{"id":65981,"date":"2017-02-16T14:00:23","date_gmt":"2017-02-16T06:00:23","guid":{"rendered":"\/\/m.iemloyee.com\/?p=65981"},"modified":"2017-02-16T09:16:03","modified_gmt":"2017-02-16T01:16:03","slug":"nature%ef%bc%9a%e7%86%94%e8%9e%8d%e6%97%a0%e6%9c%ba%e7%9b%90%e4%b8%ad%e7%9a%84%e7%a8%b3%e5%ae%9a%e8%83%b6%e4%bd%93%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=65981","title":{"rendered":"Nature\uff1a\u7194\u878d\u65e0\u673a\u76d0\u4e2d\u7684\u7a33\u5b9a\u80f6\u4f53\u7cfb\u7edf"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/span><\/p>\n \u9897\u7c92\u6216\u67d0\u4e00\u6eb6\u8d28\u76f8\u5728\u6eb6\u5242\u4e2d\u80fd\u7acb\u523b\u5747\u76f8\u5206\u6563\u53ef\u6784\u6210\u80f6\u4f53\u6eb6\u6db2\uff0c\u80f6\u4f53\u5728\u751f\u7269\u3001\u5316\u5b66\u53ca\u5176\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u90fd\u5341\u5206\u666e\u904d\uff0c\u5176\u9ad8\u5ea6\u5747\u76f8\u5316\u6d89\u53ca\u4e0d\u540c\u7684\u6210\u5206\u3002\u800c\u8981\u4f7f\u6eb6\u8d28\u9897\u7c92\u80fd\u8fdd\u80cc\u805a\u5408\u548c\u51dd\u96c6\u4ee5\u7a33\u5b9a\u7684\u5b58\u5728\uff0c\u5219\u9700\u8981\u589e\u52a0\u6eb6\u8d28\u8868\u9762\u7684\u6392\u65a5\u529b\u4ee5\u514b\u670d\u4e4b\u95f4\u7684\u8303\u5fb7\u534e\u529b\uff0c\u4f8b\u5982\u53ef\u91c7\u7528\u9759\u7535\u7a33\u5b9a\u3001\u8868\u9762\u4fee\u9970\u8fde\u63a5\u6eb6\u8d28\u6784\u6210\u7acb\u4f53\u7a7a\u95f4\u7b49\u65b9\u6cd5\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/span><\/p>\n \u829d\u52a0\u54e5\u5927\u5b66Dmitri V. Talapin\uff08\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba\u4eca\u65e5\u6700\u65b0\u62a5\u9053\u4e86\u4e00\u79cd\u80f6\u4f53\u7cfb\u7edf\uff0c\u5176\u6eb6\u8d28\u9897\u7c92\uff08\u91d1\u5c5e\u3001\u534a\u5bfc\u4f53\u6216\u78c1\u6027\u6750\u6599\uff09\u5747\u53ef\u5728\u591a\u79cd\u7684\u7194\u878d\u65e0\u673a\u76d0\u4e2d\u7a33\u5b9a\u5b58\u5728\u3002\u800c\u8fd9\u79cd\u7a33\u5b9a\u5374\u4e0d\u540c\u4e8e\u4f20\u7edf\u7684\u9759\u7535\u53ca\u7acb\u4f53\u673a\u5236\uff0c\u89c2\u5bdf\u6eb6\u8d28-\u6eb6\u5242\u7ed3\u5408\u8868\u660e\u80f6\u4f53\u7a33\u5b9a\u6027\u4e3b\u8981\u6e90\u4e8e\u6eb6\u8d28-\u6eb6\u5242\u8868\u9762\u7684\u5316\u5b66\u952e\u5f3a\u5ea6\u3002\u7ecf\u7406\u8bba\u4e0e\u5206\u5b50\u52a8\u6001\u5efa\u6a21\u5206\u6790\uff0c\u6eb6\u5242\u79bb\u5b50\u5c42\u7684\u8868\u9762\u952e\u5728\u7194\u878d\u76d0\u6eb6\u8d28\u9897\u7c92\u5468\u56f4\u4ea7\u751f\u4e86\u957f\u7a0b\u7535\u8377\u5bc6\u5ea6\u632f\u52a8\uff0c\u4ece\u800c\u963b\u6b62\u4e86\u5b83\u4eec\u4e4b\u95f4\u7684\u805a\u96c6\u3002\u800c\u8fd9\u79cd\u65e0\u673a\u9897\u7c92\u5728\u65e0\u673a\u76d0\u4e2d\u7684\u80f6\u72b6\u590d\u5408\u7684\u7814\u7a76\u4e5f\u4e3a\u80f6\u4f53\u56fa\u6001\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5e94\u7528\u7684\u53d1\u5c55\u6253\u5f00\u65b0\u7bc7\u7ae0\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/span><\/p>\n \u56fe\u4e00\u3001\u7194\u878d\u65e0\u673a\u76d0\u4e2d\u7684\u7eb3\u7c73\u6676\u80f6\u4f53<\/strong><\/p>\n (a) 5.5 nm Pt NCs\u4ecen-\u7678\u70f7\uff08\u4e0a\u5c42\u6db2\u4f53\uff09\u76f8\u8f6c\u79fb\u81f3AlCl3<\/sub>\/NaCl\/KCl\u7194\u878d\u76d0\uff08\u4e0b\u5c42\u6db2\uff0c\u56fe\u4e2d\u4ee5AlCl3<\/sub>\/AlCl4<\/sub>\u2212<\/sup>\u6307\u4ee3\uff09\u3002<\/p>\n (b-d) \u4e0d\u540cNCs\u5728\u7194\u878d\u76d0\u4e2d\u6784\u6210\u7684\u80f6\u4f53\u6eb6\u6db2\uff1bb-AlCl3<\/sub>\/NaCl\/KCl \uff08~ 5 mg ml\u22121<\/sup> NCs\uff09\uff1bc-LiCl\/LiI\/KI \uff08~ 5 mg ml\u22121<\/sup> InP NCs\uff0c\u4ece\u4e24\u4e2a\u4e0d\u540c\u89d2\u5ea6\u89c2\u5bdf\uff09\uff1bd- NaSCN\/KSCN \uff08\u5de6\u56fe\u4e3a~ 10 mg ml\u22121<\/sup> FePt\uff0c\u53f3\u56fe\u4e3a~ 10 mg ml\u22121<\/sup> CdSe\/CdZnS QDs\uff09\u3002<\/p>\n (e) CdSe\/CdZnS QDs\uff08\u5de6\u56fe\uff0c~ 10 mg ml\u22121<\/sup>\uff09\u548c NaYF4:Yb,Er\/CaF2 UCNPs\uff08\u53f3\u56fe\uff0c~ 10 mg ml\u22121<\/sup>\uff09\u7684\u7194\u878dNaSCN\/KSCN\u80f6\u4f53\u5728\u7d2b\u5916\u706f\u6216980 nm\u8fd1\u7ea2\u5916\u5149\u4e0b\u8868\u73b0\u51fa\u53d1\u5149\u7279\u6027\u3002<\/p>\n \u56fe\u4e8c\u3001\u7eb3\u7c73\u6676\u5728\u7194\u878d\u65e0\u673a\u76d0\u4e2d\u4fdd\u6301\u7a33\u5b9a<\/strong><\/p>\n (a) Pt NC\u5728\u5341\u4e03\u70f7\u80f6\u4f53\uff0cAlCl3<\/sub>\/NaCl\/KCl\u7194\u878d\u76d0\uff08AlCl3<\/sub>\/AlCl4<\/sub>\u2212<\/sup>\u6307\u4ee3\uff09\u7532\u82ef\u4e59\u9187\u6df7\u5408\u6db2\u4e2d\u6784\u6210\u80f6\u4f53\u4f53\u7cfb\u7684SAXS\u56fe\u3002<\/p>\n (b) \u539f\u59cbPt NCs\u5305\u8986\u4e0a\u6cb9\u9178\uff08OA\uff09\u4e0e\u6cb9\u80fa\uff08OLA\uff09\u6df7\u5408\u7269\u540e\u4e0e\u4eceAlCl3<\/sub>\/NaCl\/KCl\u7194\u878d\u76d0\u4e2d\u56de\u6536\u7684NCs\u7684XRD\u56fe\u3002<\/p>\n (c) Pt NCs\u4e0eOA\u548cOLA\u95f4\u5f62\u6210\u914d\u4f53\u7684TEM\u56fe\u3002<\/p>\n (d) \u4eceAlCl3<\/sub>\/NaCl\/KCl\u7194\u878d\u76d0\u4e2d\u56de\u6536\u7684Pt NCs TEM\u56fe\u3002<\/p>\n (e) \u4eceAlCl3<\/sub>\/NaCl\/KCl\u7194\u878d\u76d0\u4e2d\u56de\u6536\u7684NCs\u5728\u7ecfOA\u4e0eOLA\u914d\u4f4d\u7684TEM\u56fe\uff0c\u5185\u5d4c\u56fe\u4e3a\u52a0\u5165\u6709\u673a\u914d\u4f53\u540e\u5206\u6563\u5728\u7532\u82ef\u4e2d\u7684Pt NCs\u80f6\u4f53\u7cfb\u7edf\u3002<\/p>\n \u56fe\u4e09\u3001\u80f6\u7c92\u53ef\u5728\u7194\u878d\u76d0\u4e2d\u7a33\u5b9a\u7684\u539f\u56e0<\/strong><\/p>\n (a) \u80f6\u4f53\u7a33\u5b9a\u6027\u4e0e\u5728\u7194\u878d\u76d0\uff08\u84dd\u8272\u4e0e\u7eff\u8272\u7403\u793a\uff09\u4e2dNC\u8868\u9762\uff08\u7ea2\u8272\uff09\u5316\u5b66\u4eb2\u548c\u529b\u95f4\u7684\u5173\u7cfb\uff08\u56fe\u4e2d\uff09\u3002\u76f8\u5e94\u7684\u7a33\u5b9a\uff08\u56fe\u53f3\uff09\u4e0e\u4e0d\u7a33\u5b9a\uff08\u56fe\u5de6\uff09\u80f6\u4f53\u5206\u6563\u793a\u56fe\u3002<\/p>\n (b) \u95ea\u950c\u77ff\u7ed3\u6784CdSe\u6676\u4f53\uff08\u5de6\uff09\u4e0e\u7194\u878dKCl\uff08\u53f3\uff09\u5728Cd[001]\u8868\u9762\u95f4\u7684MD\u52a8\u6001\u6a21\u62df\u3002<\/p>\n (c) K+<\/sup> \u548cCl\u2212<\/sup>\u79bb\u5b50\u5bc6\u5ea6\u5206\u5e03\u56fe\uff0c\u8868\u793a\u4e86\u8fd1\u4e8e\u8868\u9762\u5316\u5b66\u60f0\u6027\u5c42\uff08\u4e0a\u90e8\uff09\u4e0e\u95ea\u950c\u77ff\u7ed3\u6784CdSe\u6676\u4f53\u7684Cd[001]\u8868\u9762\u7684\u7194\u878d\u76d0\u7ed3\u6784\u3002<\/p>\n (d-e) \u7194\u878dKCl\uff08\u84dd\u8272\u70b9\uff09\u4e0e\u4e24\u4e2a[001]CsSe \u8868\u9762\u76f8\u4e92\u5e73\u884c\u7684\u79bb\u5b50\u7ed3\u6784\u5176\u81ea\u7531\u80fd\u6a21\u62df(d)\u4e0e\u503e\u659c20 \u89d2\u7684\u6a21\u62df\u7ed3\u679c(e)\u3002<\/p>\n (f) NC\u8868\u9762\u76f8\u4e92\u95f4\u4f5c\u7528\u7684\u81ea\u7531\u80fd\u6a21\u62df\uff0c\u4ee5\u53ca\u4e0e\u79bb\u5b50\u5c42\u7ed3\u6784\u4f5c\u7528\u3001\u8303\u5fb7\u534e\u529b\u548c\u9759\u7535\u53cc\u5c42\u76f8\u4e92\u4f5c\u7528\u7684\u4e0d\u540c\u3002<\/p>\n \u3010\u5c0f\u7ed3\u4e0e\u5c55\u671b\u3011<\/strong><\/span><\/p>\n \u8fd9\u6b21\u9488\u5bf9\u6eb6\u8d28\u5728\u7194\u878d\u65e0\u673a\u76d0\u4e2d\u6784\u6210\u7a33\u5b9a\u80f6\u4f53\u7cfb\u7edf\u7684\u7814\u7a76\u5c06\u65e9\u5148\u80f6\u4f53\u7814\u7a76\u9886\u57df\u4e2d\u975e\u4f20\u7edf\u65e0\u673a\u76d0\u6eb6\u5242\u5ef6\u4f38\u5230\u7194\u878d\u65e0\u673a\u76d0\u4e2d\u3002\u800c\u8fd9\u79cd\u4f53\u7cfb\u4e0b\u6eb6\u8d28-\u6eb6\u5242\u95f4\u7684\u4f5c\u7528\u4e5f\u4e3a\u7a33\u5b9a\u80f6\u4f53\u7cfb\u7edf\u63d0\u51fa\u65b0\u7684\u6982\u8bba\uff0c\u540c\u65f6\u5c3a\u5bf8\u3001\u5f62\u8c8c\u8c03\u5236\u7684\u9897\u7c92\u9664\u4e86\u8868\u73b0\u51fa\u7684\u53ef\u6784\u6210\u7a33\u5b9a\u80f6\u4f53\u7cfb\u7edf\u5916\uff0c\u8fd8\u53ef\u4f5c\u4e3a\u70ed\u4f20\u5bfc\u548c\u70ed\u5b58\u50a8\u8f7d\u4f53\u4ee5\u7528\u4e8e\u63d0\u9ad8\u7194\u878d\u76d0\u7684\u70ed\u5bfc\u7387\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1aStable colloids in molten inorganic salts<\/a>\uff08Nature\uff0c2017\uff0cDOI\uff1a10.1038\/nature21041\uff09<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u5927\u9ed1\u5929\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n \u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n \u6750\u6599\u4eba\u7f51\u5c0a\u91cd\u6240\u6709\u8fdb\u884c\u77e5\u8bc6\u4f20\u64ad\u7684\u5a92\u4f53\uff0c\u8f6c\u8f7d\u8bf7\u8054\u7cfbtougao@cailiaoren.com\u3002<\/p>\n<\/p>\n
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