\u5f3a\u8c03\u4e86\u4ee5CO2<\/sub>\u539f\u6599\u751f\u4ea7CH3<\/sub>OH\u7684\u8f90\u5c04\u5206\u89e3\u8def\u7ebf\uff0c\u5e76\u5f15\u5165\u4e86\u7406\u60f3\u7684\u539f\u5b50\u7ed3\u6784\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n

\u4e8c\u3001\u3010\u6210\u679c\u63a0\u5f71\u3011<\/p>\n

\u672c\u6587\u4f5c\u8005\u8ba4\u4e3a\u5d4c\u5165\u5728\u91d1\u5c5e\u6709\u673a\u6846\u67b6\u4e2d\u7684\u539f\u5b50CuNi\u53cc\u91d1\u5c5e\u4f4d\u70b9\uff08CuNi SAs\uff09\u80fd\u4ea7\u751fCO2<\/sub>\u81ea\u7531\u57fa\u5e76\u5c3d\u53ef\u80fd\u591a\u5730\u5c06\u5176\u8f6c\u5316\u4e3aCH3<\/sub>OH\uff08\u4ea7\u91cf\u572898\uff05\uff09\u3002\u6b64\u5916\uff0cMOFs\u7684\u7d2f\u79ef\u591a\u5b54\u7ed3\u6784\u4f7f\u5176\u5177\u6709\u4f18\u826f\u7684\u4f20\u8d28\u7279\u6027\uff0c\u589e\u52a0\u4e86\u5c40\u90e8\u53cd\u5e94\u7269\uff0c\u52a0\u5feb\u4e86\u521d\u59cb\u6d3b\u5316\uff0c\u4f7f\u5176\u6210\u4e3a\u5728\u8f90\u7167\u4e0b\u6700\u5927\u9650\u5ea6\u5730\u4ea7\u751fCO2<\/sub>\u7684\u4e3b\u8981\u6750\u6599\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cSelective CO2<\/sub> reduction to CH3<\/sub>OH over atomic dual-metal sites embedded in a metal-organic framework with high-energy radiation<\/em>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u77e5\u540d\u671f\u520aNature Communication\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

\u4e09\u3001\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/p>\n

1\u3001\u7814\u7a76\u8868\u660e\uff0c\u5728UiO-66(Hf)\u4e2d\u5d4c\u5165\u53cc\u91d1\u5c5e\u4f4d\u70b9\u7684\u539f\u5b50\u8bbe\u8ba1\u5728\u8be5\u7b56\u7565\u7684\u6709\u6548\u6027\u4e2d\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002UiO-66(Hf)\u57fa\u8d28\u4f5c\u4e3a\u50ac\u5316\u5242\u7684\u8f7d\u4f53\uff0c\u6709\u52a9\u4e8e\u7a33\u5b9a\u50ac\u5316\u5242\u5e76\u4fc3\u8fdb\u7535\u79bb\u8f90\u5c04\u7684\u8f6c\u5316\u6548\u7387\uff0c\u800c\u539f\u5b50\u53cc\u91d1\u5c5e\u4f4d\u70b9\u5219\u901a\u8fc7\u5176\u72ec\u7279\u7684\u6355\u83b7CO2\u2022-\u9634\u79bb\u5b50\u7684\u80fd\u529b\uff0c\u5b9e\u73b0\u4e86\u9ad8\u9009\u62e9\u6027\u4ea7\u7269\u7684\u5f62\u6210\u3002<\/p>\n

2\u3001\u4f5c\u8005\u5e94\u7528\u8109\u51b2\u8f90\u89e3\u6280\u672f\u89c2\u5bdf\u8f90\u7167\u50ac\u5316\u6eb6\u6db2\u4e2d\u6c34\u7535\u5b50\u548cCO2\u2022-\u9634\u79bb\u5b50\u81ea\u7531\u57fa\u7684\u7eb3\u79d2\u52a8\u529b\u5b66\uff0c\u63ed\u793a\u4e86\u6f5c\u5728\u673a\u5236\u3002\u5149\u8c31\u6570\u636e\u548c\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\u8868\u660e\uff0c\u4e09\u4e2aC1\u4e2d\u95f4\u4f53\u5438\u9644\u6001\u53ef\u80fd\u53d1\u751f\u5728\u94dc\u4f4d\u70b9\u4e0a\uff0c\u800c\u6700\u540e\u4e24\u4e2a\u5219\u53d1\u751f\u5728\u954d\u4f4d\u70b9\u4e0a\uff0c\u4e3b\u8981\u8d1f\u8d23\u9009\u62e9\u6027\u7532\u9187\u7684\u5f62\u6210\u3002<\/p>\n

\u56db\u3001\u3010\u6570\u636e\u6982\u89c8\u3011<\/p>\n

\"\"<\/p>\n

\u56fe1\u8f90\u5c04\u50ac\u5316 CO2<\/sub>-CH3<\/sub>OH\u8f6c\u5316\u793a\u610f\u56fe \u00a9 The Author(s) 2023<\/p>\n

\"\"<\/p>\n

\u56fe2\u901a\u8fc7\u8f90\u5c04\u9a71\u52a8\u8fd8\u539f\u7b56\u7565\u5408\u6210UiO-66(Hf) MOF\u652f\u6301\u7684\u94dc\u954d\u53cc\u539f\u5b50\u50ac\u5316\u5242\u5e76\u786e\u5b9a\u5176\u7279\u6027 \u00a9 The Author(s) 2023<\/p>\n

\uff08a\uff09\u94dc\u954dSAs UiO-66(Hf)\u7684\u5408\u6210\u65b9\u6848<\/p>\n

\uff08b\uff09CuNi SAs\/UiO-66(Hf)\u7684TEM\u548cEDS\u56fe\u8c31\u94ea\uff08\u84dd\u8272\uff09\u3001\u94dc\uff08\u7eff\u8272\uff09\u3001\u954d\uff08\u7ea2\u8272\uff09<\/p>\n

\"\"<\/p>\n

 <\/p>\n

\u56fe3 CuNi SAs\/UiO-66(Hf) \u7684\u5c40\u90e8\u914d\u4f4d\u7ed3\u6784 \u00a9 The Author(s) 2023<\/p>\n

\uff08a\uff09\u6837\u54c1\u5728\u94dcK\u8fb9\u7684\u5f52\u4e00\u5316XANES\u7ed3\u679c<\/p>\n

\uff08b\uff09\u6837\u54c1\u5728\u954dK\u8fb9\u7684\u5f52\u4e00\u5316XANES\u7ed3\u679c<\/p>\n

\uff08c\uff09CuNi SAs\/UiO-66(Hf)\u6837\u54c1\u3001\u6c27\u5316\u94dc\u548c\u94dc\u7b94\u7684WT-EXAFS<\/p>\n

\uff08d\uff09CuNi SAs\/UiO-66(Hf)\u6837\u54c1NiO\u548cNi\u7b94\u7684WT-EXAFS<\/p>\n

\uff08e\uff09\u6837\u54c1\u5728\u94dcK\u8fb9\u7684EXAFS\u7ed3\u679c<\/p>\n

\uff08f\uff09\u6837\u54c1\u5728\u954dK\u8fb9\u7684EXAFS\u7ed3\u679c<\/p>\n

\"\"<\/p>\n

\u56fe4 60<\/sup>Co \u03b3\u5c04\u7ebf\/\u7535\u5b50\u675f\u9a71\u52a8\u50ac\u5316CO2<\/sub>-CH3<\/sub>OH \u7684\u6027\u80fd \u5728\u5404\u79cd\u6761\u4ef6\u4e0b \u00a9The Author(s) 2023<\/p>\n

\uff08a\uff09\u5728CO2<\/sub>\u9971\u548c\u6761\u4ef6\u4e0b\u8fdb\u884c1-4 kGy \u03b3\u5c04\u7ebf\u7167\u5c04\uff0c\u4e0d\u540c\u50ac\u5316\u5242\u5728\u6c34\u62160.01 M Na2<\/sub>SO3<\/sub>\u4e2d\uff0c\u5f97\u5230MeOH\u548cCO\u7684G\u503c\u4e3a0.05 wt%<\/p>\n

\uff08b\uff09\u968f\u7740CuNi SAs\/UiO-66(Hf)\u8d28\u91cf\u5206\u6570\u7684\u589e\u52a0\uff0cC\u4ea7\u7269\u7684G\u503c\u4e5f\u589e\u52a0<\/p>\n

\uff08c\uff09\u76f8\u540c\u6761\u4ef6\u4e0b\u5404\u79cd\u53cc\u91d1\u5c5e\u4f4d\u70b9\u50ac\u5316\u6d3b\u6027\u7684\u6bd4\u8f83\u3002<\/p>\n

\uff08d\uff09\u4f7f\u752813<\/sup>CO2<\/sub>\u621612<\/sup>CO2<\/sub>\u8fdb\u884cCuNi SAs\/UiO66(Hf)\u8f90\u5c04\u50ac\u5316\u8fd8\u539f\u65f6\u4ea7\u751f\u768413<\/sup>CH3<\/sub>OH\u548c12<\/sup>CH3OH\u7684\u8d28\u8c31\u56fe<\/p>\n

\uff08e\uff09\u5728CO2<\/sub>\u9971\u548c\u7684\u6c34\u6eb6\u6db2\u4e2d\uff0c\u8fdb\u884c1-4 kGy \u03b3\u5c04\u7ebf\u7167\u5c04\u7684\u5faa\u73af\u6d4b\u8bd5<\/p>\n

\uff08f\uff09\u901a\u8fc7\u7535\u5b50\u675f\u8f90\u7167\u50ac\u5316\u4ea7\u751fCH3<\/sub>OH<\/p>\n

\"\"<\/p>\n

 <\/p>\n

\u56fe5\u5728\u65e0\u50ac\u5316\u5242\u548c\u6709\u50ac\u5316\u5242\u7684\u60c5\u51b5\u4e0b\uff0c\u5728CO2<\/sub>\u9971\u548c\u76840.1 M\u7532\u9178\u76d0\u6eb6\u6db2\u4e2d\u8fdb\u884c\u8109\u51b2\u8f90\u5c04\u5206\u89e3\u6d4b\u91cf\u00a9 The Author(s) 2023<\/p>\n

\uff08a\uff09\u4f7f\u7528 0.25 mg\/mL CuNi SAs\/UiO-66(Hf) \u50ac\u5316\u5242\u8fd8\u539fCO2<\/sub>\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\uff08b\uff09\u4e09\u7ef4\u7acb\u4f53\u56fe UiO-66(Hf) \u5206\u6563\u6db2\u4e2d\u4e0d\u540c\u65f6\u95f4\u7684\u77ac\u6001\u5438\u6536\u5149\u8c31\u4e09\u7ef4\u7acb\u4f53\u56fe\u3002<\/p>\n

\uff08c\u3001d\uff09520 nm\u548c360 nm\u5904\u7684\u77ac\u6001\u5438\u6536\u52a8\u529b\u5b66\u66f2\u7ebf<\/p>\n

\uff08e\uff0960 \u00b5s\u65f6\u7684\u77ac\u6001\u5438\u6536\u5149\u8c31<\/p>\n

\uff08g\u3001f\uff09390 nm\u548c500 nm\u5904\u7684\u77ac\u6001\u5438\u6536\u52a8\u529b\u5b66\u66f2\u7ebf<\/p>\n

\"\"<\/p>\n

\u56fe6\u4e8c\u6c27\u5316\u78b3\u8fd8\u539f\u7684 DRIFTS \u548c DFT \u8ba1\u7b97\u00a9 The Author(s) 2023<\/p>\n

\uff08a\uff09\u539f\u4f4d DRIFTS \u5149\u8c31<\/p>\n

\uff08b\uff09Cu-Ni SAs\/UiO-66(Hf)\u548cCu SAs\/UiO-66(Hf)\u4ee5\u53caUiO-66(Hf)\u7684\u6001\u5bc6\u5ea6<\/p>\n

\uff08c\uff09CO2<\/sub>\u8f6c\u5316\u4e3aCH3<\/sub>OH\u7684\u81ea\u7531\u80fd\u66f2\u7ebf<\/p>\n

\u4e94\u3001\u3010\u603b\u7ed3\u3011<\/p>\n

\u603b\u4e4b\uff0c\u672c\u6587\u4f5c\u8005\u63d0\u51fa\u4e86\u4e00\u79cd\u5229\u7528\u53ef\u518d\u751f\u9ad8\u80fd\u8f90\u5c04\u5c06\u4e8c\u6c27\u5316\u78b3\u8f6c\u5316\u4e3a\u9ad8\u9644\u52a0\u503c\u5316\u5b66\u54c1\u7684\u53ef\u884c\u7b56\u7565\uff0c\u4ece\u800c\u5c06\u53ef\u518d\u751f\u80fd\u6e90\uff08\u592a\u9633\u80fd\u3001\u98ce\u80fd\uff09\u548c\u6838\u80fd\u50a8\u5b58\u4e3a\u5316\u5b66\u80fd\u3002\u4f5c\u8005\u7684\u7814\u7a76\u8868\u660e\uff0c\u5d4c\u5165UiO-66(Hf)\u7684\u53cc\u91d1\u5c5e\u4f4d\u70b9\u7684\u539f\u5b50\u8bbe\u8ba1\u5bf9\u8be5\u6218\u7565\u7684\u6709\u6548\u6027\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5d4c\u5165\u5728\u91d1\u5c5e\u6709\u673a\u6846\u67b6\u4e2d\u7684\u539f\u5b50CuNi\u53cc\u91d1\u5c5e\u4f4d\u70b9\u80fd\u591f\u5728\u591a\u4e2a\u8f90\u7167\u5faa\u73af\u4e2d\u5b9e\u73b098%\u7684CH3<\/sub>OH\u7684\u9ad8\u6548\u9009\u62e9\u6027\u3002\u4f7f\u7528\u5b9e\u7528\u7684\u7535\u5b50\u675f\u8f90\u7167\uff08200 keV\uff1b40 kGy min\u22121<\/sup>\uff09\u548c\u7ecf\u6d4e\u5b9e\u60e0\u7684\u7f9f\u57fa\u81ea\u7531\u57fa\u6355\u6349\u5242\u53ef\u4ee5\u5b9e\u73b00.27 mmol g\u22121 <\/sup>min\u22121<\/sup>\u7684CH3<\/sub>OH\u7684\u4ea7\u91cf\u3002\u672c\u7814\u7a76\u4e3a\u89e3\u51b3\u4e8c\u6c27\u5316\u78b3\u6392\u653e\u548c\u50a8\u80fd\u63d0\u4f9b\u4e86\u5b9e\u7528\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u540c\u65f6\u4e5f\u63d0\u4f9b\u4e86\u5bf9\u754c\u9762\u4e8c\u6c27\u5316\u78b3\u7684\u52a8\u6001\u548c\u539f\u5b50\u6c34\u5e73\u7684\u89c1\u89e3\u3002<\/p>\n

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

Selective CO2<\/sub> reduction to CH3<\/sub>OH over atomic dual-metal sites embedded in a metal-organic framework with high-energy radiation. Nat. Commun. DOI: 10.1038\/s41467-023-40418-3.<\/em><\/p>\n

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