{"id":20239,"date":"2016-06-20T08:00:32","date_gmt":"2016-06-20T00:00:32","guid":{"rendered":"\/\/m.iemloyee.com\/?p=20239"},"modified":"2016-06-19T23:56:04","modified_gmt":"2016-06-19T15:56:04","slug":"acs-nano-%e7%8e%af%e5%a2%83%e6%b0%94%e4%bd%93%e5%ae%9e%e7%8e%b0%e5%8d%95%e5%b1%82mos2%e7%9a%84%e5%ae%bd%e8%8c%83%e5%9b%b4%e5%8a%9f%e5%87%bd%e6%95%b0%e8%b0%83%e5%88%b6","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=20239","title":{"rendered":"ACS Nano: \u73af\u5883\u6c14\u4f53\u5b9e\u73b0\u5355\u5c42MoS2\u7684\u5bbd\u8303\u56f4\u529f\u51fd\u6570\u8c03\u5236"},"content":{"rendered":"

\u539f\u5b50\u7ea7\u539a\u5ea6\u7684\u5c42\u72b6\u6750\u6599\u6709\u4e00\u4e2a\uff0c\u5373\u5171\u540c\u7684\u6709\u8da3\u7279\u5f81\uff0c\u5373\u6bcf\u4e2a\u539f\u5b50\u90fd\u4e0e\u5468\u56f4\u73af\u5883\u63a5\u89e6\uff0c\u5176\u5bf9\u5438\u9644\u7269\u7279\u522b\u654f\u611f\uff0c\u56e0\u6b64\uff0c\u5c42\u72b6\u6750\u6599\u7684\u56fa\u6709\u7269\u7406\u548c\u5316\u5b66\u7279\u6027\u4f1a\u968f\u7740\u73af\u5883\u800c\u53d1\u751f\u6539\u53d8\u3002\u5176\u4e2d\uff0c\u529f\u51fd\u6570\u5c31\u662f\u4e00\u4e2a\u7ecf\u5178\u7684\u4f8b\u5b50\u3002\u529f\u51fd\u6570\u7684\u5b9a\u4e49\u662f\u8fd9\u6837\u7684\uff1a\u628a\u4e00\u4e2a\u7535\u5b50\u4ece\u56fa\u4f53\u5185\u90e8\u521a\u521a\u79fb\u5230\u6b64\u7269\u4f53\u8868\u9762\u6240\u9700\u7684\u6700\u5c11\u7684\u80fd\u91cf\u3002\u529f\u51fd\u6570\u5bf9\u4e8e\u7535\u5b50\u548c\u5149\u7535\u5668\u4ef6\u7684\u8bbe\u8ba1\u662f\u975e\u5e38\u91cd\u8981\u7684\u6307\u6570\u4e4b\u4e00\u3002\u6bd4\u5982\uff0c\u77f3\u58a8\u70ef\u8868\u9762\u5438\u9644\u4e0d\u540c\u7684\u6c14\u4f53\u5206\u5b50\uff0c\u5176\u529f\u51fd\u6570\u6709\u4e0d\u540c\u7684\u53d8\u5316\u3002\u5c42\u72b6\u6750\u6599\u5bf9\u73af\u5883\u7684\u8d85\u654f\u611f\u6027\u5bf9\u5236\u5907\u7a33\u5b9a\u548c\u91cf\u4ea7\u7684\u5668\u4ef6\u662f\u4e00\u4e2a\u5f88\u5927\u7684\u963b\u788d\u3002\u4f46\u662f\uff0c\u5982\u679c\u4ece\u76f8\u53cd\u7684\u89d2\u5ea6\u601d\u8003\uff0c\u5c42\u72b6\u6750\u6599\u7684\u8fd9\u4e2a\u7279\u6027\u5728\u4e00\u4e9b\u5e94\u7528\u65b9\u9762\u6709\u53ef\u80fd\u6210\u4e3a\u5b83\u7684\u4f18\u52bf\u3002<\/p>\n

\u8fd1\u65e5\uff0c\u97e9\u56fd\u6210\u5747\u9986\u5927\u5b66Young Hee Lee\u56e2\u961f\u5b9e\u73b0\u4e86\u73af\u5883\u6c14\u4f53\u5bf9\u5355\u5c42MoS2\u7684\u5927\u8303\u56f4\u529f\u51fd\u6570\u8c03\u5236<\/strong>\u3002\u7814\u7a76\u8005\u5229\u7528\u539f\u4f4d\u5f00\u5c14\u6587\u63a2\u9488\u6280\u672f\u6d4b\u91cf\u529f\u51fd\u6570\uff0c\u901a\u8fc7\u7d2b\u5916\u7ebf\u5149\u7535\u5b50\u80fd\u8c31\u548c\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\u9a8c\u8bc1\u5b9e\u9a8c\u7ed3\u679c\u3002\u5355\u5c42MoS2\u5728\u771f\u7a7a\u4e2d\u6d4b\u91cf\u7684\u529f\u51fd\u6570\u4e3a4.04eV\uff0c\u800c\u5728\u6c27\u6c14\u73af\u5883\u4e2d\u8f6c\u53d8\u4e3a4.47eV\uff0c\u8be5\u53d8\u5316\u8303\u56f4\u548c\u6805\u538b\u8c03\u63a7\u7684\u77f3\u58a8\u70ef\u529f\u51fd\u6570\u53d8\u5316\u76f8\u6bd4\u62df\u3002\u901a\u8fc7\u90e8\u5206\u949d\u5316\u6676\u4f53\u7ba1\u7684\u540c\u8d28\u7ed3\u4e8c\u6781\u7ba1\u63ed\u9732\u4e86\u4e00\u4e2a\u5177\u6709\u7406\u60f3\u56e0\u5b50\u548c\u5b8c\u7f8e\u7535\u5b50\u53ef\u9006\u6027\u7684\u7406\u60f3\u7ed3\u3002\u4ece\u5149\u7535\u6d41\u6620\u5c04\u4f30\u8ba1\u8017\u5c3d\u5c42\u539a\u5ea6\u7ea6\u4e3a200nm\uff0c\u6bd4\u5757\u72b6\u534a\u5bfc\u4f53\u7684\u8017\u5c3d\u5c42\u7a84\u5f97\u591a\u3002\u8fdb\u4e00\u6b65\u7684\u7814\u7a76\u8868\u660e\u90e8\u5206\u949d\u5316\u7684MoS2\u6676\u4f53\u7ba1\u7684\u7c7b\u4e8c\u6781\u7ba1\u6574\u6d41\u884c\u4e3a\u5bf9\u4e8e\u6c14\u4f53\u4f20\u611f\u5668\u548c\u5149\u7535\u5668\u4ef6\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002<\/p>\n

\"1\"
\n\u56fe1<\/strong> \uff08a\uff09\u5f00\u5c14\u6587\u63a2\u9488\u7cfb\u7edf\u793a\u610f\u56fe\uff1b\uff08b\uff09\u7528\u5f00\u5c14\u6587\u63a2\u9488\u7cfb\u7edf\u5728\u5ba4\u6e29\u7a7a\u6c14\uff0c\u7279\u9ad8\u538b\uff08~e-9Torr\uff09\u548c\u6c27\u6c14\u73af\u5883\u4e0b\u6d4b\u5f97\u65f6\u95f4\u5206\u8fa8\u529f\u51fd\u6570\u53d8\u5316\uff1b\uff08c\uff09\u5229\u7528\u5316\u5b66\u6c14\u76f8\u6c89\u79ef\u6cd5\u5236\u5907\u7684\u5355\u5c42MoS2\u5728\u5ba4\u6e29\u7a7a\u6c14\uff0c\u7279\u9ad8\u538b\uff08~e-9Torr\uff09\u548c\u6c27\u6c14\u73af\u5883\u7684\u80fd\u5e26\u56fe\u3002<\/p>\n

\"2\"
\n\u56fe2<\/strong> \uff08a\uff09\u5757\u72b6\u548cCVD\u751f\u957f\u7684\u5355\u5c42MoS2\u5728\u7279\u9ad8\u538b\uff08~e-9Torr\uff09\u73af\u5883\u7684\u4e8c\u7ea7\u8fb9\u7f18\u80fd\u8c31\uff1b\uff08b\uff09CVD\u751f\u957f\u7684\u5355\u5c42MoS2\u5728\u7279\u9ad8\u538b\u548c\u6c27\u6c14\u73af\u5883\u4e0b\u7684\u4e8c\u7ea7\u8fb9\u7f18\u80fd\u8c31\uff1b\uff08c\uff09\u901a\u8fc7\u666e\u9002\u68af\u5ea6\u8fd1\u4f3c\uff08GGA\uff09\u548c\u5c40\u57df\u5bc6\u5ea6\u8fd1\u4f3c\uff08LDA\uff09\u65b9\u6cd5\u5355\u5c42MoS2\u7684\u529f\u51fd\u6570\u968fO2\/H2O\u5438\u9644\u7387\u7684\u7406\u8bba\u53d8\u5316\u66f2\u7ebf\u3002<\/p>\n

\"3\"
\n\u56fe3\u00a0<\/strong> \u5728\u9ad8\u538b\u8154\u4e2d\uff0c\u6805\u6e90\u7535\u538bVGS\u5728+40V\u81f3-40V\u8303\u56f4\u5185\u7684\u8f6c\u79fb\u7279\u5f81\u66f2\u7ebf\uff0c\u63d2\u56fe\u4e3a\uff1a\u5728300nmSiO2\/Si\u886c\u5e95\u4e0a\uff0cCr\/Au\u505a\u7535\u6781\u7684\u5355\u5c42MoS2\u6676\u4f53\u7ba1\u7684\u5149\u5b66\u6210\u50cf\uff1b\uff08b\uff09\u5728\u5ba4\u6e29\u7a7a\u6c14\u3001\u4f4e\u538b\uff08~e-3Torr\uff09\u548c\u9ad8\u538b\uff08~e-6Torr\uff0c\u9000\u706b\u540e\uff09\u73af\u5883\u4e0b\uff0c\u6e90\u6f0f\u7535\u538b\u4e3aVDS=1V\uff0c\u5668\u4ef6\u7684\u8f6c\u79fb\u7279\u5f81\u66f2\u7ebf\uff0c\u63d2\u56fe\u4e3a\u6700\u5927\u7684\u8de8\u5bfc\u53d8\u5316\uff1b\uff08c\uff09\u5728\u9ad8\u538b\u73af\u5883\u548c\u5728\u66b4\u9732\u6c27\u6c14\u540e\u81f3\u771f\u7a7a\u8154\u73af\u5883\u4e2d\uff0c\u6e90\u6f0f\u7535\u538bVDS=1V\u65f6\uff0c\u6d4b\u91cf\u5668\u4ef6\u7684\u8f6c\u79fb\u7279\u5f81\u66f2\u7ebf\uff1b\uff08d\uff09\u5728\u5ba4\u6e29\u7a7a\u6c14\uff08\u9ed1\u8272\uff09\u3001\u4f4e\u538b\uff08\u7eff\u8272\uff09\u548c\u9ad8\u538b\uff08\u84dd\u8272\uff09\u73af\u5883\u4e0b\uff0cMoS2-\u91d1\u5c5e\u7ed3\u7684\u80fd\u5e26\u56fe\u3002<\/p>\n

\"4\"
\n\u56fe4<\/strong> \uff08a\uff09\u534a\u8986\u76d6MoS2\u6676\u4f53\u7ba1\u7684\u5149\u5b66\u6210\u50cf\uff1b\uff08b\uff09\u534a\u8986\u76d6MoS2\u7684\u80fd\u5e26\u793a\u610f\u56fe\uff1b\uff08c\uff09\u5728\u9ad8\u538b\u73af\u5883\u5236\u5907\u51fa\u7684\u6676\u4f53\u7ba1\u793a\u610f\u56fe\uff1b\uff08c\uff09\u5728\u5468\u56f4\u5ba4\u6e29\u73af\u5883\u4e0b\uff0c\u534a\u8986\u76d6\u6676\u4f53\u7ba1\u793a\u610f\u56fe\uff1b\uff08d\uff09\u5728\u9ad8\u538b\u73af\u5883\u4e0b\uff0c\u534a\u8986\u76d6\u6676\u4f53\u7ba1\u793a\u610f\u56fe\uff1b\uff08f\uff09c\u3001\uff08g\uff09d\u548c\uff08h\uff09c\u6676\u4f53\u7ba1\u5bf9\u5e94\u7684\u8f6c\u79fb\u7279\u5f81\u66f2\u7ebf\uff0c\u5176\u4e2dg\u56fe\u4e3a\u7406\u60f3\u56e0\u5b50\u7684\u5bf9\u6570\u8f6c\u79fb\u7279\u5f81\u66f2\u7ebf\u3002<\/p>\n

\"5\"
\n\u56fe5<\/strong> \uff08a\uff09\u4e00\u4e2a\u534a\u8986\u76d6MoS2\u6676\u4f53\u7ba1\u7684\u5149\u5b66\u6210\u50cf\uff1b\uff08b\uff09\uff08\u4e0a\u534a\u56fe\uff09\u5668\u4ef6\u7684\u5149\u7535\u6d41\u6620\u5c04\u548c\uff08\u4e0b\u534a\u56fe\uff09\u5176\u70b9\u7ebf\u5904\u7684\u5256\u9762\u66f2\u7ebf\uff08VDS=0V\uff0cVGS=0V\uff09\uff1b\uff08c\uff09\u4e00\u4e2a\u534a\u8986\u76d6\u6676\u4f53\u7ba1\u4e2d\uff0c\u5149\u6fc0\u53d1\u8f7d\u6d41\u5b50\u5728\u4e0d\u540c\u4f4d\u7f6e\u65f6\u7684\u80fd\u5e26\u56fe\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aLarge Work Function Modulation of Monolayer MoS2 by Ambient Gases<\/a>\uff08ACS nano, 2016, DOI: 10.1021\/acsnano.6b01742\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u7075\u5bf8\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n

\u6b22\u8fce\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8\uff0c\u4e00\u8d77\u8fdb\u884c\u6750\u6599\u9876\u520a\u5b66\u672f\u52a8\u6001\u7684\u8ddf\u8e2a\u548c\u62a5\u9053\u4ee5\u53caSCI\u76f8\u5173\u77e5\u8bc6\u79d1\u666e\u7b49\u3002\u52a0\u5165\u65b9\u5f0f\uff1a\uff081\uff09\u52a0\u5165\u6750\u6599\u4eba\u6587\u732e\u68c0\u7d22\u7fa4\uff08410109144\uff09\uff0c\u79c1\u4fe1\u7ba1\u7406\u5458\u201c\u6210\u90fd-\u5c0f\u5c0f\uff08QQ:763044722\uff09\u201d\u62a5\u540d\uff1b\uff082\uff09\u70b9\u6b64\u5904\u62a5\u540d<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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