{"id":103716,"date":"2017-09-29T06:30:58","date_gmt":"2017-09-28T22:30:58","guid":{"rendered":"\/\/m.iemloyee.com\/?p=103716"},"modified":"2017-10-20T16:22:39","modified_gmt":"2017-10-20T08:22:39","slug":"%e5%8e%a6%e9%97%a8%e5%a4%a7%e5%ad%a6%e9%83%91%e5%8d%97%e5%b3%b0%e8%af%be%e9%a2%98%e7%bb%84%ef%bc%9a%e9%87%91%e5%b1%9e%e7%ba%b3%e7%b1%b3%e5%9b%a2%e7%b0%87%e5%8f%96%e5%be%97%e9%87%8d%e8%a6%81%e8%bf%9b","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=103716","title":{"rendered":"\u53a6\u95e8\u5927\u5b66\u90d1\u5357\u5cf0\u8bfe\u9898\u7ec4\uff1a\u91d1\u5c5e\u7eb3\u7c73\u56e2\u7c07\u53d6\u5f97\u91cd\u8981\u8fdb\u5c55"},"content":{"rendered":"
\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u90d1\u5357\u5cf0\u6559\u6388\u8bfe\u9898\u7ec4\u548c\u5f20\u6587\u537f\u6559\u6388(iChEM\u7814\u7a76\u6559\u6388)\u5728\u5229\u7528\u5927\u4f4d\u963b\u786b\u9187\u8c03\u63a7\u91d1\u5c5e\u7eb3\u7c73\u56e2\u7c07\u7684\u8868\u9762\u53cd\u5e94\u6027\u65b9\u9762\u7684\u7814\u7a76\u53d6\u5f97\u91cd\u8981\u8fdb\u5c55\uff0c\u76f8\u5173\u6210\u679c\u4ee5\u201cBulky Surface Ligands Promote Surface Reactivities of [Ag141<\/sub>X12<\/sub>(S-Adm)40<\/sub>]3+<\/sup>(X = Cl, Br, I) Nanoclusters: Models for Multiple-Twinned Nanoparticles\u201d\u4e3a\u9898\uff0c\u53d1\u8868\u5728\u7f8e\u56fd\u5316\u5b66\u4f1a\u5fd7(J. Am. Chem. Soc.,<\/i><\/em>2017,DOI:10.1021\/jacs.7b07926)\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe1 UV-Vis\u5149\u8c31\u53caESI-MS\u5149\u8c31<\/strong><\/p>\n \uff08a\uff09CH2<\/sub>Cl2<\/sub>\u7684UV-Vis\u5149\u8c31 \u56fe2 \u603b\u4f53\u7ed3\u6784<\/strong><\/p>\n \u5927\u7ea6\u6cbf\u7740\u4e94\u91cd\uff08a\uff09\u548c\u53cc\u91cd\uff08b\uff09\u5bf9\u79f0\u8f74\u89c2\u5bdf[Ag141<\/sub>Br12<\/sub>\uff08S-Adm\uff0940<\/sub>] 3+<\/sup>\uff08\u7531X\u5c04\u7ebf\u6676\u4f53\u5b66\u8868\u5f81\uff09\u7684\u603b\u4f53\u7ed3\u6784<\/p>\n \u3010\u7814\u7a76\u5185\u5bb9\u3011<\/strong><\/p>\n \u8868\u9762\u914d\u4f53\u5728\u63a7\u5236\u91d1\u5c5e\u7eb3\u7c73\u9897\u7c92\u7684\u5c3a\u5bf8\u3001\u5f62\u72b6\u4ee5\u53ca\u8868\u9762\u53cd\u5e94\u6027\u65b9\u9762\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\u3002\u4f46\u7531\u4e8e\u7f3a\u4e4f\u8868\u5f81\u7eb3\u7c73\u9897\u7c92\u8868\u9762\u914d\u4f53\u914d\u4f4d\u7684\u6709\u6548\u624b\u6bb5\uff0c\u8868\u9762\u914d\u4f53\u5982\u4f55\u8c03\u63a7\u91d1\u5c5e\u7eb3\u7c73\u9897\u7c92\u7684\u5f62\u8c8c\u5408\u6210\u548c\u6027\u8d28\u4e00\u76f4\u662f\u7eb3\u7c73\u6750\u6599\u9886\u57df\u7684\u4e00\u4e2a\u6311\u6218\u3002\u5728\u8be5\u9879\u7814\u7a76\u4e2d\uff0c\u90d1\u5357\u5cf0\u6559\u6388\u8bfe\u9898\u7ec4\u5229\u7528\u5927\u4f4d\u963b\u786b\u9187(1-\u91d1\u521a\u70f7\u786b\u9187)\u4f5c\u4e3a\u8868\u9762\u4fdd\u62a4\u914d\u4f53\uff0c\u5728\u6eb6\u6db2\u4e2d\u5b58\u5728\u5927\u91cf\u5364\u7d20\u79bb\u5b50\u7684\u6761\u4ef6\u4e0b\uff0c\u5408\u6210\u51fa\u5177\u6709\u9ad8\u8868\u9762\u53cd\u5e94\u6027\u7684Ag141<\/sub>\u7eb3\u7c73\u56e2\u7c07\u3002X-\u5c04\u7ebf\u5355\u6676\u7ed3\u6784\u5206\u6790\u8868\u660e\uff0c[Ag141<\/sub>X12<\/sub>(S-Adm)40<\/sub>]3+ <\/sup>(X = Cl, Br, I)\u662f\u7531\u4e00\u4e2a\u62c9\u957f\u7684Ag71<\/sub>\u91d1\u5c5e\u5185\u6838\u548c\u4e00\u4e2a\u6876\u72b6\u7684Ag70<\/sub>X12<\/sub>(S-Adm)40<\/sub>\u8868\u9762\u4fdd\u62a4\u5c42\u7ec4\u6210\u3002Ag71<\/sub>\u53ef\u89c6\u4e3a\u9762\u5411\u7acb\u65b9\u91d1\u5c5e\u591a\u91cd\u5b6a\u6676\u7eb3\u7c73\u9897\u7c92\u7684\u7ed3\u6784\u7f29\u5f71\uff0c\u753120\u4e2aAg10<\/sub>\u56db\u9762\u4f53\u4ea4\u9519\u8fde\u63a5\u800c\u6210\uff0c\u8868\u9762\u5b58\u572810\u4e2a\u7565\u6709\u5185\u51f9\u7684\u8774\u8776\u72b6\u201c\u7f3a\u9677\u201d\uff0c\u4e3a\u591a\u91cd\u5b6a\u6676\u7eb3\u7c73\u9897\u7c92\u63d0\u4f9b\u4e86\u4e00\u4e2a\u91cd\u8981\u7684\u5206\u5b50\u7ed3\u6784\u6a21\u578b\u3002\u66f4\u4e3a\u91cd\u8981\u7684\u662f\uff0c1-\u91d1\u521a\u70f7\u786b\u9187\u5927\u7684\u7a7a\u95f4\u4f4d\u963b\u964d\u4f4e\u4e86\u786b\u9187\u5728\u7eb3\u7c73\u56e2\u7c07\u8868\u9762\u7684\u8986\u76d6\u5ea6\uff0c\u4f7f\u56e2\u7c07\u4e2d\u90e8\u8868\u9762\u5b58\u5728\u4e0d\u5c11\u504f\u957f\u7684Ag-S\u952e\uff0c\u524a\u5f31\u4e86\u90e8\u5206\u8868\u9762\u786b\u9187\u5728\u7eb3\u7c73\u56e2\u7c07\u4e0a\u7684\u7ed3\u5408\u80fd\u529b\u3002\u5728\u914d\u4f53\u4ea4\u6362\u53cd\u5e94\u4e2d\uff0c\u8fd9\u4e9b\u7ed3\u5408\u76f8\u5bf9\u8f83\u5f31\u7684\u5927\u4f4d\u963b\u786b\u9187\u5f88\u5bb9\u6613\u88ab\u82ef\u4e59\u7094\u6216\u5176\u5b83\u786b\u9187\u53d6\u4ee3\u3002\u901a\u8fc7\u4e0e\u6c34\u6eb6\u6027\u786b\u9187\u8fdb\u884c\u914d\u4f53\u4ea4\u6362\uff0c\u8fd9\u4e9b\u7ed3\u6784\u786e\u5b9a\u7684\u94f6\u7eb3\u7c73\u56e2\u7c07\u5f88\u5bb9\u6613\u53d8\u4e3a\u6c34\u6eb6\u6027\uff0c\u4e3a\u5b83\u4eec\u7684\u751f\u7269\u5e94\u7528\u63d0\u4f9b\u4e86\u91cd\u8981\u57fa\u7840\u3002\u8be5\u5de5\u4f5c\u4e3a\u4f7f\u7528\u5927\u4f4d\u963b\u914d\u4f53\u63a7\u5236\u5408\u6210\u5177\u6709\u9ad8\u8868\u9762\u53cd\u5e94\u6027\u7684\u91d1\u5c5e\u7eb3\u7c73\u9897\u7c92\u63d0\u4f9b\u4e86\u4e00\u79cd\u91cd\u8981\u7684\u7814\u7a76\u601d\u8def\u3002<\/p>\n \u8be5\u5de5\u4f5c\u5728\u90d1\u5357\u5cf0\u548c\u5f20\u6587\u537f\u6559\u6388\u6307\u5bfc\u4e0b\uff0c\u7531\u53a6\u95e8\u5927\u5b66\u90d1\u5357\u5cf0\u6559\u6388\u8bfe\u9898\u7ec4\u548c\u82ac\u5170\u4e8e\u97e6\u65af\u5c48\u83b1\u5927\u5b66HannuH\u00e4kkinen\u6559\u6388\u8bfe\u9898\u7ec4\u5171\u540c\u5408\u4f5c\u5b8c\u6210\u3002\u5171\u540c\u7b2c\u4e00\u4f5c\u8005\u4e3a\u5316\u9662\u7855\u58eb\u751f\u4efb\u4e3d\u5a77\u548ciChEM\u535a\u58eb\u751f\u8881\u9e4f\uff0c\u82cf\u6d77\u5cf0\u535a\u58eb\u7b49\u53c2\u4e0e\u4e86\u8be5\u5de5\u4f5c\u3002\u7814\u7a76\u5de5\u4f5c\u5f97\u5230\u4e86\u79d1\u6280\u90e8\u548c\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u59d4\u7684\u8d44\u52a9\u3002<\/p>\n \u539f\u6587\u94fe\u63a5\uff1ahttp:\/\/chem.xmu.edu.cn\/show.asp?id=2278<\/a><\/p>\n \u6587\u732e\u94fe\u63a5\uff1aBulky Surface Ligands Promote Surface Reactivities of \uff0c[Ag141<\/sub>X12<\/sub>(S-Adm)40<\/sub>]3+ <\/sup>(X = Cl, Br, I)Nanoclusters: Models for Multiple-Twinned Nanoparticles<\/a>\uff08J. Am. Chem. Soc.,2017,DOI: 10.1021\/jacs.7b07926\uff09<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8Allen\u7f16\u8f91\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n
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\n \uff08b\uff09[Ag141<\/sub>Br12-n<\/sub>Cln<\/sub>\uff08S-Adm\uff0940<\/sub>] 3+<\/sup>\uff08n = 0\uff0c1\uff0c2\uff09\u4ea7\u7269\u7684ESI-MS\u5149\u8c31<\/p>\n
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