{"id":217491,"date":"2021-02-09T06:17:16","date_gmt":"2021-02-08T22:17:16","guid":{"rendered":"\/\/m.iemloyee.com\/?p=217491"},"modified":"2021-03-03T17:35:46","modified_gmt":"2021-03-03T09:35:46","slug":"chem-mater-%e8%b6%85%e7%a8%b3%e5%ae%9a%e7%9a%84%e7%ad%89%e7%a6%bb%e5%ad%90%e4%bd%93%e9%93%9c%e5%9f%ba%e6%a0%b8%e5%a3%b3%e7%ba%b3%e7%b1%b3%e7%b2%92%e5%ad%90%ef%bc%88%e5%b7%b2%e6%a0%a1%e7%a8%bf","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=217491","title":{"rendered":"Chem. Mater. \u8d85\u7a33\u5b9a\u7684\u7b49\u79bb\u5b50\u4f53\u94dc\u57fa\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u7b49\u79bb\u5b50\u4f53\u91d1\u5c5e\uff08\u4f8b\u5982\u8d35\u91d1\u5c5e\u91d1\uff08Au\uff09\u548c\u94f6\uff08Ag\uff09\uff09\u7eb3\u7c73\u7c92\u5b50\u7531\u4e8e\u5176\u5728\u53ef\u89c1\u5149\u533a\u57df\u5177\u6709\u5c40\u90e8\u8868\u9762\u7b49\u79bb\u5b50\u4f53\u5171\u632f\uff08LSPR\uff09\u6548\u5e94\u800c\u5c55\u73b0\u51fa\u660e\u663e\u63d0\u5347\u7684\u592a\u9633\u80fd\u5229\u7528\u6548\u7387\uff0c\u5df2\u5f15\u8d77\u4e86\u76f8\u5f53\u5927\u7684\u5173\u6ce8\u3002\u8fd1\u5e74\u6765\uff0c\u4f5c\u4e3a\u4e00\u79cd\u4f4e\u6210\u672c\u4e14\u5730\u7403\u5bcc\u542b\u7684\u7b49\u79bb\u5b50\u4f53\u975e\u8d35\u91d1\u5c5e\uff0c\u94dc\uff08Cu\uff09\u7eb3\u7c73\u7c92\u5b50\u7531\u4e8e\u5176\u4ece\u53ef\u89c1\u5149\u5230\u8fd1\u7ea2\u5916\u7684\u5f3a\u800c\u5bbd\u7684\u5438\u6536\u800c\u53d7\u5230\u8d8a\u6765\u8d8a\u591a\u7684\u5173\u6ce8\u3002\u7136\u800c\uff0c\u5728\u5b9e\u9645\u7814\u7a76\u548c\u5e94\u7528\u4e2d\uff0c\u7531\u4e8eCu\u7eb3\u7c73\u7c92\u5b50\u5177\u6709\u8f83\u5dee\u7684\u7a33\u5b9a\u6027\uff0c\u6781\u6613\u6c27\u5316\u548c\u6d78\u51fa\uff0c\u53d1\u5c55\u4e25\u91cd\u53d7\u9650\u3002\u4e8b\u5b9e\u4e0a\uff0cCu\u7eb3\u7c73\u7c92\u5b50\u5177\u6709\u9ad8\u7684\u8868\u9762\u80fd\u548c\u4f4e\u7684\u6807\u51c6\u8fd8\u539f\u7535\u4f4d\uff0c\u4ee5\u81f3\u4e8e\u5728\u7a7a\u6c14\u4e2d\u4fdd\u6301\u5176\u91d1\u5c5e\u7279\u6027\u90fd\u6781\u5176\u56f0\u96be\u3002\u56e0\u6b64\uff0c\u5bfb\u6c42\u65b0\u7684\u6709\u6548\u7b56\u7565\u6765\u63d0\u9ad8Cu\u7eb3\u7c73\u7c92\u5b50\u7684\u7a33\u5b9a\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

\u3010<\/strong>\u7814\u7a76\u8fdb\u5c55\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u52a0\u62ff\u5927\u56fd\u7acb\u79d1\u5b66\u7814\u7a76\u9662\uff08<\/strong>INRS<\/strong>\uff09\u9a6c\u51ac\u73b2\u6559\u6388\u56e2\u961f\u5728Chem. Mater.<\/strong>\u4e0a<\/strong>\u53d1\u8868\u4e86\u4e00\u7bc7\u9898\u76ee\u4e3a\u201cUltrastable Plasmonic Cu-Based Core-Shell Nanoparticles\u201d\u7684\u5c01\u9762\u6587\u7ae0\u3002\u8be5\u7814\u7a76\u901a\u8fc7\u7cbe\u786e\u63a7\u5236\u7535\u5316\u5b66\u7f6e\u6362\u53cd\u5e94\u7684\u6761\u4ef6\uff0c\u5236\u5907\u4e86\u5177\u6709\u8584\u4e14\u5b8c\u6574\u5916\u58f3\u4fdd\u62a4\u7684\u8d85\u7a33\u5b9aCu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u3002\u4e0e\u901a\u5e38\u53ef\u4ee5\u5f15\u5165\u5b54\u6216\u4e2d\u7a7a\u7ed3\u6784\u7684\u7535\u5316\u5b66\u7f6e\u6362\u6cd5\u4e0d\u540c\uff0c\u8be5\u65b9\u6cd5\u4e3a\u5408\u6210\u8986\u76d6\u6709\u8584\u4e14\u5b8c\u5168\u4fdd\u62a4\u58f3\u7684\u94dc\u57fa\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u63d0\u4f9b\u4e86\u6781\u4e3a\u6709\u6548\u548c\u901a\u7528\u7684\u7b56\u7565\u3002\u5373\u4f7f\u5728\u5b58\u5728\u5f3a\u6c27\u5316\u6027\u9178\uff08HNO3<\/sub>\uff09\u7684\u6076\u52a3\u73af\u5883\u4e2d\uff0c\u6240\u5236\u5907\u7684\u5c3a\u5bf8\u5747\u4e00Cu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u4ecd\u80fd\u8868\u73b0\u51fa\u660e\u663e\u589e\u5f3a\u7684\u5316\u5b66\u7a33\u5b9a\u6027\u3002\u901a\u8fc7\u6df1\u5165\u7684\u8868\u5f81\u548c\u5206\u6790\u80fd\u591f\u786e\u5b9a\u4e0e\u5f62\u6210\u7684AuCu\u5408\u91d1\u5c42\u76f8\u6bd4\uff0c\u6700\u5916\u90e8\u7684Au\u5c42\u5728\u5b9e\u73b0\u589e\u5f3a\u7a33\u5b9a\u6027\u65b9\u9762\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002\u6b64\u5916\uff0c\u901a\u8fc7\u5c06\u4e0d\u540c\u6838\u58f3\u5c3a\u5bf8\u7eb3\u7c73\u7c92\u5b50\u7684\u7406\u8bba\u8ba1\u7b97\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u76f8\u5173\u8054\uff0c\u672c\u7814\u7a76\u83b7\u5f97\u4e86\u5bf9\u7b49\u79bb\u5b50\u4f53\u5149\u8c31\u7684\u66f4\u6df1\u5165\u4e86\u89e3\u3002\u901a\u8fc7\u77ac\u6001\u5438\u6536\u5149\u8c31\u5206\u6790\uff0cCu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684\u7b49\u79bb\u6fc0\u5143\u52a8\u529b\u5b66\u548c\u4f20\u70ed\u7cfb\u6570\u5e76\u4e0d\u56e0\u58f3\u5c42\u7684\u5f62\u6210\u800c\u53d7\u5f71\u54cd\u3002\u4e3a\u4e86\u9a8c\u8bc1\u6b64\u7ed3\u679c\uff0c\u8bfe\u9898\u7ec4\u5c06\u8fd9\u4e9bCu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u5e94\u7528\u4e8e\u592a\u9633\u80fd\u6c34\u84b8\u53d1\u6d4b\u8bd5\uff0c\u53d1\u73b0\u8fd9\u4e9b\u7c92\u5b50\u5c55\u73b0\u51fa\u9ad8\u7684\u5149\u70ed\u6548\u7387\u548c\u5316\u5b66\u7a33\u5b9a\u6027\u3002<\/p>\n

\u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u56fe1<\/strong> Cu-Au<\/strong>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684<\/strong>\u7ed3\u6784\u8868\u5f81\u53ca\u7a33\u5b9a\u6027\u6d4b\u8bd5<\/strong><\/p>\n

\"\"<\/p>\n

(a) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684TEM\u56fe\uff1b<\/p>\n

(b) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684\u9ad8\u5206\u8fa8\u7387TEM\u56fe\uff1b<\/p>\n

(c) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684XRD\u56fe\u8c31\uff1b<\/p>\n

(d) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684HAADF-STEM\u56fe\uff1b<\/p>\n

(e) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684EDS\u5143\u7d20\u5206\u5e03\u56fe\uff1b<\/p>\n

(f) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7ecfHNO3<\/sub>\u523b\u8680\u524d\u540e\u7684EDS\u56fe\u8c31\uff1b<\/p>\n

(g) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7ecfHNO3<\/sub>\u523b\u8680\u540e\u7684TEM\u56fe\uff1b<\/p>\n

(h) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7ecfHNO3<\/sub>\u523b\u8680\u540e\u7684EDS\u5143\u7d20\u5206\u5e03\u56fe\uff1b<\/p>\n

(i) Cu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u5728\u4e0d\u540c\u65f6\u95f4\u95f4\u9694\u4e0b\u52a0\u70ed\u6c27\u5316\u5904\u7406\u7684UV-Vis\u5149\u8c31\u3002<\/p>\n

\u56fe2 Cu-Au<\/strong>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684<\/strong>\u5236\u5907\u8fc7\u7a0b\u793a\u610f\u56fe<\/strong><\/p>\n

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

\u56fe3 Cu-Au<\/strong>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684\u5149\u8c31\u8868\u5f81\u53ca\u7406\u8bba\u8ba1\u7b97<\/strong><\/p>\n

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

(a) Cu\u548c\u4e0d\u540c\u6295\u6599\u6bd4\u6240\u5f62\u6210\u7684Cu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684UV-Vis\u5438\u6536\u5149\u8c31\uff1b<\/p>\n

(b) Cu\u548c\u4e0d\u540c\u6295\u6599\u6bd4\u6240\u5f62\u6210\u7684Cu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684\u7406\u8bba\u5438\u6536\u5149\u8c31\uff1b<\/p>\n

(c) Cu\u548c\u4e0d\u540c\u6295\u6599\u6bd4\u6240\u5f62\u6210\u7684Cu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684\u77ac\u6001\u5438\u6536\u5149\u8c31\uff1b<\/p>\n

(d) Cu\u548c\u4e0d\u540c\u6295\u6599\u6bd4\u6240\u5f62\u6210\u7684Cu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684\u77ac\u6001\u5438\u6536\u52a8\u529b\u5b66\u66f2\u7ebf\u3002<\/p>\n

\u56fe4 Cu-Au<\/strong>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u7684\u592a\u9633\u80fd\u6c34\u84b8\u53d1\u6027\u80fd<\/strong><\/p>\n

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

(a) \u84b8\u53d1\u8fc7\u7a0b\u4e2d\u4e0d\u540c\u6837\u54c1\u7684\u8868\u9762\u6e29\u5ea6\u66f2\u7ebf\uff1b<\/p>\n

(b) \u84b8\u53d1\u7cfb\u7edf\u7684\u8d28\u91cf\u635f\u5931\u66f2\u7ebf\uff1b<\/p>\n

(c) \u4e0d\u540c\u6837\u54c1\u7684\u80fd\u91cf\u6548\u7387\u53ca\u84b8\u6c7d\u4ea7\u751f\u901f\u7387\uff1b<\/p>\n

(d) Cu\u548cCu2.5<\/sub>Au1<\/sub>\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u5728\u9971\u548c\u4e8c\u6c27\u5316\u78b3\u6c34\u6eb6\u6db2\u4e2d\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u603b\u4e4b\uff0c\u672c\u6587\u4ee5\u53d7\u63a7\u7684\u65b9\u5f0f\u5408\u6210\u4e86\u7a33\u5b9a\u4e14\u8010HNO3<\/sub>\u7684\u7b49\u79bb\u6fc0\u5b50\u4f53Cu\u57fa\u7eb3\u7c73\u7c92\u5b50\u3002\u5176\u4e2d\uff0c\u6240\u5f62\u6210\u7684\u5b8c\u6574Au\u5916\u58f3\u5bf9\u4e8e\u663e\u8457\u589e\u5f3aCu\u57fa\u7eb3\u7c73\u7c92\u5b50\u7684\u5316\u5b66\u7a33\u5b9a\u6027\u8d77\u7740\u51b3\u5b9a\u6027\u4f5c\u7528\u3002\u53e6\u5916\uff0c\u4e0e\u7eafAu\u7eb3\u7c73\u7c92\u5b50\u76f8\u6bd4\uff0c\u7b49\u79bb\u5b50\u4f53Cu-Au\u6838\u58f3\u7eb3\u7c73\u7c92\u5b50\u4e0d\u4ec5\u5177\u6709\u6210\u672c\u6548\u76ca\uff0c\u800c\u4e14\u7531\u4e8e\u5176\u5bbd\u7684\u5149\u5438\u6536\uff0c\u5728\u592a\u9633\u80fd\u6c34\u84b8\u53d1\u4e2d\u5177\u6709\u66f4\u9ad8\u7684\u5149\u70ed\u8f6c\u5316\u6027\u80fd\u3002\u8fd9\u9879\u5de5\u4f5c\u4e3a\u8bbe\u8ba1\u548c\u5408\u6210\u5177\u6709\u8bb8\u591a\u6f5c\u5728\u5e94\u7528\u7684\u8d85\u7a33\u5b9aCu\u57fa\u7eb3\u7c73\u6750\u6599\u63d0\u4f9b\u4e86\u4e00\u79cd\u901a\u7528\u7b56\u7565\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Ultrastable Plasmonic Cu-Based Core\u2013Shell Nanoparticles https:\/\/pubs.acs.org\/doi\/10.1021\/acs.chemmater.0c04059\u00a0<\/a>2021, Chem. Mater. DOI: 10.1021\/acs.chemmater.0c04059.<\/p>\n

\u4e00\u4f5c\u7b80\u4ecb<\/strong><\/p>\n

\u738b\u52c7\uff1a\u52a0\u62ff\u5927\u56fd\u7acb\u79d1\u5b66\u7814\u7a76\u9662\u5728\u8bfb\u535a\u58eb\u7814\u7a76\u751f\u3002\u76ee\u524d\u7814\u7a76\u9886\u57df\u4e3a\u7b49\u79bb\u5b50\u4f53\u7eb3\u7c73\u6750\u6599\u7684\u5236\u5907\u53ca\u5176\u5728\u592a\u9633\u80fd\u8f6c\u5316\u53ca\u5149\u50ac\u5316\u65b9\u9762\u7684\u7814\u7a76\u3002\u5728<\/strong>Chem. Mater.<\/strong>\uff0c<\/strong> J. Mater. Chem. A<\/strong>\uff0c<\/strong> ACS Appl. Mater. Interfaces<\/strong>\uff0c<\/strong> Nanoscale<\/strong>\uff0c<\/strong> Nat. Commun.<\/strong>\uff0c<\/strong> Catal. Sci. Technol.<\/strong>\uff0c<\/strong> Int. J. Hydrogen Energy<\/strong>\u7b49\u56fd\u9645\u5b66\u672f\u671f\u520a\u4e0a\u53d1\u8868<\/strong>10<\/strong>\u4f59\u7bc7\u5b66\u672f\u8bba\u6587\u3002<\/strong><\/p>\n

\u5bfc\u5e08\u7b80\u4ecb<\/strong>\uff1a<\/strong><\/p>\n

\u9a6c\u51ac\u73b2\u6559\u6388\uff1a\u52a0\u62ff\u5927\u9996\u5e2d\u79d1\u5b66\u5bb6\uff0c\u52a0\u62ff\u5927\u56fd\u7acb\u79d1\u5b66\u7814\u7a76\u9662\u7ec8\u8eab\u6559\u6388\u3002\u9886\u5bfc\u56e2\u961f\u4ece\u4e8b\u7eb3\u7c73\u6750\u6599\u7684\u5408\u6210\uff0c\u6027\u80fd\u53ca\u5176\u5728\u80fd\u6e90\uff0c\u73af\u5883\uff0c\u5149\u50ac\u5316\u548c\u751f\u7269\u533b\u5b66\u65b9\u9762\u5e94\u7528\u7684\u7814\u7a76\uff0c\u5728\u56fd\u9645\u8457\u540d\u671f\u520aJ. Am. Chem. Soc.\uff0c ACS Nano\uff0c Nat. Commun.\uff0c Energy Environ. Sci.\uff0c Chem. Soc. Rev.\uff0c Adv. Mater.\uff0c Adv. Funct. Mater.\u7b49\u53d1\u8868\u5b66\u672f\u8bba\u6587150\u4f59\u7bc7\u3002\u9a6c\u51ac\u73b2\u6559\u6388\u662fACS Energy Lett.\uff0c ACS Appl. Nano Mater.\uff0c Sci. Rep.\u7b49\u6742\u5fd7\u7684\uff08\u987e\u95ee\uff09\u7f16\u59d4\u3002<\/p>\n

\u7814\u7a76\u5c0f\u7ec4\u4e3b\u9875\uff1ahttps:\/\/inrs.ca\/en\/research\/professors\/dongling-ma\/<\/p>\n","protected":false},"excerpt":{"rendered":"

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