{"id":190825,"date":"2019-12-03T06:30:56","date_gmt":"2019-12-02T22:30:56","guid":{"rendered":"\/\/m.iemloyee.com\/?p=190825"},"modified":"2019-12-02T15:49:27","modified_gmt":"2019-12-02T07:49:27","slug":"%e3%80%90%e5%b7%b2%e6%a0%a1%e7%a8%bf%e3%80%91%e6%b8%85%e5%8d%8e%e5%a4%a7%e5%ad%a6%e6%9d%8e%e6%98%a5adv-funct-mater-%e7%8e%af%e5%a2%83%e7%a8%b3%e5%ae%9a%e6%80%a7%e3%80%81%e5%af%bc%e7%94%b5%e6%80%a7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=190825","title":{"rendered":"\u6e05\u534e\u5927\u5b66\u674e\u6625Adv. Funct. Mater.: \u73af\u5883\u7a33\u5b9a\u6027\u3001\u5bfc\u7535\u6027\u53ca\u673a\u68b0\u6027\u80fd\u4f18\u5f02\u7684\u7eaf\u4e8c\u7ef4\u78b3\u5316\u949bMXene\u8584\u819c"},"content":{"rendered":"
\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n 2011\u5e74Yury Gogotsi\u6559\u6388\u4e0eMichael Barsoum\u6559\u6388\u9996\u6b21\u5c06\u949b\u78b3\u5316\u94dd\uff08Ti3<\/sub>AlC2<\/sub> MAX\u76f8\uff09\u4e2d\u7684Al\u539f\u5b50\u5c42\u5728\u6c22\u6c1f\u9178\u4f53\u7cfb\u4e2d\u523b\u8680\u5f97\u5230\u4e8c\u7ef4\u78b3\u5316\u949b\uff08Ti3<\/sub>C2<\/sub>Tx<\/sub>\uff09\u7eb3\u7c73\u7247\u5c42\u3002\u76ee\u524d\uff0c\u4eba\u4eec\u5df2\u7ecf\u5408\u6210\u6570\u5341\u79cd\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u78b3\/\u6c2e\u5316\u7269\uff08MXenes\uff09\uff0c\u4f5c\u4e3a\u6700\u5e38\u88ab\u7814\u7a76\u7684MXene\uff0c\u7531\u4e8eTi3<\/sub>C2<\/sub>Tx<\/sub>\uff08T\u4ee3\u8868\u8868\u9762\u5316\u5b66\u57fa\u56e2\uff0c\u5982-F\u3001-OH\u548c-O\uff09\u5177\u6709\u91d1\u5c5e\u78b3\u5316\u7269\u6838\u5fc3\u548c\u8868\u9762\u542b\u6c27\u5b98\u80fd\u56e2\uff0c\u4f7f\u5f97\u5176\u540c\u65f6\u5177\u6709\u91d1\u5c5e\u5bfc\u7535\u6027\u548c\u6eb6\u89e3\u52a0\u5de5\u6027\u3002Ti3<\/sub>C2<\/sub>Tx<\/sub>\u53ef\u4ee5\u901a\u8fc7\u62bd\u6ee4\u8bf1\u5bfc\u7ec4\u88c5\u3001\u6e7f\u6cd5\u7eba\u4e1d\u3001\u751a\u81f33D\u6253\u5370\u7b49\u6eb6\u6db2\u52a0\u5de5\u65b9\u6cd5\u8fdb\u884c\u7ec4\u88c5\uff0c\u4ee5\u5236\u5907\u5b8f\u89c2\u7ec4\u88c5\u4f53\u7528\u4e8e\u50a8\u80fd\u5668\u4ef6\u3001\u8584\u819c\u7535\u5b50\u5668\u4ef6\u3001\u7535\u50ac\u5316\u548c\u7535\u78c1\u5e72\u6270\uff08EMI\uff09\u5c4f\u853d\u6750\u6599\u7b49\u3002<\/p>\n \u7136\u800c\uff0cTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u6750\u6599\u5728\u7535\u78c1\u5c4f\u853d\u4ee5\u53ca\u5bfc\u7535\u7535\u6781\u7684\u5e94\u7528\u5b58\u5728\u4e24\u4e2a\u95ee\u9898\uff1a\u8f83\u5f31\u7684\u673a\u68b0\u6027\u80fd\u4ee5\u53ca\u8f83\u5dee\u7684\u6c34\u6c27\u7a33\u5b9a\u6027\u3002\u8fd9\u662f\u7531\u4e8eTi3<\/sub>C2<\/sub>Tx<\/sub>\u8868\u9762\u88abTi(II)\u6216Ti(III)\u7684\u6c27\u5316\u7269\/\u6c22\u6c27\u5316\u7269\/\u6c1f\u5316\u7269\u8986\u76d6\uff0c\u5373\u4f7f\u5728\u6709\u6c27\u6c14\u7684\u6f6e\u6e7f\u73af\u5883\u4e2d\u4e5f\u5bb9\u6613\u88ab\u5b8c\u5168\u6c27\u5316\u6210Ti(IV)\u6c27\u5316\u7269\uff1b\u800c\u5728Ti3<\/sub>C2<\/sub>Tx<\/sub>\u819c\u4e2d\uff0c\u8f83\u5dee\u7684\u6c34\u7a33\u5b9a\u6027\u901a\u8fc7\u4fc3\u8fdbH2<\/sub>O\/O2<\/sub>\u5411\u8584\u819c\u5185\u90e8\u7684\u63d2\u5c42\u6269\u6563\u8fdb\u4e00\u6b65\u52a0\u901f\u4e86Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7684\u6c27\u5316\u964d\u89e3\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u5c42\u95f4\u6c34\u5206\u5b50\u7684\u5b58\u5728\u524a\u5f31\u4e86Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7247\u5c42\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\uff0c\u4f7f\u5f97\u6240\u5f97\u5230\u7684\u8584\u819c\u673a\u68b0\u5f3a\u5ea6\u4e0d\u7406\u60f3\uff0c\u5176\u5e94\u7528\u53d7\u5230\u4e00\u5b9a\u7684\u9650\u5236\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u6700\u8fd1\uff0c\u6e05\u534e\u5927\u5b66\u674e\u6625\u526f\u6559\u6388<\/strong>\u56e2\u961f\u62a5\u9053\u4e86\u4e00\u79cd\u5bfc\u7535\u6027\u3001\u673a\u68b0\u5f3a\u5ea6\u548c\u73af\u5883\u7a33\u5b9a\u6027\u5168\u90e8\u663e\u8457\u63d0\u9ad8\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u5236\u5907\u65b9\u6cd5\u3002\u7814\u7a76\u8005\u4eec\u53d1\u73b0Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u4e0a\u8ff0\u6027\u80fd\u5747\u4e0e\u5c42\u95f4\u5b58\u5728\u7684\u63d2\u5c42\u5242\u5982Li+<\/sup>\u5b58\u5728\u5bc6\u5207\u7684\u5173\u7cfb\uff0c\u8fd9\u4e9b\u5728\u5265\u79bb\u5236\u5907Ti3<\/sub>C2<\/sub>Tx<\/sub>\u65f6\u5f15\u5165\u7684\u5916\u6e90\u63d2\u5c42\u5242\u4f7fTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u5bfc\u7535\u6027\u3001\u529b\u5b66\u5f3a\u5ea6\u4ee5\u53ca\u6c34\u63d2\u5c42\u7a33\u5b9a\u6027\u53d8\u5dee\u3002\u8fdb\u4e00\u6b65\u5730\uff0c\u7814\u7a76\u8005\u4eec\u63d0\u51fa\u4e86\u91c7\u7528\u8d28\u5b50\u9178\u6eb6\u6db2\u5316\u5b66\u5904\u7406\u7684\u65b9\u6cd5\u6765\u4ea4\u6362Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7eb3\u7c73\u7247\u5c42\u4e0a\u5438\u9644\u7684\u63d2\u5c42\u5242\uff0c\u4ece\u800c\u5f97\u5230\u4e0d\u542b\u5916\u6e90\u63d2\u5c42\u5242\u7684\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\uff08pristine Ti3<\/sub>C2<\/sub>Tx<\/sub> films\uff09\u3002\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u7535\u5bfc\u7387\u6bd4\u672a\u7ecf\u8fc7\u8d28\u5b50\u9178\u524d\u5904\u7406\u7684\u8584\u819c\u9ad8\u51fa\u4e24\u500d\u4ee5\u4e0a\uff0810400 S cm-1<\/sup> vs 4620 S cm-1<\/sup>\uff09\uff0c\u529b\u5b66\u5f3a\u5ea6\u548c\u5e94\u53d8\u80fd\u6700\u9ad8\u5206\u522b\u9ad8\u51fa11\u500d\u548c32\u500d\uff08112 MPa, 1480 kJ m-3<\/sup>\uff0cvs 10 MPa, 45 kJ m-3<\/sup>\uff09\u3002\u540c\u65f6\uff0c\u5728\u6c34\u6c27\u73af\u5883\u7684\u957f\u671f\u5b58\u653e\u8fc7\u7a0b\u4e2d\uff0c\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u7535\u5bfc\u7387\u548c\u673a\u68b0\u5b8c\u6574\u6027\u4e5f\u4fdd\u6301\u5f97\u8f83\u597d\u3002\u4f5c\u8005\u8ba4\u4e3a\uff0c\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u7684\u673a\u68b0\u6027\u80fd\u548c\u7535\u5bfc\u7387\u7684\u63d0\u9ad8\u6765\u6e90\u4e8eTi3<\/sub>C2<\/sub>Tx<\/sub>\u7247\u5c42\u95f4\u76f8\u4e92\u4f5c\u7528\u7684\u589e\u5f3a\uff0c\u800c\u5916\u6e90\u63d2\u5c42\u5242\u7684\u79fb\u9664\u53ef\u4ee5\u963b\u65adH2<\/sub>O\/O2<\/sub>\u7684\u63d2\u5c42\u800c\u4f7f\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u819c\u5728\u6c34\u6c27\u73af\u5883\u4e0b\u4fdd\u6301\u7a33\u5b9a\u3002\u8fd9\u79cd\u65b9\u6cd5\u5236\u5907\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u6750\u6599\u5728\u7535\u78c1\u5e72\u6270\u5c4f\u853d\u7b49\u5b9e\u9645\u5e94\u7528\u4e2d\u66f4\u5177\u7ade\u4e89\u529b\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201cPristine Titanium Carbide MXene Films with Environmentally Stable Conductivity and Superior Mechanical Strength\u201d<\/strong>\u53d1\u8868\u4e8eAdv. Funct. Mater.<\/strong>\u671f\u520a\u4e0a\uff0c\u8bba\u6587\u7b2c\u4e00\u4f5c\u8005\u4e3a\u535a\u58eb\u751f\u9648\u6cd3\u6b66\u3002<\/strong><\/p>\n \u00a0<\/strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u00a0<\/strong>\u56fe\u4e00\u3001<\/strong>Ti3<\/sub>C2<\/sub>Tx<\/sub><\/strong>\u7eb3\u7c73\u7247\u7684\u8868\u5f81\u53ca<\/strong>Ti3<\/sub>C2<\/sub>Tx<\/sub><\/strong>\u7ec4\u88c5\u4f53\u7684\u5f62\u8c8c<\/strong><\/p>\n \uff08a\uff09\u5728\u591a\u5b54\u6c27\u5316\u94dd\u6a21\u677f\u4e0a\u6c89\u79ef\u7684\u76b1\u8936Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7eb3\u7c73\u7247\uff0cSEM\u56fe\uff1b<\/p>\n \uff08b\uff09Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7eb3\u7c73\u7247\u7684\u6a2a\u5411\u5c3a\u5bf8\u5206\u6790\uff1b<\/p>\n \uff08c~d\uff09Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7eb3\u7c73\u7247\u548c\u8d28\u5b50\u9178\u5904\u7406\u540eTi3<\/sub>C2<\/sub>Tx<\/sub>\u7eb3\u7c73\u7247\u7ec4\u88c5\u4f53\u7684SEM\u56fe\uff1b<\/p>\n \uff08e~f\uff09\u78b3\u7eb3\u7c73\u7ba1\u819c\u4e0a\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7eb3\u7c73\u7247\u548c\u5fae\u6805\u4e0a\u8d1f\u8f7d\u7684\u8d28\u5b50\u8bf1\u5bfcTi3<\/sub>C2<\/sub>Tx<\/sub>\u7ec4\u88c5\u4f53\u7684TEM\u56fe\u3002<\/p>\n \u56fe\u4e8c\u3001\u8d28\u5b50\u9178\u6d53\u5ea6\u5bf9\u4e8e<\/strong>Ti3<\/sub>C2<\/sub>Tx<\/sub><\/strong>\u8584\u819c\u7ed3\u6784\u7684\u5f71\u54cd<\/strong><\/p>\n \uff08a\uff09XRD\u56fe\u8c31\uff1b<\/p>\n \uff08b\uff09\uff08a\uff09\u4e2d002\u884d\u5c04\u5cf0\u4f4d\u7f6e\uff1b<\/p>\n \uff08c\uff09ICP-OES\u6cd5\u6d4b\u5b9a\u539f\u6db2\u548c\u8d28\u5b50\u9178\u8bf1\u5bfc\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u7c89\u4f53\u6216\u819c\u4e2d\u7684Li\u542b\u91cf\uff1b<\/p>\n \uff08d~e\uff09\u539f\u59cb\u30010.1\u548c1.0 M H+<\/sup>\u8bf1\u5bfc\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u819c\u7684FT-IR\u548cTGA\u8868\u5f81\u7ed3\u679c\u3002<\/p>\n \u56fe\u4e09\u3001<\/strong>\u539f\u59cb\u548c\u7eaf<\/strong>Ti3<\/sub>C2<\/sub>Tx<\/sub><\/strong>\u8584\u819c\u7684\u5f62\u6001\u548c\u8868\u89c2\u5bc6\u5ea6<\/strong><\/p>\n \uff08a~b\uff09\u539f\u59cb\u548c0.1 M H+<\/sup>\u8bf1\u5bfc\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u5916\u89c2\u548c\u6a2a\u622a\u9762SEM\u56fe\uff1b<\/p>\n \uff08c\uff09Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u8868\u89c2\u5bc6\u5ea6\uff1b<\/p>\n \uff08d\uff09\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u5236\u5907\u6d41\u7a0b\u548c\u7ed3\u6784\u7279\u70b9\uff0c\u4ee5\u53ca\u4e0e\u539f\u59cbTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u6bd4\u8f83\uff0c\u5176\u4e2d\u51e0\u4e4e\u4e0d\u5b58\u5728\u5916\u6e90\u63d2\u5c42\u5242\uff0c\u4ee5\u53ca\u5177\u6709\u8f83\u5c11\u7684\u5c42\u95f4\u6c34\u5206\u5b50\u3002<\/p>\n \u56fe\u56db\u3001<\/strong>\u539f\u59cb\u548c\u7eaf<\/strong>Ti3<\/sub>C2<\/sub>Tx<\/sub><\/strong>\u8584\u819c\u7684\u6750\u6599\u6027\u80fd<\/strong><\/p>\n \uff08a\uff09\u7528\u771f\u7a7a\u8f85\u52a9\u8fc7\u6ee4\u6cd5\u5236\u5907\u9762\u79ef\u5bc6\u5ea6\u4e3a3 mg cm-2<\/sup>\u7684\u539f\u59cb\u548c\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u6548\u7387\uff1b<\/p>\n \uff08b\uff09Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u5728\u4e0d\u540c\u73af\u5883\u6761\u4ef6\u4e0b\u7684\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\uff1b<\/p>\n \uff08c\uff09\u7531\u5e94\u53d8-\u5e94\u529b\u66f2\u7ebf\u8ba1\u7b97\u5f97\u5230\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u65ad\u88c2\u80fd\u91cf\u7edf\u8ba1\u7ed3\u679c\uff1b<\/p>\n \uff08d\uff09\u6240\u5236\u5907\u7684\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u4e0e\u5df2\u62a5\u9053\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u57fa\u8584\u819c\u6750\u6599\u7684\u673a\u68b0\u5f3a\u5ea6\u548c\u7535\u5bfc\u7387\u7684\u6bd4\u8f83\u3002<\/p>\n \u00a0<\/strong>\u56fe\u4e94\u3001<\/strong>\u539f\u59cb\u548c\u7eaf<\/strong>Ti3<\/sub>C2<\/sub>Tx<\/sub><\/strong>\u8584\u819c\uff08<\/strong>0.1 M H+<\/sup><\/strong>\u8bf1\u5bfc\uff09\u7684\u73af\u5883\u7a33\u5b9a\u6027<\/strong><\/p>\n \uff08a\uff09Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7ecf\u4e0d\u540c\u5904\u7406\u540e\u7684XRD\u56fe\u8c31\uff1b<\/p>\n \uff08b~c\uff09\u57280%\u548c100% RH\u73af\u5883\u4e0b\uff0c\u4e24\u5468\u5185Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7535\u5bfc\u7684\u53d8\u5316\uff1b<\/p>\n \uff08d\uff09\u5728\uff08c\uff09\u4e2d\u6240\u793a\u7684100% RH\u73af\u5883\u4e2d\u50a8\u5b58\u4e24\u5468\u540eTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u7684\u673a\u68b0\u5b8c\u6574\u6027\uff1b<\/p>\n \uff08e\uff09\u5bf9Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u5728\u53bb\u79bb\u5b50\u6c34\u4e2d\u7684\u7a33\u5b9a\u6027\u8fdb\u884c\u4e86\u5b9e\u9a8c\u3002\u5728\u6b64\u4e4b\u540e\uff0c\u7eafTi3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u4e0d\u4ec5\u57281\u5206\u949f\u7684\u8d85\u58f0\u6d74\u5904\u7406\u4e0b\u4fdd\u6301\u4e86\u673a\u68b0\u5b8c\u6574\u6027\uff0c\u4e14\u5728\u5e72\u71e5\u72b6\u6001\u4e0b\u7684\u5bfc\u7535\u7387\uff085100 S cm-1<\/sup>\uff09\u4e5f\u9ad8\u4e8e\u539f\u59cb\u8584\u819c\u7684\u521d\u59cb\u503c\uff084620 S cm-1<\/sup>\uff09\u3002<\/p>\n \u00a0<\/strong>\u56fe\u516d\u3001<\/strong>\u539f\u59cb\u548c\u7eaf<\/strong>Ti3<\/sub>C2<\/sub>Tx<\/sub><\/strong>\u8584\u819c\uff08<\/strong>0.1 M H+<\/sup><\/strong>\u8bf1\u5bfc\uff09\u7684<\/strong>EMI<\/strong>\u5c4f\u853d\u6027\u80fd<\/strong><\/p>\n \uff08a~b\uff09\u4e0d\u540c\u539a\u5ea6\u7684Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u5728X\u6ce2\u6bb5\u9891\u7387\u8303\u56f4\uff088.2-12.4 GHz\uff09\u7684EMI \u5c4f\u853d\u6548\u7387\uff1b<\/p>\n \uff08c\uff09\u7406\u8bba\u5c4f\u853d\u6548\u7387\uff08\u7531Simon\u516c\u5f0f\u8ba1\u7b97\uff09\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u7684\u6bd4\u8f83\uff1b<\/p>\n \uff08d\uff09Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u6837\u54c1\u7684SER<\/sub>\u548cSEA<\/sub>\uff08\u5e73\u5747\u503c\uff09\uff1b<\/p>\n \uff08e\uff09\u5404\u79cd\u6750\u6599\u5728\u4e0d\u540c\u539a\u5ea6\u4e0b\u7684\u7535\u78c1\u5e72\u6270\u5c4f\u853d\u6027\u80fd\u6bd4\u8f83\u3002<\/p>\n \u00a0<\/strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u7efc\u4e0a\u6240\u8ff0\uff0c\u4f5c\u8005\u5f00\u53d1\u4e86\u4e00\u79cd\u53bb\u9664Ti3<\/sub>C2<\/sub>Tx<\/sub>\u8584\u819c\u6750\u6599\u4e2d\u5916\u6e90\u63d2\u5c42\u5242\u7684\u5316\u5b66\u5904\u7406\u65b9\u6cd5\uff0c\u5236\u5907\u4e86\u5bfc\u7535\u6027\u3001\u673a\u68b0\u5f3a\u5ea6\u548c\u73af\u5883\u7a33\u5b9a\u6027\u663e\u8457\u63d0\u9ad8\u7684\u7eafTi
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