{"id":22590,"date":"2015-10-27T00:19:58","date_gmt":"2015-10-26T16:19:58","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=22590"},"modified":"2019-06-17T09:30:28","modified_gmt":"2019-06-17T01:30:28","slug":"%e3%80%90%e6%9d%90%e6%96%99%e7%a7%91%e6%8a%80%e3%80%91%e5%83%8f%e9%87%91%e4%b8%80%e6%a8%a3%e7%9a%84%e9%8a%80%e7%b2%92%e5%ad%90","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=22590","title":{"rendered":"\u3010\u6750\u6599\u79d1\u6280\u3011\u50cf\u91d1\u4e00\u6a23\u7684\u9280\u7c92\u5b50"},"content":{"rendered":"

\u25a0\u79d1\u5b78\u5bb6\u767c\u73fe\u9280\u7684\u5948\u7c73\u7c07(nanocluster)\u8ddf\u91d1\u5948\u7c73\u7c07\u7684\u5149\u5b78\u6027\u8cea\u53ca\u6676\u9ad4\u7d50\u69cb\u76f8\u5dee\u7121\u5e7e\u3002\u9023\u53c3\u8207\u9019\u9805\u7814\u7a76\u7684\u4eba\u90fd\u4ee5\u70ba\u81ea\u5df1\u932f\u62ff\u6210\u91d1\uff0c\u6c92\u60f3\u5230\u7adf\u7136\u662f\u9280\uff01<\/strong><\/span><\/p>\n

\"Credit:<\/a>
Credit: Osman Bakr, KAUST<\/figcaption><\/figure>\n

\u64b0\u6587\uff5c<\/strong>\u65b9\u7a0b\u6bc5<\/p>\n

\u4eba\u985e\u81ea\u53e4\u4ee5\u4f86\u5984\u60f3\u9ede\u77f3\u6210\u91d1\uff0c\u96d6\u7136\u88ab\u5316\u5b78\u5bb6\u8b49\u660e\u9019\u500b\u9858\u671b\u4e0d\u53ef\u80fd\u5be6\u73fe\uff0c\u4f46\u73fe\u5728\u537b\u6709\u4eba\u80fd\u300c\u9ede\u9280\u6210\u91d1\u300d\u3002\u4f86\u81ea\u6c99\u70cf\u5730\u963f\u62c9\u4f2f\u963f\u535c\u675c\u62c9\u570b\u738b\u79d1\u6280\u5927\u5b78(King Abdullah University of Science and Technology (KAUST))\u7684\u7814\u7a76\u5718\u968a\u6700\u8fd1\u767c\u73fe\u9280\u5948\u7c73\u7c07\u7684\u5149\u5b78\u6027\u8cea\u3001\u96fb\u5b50\u7d44\u614b\u53ca\u6676\u9ad4\u7d50\u69cb\u5e7e\u4e4e\u8207\u91d1\u4e00\u6a21\u4e00\u6a23\uff0c\u76f8\u7576\u4e0d\u53ef\u601d\u8b70\u3002<\/p>\n

\u5177\u6709\u91d1\u6027\u8cea\u7684\u9280\u5948\u7c73\u5718\u7c07\u70ba [Ag25<\/sub>(SPhMe2<\/sub>)18<\/sub>]-<\/sup>\uff0c\u7e3d\u5171\u670925\u500b\u9280\u539f\u5b50\uff0c\u5916\u570d\u5305\u8986\u4e00\u4e9b\u6709\u6a5f\u7269SPhMe2 <\/sub>\uff0c2,4-\u4e8c\u7532\u57fa\u82ef\u786b\u915a (2,4-dimethylbenzenethiol)\uff0c\u9019\u4e9b\u6709\u6a5f\u7269\u53eb\u505a\u914d\u9ad4 (ligand)\uff0c\u5b83\u5011\u80fd\u8ddf\u4e2d\u5fc3\u91d1\u5c6c\u539f\u5b50\u5f62\u6210\u9375\u7d50\uff0c\u9032\u800c\u7a69\u5b9a\u6574\u500b\u7d50\u69cb\u3002\u81f3\u65bc\u70ba\u4ec0\u9ebc\u8aaa[Ag25<\/sub>(SPhMe2<\/sub>)18<\/sub>]-<\/sup> \u50cf\u91d1\u4e00\u6a23\uff0c\u662f\u56e0\u70ba\u6709\u53e6\u4e00\u500b\u76f8\u5c0d\u61c9\u7684\u91d1\u5948\u7c73\u7c07[Au25<\/sub>(SPhMe2<\/sub>)18<\/sub>]- <\/sup>\uff0c\u5169\u8005\u90fd\u4ee5\u8ca0\u4e00\u50f9\u5b58\u5728\u4e14\u6027\u8cea\u6975\u70ba\u985e\u4f3c\u3002\u4e00\u822c\u4f86\u8aaa\u9280\u5948\u7c73\u7c07\u90fd\u662f\u7d05\u8272\u6216\u68d5\u8272\uff0c\u4f46\u795e\u5947\u7684\u662f[Ag25<\/sub>(SPhMe2<\/sub>)18<\/sub>]- <\/sup>\u8ddf[Au25<\/sub>(SPhMe2<\/sub>)18<\/sub>]-  <\/sup>\u7684\u5438\u6536\u5149\u8b5c\u5e7e\u4e4e\u4e00\u6a23\uff0c\u984f\u8272\u90fd\u5448\u73fe\u9ec3\u8272\uff0c\u800c\u9ec3\u8272\u70ba\u5927\u90e8\u5206\u91d1\u5948\u7c73\u7c07\u5448\u73fe\u7684\u984f\u8272\uff0c\u6240\u4ee5\u624d\u6703\u8aaa\u9019\u662f\u500b\u5177\u91d1\u7279\u6027\u7684\u9280\u7c92\u5b50\uff0c\u9019\u9805\u7814\u7a76\u88ab\u767c\u8868\u5728\u300a\u7f8e\u570b\u5316\u5b78\u5b78\u6703\u671f\u520a\u300b\u3002(Journal of the American Chemical Society<\/em>, JACS)\uff0c\u540c\u6642\u4e5f\u7372\u5f97\u300aPhys.org\u300b\u5831\u5c0e\uff0c\u800c\u4e14\u9019\u7bc7\u8ad6\u6587\u7684\u6a19\u984c\u9084\u4e0b\u5f97\u6070\u5230\u597d\u8655\uff1aThe \u201cGolden\u201d Silver Nanoparticle\u3002<\/p>\n

\"0003\"<\/a><\/p>\n

\u8981\u4e86\u89e3\u70ba\u4ec0\u9ebc\u6703\u6709\u9019\u500b\u73fe\u8c61\uff0c\u5fc5\u9808\u5148\u4e86\u89e3\u4e00\u500b\u6982\u5ff5\uff1a\u8d85\u539f\u5b50(superatom)\u3002\u8d85\u539f\u5b50\u7c21\u55ae\u4f86\u8aaa\u5c31\u662f\u657810\u500b\u5230\u4e0a\u767e\u500b\u539f\u5b50\u5f62\u6210\u4e00\u500b\u96c6\u5718\uff0c\u9019\u500b\u5718\u7c07\u6703\u50cf\u4e00\u500b\u8d85\u5927\u7684\u539f\u5b50\uff0c\u5177\u6709\u7279\u6b8a\u6027\u8cea\u53ca\u96fb\u5b50\u7d44\u614b\uff0c\u5448\u73fe\u7684\u984f\u8272\u8ddf\u7d44\u6210\u65b9\u5f0f\u5df2\u7d93\u8ddf\u539f\u672c\u539f\u5b50\u5927\u4e0d\u76f8\u540c\u3002\u4f46\u9019\u4e9b\u5718\u7c07\u4e26\u4e0d\u662f\u4efb\u610f\u500b\u6578\u90fd\u53ef\u4ee5\u7d44\u6210\uff0c\u800c\u662f\u6709\u56fa\u5b9a\u6578\u76ee\uff0c\u4f8b\u5982\u92c1\u5c31\u559c\u6b61\u4ee5 Al7<\/sub>\u3001Al13<\/sub>\u3001Al14<\/sub>\u5b58\u5728\u3002\u56e0\u70ba\u8d85\u539f\u5b50\u5df2\u7d93\u4e0d\u5177\u6709\u672c\u8eab\u6027\u8cea\uff0c\u800c\u662f\u50cf\u4e00\u500b\u65b0\u7684\u539f\u5b50\u4e00\u6a23\uff0c\u6240\u4ee5\u6709\u81ea\u5df1\u7684\u96fb\u5b50\u7d44\u614b\u53ca\u50f9\u6578\uff0c\u4f8b\u5982\uff1aAl13<\/sub>\u559c\u6b61\u4ee5Al13<\/sub>\u2013 <\/sup>\u5b58\u5728\uff0c\u6027\u8cea\u8ddf\u9e75\u7d20\u65cf\u985e\u4f3c\uff0c\u53ef\u4ee5\u60f3\u50cf\u6210\u4e00\u500b\u8d85\u5927\u9e75\u7d20\u539f\u5b50\u3002\u800c\u8d85\u539f\u5b50\u81ea\u5df1\u7684\u96fb\u5b50\u7d44\u614b\u4e5f\u7565\u6709\u4e0d\u540c\uff0c\u901a\u5e38\u8d85\u539f\u5b50\u7684\u96fb\u5b50\u7d44\u614b\u53ea\u8a08\u7b97\u6bcf\u500b\u539f\u5b50\u7684\u50f9\u96fb\u5b50\uff0c\u800c\u975e\u8003\u616e\u6240\u6709\u96fb\u5b50\uff0c\u4f8b\u5982\uff1a\u4e00\u500b\u92c1\u6709\u4e09\u500b\u50f9\u96fb\u5b50(Al3+<\/sup>)\uff0c\u6240\u4ee5Al13<\/sup>\u4e00\u5171\u670939\u500b\u50f9\u96fb\u5b50\uff0c\u9019\u4e9b\u50f9\u96fb\u5b50\u5f62\u6210\u7684\u96fb\u5b50\u7d44\u614b\u70ba1s2<\/sup> 1p6<\/sup> 1d10<\/sup> 2s2<\/sup> 1f14<\/sup> 2p5<\/sup> (\u6240\u4ee5Al13<\/sup>\u559c\u6b61\u4ee5\u8ca0\u4e00\u50f9\u5b58\u5728\uff0c\u4ee5\u5f62\u62102p6 <\/sup>)\u3002<\/p>\n

\u63a5\u8457\u6211\u5011\u56de\u5230\u9019\u500b\u7814\u7a76\u6240\u63d0\u53ca\u7684\u91d1\u8ddf\u9280\u3002 [Ag25<\/sub>(SPhMe2<\/sub>)18<\/sub>]- <\/sup>\u8ddf [Au25<\/sub>(SPhMe2<\/sub>)18<\/sub>]- <\/sup>\u9019\u5169\u500b\u8d85\u539f\u5b50\u90fd\u542b\u670925\u500b\u4e2d\u5fc3\u539f\u5b50\u3001\u914d\u9ad4\u76f8\u540c\u3001\u96fb\u5b50\u7d44\u614b\u76f8\u540c\u3001\u50f9\u6578\u4e5f\u76f8\u540c\uff0c\u6700\u795e\u5947\u7684\u662f\u5b83\u5011\u539f\u5b50\u6392\u5217\u65b9\u5f0f(\u6676\u9ad4\u7d50\u69cb)\u4e5f\u76f8\u540c\uff0c\u7814\u7a76\u4eba\u54e1\u5229\u7528X-\u5149\u7e5e\u5c04\u6280\u8853(X-ray diffraction)\u9451\u5b9a\uff0c\u767c\u73fe\u91d1\u8ddf\u9280\u7684\u901925\u9846\u539f\u5b50\u5728\u4e09\u7dad\u7a7a\u9593\u4f54\u64da\u7684\u76f8\u5c0d\u4f4d\u7f6e\u90fd\u76f8\u540c\uff0c\u9019\u4e5f\u5c31\u662f\u70ba\u4ec0\u9ebc\u9019\u5169\u500b\u8d85\u539f\u5b50\u5e7e\u4e4e\u5448\u73fe\u4e00\u6a21\u4e00\u6a23\u7684\u6027\u8cea\uff0c\u9023\u984f\u8272\u90fd\u975e\u5e38\u63a5\u8fd1\u3002\u5176\u5be6\u91d1\u8ddf\u9280\u9084\u6709\u8a31\u591a\u8d85\u539f\u5b50\uff0c\u5e38\u898b\u7684\u9084\u6709Ag44<\/sub>\uff0cAg32<\/sub>\uff0c Ag29<\/sub>\uff0cAg21<\/sub>\uff0cAg16<\/sub>\u53caAg14<\/sub>\uff1b\u800c\u91d1\u559c\u6b61\u4ee5Au38<\/sub>\uff0c Au102<\/sub>\u53ca Au133<\/sub>\u5b58\u5728\u3002\u4f46\u5c31\u9019\u9ebc\u525b\u597d25\u9846\u539f\u5b50\u52a0\u4e0aSPhMe2<\/sub>\u9019\u7a2e\u914d\u9ad4\u6240\u5f62\u6210\u7684\u67b6\u69cb\u5982\u6b64\u63a5\u8fd1\u3002<\/p>\n

\u4e3b\u6301\u9019\u9805\u7814\u7a76\u8a08\u756b\u7684Osman Bakr\u6559\u6388\u8868\u793a\uff1a\u300c\u5c31\u67d0\u7a2e\u7a0b\u5ea6\u4e0a\u4f86\u8aaa\u9019\u50cf\u7149\u91d1\u8853\uff0c\u4f46\u6211\u5011\u7a31\u5b83\u53eb\u5948\u7c73\u7149\u91d1\u8853\u3002\u300d\u300c\u7576\u6211\u5011\u4e00\u958b\u59cb\u770b\u5230\u5206\u6790\u5149\u8b5c\u7684\u6642\u5019\uff0c\u6211\u5011\u8a8d\u70ba\u6211\u5011\u4e0d\u5c0f\u5fc3\u8aa4\u62ff\u5230\u91d1\u7684\u5408\u6210\u539f\u6599\uff0c\u4ee5\u81f3\u65bc\u5408\u6210\u91d1\u7684\u5948\u7c73\u7c07\u3002\u4f46\u6211\u5011\u518d\u4e09\u9a57\u8b49\u4e26\u91cd\u8907\u5be6\u9a57\u767c\u73fe\u90a3\u771f\u7684\u662f\u9280\uff0c\u800c\u4e14\u6027\u8cea\u8ddf\u91d1\u975e\u5e38\u63a5\u8fd1\u3002\u5c0d\u6211\u5011\u4f86\u8aaa\u6700\u9a5a\u8a1d\u7684\u4e0d\u662f\u984f\u8272\u76f8\u8fd1\uff0c\u800c\u662f\u6676\u9ad4\u7d50\u69cb\u90fd\u5982\u6b64\u985e\u4f3c\u3002\u300d<\/p>\n

\u96d6\u7136\u8aaa\u9019\u662f\u300c\u91d1\u4e00\u822c\u7684\u9280\u300d\u4f46\u91d1\u8ddf\u9280\u672c\u8cea\u4e0a\u9084\u662f\u6709\u8a31\u591a\u5dee\u7570\uff0c\u91d1\u672c\u8eab\u662f\u4e00\u500b\u975e\u5e38\u597d\u7684\u89f8\u5a92\u6750\u6599\uff0c\u5c0d\u751f\u7269\u9ad4\u4e5f\u6bd4\u8f03\u7121\u5bb3\uff0c\u6240\u4ee5\u5e38\u7528\u65bc\u751f\u7269\u91ab\u85e5\uff1a\u4f46\u9280\u5c31\u5177\u6709\u7d30\u80de\u6bd2\u6027\uff0c\u56e0\u6b64\u5e38\u4f5c\u70ba\u6297\u83cc\u8868\u9762\u3002\u5728\u9019\u500b\u7814\u7a76\u88ab\u767c\u8868\u524d\uff0c\u7531\u65bc\u91d1\u8ddf\u9280\u5169\u8005\u5dee\u7570\u6975\u5927\uff0c\u666e\u904d\u88ab\u8a8d\u70ba\u5169\u8005\u7121\u6cd5\u4e92\u76f8\u53d6\u4ee3\uff0c\u4f46\u9019\u9805\u7814\u7a76\u537b\u544a\u8a34\u6211\u5011\u91d1\u8ddf\u9280\u53ef\u4ee5\u4ee5\u6975\u76f8\u4f3c\u7684\u7d50\u69cb\u5b58\u5728\uff0c\u6216\u8a31\u5c07\u4f86\u91d1\u8ddf\u9280\u5728\u67d0\u4e9b\u61c9\u7528\u4e0a\u53ef\u4ee5\u4e92\u76f8\u53d6\u4ee3\uff0c\u4ee5\u907f\u514d\u50b7\u5bb3\u751f\u7269\u9ad4\u6216\u662f\u4fdd\u8b77\u751f\u7269\u9ad4\u3002<\/p>\n

\u539f\u59cb\u8ad6\u6587\u53ca\u5716\u7247\u51fa\u8655\uff1a
\n<\/strong>Joshi, Chakra P., Megalamane S. Bootharaju, Mohammad J. Alhilaly, and Osman M. Bakr. \"[Ag25 (SR) 18]\u00af: The \u2018Golden\u2019Silver Nanoparticle.\" Journal of the American Chemical Society<\/em> (2015).<\/p>\n

\u53c3\u8003\u8cc7\u6599\uff1a<\/strong><\/p>\n

    \n
  1. Khanna, S. N., and P. Jena. \"Atomic clusters: Building blocks for a class of solids.\" Physical Review B 51, no. 19 (1995): 13705.<\/li>\n
  2. 'Golden' silver nanoparticle looks and behaves like gold<\/a><\/li>\n<\/ol>\n

    --<\/strong><\/span>
    \u4f5c\u8005\uff1a\u65b9\u7a0b\u6bc5 \u79d1\u6559\u4e2d\u5fc3\u7279\u7d04\u5beb\u624b\uff0c\u5f9e\u4e8b\u79d1\u666e\u6587\u7ae0\u5beb\u4f5c\u3002<\/strong><\/span><\/p>\n

     <\/p>\n

    \"\u52a0\u5165\u597d\u53cb\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

    \u25a0\u79d1\u5b78\u5bb6\u767c\u73fe\u9280\u7684\u5948\u7c73\u7c07(nanoclus<\/p>\n","protected":false},"author":20,"featured_media":22617,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1023,3293],"tags":[2143,2142,200,2146,1593,2140,2145,2141,2144],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/case.ntu.edu.tw\/blog\/wp-content\/uploads\/2015\/10\/goldensilver.jpg","_links":{"self":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/22590"}],"collection":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=22590"}],"version-history":[{"count":23,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/22590\/revisions"}],"predecessor-version":[{"id":34215,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/posts\/22590\/revisions\/34215"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=\/wp\/v2\/media\/22617"}],"wp:attachment":[{"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/case.ntu.edu.tw\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}