{"id":180916,"date":"2019-07-19T09:24:57","date_gmt":"2019-07-19T01:24:57","guid":{"rendered":"\/\/m.iemloyee.com\/?p=180916"},"modified":"2019-07-19T09:24:57","modified_gmt":"2019-07-19T01:24:57","slug":"%e5%8c%97%e4%ba%ac%e5%8c%96%e5%b7%a5%e5%a4%a7%e5%ad%a6%e4%bb%8a%e6%97%a5science-%e5%8f%af%e9%87%8d%e6%9e%84%e7%9a%84%e9%93%81%e7%a3%81%e6%b6%b2%e6%bb%b4","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=180916","title":{"rendered":"\u5317\u4eac\u5316\u5de5\u5927\u5b66\u4eca\u65e5Science: \u53ef\u91cd\u6784\u7684\u94c1\u78c1\u6db2\u6ef4"},"content":{"rendered":"

\u3010\u524d\u8a00\u3011<\/strong><\/p>\n

\u56fa\u4f53\u94c1\u78c1\u6750\u6599\u7684\u5f62\u72b6\u662f\u521a\u6027\u7684\uff0c\u4e0d\u80fd\u8fdb\u884c\u91cd\u6784\u3002\u94c1\u78c1\u6d41\u4f53\u867d\u7136\u53ef\u91cd\u65b0\u914d\u7f6e\uff0c\u4f46\u5728\u5ba4\u6e29\u4e0b\u662f\u987a\u78c1\u6027\u7684\uff0c\u5e76\u4e14\u5f53\u65bd\u52a0\u7684\u78c1\u573a\u88ab\u79fb\u9664\u65f6\u4f1a\u5931\u53bb\u5176\u78c1\u5316\u3002\u5728\u8fd9\u91cc\uff0c\u4f5c\u8005\u4eec\u901a\u8fc7\u5728\u6c34-\u6cb9\u754c\u9762\u5904\u7ec4\u88c5\u7684\u5355\u5c42\u78c1\u6027\u7eb3\u7c73\u9897\u7c92\u7684\u5e72\u6270\u663e\u793a\u51fa\u94c1\u78c1\u6d41\u4f53\u6db2\u6ef4\u7684\u53ef\u9006\u987a\u78c1-\u94c1\u78c1\u8f6c\u53d8\u3002\u8fd9\u4e9b\u94c1\u78c1\u6027\u6db2\u6ef4\u8868\u73b0\u51fa\u6709\u9650\u7684\u77eb\u987d\u529b\u548c\u5269\u4f59\u78c1\u5316\u5f3a\u5ea6\u3002\u5b83\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u91cd\u65b0\u914d\u7f6e\u6210\u4e0d\u540c\u7684\u5f62\u72b6\uff0c\u540c\u65f6\u4fdd\u7559\u56fa\u4f53\u94c1\u78c1\u4f53\u7684\u78c1\u6027\uff0c\u5177\u6709\u7ecf\u5178\u7684\u5357\u5317\u5076\u6781\u76f8\u4e92\u4f5c\u7528\u3002\u5b83\u4eec\u7684\u5e73\u79fb\u548c\u65cb\u8f6c\u8fd0\u52a8\u53ef\u4ee5\u901a\u8fc7\u5916\u90e8\u78c1\u573a\u8fdc\u7a0b\u548c\u7cbe\u786e\u5730\u9a71\u52a8\u3002\u8fd9\u4e9b\u53d1\u73b0\u542f\u53d1\u4e86\u5bf9\u6d3b\u6027\u7269\u8d28\uff0c\u80fd\u91cf\u8017\u6563\u7ec4\u4ef6\u548c\u53ef\u7f16\u7a0b\u6db2\u4f53\u6784\u9020\u7684\u7814\u7a76\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u4eca\u65e5\uff0c\u5317\u4eac\u5316\u5de5\u5927\u5b66\u4ee5\u53ca\u52a0\u5dde\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821\u7684<\/strong>Xubo Liu(<\/strong>\u7b2c\u4e00\u4f5c\u8005<\/strong>)<\/strong>\u5728\u5317\u4eac\u5316\u5de5\u5927\u5b66\u3001\u9a6c\u8428\u8bf8\u585e\u5927\u5b66\u3001\u548c\u65e5\u672c\u4e1c\u5317\u5927\u5b66\u7684<\/strong>Thomas P. Russell<\/strong>\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u7684\u6307\u5bfc\u4e0b\uff0c\u5728\u9876\u7ea7\u671f\u520aScience\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cReconfigurable ferromagnetic liquid droplets<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u5728\u8fd9\u91cc\uff0c\u4f5c\u8005\u4eec\u5c55\u793a\u4e86\u4e00\u79cd\u7b80\u5355\u7684\u65b9\u6cd5\u901a\u8fc7MNP-\u8868\u9762\u6d3b\u6027\u5242\u7684\u539f\u4f4d\u5f62\u6210\u548c\u754c\u9762\u5835\u585e\u6765\u5b9e\u73b0\u53ef\u9006\u987a\u78c1-\u94c1\u78c1\u8f6c\u53d8\u3002\u4f5c\u8005\u4eec\u5c06\u7fa7\u5316\u76f4\u5f84\u4e3a22-nm\u7684\uff08Fe3<\/sub>O4<\/sub>-CO2<\/sub>H\uff09MNP\u7684\u6c34\u5206\u6563\u4f53\u6d78\u5165\u80fa\u6539\u6027\u7684\u591a\u9762\u4f53\u4f4e\u805a\u500d\u534a\u7845\u6c27\u70f7\uff08POSS-NH2<\/sub>\uff09\u5728\u7532\u82ef\u4e2d\u7684\u6eb6\u6db2\u4e2d\u3002 POSS-NH2<\/sub>\u672c\u8eab\u662f\u8868\u9762\u6d3b\u6027\u5242\uff0c\u5728\u754c\u9762\u5904\u7ec4\u88c5\u5e76\u4e0eMNP\u9759\u7535\u76f8\u4e92\u4f5c\u7528\uff0c\u5c06\u660e\u786e\u6570\u91cf\u7684POSS-NH2<\/sub>\u951a\u5b9a\u5230MNP\uff0c\u5c06MNP\u8f6c\u5316\u4e3aMNP-\u8868\u9762\u6d3b\u6027\u5242\u3002\u5f53\u6db2\u6ef4\u5f62\u72b6\u6539\u53d8\u65f6\uff0c\u754c\u9762\u9762\u79ef\u589e\u52a0\uff0c\u5e76\u4e14\u5728\u754c\u9762\u5904\u5f62\u6210\u5e76\u7ec4\u88c5\u53e6\u5916\u7684MNP-\u8868\u9762\u6d3b\u6027\u5242\u3002\u6db2\u6ef4\u8fdb\u884c\u81ea\u6211\u91cd\u5851\uff0c\u4ee5\u6700\u5c0f\u5316\u754c\u9762\u9762\u79ef\uff0c\u4ece\u800c\u6700\u5c0f\u5316\u7cfb\u7edf\u7684\u81ea\u7531\u80fd\u3002<\/p>\n

\u56fe\u4e00\u3001\u901a\u8fc7<\/strong>MNP-<\/strong>\u8868\u9762\u6d3b\u6027\u5242\u7684\u754c\u9762\u5e72\u6270\u5c06\u987a\u78c1\u6027<\/strong>FF<\/strong>\u53ef\u8c03\u8c10\u8f6c\u5316\u4e3a<\/strong>FLD<\/strong>\u3002<\/strong><\/p>\n

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

\uff08A\uff09\u5177\u6709\uff08\u7ea2\u7ebf\uff09\u548c\u6ca1\u6709\uff08\u9ed1\u7ebf\uff09\u7684\u6db2\u6ef4\u7684\u78c1\u6ede\u56de\u7ebf\u7528\u632f\u52a8\u6837\u54c1\u78c1\u5f3a\u8ba1\u6d4b\u91cf\u754c\u9762\u5c42\u7684\u5361\u4f4f\u7684MNP-\u8868\u9762\u6d3b\u6027\u5242\u3002\u542b\u6709FF3<\/sub>\u548cFLD\u7684\u4e24\u79cd\u793a\u610f\u56fe\uff0c\u5176\u542b\u6709pH4.5\u7684Fe3<\/sub>O4<\/sub>-CO2<\/sub>H MNP\uff080.5g L-1<\/sup>\uff09\uff0c\u5728\u6ca1\u6709\u548c\u5177\u6709POSS-NH2<\/sub>\u914d\u4f53\uff081.0g L-1<\/sup>\uff09\u7684\u7532\u82ef\u4e2d\u6d78\u6ca1\u3002 \uff08B\uff09\u5404\u4e2a5-mL\u6c34\u6ef4\u7684\u6ede\u540e\u73af\uff0c\u5176\u4e2d0.5g L-1<\/sup>\u548c0.05g L-1<\/sup>\u7684Fe3<\/sub>O4<\/sub>-CO2<\/sub>H MNP\u5728\u4e0d\u540cpH\u4e0b\u6d78\u51650.01g L-1<\/sup>\u914d\u4f53\u6eb6\u6db2\u4e2d\u3002\u6db2\u6ef4\u7684\u8868\u9762\u8986\u76d6\uff08SC\uff09\u662f\u5728MNPS\u7ec4\u4ef6\u672a\u5361\u4f4f\u7684\u60c5\u51b5\u4e0b\uff0c\u7ea6\u4e3a7\uff05~20\uff05\u3002 \uff08C\uff09\u7528pH5.5\u76840.5g L-1<\/sup>\u7684MNP\u6d78\u6e0d\u57281.0g L-1<\/sup>\u7684\u7532\u82ef\u4e2d\u7684POSS-NH2<\/sub>\u6eb6\u6db2\u4e2d\u7684\u5355\u4e2a\u5361\u4f4f\u7684\u6c34\u6ef4\u7684\u6ede\u540e\u56de\u8def\u548c\u8d85\u58f0\u5904\u7406\u540e\u540c\u4e00\u7cfb\u7edf\u7684\u78c1\u6ede\u56de\u7ebf\uff08\u56feS1\u548cS2\uff09\u3002 \uff08D\uff09\u6db2\u6ef4\u7684\u5148\u751f\u548cMs\u4f5c\u4e3a\u6db2\u6ef4\u4f53\u79ef\u7684\u51fd\u6570\u3002\u5728\u63d2\u56fe\u4e2d\uff0c\u4f5c\u4e3a\u521d\u59cb\u6db2\u6ef4\u4f53\u79ef\uff08\u5355\u4e2a\u6db2\u6ef4\u6216\u58f0\u6ce2\u5904\u7406\u6210\u591a\u4e2a\u8f83\u5c0f\u6db2\u6ef4\u7684\u6db2\u6ef4\uff09\u7684\u51fd\u6570\u7684\u5269\u78c1\u6bd4\u7387Mr \/ Ms\u4fdd\u6301\u6052\u5b9a\u5728~0.25\u3002 FF\uff0c\u94c1\u78c1\u6d41\u4f53; FLD\uff0c\u94c1\u78c1\u6db2\u6ef4\u3002<\/p>\n

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

\u56fe\u4e8c\u3001\u7528\u78c1\u5076\u6781\u76f8\u4e92\u4f5c\u7528\u64cd\u7eb5<\/strong>FLD<\/strong>\u3002<\/strong><\/p>\n

\"\"<\/p>\n

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

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\"\"<\/p>\n

\u00a0\uff08A\uff09\u901a\u8fc7\u7528\u73bb\u7483\u6bdb\u7ec6\u7ba1\u901a\u9053\u673a\u68b0\u6a21\u5851\u5c06\u7403\u5f62\u6db2\u6ef4\u91cd\u5851\u5230\u5706\u7b52\u4e2d\u3002 \uff08B\uff09\u901a\u8fc7\u4f7f\u7528\u5177\u6709\u4e0d\u540c\u4f53\u79ef\u7684\u6db2\u6ef4\uff0c\u53ef\u4ee5\u5f62\u6210\u4e0d\u540c\u7eb5\u6a2a\u6bd4\u7684\u6db2\u6ef4\u3002 \uff08C\uff09\u901a\u8fc7\u8c03\u8282FLD\u5706\u7b52\u4e2d\u7684\u6c34\u6eb6\u6db2\u7684pH\uff08\u4f8b\u5982\uff0c\u5206\u522b\u4e3a4.5\u548c9\uff09\u6765\u91cd\u65b0\u914d\u7f6e\u754c\u9762\u5e72\u6270\u548cMNP-\u8868\u9762\u6d3b\u6027\u5242\u7684\u672a\u7834\u574f\u3002 \u6bd4\u4f8b\u5c3a\uff0c1\u6beb\u7c73\u3002<\/p>\n

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

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

FLD\u7684\u6df7\u5408\u7269\uff0c\u5305\u62ec\u963b\u585e\u7684\u5355\u5c42MNP-\u8868\u9762\u6d3b\u6027\u5242\u548cFF\u6838\uff08\u5206\u6563\u7684\u7fa7\u57fa\u5b98\u80fd\u5316\u7684\u6c27\u5316\u94c1NPs\uff0cFe3<\/sub>O4<\/sub>-CO2<\/sub>H\uff09\uff08\u8910\u8272\u7403\u4f53\uff09\u7684\u58f3; FF\u6db2\u6ef4\u5305\u62ec\u4e00\u79cd\u5361\u4f4f\u7684\u975e\u78c1\u6027CMC\u8868\u9762\u6d3b\u6027\u5242\uff08CMCS\uff09\u7684\u58f3\uff0c\u5176\u5305\u5c01PEG\u6d82\u8986\u7684\u6c27\u5316\u94c1NPs\uff08Fe3<\/sub>O4<\/sub>-PEG\uff09\uff08\u7ea2\u8272\u7403\uff09\u7684\u6c34\u5206\u6563\u4f53; FF\u6db2\u6ef4\u5305\u542bFe3<\/sub>O4<\/sub>-PEG NPs\u7684\u6c34\u5206\u6563\u4f53\uff0c\u5728\u6db2\u6ef4\u8868\u9762\u6ca1\u6709\u5361\u4f4f\u7684\u5355\u5c42\uff08\u4eae\u7eff\u8272\u7403\u4f53\uff09\u3002 \u901a\u8fc7\u4f7f\u7528\uff08A\uff09\u5bb9\u5668\u4fa7\u9762\u4e0a\u7684\u9759\u6001\u6761\u5f62\u78c1\u94c1\u548c\uff08B\uff09\u5728\u5bb9\u5668\u4e0b\u65b9\u65cb\u8f6c\u7684\u6761\u5f62\u78c1\u94c1\u6765\u5206\u79bbFLD\u3002 [Rhodamine B in CMC-\u5361\u4f4f\u7684FF] = 1g L-1<\/sup>\uff0c[FF\u4e2d\u7684\u8367\u5149\u7d20\u94a0\u76d0] = 1g L-1<\/sup>\u3002\uff08C\uff09\u4f7f\u7528\u6cb9\u6eb6\u6027\u67d3\u6599\u5728\u65cb\u8f6c\u78c1\u573a\u4e2d\u53ef\u89c6\u5316FLD\u7cfb\u7efc\u7684\u6d41\u4f53\u52a8\u529b\u5b66\u6da1\u6d41\u3002 [\u5c3c\u7f57\u7ea2\u5728\u7532\u82ef\u4e2d] = 1g L-1<\/sup>\u3002 \u6bd4\u4f8b\u5c3a\uff0c3\u6beb\u7c73\u3002<\/p>\n

\u6587\u7ae0\u8fde\u63a5\uff1ahttps:\/\/science.sciencemag.org\/content\/365\/6450\/264\/tab-pdf<\/strong><\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u8e0f\u6d6a<\/strong>\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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