{"id":94489,"date":"2017-08-10T06:30:21","date_gmt":"2017-08-09T22:30:21","guid":{"rendered":"\/\/m.iemloyee.com\/?p=94489"},"modified":"2017-08-07T22:25:01","modified_gmt":"2017-08-07T14:25:01","slug":"%e3%80%90%e6%9c%aa%e5%9b%9e%e5%a4%8d%e3%80%91%e5%90%8c%e6%b5%8e%e5%a4%a7%e5%ad%a6%e9%97%ab%e5%86%b0adv-mater-%e5%85%b7%e6%9c%89%e5%8f%8c%e5%88%ba%e6%bf%80-%e5%93%8d%e5%ba%94%e8%8d%a7%e5%85%89","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=94489","title":{"rendered":"\u540c\u6d4e\u5927\u5b66\u95eb\u51b0Adv. Mater.: \u5177\u6709\u53cc\u523a\u6fc0-\u54cd\u5e94\u8367\u5149\u4e2d\u5fc3\u7684\u67d3\u6599\u5171\u4ef7\u4fee\u9970EuMOFs\u7528\u4e8e\u98df\u54c1\u8150\u8d25\u76d1\u6d4b"},"content":{"rendered":"

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

\u98df\u54c1\u7684\u8150\u8d25\u4f1a\u4e25\u91cd\u635f\u5bb3\u4eba\u7c7b\u7684\u8eab\u4f53\u5065\u5eb7\u5e76\u4e14\u9020\u6210\u5de8\u5927\u7ecf\u6d4e\u635f\u5931\uff0c\u5f97\u5230\u4e86\u6d88\u8d39\u8005\u548c\u98df\u54c1\u5de5\u4e1a\u7684\u5e7f\u6cdb\u91cd\u89c6\u3002\u4e3a\u4e86\u76d1\u6d4b\u98df\u54c1\u7684\u65b0\u9c9c\u5ea6\uff0c\u8bb8\u591a\u5206\u6790\u65b9\u6cd5\u5f97\u4ee5\u53d1\u5c55\uff0c\u4f8b\u5982\u62c9\u66fc\u5149\u8c31\u3001\u7535\u5316\u5b66\u6d4b\u8bd5\u3001\u5085\u91cc\u53f6\u53d8\u6362\u7ea2\u5916\u5149\u8c31(FTIR)\u3001\u6db2\u76f8\u8272\u8c31-\u8d28\u8c31 (LC-MS)\u3001\u6c14\u76f8\u8272\u8c31-\u8d28\u8c31 (GC-MS)\u7b49\uff0c\u4f46\u662f\u7531\u4e8e\u8017\u65f6\u8017\u529b\u3001\u8bbe\u5907\u6602\u8d35\u3001\u64cd\u4f5c\u590d\u6742\u7b49\u95ee\u9898\uff0c\u5e76\u6ca1\u6709\u771f\u6b63\u5b9e\u73b0\u98df\u54c1\u8150\u8d25\u60c5\u51b5\u7684\u5b9e\u65f6\u76d1\u6d4b\u3002\u56e0\u6b64\uff0c\u53d1\u5c55\u7b80\u4fbf\u3001\u5feb\u901f\u548c\u7075\u654f\u7684\u98df\u54c1\u65b0\u9c9c\u5ea6\u76d1\u6d4b\u6280\u672f\u6210\u4e3a\u4e86\u8be5\u9886\u57df\u7814\u7a76\u7684\u70ed\u70b9\u3002\u5149\u5b66\u4f20\u611f\u5668\uff0c\u7279\u522b\u662f\u8367\u5149\u63a2\u9488\u5177\u6709\u9ad8\u5ea6\u7075\u654f\u3001\u5feb\u901f\u54cd\u5e94\u3001\u64cd\u4f5c\u7b80\u5355\u548c\u6210\u672c\u4f4e\u7b49\u4f18\u70b9\uff0c\u4e14\u53ef\u5229\u7528\u5176\u6240\u542b\u5316\u5b66\u5206\u5b50\u7684\u56fa\u6709\u53cd\u5e94\u8fdb\u884cBoolean\u903b\u8f91\u8fd0\u7b97\uff0c\u88ab\u8ba4\u4e3a\u662f\u6784\u7b51\u5b9e\u7528\u903b\u8f91\u5668\u4ef6\u8fdb\u884c\u98df\u54c1\u8150\u8d25\u76d1\u6d4b\u7684\u6709\u6548\u624b\u6bb5\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u540c\u6d4e\u5927\u5b66\u5316\u5b66\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u95eb\u51b0\u6559\u6388<\/strong>(<\/strong>\u901a\u8baf\u4f5c\u8005<\/strong>)<\/strong>\u7b49\u4eba\u5728Adv. Mater.<\/strong>\u53d1\u8868\u4e86\u9898\u4e3a\u201cA Double-Stimuli-Responsive Fluorescent Center for Monitoring of Food Spoilage based on Dye Covalently Modified EuMOFs: From Sensory Hydrogels to Logic Devices<\/strong>\u201d\u7684\u7814\u7a76\u8bba\u6587\uff0c\u62a5\u9053\u4e86\u67d3\u6599\u4fee\u9970\u7684\u7a00\u571f\u91d1\u5c5e\u6709\u673a\u9aa8\u67b6(EuMOFs)\u7684\u5408\u6210\u53ca\u5176\u4f5c\u4e3a\u8367\u5149\u63a2\u9488\u5728\u98df\u54c1\u8150\u8d25\u76d1\u6d4b\u4e2d\u5e94\u7528\u7684\u6700\u65b0\u7814\u7a76\u6210\u679c\u3002\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u5171\u4ef7\u4fee\u9970\u5c06\u5bcc\u542b\u7fa7\u57fa\u7684\u7532\u57fa\u7ea2\u67d3\u6599(MR)\u5ac1\u63a5\u5230\u9aa8\u67b6\u4e2d\u542b\u6709\u81ea\u7531\u6c28\u57fa(-NH2<\/sub>)\u7684EuMOFs\u4e0a\u6210\u529f\u5408\u6210\u4e86MR@EuMOFs\uff0c\u91cf\u5b50\u6548\u7387\u9ad8\u8fbe48%\uff0c\u4e14\u914d\u4f53\u7684\u80fd\u91cf\u53ef\u4ee5\u6709\u6548\u4f20\u9012\u7ed9Eu3+<\/sup>\u548cMR\uff0c\u5177\u6709\u53cc\u523a\u6fc0-\u54cd\u5e94\u8367\u5149\u4e2d\u5fc3\u3002Eu3+<\/sup>\u548cMR\u53cc\u8367\u5149\u4e2d\u5fc3\u7684\u8367\u5149\u53d1\u5c04\u5f3a\u5ea6\u5747\u53ef\u5bf9pH\u503c\u7684\u53d8\u5316\u505a\u51fa\u54cd\u5e94\uff0c\u53ef\u7528\u4ee5\u6784\u7b51\u4f20\u611f\u5668\u76d1\u6d4b\u751f\u7269\u80fa\u7c7b\u7269\u8d28\u6765\u6307\u793a\u98df\u54c1\u7684\u65b0\u9c9c\u5ea6\u3002\u7814\u7a76\u4eba\u5458\u8fdb\u4e00\u6b65\u5c06MR@EuMOFs\u56fa\u5b9a\u5230\u7fa7\u7532\u57fa\u7ea4\u7ef4\u7d20\u94a0(CMC-Na)\u6c34\u89e3\u5f62\u6210\u7684\u7f51\u72b6\u51dd\u80f6\u4e2d\u7ec4\u88c5\u4e86\u4f20\u611f\u5668\uff0c\u53ef\u5728\u7ec4\u80fa(HI\uff0c\u4e00\u79cd\u98df\u7269\u8150\u8d25\u65f6\u4ea7\u751f\u7684\u751f\u7269\u80fa\u7c7b\u7269\u8d28)\u84b8\u6c7d\u4e2d\u53d1\u751f\u989c\u8272\u7684\u8f6c\u53d8\uff0c\u800c\u4e14\u8be5\u989c\u8272\u7684\u8f6c\u53d8\u548c\u57fa\u4e8eMR\u7684\u53d1\u5c04\u5cf0\u7684\u504f\u79fb\u4e0eHI\u6d53\u5ea6\u7d27\u5bc6\u76f8\u5173\u3002\u56e0\u6b64\uff0c\u5229\u7528HI\u6d53\u5ea6\u4f5c\u4e3a\u8f93\u5165\u4fe1\u53f7\uff0c\u4e24\u4e2a\u8367\u5149\u53d1\u5c04\u4f5c\u4e3a\u8f93\u51fa\u4fe1\u53f7\uff0c\u7814\u7a76\u56e2\u961f\u6210\u529f\u6784\u5efa\u4e86\u4e00\u79cd\u57fa\u4e8e1\u21922\u903b\u8f91\u95e8\u7684\u5148\u8fdb\u5206\u6790\u5668\u4ef6\u30024\u4e2a\u8f93\u51fa\u4fe1\u53f7(NOT(0,1)\u3001YES(1,0)\u3001PASS1(1,1)\u548cPASS0(0,0))\u7684\u7ec4\u5408\u53ef\u76f4\u63a5\u53cd\u6620HI\u6c34\u5e73\uff0c\u4ece\u800c\u5b9e\u73b0\u98df\u54c1\u65b0\u9c9c\u5ea6\u7684\u5b9e\u65f6\u8bc4\u4ef7\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/span><\/strong><\/p>\n

\u56fe<\/strong>1 MR@EuMOFs<\/strong>\u7684\u5408\u6210\u4e0e\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u6807\u51c6EuMOFs\u3001\u6240\u5408\u6210\u7684EuMOFs\u548cMR@EuMOFs\u7684\u7c89\u672bX\u5c04\u7ebf\u884d\u5c04(PXRD)\u8c31\uff1b<\/p>\n

(b)Eu(III)\u5728\u975e\u5bf9\u79f0\u5355\u5143\u4e2d\u7684\u914d\u4f4d\u7ed3\u6784\u3002\u4e3a\u4e86\u7b80\u5316\uff0c\u7ed3\u6784\u5f0f\u4e2d\u7701\u7565\u4e86\u6240\u6709H\u539f\u5b50\uff1b<\/p>\n

(c)EuMOFs\u4e2d\u76842D\u5c42\u72b6\u7ed3\u6784\u53caMR@EuMOFs\u7684\u5408\u6210\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe<\/strong>2 pH<\/strong>\u503c\u5bf9<\/strong>MR<\/strong>\u3001<\/strong>EuMOFs<\/strong>\u548c<\/strong>MR@EuMOFs<\/strong>\u8367\u5149\u53d1\u5c04\u5149\u8c31\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

(a-c)\u5728pH\u503c\u4e0d\u540c\u7684\u6eb6\u6db2\u4e2d\uff0c\u60ac\u6d6e\u7684(a)MR(\u03bb<\/em>ex<\/sub>=300nm)\u3001(b)EuMOFs(\u03bb<\/em>ex<\/sub>=350nm)\u548c(c)MR@EuMOFs(\u03bb<\/em>ex<\/sub>=370nm)\u7684\u8367\u5149\u53d1\u5c04\u5149\u8c31\uff1b<\/p>\n

(d)MR@EuMOFs\u5728\u9178\/\u78b1\u6c34\u6eb6\u6db2\u4e2d\u8fbe\u5230\u5e73\u8861\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\u63d2\u56fe\u662f\u76f8\u5e94\u8bd5\u6837\u5728365nm \u7d2b\u5916(UV)\u5149\u7167\u4e0b\u7684\u5149\u5b66\u7167\u7247\u3002<\/p>\n

\u56fe<\/strong>3 HI<\/strong>\u5bf9<\/strong>MR@EuMOFs<\/strong>\u8367\u5149\u53d1\u5c04\u5149\u8c31\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\u60ac\u6d6e\u72b6\u6001\u7684MR@EuMOFs\u7684\u8367\u5149\u53d1\u5c04\u5149\u8c31\uff1b\u4ee5\u53ca\u5728\u6fc0\u53d1\u6ce2\u957f\u4e3a370nm\u4e0b\uff0cHI\u5904\u7406\u524d\u540eFMR<\/sub>\u548cFEu<\/sub>\u7684\u5bf9\u6bd4\u3002\u63d2\u56fe\u4e3a365nmUV\u5149\u7167\u4e0b\uff0c\u6837\u54c1\u76f8\u5e94\u7684\u5149\u5b66\u7167\u7247\u3002<\/p>\n

\u56fe<\/strong>4 HI<\/strong>\u6d53\u5ea6\u53d8\u5316\u5bf9<\/strong>MR@EuMOFs<\/strong>\u8367\u5149\u53d1\u5c04\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

(a-b)\u66b4\u9732\u5728\u4e0d\u540c\u6d53\u5ea6HI(0~250\u00d710-6<\/sup> M)\u84b8\u6c7d\u4e2d\uff0c(a)FMR<\/sub>\u548c(b)FEu<\/sub>\u7684\u8367\u5149\u53d1\u5c04\u5f3a\u5ea6\u4e0e\u54cd\u5e94\u65f6\u95f4(0~35 min)\u7684\u5173\u7cfb(\u03bb<\/em>ex<\/sub>=370nm)\uff1b<\/p>\n

(c-d)\u5728\u4e0d\u540c\u6d53\u5ea6HI\u84b8\u6c7d(0~250 \u03bcm)\u4e2d\uff0cMR@EuMOFs\u4f20\u611f\u6c34\u51dd\u80f6\u7684(c)\u53d1\u5c04\u5149\u8c31\u548c(d) 365nm UV\u5149\u7167\u4e0b\u76f8\u5e94\u7684\u5149\u5b66\u7167\u7247\uff1b<\/p>\n

(e)FMR<\/sub>\/FEu<\/sub>\u4e0eHI\u84b8\u6c7d\u6d53\u5ea6\u5173\u7cfb\u7684\u7ebf\u6027\u62df\u5408(\u03bb<\/em>ex<\/sub>=370nm)\u3002<\/p>\n

\u56fe<\/strong>5 <\/strong>\u57fa\u4e8e<\/strong>1\u21922<\/strong>\u903b\u8f91\u95e8\u6784\u7b51\u7684<\/strong>HI<\/strong>\u5206\u6790\u5668\u4ef6<\/strong><\/p>\n

\"\"<\/p>\n

(a)\u5728HI\u84b8\u6c7d\u4e2d(250\u00d710-6<\/sup> M)\uff0cFMR<\/sub>\u548cFEu<\/sub>\u7684\u5f52\u4e00\u5316\u8367\u5149\u5f3a\u5ea6\u67f1\u72b6\u56fe\uff1b<\/p>\n

(b)1\u21922\u89e3\u7801\u5668\u903b\u8f91\u95e8\u7684\u771f\u503c\u8868\uff1b<\/p>\n

(c) \u5728\u4e0d\u540c\u6d53\u5ea6HI\u84b8\u6c7d\u4e2d(0~100\u00d710-6<\/sup> M)\uff0cFMR<\/sub>\u548cFEu<\/sub>\u7684\u5f52\u4e00\u5316\u8367\u5149\u5f3a\u5ea6\u67f1\u72b6\u56fe\uff1b<\/p>\n

(d)\u7528\u4e8eHI\u76d1\u6d4b\u7684\u903b\u8f91\u5206\u6790\u88c5\u7f6e\u7684\u771f\u503c\u8868\u3002<\/p>\n

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

\u672c\u6587\u901a\u8fc7EuMOFs\u548c\u6709\u673a\u67d3\u6599(MR)\u7684\u7ed3\u5408\u6210\u529f\u5236\u5907\u4e86\u4e00\u79cd\u65b0\u578b\u7684\u4f20\u611f\u6750\u6599MR@EuMOFs\uff0c\u5e76\u5229\u7528\u5176\u4f5c\u4e3a\u8367\u5149\u63a2\u9488\u6784\u7b51\u4e86\u57fa\u4e8e\u903b\u8f91\u95e8\u7684\u5148\u8fdb\u5206\u6790\u5668\u4ef6\uff0c\u8be5\u5668\u4ef6\u53ef\u6839\u636e\u7ec4\u80fa\u6c34\u5e73\u7684\u53d8\u5316\u8868\u73b0\u51fa\u989c\u8272\u7684\u8f6c\u53d8\u4e0e\u53d1\u5c04\u5149\u8c31\u7684\u504f\u79fb\uff0c\u4ece\u800c\u6709\u6548\u5730\u5b9e\u73b0\u98df\u54c1\u65b0\u9c9c\u5ea6\u7684\u5b9e\u65f6\u76d1\u6d4b\u3002\u6587\u4e2d\u8367\u5149\u63a2\u9488\u548c\u903b\u8f91\u95e8\u7684\u96c6\u6210\u7b56\u7565\u4e3a\u65b0\u578b\u4f20\u611f\u5668\u4ef6\u7684\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u5168\u65b0\u7684\u601d\u8def\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5: <\/strong>A Double-Stimuli-Responsive Fluorescent Center for Monitoring of Food Spoilage based on Dye Covalently Modified EuMOFs: From Sensory Hydrogels to Logic Devices<\/a>\u00a0(Adv. Mater., 2017, DOI: 10.1002\/adma.201702298)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u7eb3\u7c73\u5b66\u672f\u7ec4Roay\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n

\u6750\u6599\u4eba\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\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\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

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