{"id":160471,"date":"2018-11-29T06:30:41","date_gmt":"2018-11-28T22:30:41","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=160471"},"modified":"2019-04-26T18:16:18","modified_gmt":"2019-04-26T10:16:18","slug":"%e4%b8%87%e5%ad%97%e9%95%bf%e6%96%87%ef%bc%9a%e5%b8%a6%e4%bd%a0%e4%bb%8e%e5%88%b6%e5%a4%87%e5%88%b0%e5%ba%94%e7%94%a8%e5%85%a8%e9%9d%a2%e4%ba%86%e8%a7%a3%e4%ba%8c%e7%bb%b4%e8%bf%87%e6%b8%a1%e9%87%91","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=160471","title":{"rendered":"\u4e07\u5b57\u957f\u6587\uff1a\u5e26\u4f60\u4ece\u5236\u5907\u5230\u5e94\u7528\u5168\u9762\u4e86\u89e3\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\uff08TMDC\uff09"},"content":{"rendered":"

\u6458\u8981<\/b><\/strong><\/p>\n

\u8fd9\u4e9b\u5e74\u6765,\u77f3\u58a8\u70ef\u7531\u4e8e\u5176\u72ec\u7279\u7684\u5c42\u72b6\u7ed3\u6784\u548c\u7535\u5b66\u7279\u6027\u5df2\u7ecf\u6210\u4e3a\u56fd\u5185\u5916\u5173\u6ce8\u7684\u7126\u70b9.\u968f\u7740\u77f3\u58a8\u70ef\u7814\u7a76\u7684\u5feb\u901f\u53d1\u5c55\u53ca\u6750\u6599\u5236\u5907\u6280\u672f\u7684\u4e0d\u65ad\u9769\u65b0,\u5176\u4ed6\u5177\u6709\u4e8c\u7ef4\u5c42\u72b6\u7ed3\u6784\u7279\u5f81\u7684\u6750\u6599,\u5982\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269(Transition-Metal Sulfdes, TMDC),\u4e5f\u88ab\u9010\u6e10\u7814\u7a76\u5e76\u5e94\u7528. \u4e0e\u77f3\u58a8\u70ef\u7c7b\u4f3c, TMDC\u62e5\u6709\u8bf8\u591a\u4f18\u826f\u7684\u7279\u6027,\u4f8b\u5982\u826f\u597d\u7684\u673a\u68b0\u67d4\u97e7\u6027\u548c\u70ed\u7a33\u5b9a\u6027\u3001\u7279\u522b\u662f\u5728\u7535\u5316\u5b66\u80fd\u91cf\u50a8\u5b58\u8f6c\u5316\uff0c\u4ee5\u53ca\u5728\u5149\u5b66\u3001\u7535\u5b66\u5668\u4ef6\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528.\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5173\u4e8eTMDC\u7684\u6700\u65b0\u53d1\u5c55\u4ee5\u53ca\u76f8\u5173\u7684\u5408\u6210\u65b9\u6cd5\uff0c\u5bf9\u63a7\u5236\u548c\u5408\u6210TMDC \u76f8\u5173\u673a\u7406\u7684\u9610\u8ff0.\u6b64\u5916\uff0c\u6211\u4eec\u8fd8\u5c06\u8ba8\u8bbaTMDC\u7684\u529f\u80fd\u7279\u6027\u4ee5\u53ca\u5e94\u7528.\u6700\u540e\uff0c\u5bf9 TMDC\u6750\u6599 \u8fdb\u884c\u603b\u7ed3\u4e0e\u5c55\u671b. \u00a0\u00a0<\/p>\n

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1.\u5f15\u8a00<\/strong><\/p>\n

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\u8fd1\u5e74\u6765\uff0c\u57fa\u4e8eTMDC\u7684\u7eb3\u7c73\u6750\u6599\u5728\u7535\u5316\u5b66\u80fd\u91cf\u50a8\u5b58\u53ca\u8f6c\u5316\uff0c\u96c6\u6210\u7535\u8def\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528.\u4e3b\u8981\u662fTMDC\u6709\u4ee5\u4e0b\u7684\u4f18\u52bf.1\uff09\u56e0\u4e3a\u7535\u5316\u5b66\u53cd\u5e94\u603b\u662f\u53d1\u751f\u5728\u8868\u9762\u6216\u8005\u754c\u9762\u5904\uff0c\u800cTMDC\u6750\u6599\u6709\u7740\u8f83\u5927\u7684\u6bd4\u8868\u9762\u79ef\u548c\u539f\u5b50\u66dd\u5149\u7387\uff0c\u4f8b\u5982\uff0cTMDC\u7684\u5927\u7684\u8868\u9762\u79ef\u4e3a\u9759\u7535\u573a\u5438\u9644\u79bb\u5b50\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u4f4d\u70b9\uff0c\u4e3a\u9ad8\u53cc\u7535\u5c42\u7535\u5bb9\u7684\u5f62\u6210\u63d0\u4f9b\u4e86\u6761\u4ef6.\u5728HER\u53cd\u5e94\u8fc7\u7a0b\u4e2d\uff0c\u672a\u9971\u548c\u786b\u539f\u5b50\u5728MoS2<\/sub>\u4e2d\u5145\u5f53\u50ac\u5316\u70b914<\/sup><\/a>.2\uff09TMDC\u6750\u6599\u8d85\u8584\u7684\u7ed3\u6784\u80fd\u591f\u5c06\u8f7d\u6d41\u5b50\u9650\u5236\u5728\u754c\u9762\u76841nm\u7a7a\u95f4\u5185\uff0c\u8fd9\u6837\u80fd\u591f\u6709\u6548\u5730\u6291\u5236\u6676\u4f53\u7ba1\u7684\u77ed\u6c9f\u9053\u6548\u5e94\uff0c\u4ece\u800c\u964d\u4f4e\u5668\u6750\u7684\u635f\u8017.2016\u5e74\uff0c\u52a0\u5dde\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821\u7684AliJavey\u7b49\u5728\u300aScience\u300b\u53d1\u8868\u8bba\u658715<\/sup><\/a>\uff0c\u5b9e\u73b0\u4e86\u6805\u957f\u4e3a1nm\u7684MoS2<\/sub>\u573a\u6548\u5e94\u6676\u4f53\u7ba1\uff08FET\uff09\uff0c\u5f00\u5173\u6bd4\u8fbe\u5230\u4e86106<\/sup>.<\/p>\n

\u672c\u6587\u4e3b\u8981\u9488\u5bf9\u51e0\u4e2a\u95ee\u9898\u8fdb\u884c\u603b\u7ed3\u8ba8\u8bba.\u7b2c\u4e00\u90e8\u5206\uff0c\u4ecb\u7ecd\u4e00\u4e9bTMDC\u6750\u6599\u7684\u5178\u578b\u5236\u5907\u65b9\u6cd5.\u7b2c\u4e8c\u90e8\u5206\u4ee5\u8ba8\u8bbaTMDC\u4e2d\u7684\u5e94\u7528\u524d\u666f\u4e3a\u4e3b\uff0c\u91cd\u70b9\u5173\u6ce8\u6750\u6599\u7684\u529f\u80fd\u53ca\u5176\u4e0e\u6027\u80fd.\u7b2c\u4e09\u90e8\u5bf9TMDC\u6750\u6599\u76ee\u524d\u5b58\u5728\u7684\u6311\u6218\u4e0e\u673a\u9047\u8fdb\u884c\u603b\u7ed3\u4e0e\u5c55\u671b.<\/p>\n

2.\u5236\u5907\u65b9\u6cd5<\/strong><\/p>\n

\u8fc4\u4eca\u4e3a\u6b62\uff0c\u5bf9TMDC\u6750\u6599\u7684\u5236\u5907\u5df2\u7ecf\u6709\u8bb8\u591a\u6709\u89c1\u5730\u7684\u8bc4\u8bba\u603b\u7ed3.\u4e00\u822c\u800c\u8a00\uff0c\u8fd9\u6837\u5236\u5907\u65b9\u6cd5\u53ef\u4ee5\u7b80\u5355\u5730\u603b\u7ed3\u4e3a\u5316\u5b66\u6c14\u76f8\u6c89\u79ef\u6cd5\uff08CVD)\u3001\u6c34\u70ed\u6cd5(Hydro(solvo)Sythesis)\u3001\u9759\u7535\u7eba\u4e1d\uff08Electrospinning\uff09\u3001\u5265\u79bb\u6cd5\u3001\u6eb6\u80f6-\u51dd\u80f6\u6cd5\uff08Sol-Gel Method\uff09\u7b49.\u5728\u8fd9\u4e00\u90e8\u5206\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u8fd9\u4e9b\u5408\u6210\u7684\u65b9\u6cd5\u7684\u8fc7\u7a0b\u4ee5\u53ca\u4f18\u52bf.<\/p>\n

2.1\u5316\u5b66\u6c14\u76f8\u6c89\u79ef\u6cd5\uff08CVD\uff09<\/p>\n

\u5316\u5b66\u6c14\u76f8\u6c89\u79ef(CVD)\u662f\u76ee\u524d\u5e94\u7528\u6700\u4e3a\u5e7f\u6cdb\u4ee5\u53ca\u6700\u6210\u719f\u7684\u7528\u6765\u6c89\u79ef\u591a\u79cdTMDC\u6750\u6599\u7684\u6280\u672f.\u5b83\u7684\u539f\u7406\u6bd4\u8f83\u7b80\u5355\uff1a\u4e24\u79cd\u6216\u4e24\u79cd\u4ee5\u4e0a\u7684\u6c14\u6001\u539f\u6750\u6599\u5bfc\u5165\u5230\u4e00\u4e2a\u53cd\u5e94\u5ba4\u5185\uff0c\u7136\u540e\u4ed6\u4eec\u76f8\u4e92\u4e4b\u95f4\u53d1\u751f\u5316\u5b66\u53cd\u5e94\uff0c\u5f62\u6210\u4e00\u79cd\u65b0\u7684\u6750\u6599\uff0c\u6c89\u79ef\u5230\u6676\u7247\u8868\u9762\u4e0a.\u5bf9\u53c2\u6570\u7684\u7cbe\u786e\u63a7\u5236\uff0c\u4eba\u4eec\u80fd\u591f\u901a\u8fc7CVD\u6765\u751f\u957f\u5355\u5c42\uff0c\u5355\u5f02\u8d28\u7ed3\uff0c\u591a\u5f02\u8d28\u7ed3\u7684TMDC\u6750\u6599.\u4e3a\u4ec0\u4e48\u6211\u4eec\u70ed\u8877\u4e8e\u957f\u5355\u5c42\u7684TMDC\u6750\u6599\uff1f\u8fd9\u4e3b\u8981\u662f\u56e0\u4e3a\u5355\u5c42\u7684\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\u662f\u76f4\u63a5\u5e26\u9699\u6750\u6599\uff0c\u8fd9\u5bf9\u5149\u6e90\u7684\u8c03\u63a7\u4ee5\u53ca\u5668\u4ef6\u7684\u6027\u80fd\u6709\u7740\u5f88\u5927\u7684\u5f71\u54cd.\u5f20\u5e7f\u5b87\u8bfe\u9898\u7ec416<\/sup><\/a>\u4ee5\u00a0 \u00a0 MoO3<\/sub>\u548cS\u4f5c\u4e3a\u524d\u9a71\u4f53\uff0c\u901a\u5165Ar\u4ee5\u53caO2<\/sub>\u4e3a\u4fdd\u62a4\u6c14\u4f53.\u901a\u8fc7CVD\u6cd5\u6210\u529f\u5728\u5355\u6676\u886c\u5e95\u84dd\u5b9d\u77f3\u4e0a\u957f\u51fa\u5355\u5c42\u7684MoS2<\/sub>.\u4ed6\u4eec\u957f\u51fa\u7684\u5355\u5c42MoS2<\/sub>\u80fd\u591f\u975e\u5e38\u5e72\u51c0\u4ee5\u53ca\u65e0\u635f\u5bb3\u5730\u8f6c\u79fb\u5230\u5176\u4ed6\u4ecb\u8d28\u4e0a\uff0c\u540c\u65f6\uff0c\u84dd\u5b9d\u77f3\u886c\u5e95\u80fd\u591f\u91cd\u590d\u5229\u7528\uff0c\u8fd9\u5bf9\u6750\u6599\u7684\u56de\u6536\u5229\u7528\uff0c\u51cf\u5c11\u80fd\u8017\u63d0\u4f9b\u4e86\u5e2e\u52a9.<\/p>\n

\u56fe1\u3001CVD\u751f\u957fTMDC\u6750\u6599\u793a\u610f\u56fe.<\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u84dd\u5b9d\u77f3\u57fa\u5e95\u4e0a\u751f\u957f\u5355\u5c42MoS2<\/sub>.\uff08b\uff09\u4e00\u6b65\u6cd5\u5408\u6210\u5f02\u8d28\u7ed3.\uff08c\uff09\u4e24\u6b65\u6cd5\u5408\u6210WSe2<\/sub>\/SnS2<\/sub>\u5f02\u8d28\u7ed3.<\/p>\n

\u968f\u7740\u7814\u7a76\u7684\u4e0d\u65ad\u6df1\u5165\uff0c\u4eba\u4eec\u5df2\u7ecf\u4e0d\u6ee1\u8db3\u4e8e\u7528CVD\u6cd5\u751f\u957f\u4e24\u79cd\u6750\u6599\u7684\u5f02\u8d28\u7ed3.\u6700\u8fd1\uff0cHumber R.Gutierrez\u8bfe\u9898\u7ec417<\/sup><\/a>\u5728\u300aNature\u300b\u4e0a\u4e86\u4e00\u79cd\u539f\u4f4d\u63a7\u5236\u5408\u6210\u591a\u7ed3\u4e8c\u7ef4\u4fa7\u8fb9\u5f02\u8d28\u7ed3\u6784\u7684\u4e00\u6b65CVD\u6cd5 (\u56fe1(b)).\u5728\u8fd9\u79cdCVD\u5de5\u827a\u4e2d\uff0c\u53ea\u9700\u8981\u5207\u6362\u4e0d\u540c\u7ec4\u6210\u7684\u8f7d\u6c14\uff0c\u5c31\u80fd\u591f\u5b9e\u73b0\u5355\u5c42\u591a\u7ed3\u4fa7\u8fb9\u5f02\u8d28\u7ed3\u7684\u539f\u5b50\u7ed3\u6784\u7cbe\u786e\u63a7\u5236.\u8f7d\u6c14\u4e2d\u52a0\u5165\u6c34\u6c7d\uff0c\u6c34\u5206\u5b50\u7684\u5b58\u5728\uff0c\u6709\u5229\u4e8e\u9009\u62e9\u6027\u63a7\u5236\u91d1\u5c5e\u524d\u9a71\u4f53\u4e0a\u6c34\u8bf1\u5bfc\u7684\u6c27\u5316\u548c\u84b8\u53d1\uff0c\u4ee5\u53ca\u57fa\u5e95\u4e0a\u6210\u6838\uff0c\u4ece\u800c\u5b9e\u73b0\u8fde\u7eed\u7684\u5916\u5ef6\u751f\u957f.<\/p>\n

\u7136\u800c, \u5355\u4e00\u7684\u4e8c\u7ef4\u6750\u6599\u5728\u5e94\u7528\u65f6\u5f80\u5f80\u5b58\u5728\u4e00\u5b9a\u7684\u5c40\u9650, \u4f8b\u5982, \u7edd\u7f18\u5c42\u4e0e\u77f3\u58a8\u70ef\u6216TMDCs\u4e4b\u95f4\u7684 \u7535\u8377\u9677\u9631\u4f1a\u4e25\u91cd\u5f71\u54cd\u4f18\u5f02\u7535\u5b66\u6027\u8d28\u7684\u5c55\u73b0, h-BN\u5e26\u9699\u8fc7\u5bbd(\u7ea65.97 eV)\u96be\u4ee5\u5355\u72ec\u5e94\u7528\u4e8e\u5668\u4ef6\u4e2d, \u88f8\u9732\u7684BP\u5728\u7a7a\u6c14\u4e2d\u6613\u88ab\u6c27\u5316\u5bfc\u81f4\u5176\u6027\u80fd\u8870\u51cf. \u4e3a\u4e86\u6df1\u5165\u7814\u7a76\u6750\u6599\u672c\u5f81\u6027\u8d28\u5e76\u6269\u5c55\u5176\u5e94\u7528\u9886\u57df, \u7814\u7a76\u8005\u5c06\u76ee\u5149\u653e\u5728\u4e86\u4e8c\u7ef4\u6750\u6599\u5f02\u8d28\u7ed3\u4e0a.\uff0c\u5f62\u6210P-N\u5f02\u8d28\u7ed3\u7ed3\u6784\uff0c\u8fd9\u6837\u7684\u6750\u6599\u80fd\u591f\u628a\u4e24\u79cd\u6750\u6599\u7684\u4f18\u52bf\u96c6\u4e2d\u5728\u4e00\u8d77\uff0c\u53ef\u5b9e\u73b0\u5e26\u9699\u7684\u7cbe\u786e\u53ef\u8c03.\u6e56\u5357\u5927\u5b66\u6f58\u5b89\u7ec3\u8bfe\u9898\u7ec418<\/sup><\/a>\u4f7f\u7528\u5e38\u538bCVD\uff08APCVD\uff09\u751f\u957f\u4e86\u5782\u76f4\u5f02\u8d28\u7ed3\uff0c\u91c7\u7528WSe2<\/sub>\u7c89\u672b\u548cSnO2<\/sub>\u4f5c\u4e3aW\u6e90\u548cSn\u6e90.\u9996\u5148\u5c06WSe2<\/sub>\u7c89\u672b\u5728SiO2<\/sub>\/Si\u886c\u5e95\u4e0a\u957f\u6210\u5355\u5c42\u7684WSe2<\/sub>\uff0c\u63a5\u7740\u518d\u4ee5\u6b64\u4e3a\u57fa\u5e95\uff0c\u5728SnS2<\/sub>\u6c89\u79ef\u5728\u4e0a\u9762\uff0c\u4fbf\u5f62\u6210\u4e86\u5f02\u8d28\u7ed3\u7ed3\u6784.\u6b64\u65b9\u6cd5\u53ef\u5b9e\u73b0\u5927\u9762\u79ef\u751f\u957f\uff0c\u4e3a\u9ad8\u6027\u80fd\u96c6\u6210\u5149\u7535\u5668\u4ef6\u9886\u57df\u7684\u62d3\u5c55\u63d0\u4f9b\u4e86\u5e2e\u52a9.Li \u8bfe\u9898\u7ec4\u5229\u7528\u5e38\u89c1\u7684\u539f\u6599MoO3<\/sub>\u548cWO3<\/sub>,\u901a\u8fc7CVD\u5916\u5ef6\u751f\u957f\u65b9\u6cd5\u6210\u529f\u5236\u5907\u4e86WSe2<\/sub>-MoS2<\/sub>\u9762\u5185\u5f02\u8d28\u7ed3\uff0c\u5e76\u5bf9\u8be5\u65b9\u6cd5\u751f\u957f\u51fa\u7684\u5f02\u8d28\u7ed3\u8fdb\u884c\u5e94\u529b\u7814\u7a76\uff0c\u53d1\u73b0\u968f\u7740MoS2<\/sub>\u7684\u5916\u5ef6\u751f\u957f\uff0c\u5176\u5e94\u529b\u4f5c\u7528\u662f\u4e0d\u65ad\u589e\u5f3a\u7684\uff0c\u8fdc\u79bb\u5185\u5c42WSe2<\/sub>\u7684\u533a\u57df\u9010\u6e10\u6446\u8131\u5e94\u529b\u7684\u675f\u7f1a\uff0c\u57fa\u4e8e\u5e94\u529b\u7814\u7a76\u7684\u5668\u4ef6\u6709\u671b\u5728\u5149\u7535\u9886\u57df\u83b7\u5f97\u5e7f\u6cdb\u7684\u7814\u7a76.<\/p>\n

2.2\u6c34\u70ed\u6cd5(Hydrothermal Synthesis)<\/p>\n

\u6c34\u70ed\u6cd5\u662f\u4e00\u79cd\u751f\u957fTMDC\u6750\u6599\u7684\u4e00\u79cd\u4f4e\u6210\u672c\u7684\u6c34\u6eb6\u6db2\u65b9\u6cd5\uff0c\u5728\u6c34\u70ed\u8fc7\u7a0b\u4e2d\uff0c\u4e00\u822c\u91c7\u7528\u6a21\u677f\u6765\u6765\u751f\u957f.\u5e38\u89c1\u7684\u6a21\u677f\u6709\u91d1\u5c5e\u5fae\u89c2\u7acb\u65b9\u4f53\u78b3\u9178\u76d019<\/sup><\/a>\uff0c\u91d1\u5c5e\u6c27\u5316\u726920<\/sup><\/a>\uff0c\u4e8c\u6c27\u5316\u7845\u5fae\u740321<\/sup><\/a>\u7b49.Lou\u8bfe\u9898\u7ec4\u5c06MnCO3<\/sub>\u4f5c\u4e3a\u6a21\u677f\uff08\u56fe2\uff08a\uff09\uff09\uff0c\u5408\u6210\u4e86MoS2<\/sub>\u7acb\u65b9\u4f53\u7ed3\u6784.\u5728\u5408\u6210\u8fc7\u7a0b\u4e2d\uff0c\u9996\u5148\u5c06MnCO3<\/sub>\u8f6c\u79fb\u5230MnS\u4e0a\uff0c\u540c\u65f6Mo\u5143\u7d20\u4e0eS2-<\/sup>\u79bb\u5b50\u76f8\u4e92\u4f5c\u7528\u5c31\u5f62\u6210\u4e86MnS@MoS2<\/sub>\u6838\u58f3\u7ed3\u6784\uff0c\u9009\u62e9\u6027\u79fb\u9664MnS\u58f3\u7ed3\u6784\u4e4b\u540e\uff0c\u4fbf\u6709\u4e86\u00a0 \u00a0MoS2<\/sub>\u7acb\u65b9\u4f53\u7ed3\u6784\uff0c\u5c3a\u5bf8\u5927\u6982\u57283\u5fae\u7c73\uff08\u56fe2\uff08b-d\uff09\uff09.\u9664\u6b64\u4e4b\u5916\uff0c\u4ed6\u4eec\u7528\u7c7b\u4f3c\u65b9\u6cd5\u901a\u8fc7Ni-Co\u7c7b\u666e\u9c81\u58eb\u84dd\u4e0e\u786b\u4ee3\u786b\u9178\u94f5\u4e4b\u95f4\u7684\u53cd\u5e94\u5408\u6210Ni-Co MoS2<\/sub>\u7684\u91d1\u5c5e\u6846\u67b622<\/sup><\/a>\uff0c\u7531\u4e8e\u7ed3\u6784\u548c\u6210\u5206\u7684\u4f18\u52bf\uff0c\u5408\u6210\u7684\u6750\u6599\u5c55\u793a\u4e86\u826f\u597d\u7684HER\u50ac\u5316\u6027\u80fd.\u4e0d\u4ec5\u80fd\u591f\u7528\u6c34\u70ed\u6cd5\u751f\u957f\u4e09\u7ef4\u7684TMDC\u6750\u6599\uff0c\u8fd8\u53ef\u4ee5\u7528\u6765\u751f\u957f\u4e8c\u7ef4\u7684TMDC.Gao\u8bfe\u9898\u7ec423<\/sup><\/a>`\u5728\u6ce1\u6cab\u954d\u4e0a\u4e00\u6b65\u5408\u6210\u4e86MoS2<\/sub>-Ni3S2<\/sub>\u7eb3\u7c73\u68d2\u6750\u6599\uff0c\u5c06\u94bc\u9178\u94f5\u56db\u6c34\u5316\u5408\u7269\u3001\u786b\u4ee3\u4e59\u9170\u80fa\u3001\u5c3f\u7d20\u4ee5\u53ca\u4e59\u9187\u53bb\u79bb\u5b50\u6c34\u548c\u6ce1\u6cab\u954d\u653e\u7f6e\u5728\u53cd\u5e94\u91dc\u4e2d\uff0c\u5728240\u6444\u6c0f\u5ea6\u73af\u5883\u4e0b\u53cd\u5e9424\u5c0f\u65f6\u4fbf\u5408\u6210\u4e86\u76ee\u6807\u6750\u6599\uff0c\u901a\u8fc7\u6c34\u70ed\u6cd5\u5408\u6210\u7684\u8fd9\u79cd\u6750\u6599\u5c55\u73b0\u4e86\u826f\u597d\u7684\u53cc\u529f\u80fd\u6027\u80fd.<\/p>\n

\u00a0\u56fe2<\/p>\n

\"\"<\/p>\n

(a) \u5206\u5c42\u5fae\u76d2MoS2<\/sub>\u7eb3\u7c73\u7247\u6a21\u677f\u8f85\u52a9\u5f62\u6210\u8fc7\u7a0b\u793a\u610f\u56fe; (b) SEM\u56fe\uff1b(c d) TEM\u56fe.<\/p>\n

2.3\u9759\u7535\u7eba\u4e1d\uff08Electrospinning\uff09<\/p>\n

\u9759\u7535\u7eba\u4e1d\u5c31\u662f\u9ad8\u5206\u5b50\u6d41\u4f53\u9759\u7535\u96fe\u5316\u7684\u7279\u6b8a\u5f62\u5f0f\uff0c\u6b64\u65f6\u96fe\u5316\u5206\u88c2\u51fa\u7684\u7269\u8d28\u4e0d\u662f\u5fae\u5c0f\u6db2\u6ef4\uff0c\u800c\u662f\u805a\u5408\u7269\u5fae\u5c0f\u5c04\u6d41\uff0c\u53ef\u4ee5\u8fd0\u884c\u76f8\u5f53\u957f\u7684\u8ddd\u79bb\uff0c\u6700\u7ec8\u56fa\u5316\u6210\u7ea4\u7ef4.\u662f\u4e00\u79cd\u6bd4\u8f83\u65b9\u4fbf\u7684\u751f\u957fTMDC\u7ea4\u7ef4\u53ca\u57fa\u78b3\u7ec4\u4efd\u7ea4\u7ef4\u7684\u4e00\u79cd\u65b9\u6cd5.Maier\u8bfe\u9898\u7ec424<\/sup><\/a>\u5229\u7528\u8fd9\u79cd\u6280\u672f\uff0c\u5c06\u5355\u5c42\u7684MoS2<\/sub>\u5d4c\u5165\u5230\u4e86\u78b3\u7eb3\u7c73\u7ea4\u7ef4\u4e0a.\u5c06\u5185\u542b\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0(NH4<\/sub>)2<\/sub>MoS4<\/sub>\u00a0\u7684DMF\u548cPVP\u6162\u6162\u6ce8\u5c04\u5165\u88c5\u7f6e\u4e2d\u8fdb\u884c\u70ed\u5904\u7406.\u5408\u6210\u7684\u7ea4\u7ef4\u76f4\u5f84\u4e3a50nm\uff0c\u5305\u8986\u7684\u5355\u5c42MoS2<\/sub>\u539a\u5ea6\u4e3a4nm.\u9759\u7535\u7eba\u4e1d\u8fd8\u53ef\u4ee5\u4e0eCVD\u53d1\u7ed3\u5408\u751f\u957fTMDC\u6750\u6599.Yang\u8bfe\u9898\u7ec425<\/sup><\/a>\u9996\u5148\u7528\u542b\u94bc\u6e90\u548cSiO2<\/sub>\u7684PVP\u8fdb\u884c\u9759\u7535\u7eba\u4e1d(\u56fe3)\uff0c\u5408\u6210\u4e00\u5c42\u8584\u8584\u7684\u7ea4\u7ef4\u7f51\uff0c\u968f\u540e\u7528CVD\u6cd5\u5c06\u591a\u5c42\u77f3\u58a8\u70ef\u6c89\u79ef\u5728\u7ea4\u7ef4\u7f51\u4e0a\uff0c\u6700\u540e\u5728MoS2<\/sub>@graphene\u6750\u6599\u5728H2<\/sub>\/H2<\/sub>S\u6c14\u4f53\u4e2d\u8fdb\u884c\u9000\u706b\u5904\u7406\u628aSiO2<\/sub>\u79fb\u9664.\u8fd9\u79cd\u65b9\u6cd5\u5728\u79fb\u9664PVP\u4e4b\u540e\u4e0d\u4ec5\u80fd\u591f\u4fdd\u6301\u539f\u672c\u7684\u7ba1\u72b6\u7ed3\u6784\uff0c\u800c\u4e14\u5728\u786b\u5316\u8fc7\u7a0b\u4e2d\u80fd\u591f\u6709\u6548\u5730\u6291\u5236MoS2<\/sub>\u7684\u56e2\u805a\u73b0\u8c61\uff0c\u4fdd\u6301\u56fa\u5b9a\u7684\u7ed3\u6784\u3002<\/p>\n

2.4\u5265\u79bb\u6cd5<\/p>\n

\u5265\u79bb\u6cd5\u4e3b\u8981\u662f\u91c7\u7528\u805a\u5408\u7269\u8f85\u52a9\u6cd5\u4ece\u4f53\u6750\u6599\u4e2d\u5265\u79bb\u7684\u5f97\u5230TMDC\u6750\u6599\uff0c\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u83b7\u5f97\u9ad8\u8d28\u91cf\u3001\u5355\u5c42\u7684TMDC\u6750\u6599. \u5728\u5265\u79bb\u6cd5\u4e2d\u53c8\u53ef\u4ee5\u5206\u4e3a\u63d2\u5c42\u5265\u79bb\u6cd5\u3001\u673a\u68b0\u5265\u79bb\u6cd5\u548c\u6db2\u76f8\u5265\u79bb\u6cd5.<\/p>\n

\u63d2\u5c42\u5265\u79bb\u6cd5\u662f\u6307\u5c06\u79bb\u5b50\u3001\u5c0f\u5206\u5b50\u6216\u6709\u673a\u7269\u5206\u5b50\u63d2\u5165\u5c42\u72b6\u7269\u7684\u5c42\u95f4, \u5e76\u8fdb\u884c\u8d85\u58f0\u5265\u79bb, \u4ece\u800c\u66f4\u6613\u4e8e\u83b7\u5f97\u5355\u5c42\u4e8c\u7ef4\u6750\u6599Zhang\u8bfe\u9898\u7ec426<\/sup><\/a>\u901a\u8fc7\u7535\u5316\u5b66\u65b9\u6cd5\u63a7\u5236Li+<\/sup>\u5728\u5757\u4f53\u6750\u6599\u5c42\u95f4\u7684\u63d2\u5165\u91cf, \u53d1\u5c55\u4e86\u5408\u6210\u5355\u5c42\u4e8c\u7ef4\u5c42\u72b6\u7ed3\u6784\u7684\u65b9\u6cd5(\u56fe4),\u5176\u4e2d\u5757\u4f53\u91d1\u5c5e\u7852\u5316\u7269\u6750\u6599\u4f5c\u4e3a\u9634\u6781\u5728\u7535\u89e3\u6c60\u4e2d\u8fdb\u884c\u7535\u89e3, \u901a\u8fc7\u51cf\u5c0f\u5c42\u4e0e\u5c42\u4e4b\u95f4\u7684\u8303\u5fb7\u534e\u4f5c\u7528\u529b, \u5f97\u5230\u5c42\u72b6\u6750\u6599.\u8be5\u65b9\u6cd5\u53ef\u63a7\u6027\u8f83\u597d\u3001\u8017\u65f6\u8f83\u5c11\u4e14\u5728\u5ba4\u6e29\u4e0b\u5c31\u53ef\u8fdb\u884c\u3002<\/p>\n

\u56fe3<\/p>\n

\"\"<\/p>\n

\uff08a\uff09MoS2<\/span>@G\u7ed3\u6784\u793a\u610f\u56fe;\uff08b\uff09MoS2<\/span>@G\u65e0\u652f\u6491\u7ed3\u6784\u5149\u5b66\u56fe;\uff08c\uff09\u7ed3\u6784\u5f62\u6210\u8fc7\u7a0b\u53ca\u76f8\u5e94\u7684TEM.<\/p>\n

\u673a\u68b0\u5265\u79bb\u6cd5\u4e3b\u8981\u5229\u7528\u5c42\u72b6\u5316\u5408\u7269\u7684\u5c42\u4e0e\u5c42\u95f4\u8303\u5fb7\u534e\u4f5c\u7528\u529b\u8f83\u5f31, \u901a\u8fc7\u5bf9\u5c42\u72b6\u6676\u4f53\u65bd\u52a0\u673a\u68b0\u529b(\u6469\u64e6\u529b\u3001\u62c9\u529b\u7b49), \u4f7f\u7eb3\u7c73\u7247\u5c42\u4ece\u5c42\u72b6\u6676\u4f53\u4e2d\u5206\u79bb\u51fa\u6765.\u901a\u5e38\u4f7f\u7528\u7c98\u6027\u4ea4\u4ee3\u7c98\u5728\u5c42\u72b6TMDC\u5757\u4f53\u6750\u6599\u4e0a\u6495\u5f00\uff0c\u4fbf\u83b7\u5f97\u4e86\u5c11\u6570\u51e0\u5c42\u751a\u81f3\u5355\u5c42\u7684\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\u6750\u6599.\u00a0Zahn\u8bfe\u9898\u7ec427<\/sup><\/a>\u4fbf\u7528\u8fd9\u79cd\u65b9\u6cd5\u5728\u4f53MoS2<\/sub>\u4e2d\u5f97\u5230\u4e86MoS2<\/sub>\u7eb3\u7c73\u7247.<\/p>\n

\u6db2\u76f8\u5265\u79bb\u6cd5\u4e3b\u8981\u662f\u901a\u8fc7\u6eb6\u5242\u4e0eTMDC\u6750\u6599\u4e4b\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\uff0c\u5728\u8d85\u58f0\u6ce2\u7684\u590d\u5236\u4e0b\uff0c\u8ba9\u6eb6\u5242\u5206\u5b50\u8fdb\u5165\u5c42\u95f4\u4ea7\u751f\u4f5c\u7528.\u514b\u670dTMDC\u6750\u6599\u4e2d\u7684\u8303\u5fb7\u534e\u529b\uff0c\u5b9e\u73b0\u5c42\u5c42\u5265\u79bb\uff0c\u4fbf\u83b7\u5f97\u4e86\u76ee\u6807\u6750\u6599.\u6db2\u76f8\u5265\u79bb\u6280\u672f\u7684\u5173\u952e\u5728\u4e8e\u6eb6\u5242\u4e0eTMDC\u5757\u4f53\u6750\u6599\u4e4b\u95f4\u7684\u8868\u9762\u5f20\u529b\uff0c\u5f53\u6eb6\u5242\u7684\u8868\u9762\u4e0e\u6750\u6599\u5339\u914d\u65f6\uff0c\u5219\u6750\u6599\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u53ef\u4ee5\u5e73\u8861\u548c\u6ee1\u8db3\u5265\u79bbTMDC\u6240\u9700\u8981\u7684\u80fd\u91cf.Kevin Sivula\u00a0\u8bfe\u9898\u7ec428<\/sup><\/a>\u7528\u6c2e\u7532\u57fa\u5421\u54af\u70f7\u916e\u4f5c\u4e3a\u6eb6\u5242\uff0c\u8bbe\u7f6e\u6e29\u5ea6\u4e3a1\u2103\u7684\u53cd\u5e9412\u4e2a\u5c0f\u65f6\u4ee5\u540e\uff0c\u518d\u7528\u79bb\u5fc3\u673a\u5206\u79bb\u672a\u5265\u79bb\u7684\u9897\u7c92\u548c\u6742\u8d28\uff0c\u4fbf\u83b7\u5f97\u4e861mg\/ml\u7684WSe2<\/sub>\u7eb3\u7c73\u7247.<\/p>\n

\u00a0\u56fe4\u7535\u5316\u5b66\u9502\u79bb\u5b50\u63d2\u5c42\u6cd5\u5236\u5907\u4e8c\u7ef4\u5c42\u72b6\u6750\u6599\u793a\u610f\u56fe<\/p>\n

\"\"<\/p>\n

2.5\u6eb6\u80f6-\u51dd\u80f6\u6cd5<\/p>\n

\u6eb6\u80f6\uff0d\u51dd\u80f6\u6cd5\u7684\u5316\u5b66\u8fc7\u7a0b\u9996\u5148\u662f\u5c06\u539f\u6599\u5206\u6563\u5728\u6eb6\u5242\u4e2d\uff0c\u7136\u540e\u7ecf\u8fc7\u6c34\u89e3\u53cd\u5e94\u751f\u6210\u6d3b\u6027\u5355\u4f53\uff0c\u6d3b\u6027\u5355\u4f53\u8fdb\u884c\u805a\u5408\uff0c\u5f00\u59cb\u6210\u4e3a\u6eb6\u80f6\uff0c\u8fdb\u800c\u751f\u6210\u5177\u6709\u4e00\u5b9a\u7a7a\u95f4\u7ed3\u6784\u7684\u51dd\u80f6\uff0c\u7ecf\u8fc7\u5e72\u71e5\u548c\u70ed\u5904\u7406\u5236\u5907\u51fa\u7eb3\u7c73\u7c92\u5b50\u548c\u6240\u9700\u8981\u6750\u6599.\u5728\u6eb6\u80f6-\u51dd\u80f6\u6cd5\u4e2d\uff0c\u901a\u8fc7\u4e34\u754c\u70b9\u5e72\u71e5\u6cd5\u6765\u63d0\u53d6\u65e0\u673a\u6c14\u51dd\u80f6\uff0c\u8fd9\u6837\u4fbf\u4fdd\u6301\u4e86\u5f88\u597d\u7684\u51dd\u80f6\u7ed3\u678429<\/sup><\/a>\uff0c\u8fd0\u7528\u8fd9\u79cd\u65b9\u6cd5\uff0c\u5f88\u591a\u51dd\u80f6\u5982\u91d1\u5c5e\u6c27\u5316\u7269\uff0c\u78b3\u6750\u6599\u548c\u534a\u5bfc\u4f53\u786b\u5316\u7269\u90fd\u80fd\u591f\u5236\u5907.\u00a0\u4e3a\u4e86\u4ece\u4e00\u7ef4\u548c\u4e8c\u7ef4\u6750\u6599\u4e2d\u83b7\u5f97\u6c14\u51dd\u80f6\uff0cKong\u8bfe\u9898\u7ec430<\/sup><\/a>\u62a5\u9053\u4e86\u5728\u7a00\u91ca\u5747\u5300\u7684\u6eb6\u6db2\u4e2d\u6162\u6162\u84b8\u53d1\u6eb6\u5242\uff0c\u968f\u540e\u8fdb\u884c\u5e72\u71e5\uff0c\u901a\u8fc7\u8fd9\u6837\u7684\u65b9\u6cd5\uff0cMoS2<\/sub>\u7b49\u4e8c\u7ef4\u6750\u6599\u7684\u6c14\u51dd\u80f6\u90fd\u80fd\u591f\u5236\u5907\u6210\u529f\u3002Cheon\u8bfe\u9898\u7ec431<\/sup><\/a>\u4ee5\u6cb9\u9178\u4e3a\u914d\u4f53,\u5236\u5907\u4e86\u4e8c\u7852\u5316\u94bc\u548cWSe2<\/sub>\u5355\u5c42\u4e8c\u7ef4\u7ed3\u6784. Raymond\u8bfe\u9898\u7ec432<\/sup><\/a>\u5c06\u7852\u7c89\u6eb6\u89e3\u4e8e\u5341\u516b\u70ef(ODE)\u4e2d\u5f97\u5230ODE-Se\u6eb6\u6db2, \u5c06\u5176\u52a0\u70ed\u5230240\u2103\u540e, \u6ce8\u5165\u5230\u542b\u6709Na2<\/sub>MoO4<\/sub>, \u6cb9\u9178\u548c1-\u8f9b\u80fa\u7684\u6df7\u5408\u6eb6\u6db2\u4e2d, 300\u2103\u53cd\u5e9430 min, \u6700\u7ec8\u5f97\u5230\u5f62\u8c8c\u5c3a\u5bf8\u5747\u5300\u3001\u7531\u4e8c\u7852\u5316\u94bc\u7eb3\u7c73\u8584\u7247\u7ec4\u88c5\u7684\u7eb3\u7c73\u82b1\u72b6\u7ed3\u6784. \u901a\u8fc7\u6db2\u76f8\u65b9\u6cd5\u5408\u6210\u7684\u4e8c\u7852\u5316\u94bc\u7eb3\u7c73\u8584\u7247\u901a\u5e38\u5177\u6709\u4e00\u5b9a\u7684\u7f3a\u9677, \u4e5f\u4f1a\u4ea7\u751f\u66f4\u591a\u7684\u6d3b\u6027\u4f4d\u70b9, \u4e3a\u7535\u50ac\u5316\u53cd\u5e94\u63d0\u4f9b\u53cd\u5e94\u4f4d\u70b9, \u63d0\u9ad8\u5176\u50ac\u5316\u6027\u80fd.<\/p>\n

3.TMDC\u6750\u6599\u7684\u5149\u7535\u5e94\u7528<\/strong><\/p>\n

\u6570\u5b57\u4fe1\u606f\u65f6\u4ee3,\u534a\u5bfc\u4f53\u6280\u672f\u7684\u6838\u5fc3\u5730\u4f4d\u65e5\u76ca\u7a81\u51fa. \u4fe1\u606f\u4ea7\u54c1\u3001 \u5fae\u7535\u5b50\u5668\u4ef6\u3001 \u96c6\u6210\u7535\u8def,\u4efb\u4f55\u4e00\u6837\u7684\u53d1\u5c55\u90fd\u79bb\u4e0d\u5f00\u534a\u5bfc\u4f53\u6280\u672f\u7684\u8fdb\u6b65.\u968f\u7740\u5668\u4ef6\u52a0\u5de5\u4ece\u5fae\u7535\u5b50\u9886\u57df\u8fdb\u5165\u5230\u7eb3\u7c73\u5c3a\u5ea6,\u539f\u5148\u6240\u4f7f\u7528\u7684\u534a\u5bfc\u4f53\u6750\u6599\u5df2\u4e0d\u80fd\u6ee1\u8db3\u5f53\u524d\u5e94\u7528\u9700\u6c42.\u7814\u7a76\u8868\u660e,TMSs\u7684\u7535\u5b66\u3001\u7ed3\u6784\u7279\u6027\u53ef\u901a\u8fc7\u6539\u53d8\u81ea\u8eab\u539a\u5ea6\u8fdb\u884c\u8c03\u63a7,\u56e0\u800c\u66f4\u6709\u5229\u4e8e\u5176\u5728\u5fae\u7eb3\u7535\u5b50\u5668\u4ef6\u5e94\u7528\u65b9\u9762\u7684\u62d3\u5c55. TMDC\u6750\u6599\u7684\u53d1\u5c55\u5df2\u7ecf\u8d70\u8fc7\u6570\u5341\u5e74\u7684\u5386\u7a0b,\u4f46\u5bf9\u4e8e\u8d85\u8584\u539a\u5ea6\u6750\u6599\u7684\u7814\u7a76,\u5c24\u5176\u662f\u5728\u5668\u4ef6\u5e94\u7528\u65b9\u9762\u7684\u6d89\u53ca\u8fd8\u4e0d\u591f\u6df1\u5165.\u5927\u591a\u6570\u7684TMDC\u6750\u6599\u90fd\u6709\u5408\u9002\u7684\u5e26\u9699\uff0c\u4f8b\u5982\uff1aMoS2<\/sub>\u7684\u76f4\u63a5\u5e26\u9699\u4e3a1.8ev,\u95f4\u63a5\u5e26\u9699\u4e3a1.2ev ,WS2<\/sub>\u7684\u76f4\u63a5\u5e26\u9699\u4e3a2.1ev\uff0c\u95f4\u63a5\u5e26\u9699\u4e3a1.4ev.\u56e0\u6b64TMDC\u6750\u6599\u53ef\u4ee5\u7528\u4e8e\u6784\u7b51\u5149\u7535\u63a2\u6d4b\u5668\u3001\u573a\u6548\u5e94\u6676\u4f53\u7ba1\uff0c\u4f20\u611f\u5668\u7b49\uff0c\u8868\u73b0\u51fa\u5149\u54cd\u5e94\u9ad8\u3001\u7075\u654f\u5ea6\u9ad8\u7684\u4f18\u826f\u7279\u6027.\u9274\u4e8e\u6b64\uff0c\u4e0b\u9762\u5c31\u5206\u522b\u4ee5TMDC\u6750\u6599\u5728\u5149\u7535\u5668\u4ef6\u9886\u57df\u7684\u5e94\u7528\u5c55\u5f00\u8ba8\u8bba.<\/p>\n

3.1\u5149\u7535\u5668\u4ef6<\/p>\n

\u57fa\u4e8eTMDC\u6750\u6599\u7684\u573a\u6548\u5e94\u6676\u4f53\u7ba1\uff08FET\uff09\u80fd\u591f\u8868\u73b0\u51fa\u4f18\u826f\u7684\u7279\u6027\uff0c\u5bf9FET\u6765\u8bf4\uff0c\uff081\uff09\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u901a\u8def\u7535\u6d41\u9700\u8981\u8db3\u591f\u5927\u624d\u80fd\u5b9e\u73b0\u5feb\u901f\u54cd\u5e94.\uff082\uff09\u4e3a\u4e86\u5b9e\u73b0\u5feb\u901f\u8f6c\u6362\u548c\u4f4e\u80fd\u8017\uff0c\u5f00\u5173\u6bd4\u8981\u8db3\u591f\u5927\uff0c\u6f0f\u6781\u7535\u6d41\u9700\u8981\u8db3\u591f\u4f4e.\u9274\u4e8e\u6b64\uff0cRen\u8bfe\u9898\u7ec433<\/sup><\/a>\u901a\u8fc7CVD\u65b9\u6cd5\u6210\u529f\u5728\u91d1\u7b94\u4e0a\u5408\u6210\u4e86\u5355\u5c42WSe2<\/sub>,\u5728\u4ec530s\u5185\u751f\u957f\u7387\u8fbe\u5230\u4e8626um\/s\uff0c\u5e76\u6784\u7b51\u6210\u4e86\u5355\u4e00WSe2<\/sub>\u00a0FET (\u56fe5(a)), \u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u8fbe\u5230143cm2<\/sup>\/vs\uff0c\u5f00\u5173\u6bd4\u4e3a9*106<\/sup>.Wang\u8bfe\u9898\u7ec434<\/sup><\/a>\u5229\u7528\u539f\u5b50\u5c42\u6c89\u79ef\u7684\u65b9\u6cd5\uff0c\u751f\u957f\u4e8660nm\u7684Al2<\/sub>O3<\/sub>\u7528\u4e8e\u4ee3\u66ff\u4e8c\u6c27\u5316\u7845\u4f5c\u4e3a\u4ecb\u8d28\u7edd\u7f18\u5c42 (\u56fe5(b)).\u540c\u65f6\u5c06\u78c1\u81f4\u4f38\u7f29\u6750\u6599 \uff08Terfenol-D\uff09\u3001\u94f6\u548c\u94c1\u7535\u6750\u6599\u6765\u53d6\u4ee3\u4f20\u7edf\u7684\u7845\u886c\u5e95.\u76f8\u5e94\u5236\u6210\u7684\u5668\u4ef6\u5f00\u5173\u6bd4\u5728\u4e0a\u5347\u6001\u548c\u4e0b\u964d\u6001\u53ef\u4ee5\u8fbe\u5230330%\u548c432%\uff0c\u4e14\u5916\u78c1\u573a\u4f4e\u81f333\u621642mT.\u8fd9\u79cd\u901a\u8fc7\u9009\u62e9\u5408\u9002\u7684\u886c\u5e95\u6750\u6599\uff0c\u5728\u78c1\u573a\uff0c\u534a\u5bfc\u4f53\u548c\u81ea\u65cb\u7535\u5b50\u5b66\u4e4b\u95f4\u63d0\u4f9b\u4e86\u65b0\u7684\u8026\u5408\u65b9\u5f0f\uff0c\u63d0\u5347\u4e86\u5668\u4ef6\u5728\u78c1\u4f20\u611f\uff0c\u903b\u8f91\u88c5\u7f6e\u4e4b\u95f4\u7684\u5e94\u7528\uff0c\u4e3a\u4eca\u540e\u5176\u4ed6\u6750\u6599\u7684\u7814\u7a76\u6307\u660e\u4e86\u65b9\u5411.\u00a0Ferrari\u8bfe\u9898\u7ec435<\/sup><\/a>\u540c\u6837\u5229\u7528\u5355\u5c42\u77f3\u58a8\u70ef\u548c\u5355\u5c42\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0MoS2<\/sub>\u7ec4\u6210\u5f02\u8d28\u7ed3, \u91c7\u7528\u67d4\u6027\u57fa\u5e95\u548c\u805a\u5408\u7269\u7535\u89e3\u8d28, \u6784\u7b51\u4e86\u67d4\u6027\u3001\u9ad8\u6027\u80fd\u7684\u5149\u7535\u68c0\u6d4b\u5668\u4ef6. \u56fe5(c)\u8868\u793a\u4e86\u5668\u4ef6\u4e2d\u7535\u5b50\u4f20\u8f93\u7684\u673a\u5236, \u5f53\u6805\u538b\u4e3a\u96f6\u65f6, \u805a\u5408\u7269\u7535\u89e3\u8d28\u4e24\u4fa7\u4e0d\u5e26\u7535, p\u578b\u63ba\u6742\u7684\u5355\u5c42\u77f3\u58a8\u70ef\u4e0d\u6d89\u53ca\u7535\u5b50\u6ce8\u5165; \u5f53\u6805\u538b\u4e3a\u8d1f\u65f6,\u805a\u5408\u7269\u7535\u89e3\u8d28\u63a5\u89e6p\u578b\u63ba\u6742\u77f3\u58a8\u70ef\u7684\u754c\u9762\u5e26\u8d1f\u7535, \u77f3\u58a8\u70efp\u578b\u63ba\u6742\u66f4\u9ad8, \u77f3\u58a8\u70ef\/MoS2<\/sub>\u754c\u9762\u7535\u573a\u589e\u5f3a, \u4f1a\u4f7fMoS2<\/sub>\u4e2d\u7535\u5b50\u8f6c\u79fb\u81f3\u77f3\u58a8\u70ef\u4e2d; \u5f53\u6805\u538b\u4e3a\u6b63\u65f6, \u805a\u5408\u7269\u7535\u89e3\u8d28\u63a5\u89e6p\u578b\u63ba\u6742\u77f3\u58a8\u70ef\u7684\u754c\u9762\u5e26\u6b63\u7535, \u77f3\u58a8\u70efp\u578b\u63ba\u6742\u7a0b\u5ea6\u964d\u4f4e\u76f4\u81f3\u53d8\u4e3an\u578b\u63ba\u6742, \u77f3\u58a8\u70ef\/MoS2<\/sub>\u754c\u9762\u7535\u573a\u51cf\u5f31, \u53ea\u6709MoS2<\/sub>\u4e2d\u624d\u80fd\u6ce8\u5165\u7535\u5b50. \u4e3a\u4e86\u589e\u52a0n\u578b\u63ba\u6742\u77f3\u58a8\u70ef\u6c9f\u9053\u4e2d\u7684\u81ea\u7531\u8f7d\u6d41\u5b50\u6d53\u5ea6, \u9700\u8981\u63a7\u5236\u5916\u90e8\u54cd\u5e94\u7387\u548c\u5149\u7535\u6d41\u7684\u589e\u91cf. \u6b64\u5149\u7535\u68c0\u6d4b\u5668\u5728\u6805\u538b1~0.5 V\u65f6\u53d7\u5149\u7167\u7535\u6d41\u964d\u4f4e, \u5728\u6805\u538b\u5927\u4e8e0.5 V\u65f6, \u77f3\u58a8\u70ef\u4e3an\u578b\u63ba\u6742, \u53d7\u5149\u7167\u7535\u6d41\u4f1a\u7565\u6709\u5347\u9ad8, \u5e76\u4e14\u5728\u8f83\u5f31\u5149\u7167\u3001\u8d1f\u6805\u538b\u4e0b\u53ef\u4ee5\u89c2\u6d4b\u5230\u6700\u5927\u7684\u5916\u90e8\u54cd\u5e94\u7387\u4e3a5.5 A W-1<\/sup>. \u6b64\u5668\u4ef6\u6700\u9ad8\u53ef\u4ee5\u8fbe\u523045.5 A W-1<\/sup>\u7684\u5916\u90e8\u54cd\u5e94\u7387\u548c570 A W-1<\/sup>\u7684\u5185\u90e8\u54cd\u5e94\u7387. \u6b64\u5916, \u5c06\u6b64\u67d4\u6027\u5149\u7535\u68c0\u6d4b\u5668\u8fdb\u884c\u5f2f\u66f2, \u8fd9\u79cd\u5149\u7535\u68c0\u6d4b\u5668\u5177\u6709\u9ad8\u54cd\u5e94\u6027\u3001\u67d4\u6027\u900f\u660e\u3001\u4f4e\u5de5\u4f5c\u7535\u538b\u7684\u4f18\u52bf.<\/p>\n

\u56fe5 \u5149\u7535\u5668\u4ef6.<\/p>\n

\"\"<\/p>\n

(a) WSe2<\/sub>\u6676\u4f53\u7ba1\u5236\u5907\u56fe (b) \u57faMoS2<\/sub>\u78c1\u611f\u5e94\u538b\u7535\u6676\u4f53\u7ba1 (c) MoS2<\/sub>\/graphene \u5f02\u8d28\u7ed3\u67d4\u6027\u5149\u7535\u68c0\u6d4b\u5668\u5728\u4e0d\u540c\u6805\u538b\u65f6\u80fd\u5e26\u793a\u610f\u56fe. (d) \u5355\u5c42MoS2<\/sub>\u9635\u5217\u6676\u4f53\u7ba1\u5f62\u6210\u793a\u610f\u56fe.<\/p>\n

\u7c7b\u4f3c\u7684\uff0cYu\u8bfe\u9898\u7ec436<\/sup><\/a>\u5229\u7528\u77f3\u58a8\u70ef\uff0c\u516d\u89d2\u6c2e\u5316\u787c\u548c\u4e8c\u786b\u5316\u94bc\u7ec4\u6210\u4e86graphene\/h-BN\/MoS2<\/sub>\u7684\u5f02\u8d28\u7ed3\uff0c\u5728\u786e\u5b9a\u6ce2\u957f532nm\u6fc0\u5149\u7167\u5c04\u4e0b\uff0c\u83b7\u5f97\u7684\u5149\u54cd\u5e94\u9891\u7387\u6700\u9ad8\u8fbe180AW-1<\/sup>\uff0c\u5149\u63a2\u6d4b\u9891\u7387\u4e3a2.6\u00d71013<\/sup>\u743c\u65af\uff0c\u5176\u4e2d\u5149\u7535\u6d41\u4e0e\u6697\u7535\u6d41\u6bd4\u503c\u5927\u4e8e105<\/sup>\uff0c\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u5149\u68c0\u6d4b\u6027\u80fd.Hu\u8bfe\u9898\u7ec437<\/sup><\/a>\u5c06MoSe2<\/sub>\u751f\u957f\u6210\u7a7a\u7403\u9635\u5217\u7684\u5f62\u5f0f\uff0c\u91c7\u7528\u7845\u7247\u548c\u67d4\u6027\u57fa\u5e95\uff0c\u6784\u7b51\u6210\u4e86\u67d4\u6027\uff0c\u9ad8\u6027\u80fd\u7684\u5149\u7535\u68c0\u6d4b\u5668\uff0c\u5728\u4e0d\u540c\u7684\u6ce2\u957f\u7167\u5c04\u4e0b\u8868\u73b0\u4e86\u826f\u597d\u7684\u8f93\u51fa\u5149\u7535\u6d41\uff0c\u5373\u4f7f\u5c06\u5149\u7535\u68c0\u6d4b\u5668\u8fdb\u884c\u5f2f\u66f2\uff0c\u5176\u5149\u7535\u6d41\u51e0\u4e4e\u6beb\u65e0\u53d8\u5316.\u8fd9\u6837\u7684\u5149\u7535\u68c0\u6d4b\u5668\u7b26\u5408\u672a\u6765\u5404\u9879\u5668\u4ef6\u8d8b\u5411\u4e8e\u53ef\u7a7f\u6234\uff0c\u667a\u80fd\u5316\u7b49\u8981\u6c42\u3002<\/p>\n

\u7531\u4e8eTMDC\u6750\u6599\u5177\u6709\u8f83\u5927\u7684\u6bd4\u8868\u9762\u79ef\u3001\u826f\u597d\u7684\u7535\u5b66\u6027\u80fd\u4ee5\u53ca\u9ad8\u7684\u8868\u9762\u5316\u5b66\u6d3b\u6027\u7b49\u7279\u5f81\uff0c\u4f7f\u5176\u5728\u4f20\u611f\u5668\u65b9\u9762\u5f97\u5230\u8bb8\u591a\u5e94\u7528.\u68c0\u6d4b\u8303\u56f4\u53ef\u4ece\u6c14\u4f53\u5206\u5b50\u5230\u751f\u7269\u5206\u5b50\u7b49\uff0c\u8fd8\u53ef\u7528\u4e8e\u6e7f\u5ea6\u68c0\u6d4b.\u6700\u8fd1Zhang\u8bfe\u9898\u7ec438<\/sup><\/a>\u901a\u8fc7CVD\u6cd5\uff0c\u5982\u56fe5(d)\u6240\u793a\uff0c\u6784\u7b51\u4e86\u5927\u8303\u56f4\u96c6\u6210MoS2<\/sub>\u7684\u573a\u6548\u5e94\u6676\u4f53\u7ba1\uff0c\u5982\u679c\u6240\u793a.\u68c0\u6d4b\u7ed3\u679c\u53d1\u73b0\uff0c\u6c34\u5206\u5b50\u5438\u9644\u5e26\u6765\u7684P\u578b\u63ba\u6742\u5bfc\u81f4\u62c9\u66fc\u5cf0\u79fb\u52a8\u548cPL\u589e\u5f3a\uff0c\u6b64\u5916\uff0c\u5f53\u6c34\u7684\u76f8\u5bf9\u6d53\u5ea6\u53d1\u751f\u6539\u53d8\u65f6\uff0cFET\u7684\u7535\u963b\u5448\u6307\u6570\u53d8\u5316\uff0c\u5f53\u65bd\u52a0\u989d\u5916\u7535\u538b\u65f6\uff0c\u7075\u654f\u5ea6\u6700\u9ad8\u503c\u8d85\u8fc7\u4e86104<\/sup>;\u00a0\u5206\u5b50\u4f20\u611f\u5668\u5728\u65e5\u5e38\u751f\u6d3b\u4e2d\u5e94\u7528\u5e7f\u6cdb\uff0c\u7279\u522b\u662f\u5bf9\u6709\u6bd2\u6c14\u4f53\u7684\u68c0\u6d4b.Zhou\u8bfe\u9898\u7ec439<\/sup><\/a>\u6784\u7b51\u4e86\u8096\u7279\u57fa\u63a5\u89e6\u7684FET\u5728\u5ba4\u6e29\u6761\u4ef6\u4e0b\u8fdb\u884c\u6c14\u4f53\u68c0\u6d4b.\u5f53\u66b4\u9732\u5728\u4f4e\u6d53\u5ea6\u7684NO2<\/sub>\u548cNH3<\/sub>\u4e0b\u65f6\uff0c\u6f0f\u8bb0\u7535\u6d41\u67092~3\u4e2a\u6570\u91cf\u7ea7\u4e4b\u95f4\u7684\u53d8\u5316\uff0c\u8fd9\u4e9b\u7ed3\u679c\u4e3b\u8981\u6e90\u4e8e\u91d1\u5c5e\u7535\u6781\u4e0eMoS2<\/sub>\u6c9f\u9053\u4e4b\u95f4\u7684\u8096\u7279\u57fa\u8c03\u8282\u548cMoS2<\/sub>\u5c42\u4e0e\u5438\u9644\u5206\u5b50\u7684\u7535\u8377\u8f6c\u79fb.<\/p>\n

4 TMDC\u6750\u6599\u7684\u7535\u5316\u5b66\u5e94\u7528<\/strong><\/p>\n

\u6b64\u5916\uff0c\u4e8c\u7ef4\u5c42\u72b6\u6750\u6599\u5177\u6709\u4f18\u5f02\u7535\u5b50\u7279\u6027\u3001\u9ad8\u6bd4\u8868\u9762\u79ef\u53ca\u826f\u597d\u7684\u7535\u5b50\u4f20\u5bfc\u7b49\u7279\u70b9, \u53ef\u4f5c\u4e3a\u7406\u60f3\u7535\u6781\u6750\u6599\u5728\u7535\u5316\u5b66\u50a8\u80fd\u5668\u4e2d\u5f97\u5230\u5e94\u7528, \u4ee5\u671f\u63d0\u9ad8\u5668\u4ef6\u7684\u80fd\u91cf\u5bc6\u5ea6\u3001\u500d\u7387\u6027\u548c\u5faa\u73af\u7a33\u5b9a\u6027\u7b49.<\/p>\n

4.1 \u9502\u79bb\u5b50\u7535\u6c60<\/p>\n

\u9502\u79bb\u5b50\u7535\u6c60\uff1a\u662f\u4e00\u79cd\u4e8c\u6b21\u7535\u6c60\uff08\u5145\u7535\u7535\u6c60\uff09\uff0c\u5b83\u4e3b\u8981\u4f9d\u9760\u9502\u79bb\u5b50\u5728\u6b63\u6781\u548c\u8d1f\u6781\u4e4b\u95f4\u79fb\u52a8\u6765\u5de5\u4f5c.\u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\uff0cLi +<\/sup>\u00a0\u5728\u4e24\u4e2a\u7535\u6781\u4e4b\u95f4\u5f80\u8fd4\u5d4c\u5165\u548c\u8131\u5d4c\uff1a\u5145\u7535\u65f6\uff0cLi +<\/sup>\u4ece\u6b63\u6781\u8131\u5d4c\uff0c\u7ecf\u8fc7\u7535\u89e3\u8d28\u5d4c\u5165\u8d1f\u6781\uff0c\u8d1f\u6781\u5904\u4e8e\u5bcc\u9502\u72b6\u6001\uff1b\u653e\u7535\u65f6\u5219\u76f8\u53cd.\u5b83\u7684\u80fd\u91cf\u5bc6\u5ea6\u4e3b\u8981\u6709\u6b63\u8d1f\u6781\u6750\u6599\u6765\u51b3\u5b9a\uff0c\u7531\u4e8e\u76ee\u524d\u5e7f\u6cdb\u4f7f\u7528\u7684\u8d1f\u6781\u6750\u6599\u6bd4\u5bb9\u91cf\u4e3a300mAh\/g\uff0c\u96be\u4ee5\u6ee1\u8db3\u4eba\u4eec\u7684\u5e94\u7528\u9700\u6c42.\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\u7684\u5c42\u95f4\u8303\u5fb7\u534e\u529b\u6bd4\u8f83\u5f31\uff0c\u4f7f\u9502\u79bb\u5b50\u6bd4\u8f83\u5bb9\u6613\u5d4c\u5165\uff0c\u80fd\u7f13\u51b2\u53cd\u5e94\u8fc7\u7a0b\u7684\u4f53\u79ef\u81a8\u80c0\uff0c\u6709\u5229\u4e8e\u63d0\u9ad8\u5faa\u73af\u7a33\u5b9a\u6027\u548c\u500d\u7387\u6027\uff0c\u6210\u4e3a\u70ed\u95e8\u7684\u65b0\u578b\u9502\u79bb\u5b50\u7535\u6c60\u8d1f\u6781\u6750\u659940,41<\/sup>.\u6700\u8fd1\uff0cHu\u8bfe\u9898\u7ec442<\/sup>\u7528\u786c\u6a21\u677f\u6cd5\u5236\u5907\u4e86\u9ad8\u5ea6\u6709\u5e8f\u4ecb\u5b54\u7684\u00a0 \u00a0 \u00a0 \u00a0 MoSe2<\/sub>\u7eb3\u7c73\u6750\u6599.(\u56fe6(a~d))\u56fe\uff0c\u8868\u73b0\u4e86\u826f\u597d\u7684\u7535\u5316\u5b66\u6027\u80fd.\u867d\u7136\u9996\u6b21\u653e\u7535\u7684\u5e93\u4f26\u6548\u7387\u4e3a79%.\u4f46\u7b2c4\u6b21\u5faa\u73af\u4ee5\u540e\uff0c\u5e93\u4f26\u6548\u7387\u4fdd\u6301\u572898.5%\u4ee5\u4e0a.\u57280.05 C (21.1 mA\/g)\u5145\u653e\u7535\u7535\u6d41\u5bc6\u5ea6\u4e0b, \u5faa\u73af35\u6b21\u540e, \u5bb9\u91cf\u4f9d\u7136\u4fdd\u6301630 mAh\/g,\u51e0\u4e4e\u6ca1\u6709\u4efb\u4f55\u8870\u51cf(\u56fe6(e), (f)). \u540c\u65f6, \u4e8c\u7852\u5316\u94bc\u500d\u7387\u6027\u80fd\u4e5f\u663e\u8457\u4f18\u4e8e\u76f8\u540c\u65b9\u6cd5\u5236\u5907\u7684\u4e8c\u786b\u5316\u94bc, \u51761 C\u4e8c\u7852\u5316\u94bc(499 mAh\/g) 2\u500d\u4e8e\u4e8c\u786b\u5316\u94bc(240 mAh\/g)(\u56fe6(g), (h)). \u4e8c\u7852\u5316\u94bc\u9897\u7c92\u5728\u9502\u79bb\u5b50\u5d4c\u5165\u8fc7\u7a0b\u4e2d, \u7c92\u5f84\u589e\u52a0\u7f13\u6162. \u9ad8\u5ea6\u6709\u5e8f\u591a\u5b54\u7ed3\u6784\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u7f13\u51b2\u4e86\u6750\u6599\u5f62\u53d8, \u786e\u4fdd\u4e86\u6750\u6599\u7684\u4f18\u826f\u5faa\u73af\u7a33\u5b9a\u6027. \u540c\u65f6, \u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u6240\u5f62\u6210\u7684\u4e2d\u95f4\u4ea7\u7269Li2<\/sub>Se, \u5176\u7535\u5bfc\u7387\u663e\u8457\u9ad8\u4e8eLi2<\/sub>S, \u6240\u4ee5\u4e8c\u7852\u5316\u94bc\u7684\u500d\u7387\u6027\u80fd\u4f1a\u597d\u4e8e\u4e8c\u786b\u5316\u94bc\u6750\u6599. Kim\u8bfe\u9898\u7ec4[48]\u4e5f\u7528\u6709\u5e8f\u4ecb\u5b54\u7845\u4f5c\u4e3a\u786c\u6a21\u677f, \u901a\u8fc7\u7194\u5316\u6e17\u900f\u5236\u5907\u4e86\u5177\u6709\u4e0e\u6a21\u677f\u76f8\u4e09\u7ef4\u5b54\u9053\u7ed3\u6784\u7684\u4e8c\u786b\u5316\u94bc\u4e0e\u4e8c\u7852\u5316\u94bc, \u5c06\u5176\u7528\u4e8e\u9502\u79bb\u5b50\u8d1f\u6781\u6750\u6599, \u4e8c\u7852\u5316\u94bc\u7684\u6bd4\u5bb9\u91cf\u4e0e\u500d\u7387\u6027\u80fd\u90fd\u4f18\u4e8e\u4e8c\u786b\u5316\u94bc, \u57282 C(MoS2<\/sub>, 1 C=670 mAh\/g)\u7535\u6d41\u5bc6\u5ea6\u4e0b, \u4e8c\u7852\u5316\u94bc\u7684\u6bd4\u00a0\u5bb9\u91cf\u9ad8\u8fbe744 mAh\/g\u9ad8\u4e8e\u4e8c\u786b\u5316\u94bc\u7684710 mAh\/g.<\/p>\n

\u56fe6\u4e8c\u7852\u5316\u94bc\u6709\u5e8f\u4ecb\u5b54\u7ed3\u6784\u7684\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c(TEM)\u7167\u7247<\/p>\n

\"\"<\/p>\n

(a)~(c)\u548c\u76f8\u5e94\u7684\u9009\u53d6\u7535\u5b50\u884d\u5c04\u7167\u7247(SAED)(d); (e)~(g) \u4e8c\u7852\u5316\u94bc\u7684\u7535\u5316\u5b66\u6d4b\u8bd5\u66f2\u7ebf;(h) \u4e8c\u7852\u5316\u94bc\u4e0e\u4e8c\u786b\u5316\u94bc\u7535\u6781\u6027\u80fd\u6bd4\u8f83.<\/p>\n

Cao\u8bfe\u9898\u7ec443<\/sup>\u901a\u8fc7\u4e24\u6b65\u6c34\u70ed\u6cd5\u5236\u5907\u4e86\u4e8c\u7852\u5316\u94bc\u8584\u5c42\u7eb3\u7c73\u7247\u5305\u88f9MoO2<\/sub>\u7eb3\u7c73\u9897\u7c92\u7684\u590d\u5408\u6750\u6599. \u8be5\u590d\u5408\u6750\u6599\u4f5c\u4e3a\u9502\u79bb\u5b50\u7535\u6c60\u8d1f\u6781\u6750\u6599, \u57282 A\/g\u5145\u653e\u7535\u4e0b,\u80fd\u83b7\u5f97520.4 mAh\/g\u7684\u9ad8\u6bd4\u5bb9\u91cf, 400\u6b21\u5faa\u73af\u540e, \u5bb9\u91cf\u4f9d\u7136\u4fdd\u6301 100%, \u6ca1\u6709\u4efb\u4f55\u8870\u51cf . \u7531\u4e8e\u4e8c\u7852\u5316\u94bc\u4e0eMoO2<\/sub>\u5e26\u9699\u7ed3\u6784\u4e0d\u540c, \u5f62\u6210\u7684\u5f02\u8d28\u754c\u9762\u80fd\u53ef\u5f62\u6210\u81ea\u5efa\u7535\u573a, \u63a8\u52a8\u9502\u79bb\u5b50\u7684\u5d4c\u5165\u4e0e\u8131\u51fa, \u6545\u800c\u5927\u5e45\u5ea6\u63d0\u9ad8\u6750\u6599\u7684\u6027\u80fd.\u00a0\u63d0\u9ad8\u8d1f\u6781\u6750\u6599\u7684\u7535\u5bfc\u7387\u4f1a\u663e\u8457\u6539\u5584\u6750\u6599\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u4e0e\u500d\u7387\u6027\u80fd. \u6784\u5efa\u78b3\u57fa\u590d\u5408\u6750\u6599\u5219\u662f\u6700\u4e3a\u6709\u6548\u7684\u624b\u6bb5\u4e4b\u4e00. \u5982\u5c06\u5c11\u5c42(2~3\u5c42)\u4e8c\u7852\u5316\u94bc\u4e0e\u8fd8\u539f\u6c27\u5316\u77f3\u58a8\u70ef(rGO)\u590d\u5408\u5f97\u5230\u7684MoSe2<\/sub>\/rGO\u590d\u5408\u6750\u6599, \u57280.1 A\/g\u4e0b, \u53ef\u9006\u5bb9\u91cf~1100 mAh\/g, 100\u6b21\u5faa\u73af\u540e\u5bb9\u91cf\u51e0\u4e4e\u65e0\u8870\u51cf, \u6bd4\u5bb9\u91cf\u4e0e\u500d\u7387\u6027\u80fd\u90fd\u663e\u8457\u9ad8\u4e8e\u4e8c\u7852\u5316\u94bc\u7eb3\u7c73\u724744<\/sup>. \u800c\u4e8c\u7852\u5316\u94bc\u7eb3\u7c73\u7247\u4e0e\u5355\u58c1\u78b3\u7eb3\u7c73\u7ba1\u7684\u590d\u5408\u7269, \u57280.05 C\u4e0b, \u53ef\u9006\u5bb9\u91cf798 mAh\/g, \u56e0\u4e3a\u5355\u58c1\u78b3\u7eb3\u7c73\u7ba1\u6240\u5f62\u6210\u7684\u5bfc\u7535\u7f51\u7edc\u4f7f\u5176\u5bb9\u91cf\u660e\u663e\u9ad8\u4e8e\u4e8c\u7852\u5316\u94bc\/\u78b3\u9ed1\u590d\u5408\u7269(\u4ec5557 mAh\/g)45<\/sup>.<\/p>\n

4.2\u9541\u79bb\u5b50\u7535\u6c60<\/p>\n

\u81ea2000\u5e74Aurbach\u8bfe\u9898\u7ec446<\/sup>\u63d0\u51fa\u6539\u826f\u9541\u79bb\u5b50\u7535\u6c60\u4ee5\u6765, \u5174\u8d77\u4e86\u9541\u79bb\u5b50\u7535\u6c60\u7684\u7814\u7a76\u70ed\u6f6e. \u9541\u7684\u4ef7\u683c\u6bd4\u9502\u4f4e, \u9541\u53ca\u9541\u5316\u5408\u7269\u65e0\u6bd2\u6216\u4f4e\u6bd2\u3001\u5bf9\u73af\u5883\u53cb\u597d, \u9541\u4e0d\u5982\u9502\u6d3b\u6cfc\u3001\u6613\u64cd\u4f5c\u3001\u52a0\u5de5\u5904\u7406\u5b89\u5168\u3001\u5b89\u5168\u6027\u80fd\u597d, \u7194\u70b9\u9ad8\u8fbe649\u2103, Mg\/Mg2+<\/sup>\u7684\u7535\u52bf\u5f88\u4f4e, \u6807\u51c6\u7535\u6781\u7535\u4f4d\u4e3a2.37 V(vs. SHE), \u7406\u8bba\u6bd4\u5bb9\u91cf\u5927(2205 mAh\/g), \u4f53\u79ef\u80fd\u91cf\u5bc6\u5ea6\u662f\u9502\u76845\u500d46,47<\/sup>, \u9541\u7684\u8fd9\u4e9b\u4f18\u52bf\u4f7f\u9541\u79bb\u5b50\u7535\u6c60\u6210\u4e3a\u65b0\u578b\u7684\u5177\u6709\u53d1\u5c55\u6f5c\u529b\u7684\u7535\u6c60\u4f53\u7cfb. \u4f46\u4e8c\u4ef7\u9541\u79bb\u5b50\u4f53\u79ef\u5c0f, \u6781\u5316\u4f5c\u7528\u5f88\u5f3a, \u5f88\u96be\u5d4c\u5165\u5230\u5927\u591a\u6570\u7684\u6b63\u6781\u6750\u659948<\/sup>.Chen\u8bfe\u9898\u7ec4 49<\/sup>\u7528W\u7b94\u4f5c\u4e3aW\u6e90\u4e0e\u57fa\u5e95, \u901a\u8fc7\u5316\u5b66\u6c14\u76f8\u6c89\u79ef\u65b9\u6cd5, \u5728W\u7b94\u8868\u9762\u751f\u957fWSe2<\/sub>\u7eb3\u7c73\u7ebf\u8584\u819c,\u5e76\u4ee5\u6b64\u4f5c\u4e3a\u9541\u79bb\u5b50\u7535\u6c60\u7684\u6b63\u6781. \u572850 mA\/g\u7535\u6d41\u5bc6\u5ea6\u4e0b, \u53ef\u9006\u5bb9\u91cf\u4e3a203 mAh\/g; 160 \u6b21\u5faa\u73af\u6d4b\u8bd5\u540e, \u5bb9\u91cf\u4f9d\u7136\u4fdd\u630198.5%, \u4e14\u5f53\u5145\u653e\u7535\u7535\u6d41\u5bc6\u5ea6\u63d0\u9ad8\u5230800mA\/g\u65f6, \u4ecd\u7136\u4fdd\u6301142 mAh\/g\u7684\u5bb9\u91cf. \u901a\u8fc7\u6784\u5efa\u9541\u79bb\u5b50 \u5d4c \u5165 WSe2<\/sub>\u00a0\u5c42 \u72b6 \u7ed3 \u6784 \u7684 \u6a21 \u578b \u5206 \u5b50 Mg4<\/sub>W6<\/sub>Se12<\/sub>(Mg0.67<\/sub>WSe2<\/sub>), \u5176\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\u8868\u660e, \u9541\u79bb\u5b50\u5d4c\u5165Mg0.67<\/sub>WSe2<\/sub>\u540e, \u5bfc\u7535\u6027\u5927\u5e45\u5ea6\u63d0\u9ad8; \u6001\u5bc6\u5ea6\u5206\u6790\u8868\u660eMg0.67<\/sub>WSe2<\/sub>\u7535\u5316\u5b66\u6027\u80fd\u7a33\u5b9a, \u56e0\u6b64WSe2<\/sub>\u662f\u5177\u6709\u6f5c\u529b\u7684\u9541\u79bb\u5b50\u6b63\u6781\u6750\u6599.<\/p>\n

4.3\u94a0\u79bb\u5b50\u7535\u6c60<\/p>\n

\u94a0\u79bb\u5b50\u7535\u6c60\u5de5\u4f5c\u539f\u7406\u4e0e\u9502\u79bb\u5b50\u7535\u6c60\u7c7b\u4f3c\uff0c\u5229\u7528\u94a0\u79bb\u5b50\u5728\u6b63\u8d1f\u6781\u4e4b\u95f4\u5d4c\u8131\u8fc7\u7a0b\u5b9e\u73b0\u5145\u653e\u7535.\u4e0e\u9502\u79bb\u5b50\u7535\u6c60\u76f8\u6bd4\uff0c\u94a0\u79bb\u5b50\u7535\u6c60\u5177\u6709\u7684\u4f18\u52bf\u6709\uff1a\uff081\uff09\u94a0\u76d0\u539f\u6750\u6599\u50a8\u91cf\u4e30\u5bcc\uff0c\u4ef7\u683c\u4f4e\u5ec9\uff0c\u91c7\u7528\u94c1\u9530\u954d\u57fa\u6b63\u6781\u6750\u6599\u76f8\u6bd4\u8f83\u9502\u79bb\u5b50\u7535\u6c60\u4e09\u5143\u6b63\u6781\u6750\u6599\uff0c\u539f\u6599\u6210\u672c\u964d\u4f4e\u4e00\u534a\uff1b\uff082\uff09\u7531\u4e8e\u94a0\u76d0\u7279\u6027\uff0c\u5141\u8bb8\u4f7f\u7528\u4f4e\u6d53\u5ea6\u7535\u89e3\u6db2\uff08\u540c\u6837\u6d53\u5ea6\u7535\u89e3\u6db2\uff0c\u94a0\u76d0\u7535\u5bfc\u7387\u9ad8\u4e8e\u9502\u7535\u89e3\u6db220%\u5de6\u53f3\uff09\u964d\u4f4e\u6210\u672c\uff1b\uff083\uff09\u94a0\u79bb\u5b50\u4e0d\u4e0e\u94dd\u5f62\u6210\u5408\u91d1\uff0c\u8d1f\u6781\u53ef\u91c7\u7528\u94dd\u7b94\u4f5c\u4e3a\u96c6\u6d41\u4f53\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u964d\u4f4e\u6210\u672c8%\u5de6\u53f3\uff0c\u964d\u4f4e\u91cd\u91cf10%\u5de6\u53f3\uff1b\uff084\uff09\u7531\u4e8e\u94a0\u79bb\u5b50\u7535\u6c60\u65e0\u8fc7\u653e\u7535\u7279\u6027\uff0c\u5141\u8bb8\u94a0\u79bb\u5b50\u7535\u6c60\u653e\u7535\u5230\u96f6\u4f0f.\u94a0\u79bb\u5b50\u7535\u6c60\u80fd\u91cf\u5bc6\u5ea6\u5927\u4e8e100Wh\/kg\uff0c\u53ef\u4e0e\u78f7\u9178\u94c1\u9502\u7535\u6c60\u76f8\u5ab2\u7f8e\uff0c\u4f46\u662f\u5176\u6210\u672c\u4f18\u52bf\u660e\u663e\uff0c\u6709\u671b\u5728\u5927\u89c4\u6a21\u50a8\u80fd\u4e2d\u53d6\u4ee3\u4f20\u7edf\u94c5\u9178\u7535\u6c60.\u94a0\u79bb\u5b50\u7535\u6c60\u6b63\u8d1f\u6781\u6750\u6599\u7684\u5236\u5907\u65b9\u6cd5\u3001\u53cd\u5e94\u673a\u7406\u548c\u7814\u7a76\u624b\u6bb5\u5747\u53ef\u501f\u9274\u9502\u79bb\u5b50\u7535\u6c60. \u7531\u4e8e\u94a0\u7684\u7535\u6781\u7535\u4f4d(-2.7 V)\u6bd4\u9502 (-3.04V)\u00a0\u9ad80.3 V, \u4e14\u94a0\u79bb\u5b50\u7684\u534a\u5f84(1.06 \u00c5)\u8fdc\u5927\u4e8e\u9502\u79bb\u5b50(0.76 \u00c5), \u9020\u6210\u94a0\u79bb\u5b50\u7684\u8fc1\u79fb\u6bd4\u9502\u79bb\u5b50\u96be, \u6240\u5d4c\u5165\u6750\u6599\u5f62\u53d8\u66f4\u5927. \u4f5c\u4e3a\u9502\u79bb\u5b50\u7535\u6c60\u7684\u5e38\u7528\u77f3\u58a8\u8d1f\u6781\u6750\u6599, \u5c06\u5176\u5e94\u7528\u4e8e\u94a0\u79bb\u5b50\u7535\u6c60\u65f6, \u8868\u73b0\u51fa\u7535\u5316\u5b66\u6d3b\u6027\u5dee\u3001\u53ef\u9006\u5bb9\u91cf\u6781\u4f4e\u7b49\u7f3a\u70b9. \u56e0\u6b64, \u5bf9\u94a0\u79bb\u5b50\u7535\u6c60\u4f53\u7cfb\u6240\u9700\u50a8\u94a0\u6750\u6599\u7b49\u7684\u7814\u7a76\u4e9f\u5f85\u52a0\u5f3a, \u7279\u522b\u662f\u94a0\u79bb\u5b50\u7535\u6c60\u8d1f\u6781\u6750\u6599.\u00a0\u6700\u8fd1chen\u8bfe\u9898\u7ec450<\/sup>\u6784\u7b51\u4e86\u7531FeSe2<\/sub>\u516b\u9762\u4f53\u7eb3\u7c73\u9897\u7c92\u7d27\u5bc6\u7ec4\u88c5\u7684\u5fae\u7403\u7ed3\u6784, \u5982\u56fe7(a)~(d)\u6240\u793a. \u8be5\u5fae\u7403\u5177\u6709\u8f83\u9ad8\u7684\u632f\u5b9e\u5bc6\u5ea6, \u8fbe\u52301.85 g\/cm3<\/sup>, \u57280.1 A\/g\u5145\u653e\u7535\u7535\u6d41\u5bc6\u5ea6\u4e0b, 0.5~2.9 V\u7535\u538b\u533a\u95f4\u5185, \u5176\u653e\u7535\u5bb9\u91cf\u4e3a447 mAh\/g.\u975e\u539f\u4f4dX\u5c04\u7ebf\u884d\u5c04(XRD)\u6d4b\u8bd5\u7ed3\u679c\u8bc1\u5b9e, \u8be5\u6750\u6599\u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u6ee1\u8db3\u56db\u7535\u5b50\u53cd\u5e94\u00a0(FeSe2<\/sub>+4Na++4e-\u2194Fe+2Na2<\/sub>Se); \u5176\u653e\u7535\u5e73\u53f0\u57281.60 V(Nax<\/sub>FeSe2<\/sub>), 1.05 V(FeSe,Na2<\/sub>Se) \u548c 0.70 V(Fe, Na2<\/sub>Se), \u5145 \u7535 \u5e73 \u53f0 \u5728 1.48 V(Nax<\/sub>FeSe2<\/sub>)\u548c1.84 V(FeSe2<\/sub>); \u5e73\u5747\u5145\u7535\u7535\u538b\u4e3a1.55 V,\u4e0e\u949b\u9178\u9502\u8d1f\u6781\u6750\u6599\u4e00\u81f4. \u5c3d\u7ba1\u7535\u538b\u5e73\u53f0\u76f8\u5bf9\u8f83\u9ad8, \u4f46\u907f\u514d\u4e86\u91d1\u5c5e\u9502\u679d\u6676\u7684\u5f62\u6210, \u6709\u5229\u4e8e\u7535\u6c60\u5b89\u516851<\/sup>. \u540c\u65f6, \u8be5\u6750\u6599\u5c55\u73b0\u4e86\u6781\u597d\u7684\u500d\u7387\u6027\u80fd, \u57285 A\/g\u7535\u6d41\u5bc6\u5ea6\u4e0b, \u53ef\u9006\u5bb9\u91cf\u4e3a388 mAh\/g; \u800c\u5f53\u7535\u6d41\u5bc6\u5ea6\u589e\u52a0\u523025 A\/g\u65f6 , \u5176\u53ef\u9006\u5bb9\u91cf\u4f9d\u7136\u4fdd\u6301 226 mAh\/g, \u5982\u56fe7(e), (f)\u6240\u793a. \u9ad8\u500d\u7387\u6027\u80fd\u4e3b\u8981\u662f\u7531\u4e8e\u8be5\u6750\u6599\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u5b58\u5728\u8d5d\u7535\u5bb9\u8fc7\u7a0b52<\/sup>. \u8be5\u6750\u6599\u57281 A\/g, \u5faa\u73af\u6d4b\u8bd5 2000\u6b21\u540e , \u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a 89.0%, \u5e93\u4f26\u6548\u7387\u8d85\u8fc798%, \u8fd9\u662f\u56e0\u4e3a\u7535\u6781\u7684\u4e0d\u53ef\u9006\u53cd\u5e94\u4e3b\u8981\u5728 0~0.5 V\u5185[68], \u9ad8\u622a\u6b62\u7535\u538b\u53ef\u4fdd\u6301\u9ad8\u5e93\u4f26\u6548\u7387.\u53e6\u5916, \u9274\u4e8eNa\/FeSe2<\/sub>\u4f18\u5f02\u7684\u7535\u5316\u5b66\u6027\u80fd, \u4e5f\u53ef\u7528Nasicon \u578b \u7ed3 \u6784 Na3<\/sub>V2<\/sub>(PO4) \u4f5c \u4e3a \u6b63 \u6781 , \u6784 \u5efa FeSe2<\/sub>\/Na3<\/sub>V2<\/sub>(PO4)3<\/sub>\u5168\u7535\u6c60. \u57fa\u4e8eFeSe2<\/sub>\u8d28\u91cf, \u57281 A\/g\u7535\u6d41\u5bc6\u5ea6\u4e0b, \u653e\u7535\u5bb9\u91cf\u4e3a366 mAh\/g, \u5e73\u5747\u7535\u538b\u4e3a1.7 V, 200\u6b21\u5faa\u73af\u540e, \u53ef\u9006\u5bb9\u91cf\u4fdd\u6301\u5728298 mAh\/g.\u00a0\u6b64\u5916, \u5c06FeSe2<\/sub>\u4e0e\u78b3\u6750\u6599\u590d\u5408\u4e5f\u80fd\u5927\u5e45\u5ea6\u63d0\u9ad8\u6750\u6599\u6027\u80fd. Kang\u8bfe\u9898\u7ec453<\/sup>\u4f7f\u7528\u9759\u7535\u7eba\u4e1d\u6280\u672f, \u901a\u8fc73\u4e2a\u6b65\u9aa4\u5236\u5907\u4e86\u77f3\u58a8\u78b3\u5305\u88f9FeSe2<\/sub>\u7a7a\u5fc3\u7ed3\u6784, \u5e76\u4fee\u9970\u8fd8\u539f\u77f3\u58a8\u70ef, \u7ec4\u6210\u6742\u5316\u7eb3\u7c73\u7ea4\u7ef4\u7ed3\u6784\u6750\u6599. \u5e94\u7528\u4e8e\u94a0\u79bb\u5b50\u8d1f\u6781\u6750\u6599, 1 A\/g\u4e0b, 0.001~3.0 V\u7535\u533a\u95f4\u5185, 150\u6b21\u5faa\u73af\u540e, \u53ef\u9006\u5bb9\u91cf\u4e3a412 mAh\/g, \u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a82%, \u663e\u8457\u9ad8\u4e8e\u5355\u4e00FeSe2<\/sub>(11%); \u5e76\u4e14\u572810 A\/g\u5927\u7535\u6d41\u5145\u653e\u7535\u4e0b, \u53ef\u9006\u5bb9\u91cf\u4f9d\u7136\u9ad8\u8fbe352 mAh\/g. \u7531\u516b\u9762\u4f53FeSe2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u7ec4\u88c5\u6210\u7684\u5fae\u7403, \u88ab\u786b\u63ba\u6742\u7684\u8fd8\u539f\u6c27\u5316\u77f3\u58a8\u70ef\u5305\u88f9, \u57280.01~2.5 V\u5145\u653e\u7535\u533a\u95f4\u5185, 0.5 A\/g\u7535\u6d41\u5bc6\u5ea6\u4e0b, \u8be5\u6750\u6599\u53ef\u9006\u5bb9\u91cf\u4e3a447.5 mAh\/g, 100\u6b21\u5faa\u73af\u540e\u5bb9\u91cf \u4fdd \u6301 \u7387 \u4e3a 90%; \u5728 5 A\/g \u4e0b , \u53ef \u9006 \u5bb9 \u91cf \u8fbe 277.5mAh\/g, \u5c55\u73b0\u4e86\u4f18\u826f\u7684\u5faa\u73af\u4e0e\u500d\u7387\u6027\u80fd54<\/sup><\/p>\n

\u56fe 7\u00a0<\/p>\n

\"\"<\/p>\n

FeSe2<\/sub>\u7684\u626b\u63cf\u7535\u5b50\u663e\u5fae\u955c(SEM)\u7167\u7247((a), (b)), TEM\u7167\u7247((c), (d))\u548cNa\/FeSe2<\/sub>\u7535\u5316\u5b66\u6027\u80fd((e), (f))<\/p>\n

4.4\u8d85\u7ea7\u7535\u5bb9\u5668<\/p>\n

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4.5\u5176\u4ed6\u65b0\u5174\u7535\u6c60<\/p>\n

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\u56fe8<\/p>\n

\"\"<\/p>\n

(a) MoS2<\/sub>@NPG\u5f62\u6210\u793a\u610f\u56fe (b) \u6790\u6c22\u50ac\u5316\u793a\u610f\u56fe (c-d) \u6781\u5316\u66f2\u7ebf\u548c\u76f8\u5e94\u7684\u5854\u83f2\u5c14\u66f2\u7ebf (e) \u65ad\u9762\u7684\u9ad8\u89d2\u73af\u5f62\u6697\u573aSTEM\u56fe. (e-h) \u9ad8\u500d\u7387STEM\u548c\u660e\u573a\u4ee5\u53ca\u5f2f\u66f2\u89d2\u5ea6\u793a\u610f\u56fe.<\/p>\n

5\u7535\u50ac\u5316\u6790\u6c22<\/strong><\/p>\n

\u6c22\u4f5c\u4e3a\u7eff\u8272\u3001\u53ef\u6301\u7eed\u7684\u6e05\u6d01\u80fd\u6e90\u5c06\u662f\u4eba\u7c7b\u672a\u6765\u7684\u7406\u60f3\u80fd\u6e90\u4e4b\u4e00, \u800c\u4ee5\u6c34\u4e3a\u539f\u6599\u7684\u7535\u50ac\u5316\u4ea7\u6c22\u6280\u672f\u5c06\u662f\u63d0\u4f9b\u6c22\u80fd\u7684\u91cd\u8981\u7eff\u8272\u9014\u5f84. \u7535\u50ac\u5316\u4ea7\u6c22\u7684\u6838\u5fc3\u662f\u8bbe\u8ba1\u5177\u6709\u9ad8\u6548\u7684\u7535\u50ac\u5316\u5242. \u7136\u800c, \u622a\u6b62\u76ee\u524d, \u8d35\u91d1\u5c5e\u94c2\u7cfb\u6750\u6599\u4ecd\u662f\u7535\u50ac\u5316\u4ea7\u6c22\u4e2d\u7535\u50ac\u5316\u6548\u7387\u6700\u9ad8\u7684\u50ac\u5316\u5242. \u56e0\u6b64, \u5bfb\u627e\u80fd\u591f\u66ff\u4ee3\u94c2\u7684\u9ad8\u6548\u800c\u5ec9\u4ef7\u7684\u7535\u50ac\u5316\u5242\u5177\u6709\u6781\u4e3a\u91cd\u8981\u610f\u4e49. \u5f00\u53d1\u9ad8\u4e30\u5ea6\u5143\u7d20\u7ec4\u6210\u7684\u65b0\u578b\u50ac\u5316\u5242\u662f\u7535\u50ac\u5316\u6790\u6c22\u9886\u57df\u7684\u7814\u7a76\u70ed\u70b9.\u5176\u4e2d\uff0c\u4ee5\u4e8c\u786b\u5316\u94bc\uff08MoS2<\/sub>\uff09\u4e3a\u4ee3\u8868\u7684\u4e8c\u7ef4\u539f\u5b50\u6676\u4f53\u7531\u4e8e\u5176\u7279\u6b8a\u7684\u7ed3\u6784\u548c\u7406\u5316\u7279\u6027\u5f15\u8d77\u4e86\u7814\u7a76\u8005\u7684\u5e7f\u6cdb\u5173\u6ce8\u3002<\/p>\n

Chen\u8bfe\u9898\u7ec463<\/sup>\u901a\u8fc7CVD\u6cd5\u5c06MoS2<\/sub>\u957f\u8fdb\u7eb3\u7c73\u591a\u5b54\u91d1\u4e2d\uff0c\u5229\u7528\u7eb3\u7c73\u591a\u5b54\u91d1\u7684\u6676\u683c\u5f20\u529b\u8bf1\u53d8\u4f7fMoS2<\/sub>\u4ece\u00a0 \u00a0 2H\u76f8\u53d8\u62101T\u76f8\uff0c\u901a\u8fc7\u63a7\u5236\u524d\u9a71\u4f53\u4e0e\u886c\u5e95\u7684\u8ddd\u79bb\uff0c\u751f\u957f\u51fa\u4e0d\u540c\u5c42\u6570\u7684MoS2<\/sub>\uff0c\u5c55\u73b0\u4e86\u4f18\u8d8a\u7684\u6790\u6c22\u6027\u80fd.\u5728\u9178\u6027\u4ecb\u8d28\u4e2d\uff0c\u5176\u8d77\u59cb\u7535\u4f4d\u4ec5\u4e3a118mv,\u7535\u6d41\u5bc6\u5ea6\u4e3a10mA\/cm2<\/sup>\u65f6\uff0c\u8fc7\u7535\u4f4d\u4e3a-226mv.\u6b64\u5916\uff0c\u5355\u5c42\u7684MoS2<\/sub>@NPG\u7684\u5854\u83f2\u5c14\u659c\u7387\u4ec5\u4e3a46mv\/decade,\u8868\u73b0\u51fa\u4e86\u826f\u597d\u7684\u4ea7\u6c22\u6027\u80fd.\u00a0\u5982\u56fe8\uff08a-d\uff09\u6240\u793a\uff0c\u4eceSTEM\u56fe\u53ef\u4ee5\u770b\u51fa\uff0c\u6709\u5c11\u91cf\u6676\u683c\u7f3a\u9677\u7684\u5355\u5c42MoS2<\/sub>\u8fd1\u4f3c\u5e73\u884c\u4e8e\u91d1\u8868\u9762\uff0c\u4ee4\u4eba\u610f\u5916\u7684\u662f\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u7eb3\u7c73\u591a\u7a7a\u91d1\u4e2d\u89c2\u5bdf\u5230MoS2<\/sub>\u53d1\u73b0\u4e86\u5f88\u5927\u7684\u6676\u683c\u626d\u66f2\uff0c\u5c24\u5176\u662f\u5728\u66f2\u9762\u4e0a\uff0c\u8fd9\u5c31\u610f\u5473\u7740\u5728MoS2<\/sub>\u4e2d\u5b58\u5728\u7740\u5782\u76f4\u4e8e\u8868\u9762\u7684\u6676\u683c\u5f20\u529b(\u56fe8\uff08e-g\uff09).<\/p>\n

\u6700\u8fd1, Cui\u8bfe\u9898\u7ec464<\/sup>\u7814\u7a76\u4e86\u4e00\u7cfb\u5217\u8fc7\u6e21\u91d1\u5c5e\u7852\u5316\u7269(FeSe2<\/sub>, CoSe2<\/sub>, NiSe2<\/sub>, FeS2<\/sub>, NiS2<\/sub>\u548cCoS2<\/sub>), \u7ed3\u679c\u8868\u660eC\/CoSe2<\/sub>\u590d\u5408\u7eb3\u7c73\u6750\u6599\u5177\u6709\u6700\u4f18\u5f02\u7684\u7535\u5316\u5b66\u6790\u6c22\u6027\u80fd. Sun\u8bfe\u9898\u7ec465<\/sup>\u901a\u8fc7\u6c34\u70ed\u4e0e\u79bb\u5b50\u4ea4\u6362\u6cd5, \u5728\u78b3\u5e03\u4e0a\u5f97\u5230CoSe2<\/sub>\u7eb3\u7c73\u9635\u5217. \u5728\u9178\u6027\u4ecb\u8d28\u4e2d,\u5176\u8d77\u59cb\u7535\u4f4d\u4ec5\u4e3a85 mV, \u7535\u6d41\u5bc6\u5ea6\u4e3a10\u548c100 mA\/cm2<\/sup>\u65f6, \u8fc7\u7535\u4f4d\u5206\u522b\u4e3a130\u548c164 mV, \u5854\u83f2\u5c14\u659c\u7387\u4ec5\u4e3a32mV\/decade, \u8868\u73b0\u51fa\u8d85\u5f3a\u7684\u7a33\u5b9a\u6027, \u7535\u5316\u5b66\u4ea7\u6c22\u6027\u80fd\u51e0\u4e4e\u8fbe\u5230\u94c2\u78b3. Lee\u8bfe\u9898\u7ec466<\/sup>\u901a\u8fc7\u6eb6\u5242\u70ed\u4e0e\u7b80\u5355\u70ed\u5904\u7406\u5236\u5907\u4e86\u5c42\u95f4\u8ddd\u589e\u52a081%\u76841T-MoSe2<\/sub>\u8d85\u8584\u7eb3\u7c73\u7247, \u5176\u7535\u50ac\u5316\u4ea7\u6c22\u8d77\u59cb\u7535\u4f4d\u4ec5\u4e3a60 mV, \u8fc7\u7535\u4f4d\u4e3a179 mV, \u5854\u83f2\u5c14\u659c\u7387\u4ec5\u4e3a78 mV\/decade, \u663e\u8457\u9ad8\u4e8e\u5355\u7eaf2H-MoSe2<\/sub>. \u5176\u6027\u80fd\u63d0\u9ad8\u4e3b\u8981\u5f52\u56e0\u4e8e\u5c42\u95f4\u8ddd\u7684\u589e\u52a0\u5229\u4e8e\u589e\u52a0\u6d3b\u6027\u4f4d\u70b9\u7684\u66b4\u9732, \u540c\u65f6\u53ef\u4f18\u5316\u6750\u6599\u7684\u6001\u5bc6\u5ea6\u4e0e\u7535\u5b50\u7ed3\u6784, \u964d\u4f4e\u6750\u6599\u7684\u6c22\u5438\u9644\u81ea\u7531\u80fd, \u51761T\u91d1\u5c5e\u76f8\u66f4\u5229\u4e8e\u7535\u5b50\u4f20\u5bfc.<\/p>\n

\u53c2\u8003\u6587\u732e<\/strong><\/p>\n

1.<Electric Field Effect in Atomically Thin Carbon Films.pdf>.<\/p>\n

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