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\u3010\u8f6c\u53d8\u673a\u7406\u3011<\/b><\/strong><\/p>\n

\u7814\u7a76\u4eba\u5458\u8868\u5f81\u4e86\u4e0d\u540c\u53d6\u4ee3\u53cd\u5e94\u65f6\u95f4CuBTC\/MIL-100\u9897\u7c92\uff0c\u4ece\u800c\u7814\u7a76\u8f6c\u53d8\u53cd\u5e94\u8fdb\u7a0b\u3002\u5982\u56fe1\uff08c\uff09\uff0c\u5728\u5f00\u59cb\u53d6\u4ee3\u53cd\u5e941\u5c0f\u65f6\u540e\uff0cXRD\u884d\u5c04\u5cf0\u6ca1\u6709\u53d8\u5316\uff0c\u5f53\u53cd\u5e9421\u5c0f\u65f6\u540e\uff0cXRD\u56fe\u8c31\u4e0a\u51fa\u73b0\u4e86MIL-100\u7684\u884d\u5c04\u5cf0\u3002\u968f\u7740\u53cd\u5e94\u65f6\u95f4\u7684\u5ef6\u957f\uff0c{200}\u548c{220}\u884d\u5c04\u5cf0\u9010\u6e10\u6d88\u5931\uff0c{200}\/{222} \u548c{220}\/{222}\u884d\u5c04\u5cf0\u5f3a\u5ea6\u6bd4\u4f8b\u663e\u8457\u4e0b\u964d\uff08\u56fe1e\uff09\uff0c\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c{333}\u884d\u5c04\u5cf0\u5f3a\u5ea6\u6d88\u5931\u7684\u901f\u7387\u6bd4\u5176\u4ed6\u5cf0\u8981\u6162\uff0cCuBTC\u5c55\u73b0\u51fa\u4e86\u4e09\u4e2a\u7a97\u53e3\u7ed3\u6784\uff0c\u6700\u5927\u7684\u5b54\u5f84\u662f9\u00c5\uff0c\u5176\u6b21\u662f5\u00c5\u30013.5\u00c5\u3002\u76f8\u5e94\u7684\uff0c{111}\u9762\u7a97\u53e3\u7684\u5927\u5c0f\u4e3a3.5\u00c5\uff0c\u8fd9\u6bd4{100}\u9762\u4e0a\u7684\u5b54\u5f84\u8981\u5c0f\uff08\u56fe1d\uff09\u3002<\/p>\n

\u7531\u516b\u9762\u4f53\u6676\u4f53\u7684\u5f62\u8c8c\u53ca{222}\u4e0e{200}\u548c{220}\u884d\u5c04\u5cf0\u5f3a\u5ea6\u7684\u6bd4\u8f83\u53ef\u5f97\uff0cCuBTC\u4e3b\u8981\u66b4\u9732{111}\u9762\u3002\u56e0\u6b64\uff0c\u7efc\u5408\u4ee5\u4e0a\u5b9e\u9a8c\u7ed3\u679c\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u4ee5\u4e0b\u53cd\u5e94\u8fc7\u7a0b\uff1a\u5f53CuBTC\u6676\u4f53\u6d78\u5728\u53d6\u4ee3\u6eb6\u6db2\u4e2d\u662f\uff0c\u66b4\u9732\u7684{111}\u9762\u5c06\u4f1a\u963b\u6b62\u6eb6\u5242\u5206\u5b50\u548c\u4e09\u4ef7\u94c1\u7684\u6269\u6563\u3002\u5728Cu2+\u79bb\u5b50\u88ab\u4e09\u4ef7\u94c1\u53d6\u4ee3\u4e4b\u540e\uff0c\u5728CuBTC\u6676\u4f53\u8868\u9762\u5f62\u6210MIL-100\u7eb3\u7c73\u6676\uff0c\u968f\u540e\u7531\u4e8eMIL-100\u5927\u7a97\u53e3\uff0c\u5f62\u6210\u4e86\u6eb6\u5242\u548cFe3+\u7684\u6269\u6563\u901a\u9053\u3002\u6700\u540e\uff0c\u6eb6\u5242\u548cFe3+\u5feb\u901f\u901a\u8fc7{111}\u9762\uff0c\u53d6\u4ee3\u4e34\u8fd1\u7684Cu2+\uff0c\u5f62\u6210MIL-100\u3002<\/p>\n

\"\u56fe\u72473\"<\/p>\n

\u56fe2 CuBTC\u5411MIL-100\u8f6c\u53d8\u8fc7\u7a0b\uff08a\uff09\u4e0d\u540c\u8f6c\u53d8\u65f6\u95f4\uff0c\u5149\u5b66\u663e\u5fae\u955c\u4e0bCuBTC\u7167\u7247\uff08b\uff094\u5c0f\u65f6\u7684\u8f6c\u53d8\u540e\uff0c\u7532\u9187\u7eaf\u5316\u7684CuBTC\/MIL-100\u7684EDS mapping\uff0cFe\/Cu\u6bd4\u4f8b\u662f23.5%\uff08c\uff0912\u5c0f\u65f6\u7684\u8f6c\u53d8\u540e\uff0c\u7532\u9187\u548c\u70ed\u6c34\u7eaf\u5316\u7684CuBTC\/MIL-100\u7684EDS mapping\uff0cCu\/Fe\u6bd4\u4f8b\u662f0.4%\u3002\uff08d\uff09\u66b4\u9732{100}\u9762\u7acb\u65b9CuBTC\u7684SEM\u56fe\uff08e\uff09\u66b4\u9732{111}\u9762\u5c0f\u516b\u9762\u4f53CuBTC\u7684SEM\u56fe\uff08f\uff09\u5728\u8f6c\u53d8\u540e\u7acb\u65b9CuBTC\u548c\u5c0f\u516b\u9762\u4f53CuBTC\u7684XRD\u56fe\u8c31<\/p>\n

\u3010\u8f6c\u53d8\u7684\u666e\u904d\u6027\u3011<\/b><\/strong><\/p>\n

\u4e3a\u4e86\u5c55\u73b0\u8fd9\u79cd\u7b56\u7565\u7684\u591a\u6837\u6027\uff0c\u79d1\u7814\u4eba\u5458\u5c06\u901a\u8fc7Cu2+\u53d6\u4ee3\uff0c\u4f7fMOF-5 \u8f6c\u53d8\u6210CuBDC\uff0c\u901a\u8fc7Fe3+\u53d6\u4ee3\uff0c\u5c06CuBDC\u8f6c\u53d8\u6210MIL-53\u3002\u56e0\u4e3a\u5176\u6e29\u548c\u548c\u73af\u5883\u53cb\u597d\u7684\u53cd\u5e94\u8fc7\u7a0b\uff0c\u8bb8\u591aMOFs\u7684\u5408\u6210\u6761\u4ef6\u88ab\u6781\u5927\u7684\u7b80\u5316\u4e86\uff0c\u8fd9\u5c06\u6709\u5229\u4e8e\u5927\u91cf\u7684\u5408\u6210\u8fd9\u4e9bMOFs\u3002<\/p>\n

\u3010\u8f6c\u53d8\u540eMIL-100\u7684\u6027\u80fd\u3011<\/b><\/strong><\/p>\n

<\/b>\u00a0\"\u56fe\u72474\"<\/b><\/strong><\/p>\n

\"\u56fe\u72475\"<\/p>\n

\u56fe3 MIL-100\u7684\u8868\u5f81\uff08a\uff09N2\u5438\u9644-\u8131\u9644\u7b49\u6e29\u70ed\u529b\u5b66\u66f2\u7ebf\uff08b\uff09\u7531DFT\u8ba1\u7b97\u7684\u5b54\u5f84\u5206\u5e03\uff08c\uff09\u4e0d\u540c\u540e\u5904\u7406\u7684EDS mapping\uff08d,e\uff09\u6240\u5408\u6210\u7684MIL-100 TEM\u7167\u7247 \uff08f,g\uff09\u5728\u5728200\u6444\u6c0f\u5ea6\u7145\u70e74\u5c0f\u65f6\u7684MIL-100 TEM\u7167\u7247\uff08h,i\uff09\u7ecf\u8fc7\u7eaf\u5316\u4ee5\u540e\u7684MIL-100 TEM\u7167\u7247<\/p>\n

\u7531N2\u5438\u9644-\u8131\u9644\u7b49\u6e29\u70ed\u529b\u5b66\u66f2\u7ebf\u5f97\uff0cCuBTC\u7684BET\u6bd4\u8868\u9762\u79ef\u4e3a960 m2 g-1\uff0c\u5b54\u5bb9\u4e3a0.48 cm3 g-1\uff0c\u5728\u8f6c\u53d8\u540e\uff0cBET\u6bd4\u8868\u9762\u79ef\u4e3a1880 m2 g-1\uff0c\u5b54\u5bb9\u4e3a1.07 cm3 g-1\uff0c\u6ede\u540e\u73af\u663e\u793aMIL-100 \u4e2d\u51fa\u73b0\u4e86\u4ecb\u5b54\u3002\u7531DFT\u8ba1\u7b97\u7684\u5b54\u5f84\u5206\u5e03\u66f2\u7ebf\u663e\u793a\u51faMIL-100\u62e5\u6709\u591a\u5c3a\u5ea6\u5b54\u7ed3\u6784\uff0c\u8fd9\u4e0e\u6b64\u524d\u7684\u8bb8\u591a\u7814\u7a76\u7ed3\u679c\u76f8\u543b\u5408\u3002\u4eceMIL-100 TEM\u7167\u7247\u6765\u770b\uff0cMIL-100\u7eb3\u7c73\u6676\u7684\u5927\u5c0f\u572830-60nm\u4e4b\u95f4\uff0c\u8d85\u58f0\u5904\u7406\u540e\uff0cMIL-100\u7eb3\u7c73\u6676\u7d27\u5bc6\u7684\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u800c\u4e0d\u662f\u7b80\u5355\u7684\u805a\u96c6\u3002\u8fd9\u4e9b\u7279\u5f81\u663e\u793a\u51faMIL-100\u662f\u5206\u5c42\u591a\u5b54\u6750\u6599\u3002<\/p>\n

\u6b64\u5916\uff0c\u901a\u8fc7\u4e0d\u5145\u5206\u7684\u7eaf\u5316\u6765\u964d\u4f4e\u6240\u5f97\u5230MOFs\u7684\u5b54\u5f84\uff0c\u5c06Fe\u57fa\u6750\u6599\u9650\u5b9a\u5728\u7a7a\u8154\u4e2d\u3002\u968f\u7740\u7eaf\u5316\u5faa\u73af\u7684\u6b21\u6570\u964d\u4f4e\uff0c\u5438\u9644-\u8131\u9644\u7b49\u6e29\u66f2\u7ebf\u4ecetype-I\/IV \u8f6c\u6362\u4e3atype-II\u3002\u7279\u5b9a\u7684\u6bd4\u8868\u9762\u79ef\u548c\u5b54\u5bb9\u4e5f\u5206\u522b\u964d\u5230\u4e86122 m2 g-1 \u548c0.18 cm3 g-1\u3002\u5b54\u5f84\u4e5f\u51cf\u5c0f\u4e86\u3002<\/p>\n

\u5728\u7532\u9187\u548c\u70ed\u6c34\u4e2d\u7eaf\u5316\u4ee5\u540e\uff0cMIL-100\u4e0a\u7684\u6c2f\u7684\u542b\u91cf\u4ece10.2%\u964d\u52300.2%\u3002\u7531\u6b64\u53ef\u5f97\uff0c\u6240\u5408\u6210\u7684MIL-100\u88ab\u65e0\u5b9a\u5f62\u7684FeCl3\u6240\u5360\u636e\uff0c\u8fd9\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u8f6c\u5316\u540eMOFs\u7684\u5b54\u3002\u4e3a\u4e86\u8fdb\u4e00\u6b65\u786e\u5b9aMIL-100\u7a7a\u8154\u5185\u6709FeCl3\uff0c\u5c06MIL-100\u5728400\u2103\u4e0b\u7145\u70e741\u5c0f\u65f6\uff0c\u7ed3\u679c\u663e\u793a\u6c2f\u7684\u542b\u91cf\u663e\u8457\u51cf\u5c11\uff0cXRD\u56fe\u8c31\u4e2d\u770b\u5230\u4e86Fe2O3\u7684\u65b0\u884d\u5c04\u5cf0\u3002\u8fdb\u4e00\u6b65\u67e5\u660e\u4e09\u6c2f\u5316\u94c1\u548cMIL-100\u7684\u7ed3\u6784\u5f62\u6210\uff0c\u5bf9\u4e0d\u540c\u5904\u7406\u7684MIL-100\u7528TEM\u8868\u5f81\uff08\u56fe3d-i\uff09\u3002\u6b64\u5916\uff0cMOFs\u7a7a\u8154\u4e2d\u7684\u7eb3\u7c73\u56e2\u7c07\u5c06\u6709\u5229\u4e8e\u5bf9MOFs\u6539\u6027\uff0c\u5b54\u5f84\u7684\u51cf\u5c0f\u5c06\u5bf9\u4e8e\u5206\u5b50\u7b5b\u7684\u6027\u80fd\u5f88\u91cd\u8981\u3002<\/p>\n

\u3010MOF<\/b><\/strong>\u819c<\/b><\/strong>\u7684\u8f6c\u53d8<\/b><\/strong>\u53ca\u5176\u6027\u80fd<\/b><\/strong>\u3011<\/b><\/strong><\/p>\n

<\/b>\"\u56fe\u72476\"\u00a0<\/b><\/strong><\/p>\n

\"\u56fe\u72477\"<\/p>\n

\u56fe4 CuBTC\u819c\u8f6c\u53d8\u53ca\u5176\u6027\u80fd\uff08a-c\uff09\u5206\u522b\u4e3a\u539f\u59cbCuBTC\u819c\u3001CuBTC\/MIL-100\u819c\u3001\u7eaf\u5316\u540eCuBTC\/MIL-100\u819cSEM\u56fe\uff08d,e\uff09CuBTC\u819c\u3001CuBTC\/MIL-100\u819c\u6c14\u4f53\u7a7f\u900f\u6027\u548c\u9009\u62e9\u6027\uff08f\uff09\u6e29\u5ea6\u5bf9CuBTC\/MIL-100\u819cH2\u7a7f\u900f\u6027\u548cH2\/CO2 \u548cH2\/N2\u9009\u62e9\u6027\u5f71\u54cd\uff08g\uff09\u51e0\u79cd\u819c\u5bf9H2\/N2\u9009\u62e9\u6027\u6bd4\u8f83<\/p>\n

\u56fe4\uff08a-c\uff09\u5206\u522b\u5c55\u793a\u4e86CuBTC\u819c\u3001\u6240\u5408\u6210\u7684CuBTC\/MIL-100\u819c\u53ca\u7eaf\u5316\u540e\u7684CuBTC\/MIL-100\u819c\u7684SEM\u56fe\u3002\u7ea620\u03bcm\u7684\u8fde\u7eed\u7684CuBTC\u5c42\u751f\u957f\u5728\u57fa\u5e95\u4e0a\uff0c\u6676\u4f53\u7684\u516b\u9762\u4f53\u5f62\u6001\u8868\u660eCuBTC\u819c\u4e3b\u8981\u66b4\u9732{111}\u9762\u3002\u8f6c\u53d8\u540e\uff0c\u7531\u4e8e\u4e09\u6c2f\u5316\u94c1\u6b8b\u4f59\u4f7f\u5f97\u5408\u6210\u7684CuBTC\/ MIL-100\u819c\u4f3c\u4e4e\u53d8\u5f97\u66f4\u81f4\u5bc6\u3002\u7136\u800c\uff0c\u9664\u53bb\u4e09\u6c2f\u5316\u94c1\u540e\uff0c\u5927\u91cf\u7684\u7684MIL-100\u7eb3\u7c73\u9897\u7c92\u5728\u7eaf\u5316\u7684CuBTC\/ MIL-100\u819c\u7684\u6a2a\u622a\u9762\u751f\u6210\u3002<\/p>\n

\u8be5CuBTC\u819c\u8868\u73b0\u51faH2<\/sub>\u7684\u6e17\u900f\u6027\u4ee5\u53ca\u57285.5-6.5\u8303\u56f4\u7684H2<\/sub>\/ Xn\u4e2d\u7684\u9009\u62e9\u6027\uff08Xn\uff1a\u5176\u4ed6\u6c14\u4f53\uff09\uff08\u56fe4d-e\uff09\uff0c\u8fd9\u4e0e\u6b64\u524d\u7684\u62a5\u9053\u662f\u57fa\u672c\u543b\u5408\u7684\u3002\u5bf9\u4e8e\u8f6c\u53d8\u7684CuBTC\/ MIL-100\u819c\uff0c\u6240\u6709\u6c14\u4f53\u7684\u6e17\u900f\u6027\u5747\u5c0f\u4e8eCuBTC\u819c\uff0c\u6700\u5927\u7684H2\u6e17\u900f\u6027\u4e3a8.8\u00d710-8<\/sup>\u00a0mol m–<\/sup>2<\/sup>\u00a0s-1<\/sup>\u00a0Pa-1<\/sup>\u3002\u7136\u800c\u5176\u5bf9\u4e8eH2\/CO2, H2\/O2, H2\/N2\u548cH2\/CH4\u7684\u9009\u62e9\u6027\u6709\u5f88\u5927\u7684\u63d0\u5347\u3002\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\uff0c\u5176\u5bf9\u4e8eH2\u7684\u6e17\u900f\u6027\u548cH2\/CO2, H2\/N2\u7684\u9009\u62e9\u6027\u90fd\u6709\u4e0d\u540c\u7a0b\u5ea6\u7684\u63d0\u5347\uff08\u56fe4f\uff09\u3002\u76f8\u6bd4\u591a\u5b54\u6cb8\u77f3\u548c\u4f20\u7edf\u7684MOF\u819c\uff0c\u8f6c\u53d8\u5f97\u5230\u7684CuBTC\/ MIL-100\u819c\u5177\u6709\u66f4\u52a0\u4f18\u5f02\u7684\u6c14\u4f53\u9009\u62e9\u6027\u3002<\/p>\n

\u56e0\u4e3aMOF\u6750\u6599\u7684\u5b54\u5f84\u53ef\u88c1\u526a\u548c\u819c\u5408\u6210\u7684\u591a\u6837\u6027\uff0c\u6211\u4eec\u8bbe\u60f3\u4f1a\u6709\u4e00\u4e9b\u6700\u4f73\u7684MOFs\u6750\u6599\u548c\u9002\u5f53\u7684\u5236\u5907\u6761\u4ef6\uff0c\u5177\u6709\u8f83\u5c0f\u7684\u539a\u5ea6\u548c\u66f4\u597d\u7684\u5206\u79bb\u6027\u80fd\u7684\u819c\u53ef\u4ee5\u901a\u8fc7\u8f6c\u5316\u5728\u672a\u6765\u5b9e\u73b0\u3002<\/p>\n

\u7ed3\u8bba\u4e0e\u5c55\u671b<\/b><\/strong><\/p>\n

\u57fa\u4e8e\u591a\u4ef7\u9633\u79bb\u5b50\u53d6\u4ee3\uff0c\u5b9e\u73b0\u4e86\u4e0d\u540c\u7cfb\u5217\u7684MOF\u819c\u548c\u9897\u7c92\u7684\u5b8c\u5168\u8f6c\u5316\u548c\u8fde\u63a5\u3002\u901a\u8fc7\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u4e0d\u7a33\u5b9a\u5bb9\u6613\u5408\u6210\u7684MOF\u9897\u7c92\u8f6c\u5316\u4e3a\u7a33\u5b9a\u4f46\u4e0d\u6613\u5408\u6210\u7684\u5b8c\u5168\u4e0d\u540c\u62d3\u6251\u7ed3\u6784\u7684MOFs\uff0c\u4e14\u8f6c\u53d8\u540e\u7684CuBTC\/MIL-100\u819c\u5177\u6709\u8f83\u597d\u7684\u6c14\u4f53\u9009\u62e9\u6027\u80fd\u3002\u8be5\u65b9\u6cd5\u53ef\u4ee5\u66f4\u4e00\u822c\u5730\u7528\u4e8e\u5408\u6210\u5404\u79cd\u5177\u6709\u5e7f\u6cdb\u5e94\u7528\u6f5c\u529b\u7684MOF\u819c\u548c\u9897\u7c92\u3002<\/p>\n

\u8be5\u7814\u7a76\u6210\u679c\u5df2\u53d1\u8868\u5728\u8fd1\u671f\u7684Nature communications\u4e0a\uff0c\u8bba\u6587\u94fe\u63a5\uff1aTransformation of metal-organic frameworks for molecular sieving membranes<\/a><\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4ebaMOF\u5b66\u672f\u5c0f\u7ec4\u6731\u5fb7\u6770\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n

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