{"id":190883,"date":"2019-11-27T06:30:32","date_gmt":"2019-11-26T22:30:32","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=190883"},"modified":"2019-11-26T21:32:30","modified_gmt":"2019-11-26T13:32:30","slug":"%e5%bf%83%e6%80%9d%e5%b7%a7%e5%a6%99%ef%bc%81%e7%94%a8%e5%8e%9f%e5%ad%90%e5%b1%82%e5%88%bb%e8%9a%80%e7%8e%a9%e8%bd%ac%e5%90%84%e5%bc%8fmos2%e5%90%8c%e8%b4%a8%e7%bb%93","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=190883","title":{"rendered":"\u5fc3\u601d\u5de7\u5999\uff01\u7528\u539f\u5b50\u5c42\u523b\u8680\u73a9\u8f6c\u5404\u5f0fMoS2\u540c\u8d28\u7ed3"},"content":{"rendered":"<p>MoS<sub>2<\/sub>\u662f\u6700\u5177\u4ee3\u8868\u6027\u7684\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u5364\u5316\u7269(TMD)\u6750\u6599\uff0c\u5f53\u5176\u7531\u5757\u4f53\u51cf\u8584\u81f3\u5355\u5c42\u65f6\uff0c\u5176\u5e26\u9699\u4f1a\u75311.29 eV\u53d8\u52301.9 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aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72472-34.png\" alt=\"\" width=\"274\" height=\"272\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72472-34.png 274w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72472-34-150x150.png 150w\" sizes=\"(max-width: 274px) 100vw, 274px\" \/><\/p>\n<p>\u4ed6\u4eec\u8bfe\u9898\u7ec4\u901a\u8fc7\u4e00\u79cd\u5b66\u540d\u4e3a\u539f\u5b50\u5c42\u523b\u8680(atomic layer etching, ALE)\u7684\u5c42\u6570\u9009\u62e9\u6027\u63a7\u5236\u7684\u65b9\u6cd5\uff0c\u5b8c\u6210\u4e86\u5b66\u540d\u4e3a\u9635\u5217\u5316\u7684\u201c\u4e32\u8054\u7eb3\u7c73\u6865(serial nano-bridge)\u201dMoS<sub>2<\/sub>\u540c\u8d28\u7ed3\u5149\u63a2\u6d4b\u5668\u7684\u6784\u7b51\uff0c\u5b9e\u73b0\u4e86\u53ef\u89c1-\u8fd1\u7ea2\u5916\u5bbd\u5149\u8c31\u6ce2\u6bb5\u8d85\u9ad8\u54cd\u5e94\u53ca\u8d85\u5feb\u5149\u63a2\u6d4b\uff0c\u6210\u679c\u53d1\u8868\u5728Nature Communication\u3002\u6211\u4eec\u4e00\u8d77\u6b63\u513f\u516b\u7ecf\u5730\u5b66\u4e60\u4e00\u4e0b\uff1a<\/p>\n<h3><strong><b>1\u3001\u9009\u62e9\u6027\u523b\u8680\u5b9e\u73b0\u4e8c\u786b\u5316\u94bc\u591a\u79cd\u540c\u8d28\u7ed3<\/b><\/strong><\/h3>\n<p>\u5728\u6784\u7b51\u9635\u5217\u5316\u540c\u8d28\u7ed3\u524d\uff0c\u9996\u5148\u6784\u7b51\u540c\u8d28\u7ed3\u5355\u5143\uff0c\u5229\u7528\u63a9\u6a21\u7248\u548c\u5149\u523b\u80f6\uff0c\u901a\u8fc7ALE\u6cd5\u5c066\u5c42MoS<sub>2<\/sub>\u7684\u4e00\u534a\u51cf\u8584\u81f3\u5355\u5c42\uff0c\u8fd9\u6837\u5c31\u5b8c\u6210\u4e86\u5355\u5c42\/\u591a\u5c42MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\u3002ALE\u6cd5\u53ef\u4ee5\u7cbe\u786e\u63a7\u5236MoS<sub>2<\/sub>\u7684\u5c42\u6570\uff0c\u6bcf\u4e2aALE\u5faa\u73af\u5c31\u80fd\u523b\u8680\u6389\u4e00\u5c42MoS<sub>2<\/sub>\uff0c\u4e14\u5bf9MoS<sub>2<\/sub>\u6ca1\u6709\u635f\u4f24\u548c\u6c61\u67d3\u3002\u56fe1b\u548c1c\u5206\u522b\u4e3a\u5355\u5c42MoS<sub>2<\/sub>\/\u591a\u5c42MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\u7684Raman mapping\u548cAFM\u9ad8\u5ea6\u56fe\uff0c\u9a8c\u8bc1\u4e86ALE\u5bf9MoS<sub>2<\/sub>\u5c42\u6570\u7684\u7cbe\u786e\u63a7\u5236\u53ca\u540c\u8d28\u7ed3\u7684\u6784\u7b51\u3002<\/p>\n<p>\u5176\u6b21\uff0c\u6784\u7b51\u9635\u5217\u5316\u7684\u201c\u4e32\u8054\u7eb3\u7c73\u6865\u201d 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MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\uff0c\u5982\u56fe1k\u6240\u793a\u3002<\/p>\n<p><strong><b>\u56fe1<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-190886 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72473-32.png\" alt=\"\" width=\"680\" height=\"784\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72473-32.png 680w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72473-32-260x300.png 260w\" sizes=\"(max-width: 680px) 100vw, 680px\" 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2\u591a\u5c42MoS<sub>2<\/sub>FET\u3002\u56fe2b\u4e2d\uff0ctype 2\u7684\u5149\u54cd\u5e94\u5ea6\u4e3a1.58\u00d710<sup>3<\/sup>\u00a0A\/W\u662ftype 1(1.67\u00d710<sup>2<\/sup>\u00a0A\/W)\u76849.46\u500d\u3002\u8fd9\u662f\u7531\u4e8e\u66f4\u591a\u7684\u5c42\u6570\u4f1a\u4ea7\u751f\u66f4\u591a\u7684\u5149\u751f\u8f7d\u6d41\u5b50\u4ee5\u53ca\u6709\u7740\u66f4\u4f4e\u7684\u6fc0\u5b50\u7ed3\u5408\u80fd\u3002\u56fe2e\u4e2d\uff0c\u7531\u4e8e\u76f8\u540c\u7684\u539f\u56e0\uff0ctype 2\u7684\u5149\u7535\u6d41\u4e0a\u6cbf\u65f6\u95f4\u4e3a9.73 s\u5c11\u4e8etype 1\u7684\u4e0a\u6cbf\u65f6\u95f4\u3002\u7136\u800c\uff0c\u5728\u6697\u6001\u65f6\uff0c\u7531\u4e8e\u66f4\u591a\u5269\u4f59\u7684\u5149\u8f7d\u6d41\u5b50(\u7535\u5b50\u548c\u7a7a\u7a74)\u6ca1\u6709\u901a\u8fc7\u7535\u8377\u9677\u9631\u590d\u5408\u4ee5\u53ca\u95f4\u63a5\u5e26\u9699\u5bfc\u81f4\u7684\u8f83\u6162\u7684\u7535\u5b50\u7a7a\u7a74\u590d\u5408\uff0ctype 2\u7684\u4e0b\u6cbf\u65f6\u95f4\u8f83\u957f(15.805 s)\uff0ctype 1\u7684\u4e0b\u6cbf\u65f6\u95f4\u8f83\u77ed\u4e3a6.84 s\u3002<\/p>\n<p>\u5982\u56fe2c\u3001f\u6240\u793a\u4e3aId-Vg\u66f2\u7ebf\u548c\u5149\u54cd\u5e94\u66f2\u7ebf\uff0c\u5206\u522b\u4e3atype 3\u5e73\u884c\u5f0fMoS<sub>2<\/sub>\u540c\u8d28\u7ed3FET\u548c type 4\u4e32\u8054\u5f0fMoS<sub>2<\/sub>\u540c\u8d28\u7ed3FET\u3002\u53ef\u770b\u51fa\uff0ctype 3\u548ctype 4\u7684\u5149\u54cd\u5e94\u5ea6\u5206\u522b\u662ftype 2\u76845.53\u548c1.94\u500d\uff0c\u8fd9\u662f\u7531\u4e8e\u5728\u540c\u8d28\u7ed3\u5185\u5efa\u7535\u573a\u533a\u7535\u5b50\u7a7a\u7a74\u5bf9\u66f4\u5bb9\u6613\u4ea7\u751f\u9020\u6210\u7684\u3002\u540c\u8d28\u7ed3\u7684\u7ed3\u6784\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u5149\u54cd\u5e94\u5ea6\uff0c\u800c\u4e14\u63d0\u9ad8\u4e86\u5149\u54cd\u5e94\u901f\u5ea6\u3002\u56fe2f\u4e2d\uff0ctype 3\u548ctype 4\u7684\u4e0a\u6cbf\/\u4e0b\u6cbf\u65f6\u95f4\u90fd\u4f4e\u4e8etype 2\u7684\u3002\u7531\u4e8e\u5e73\u884c\u5f0f\u540c\u8d28\u7ed3\u7684\u5185\u5efa\u7535\u573a\u4e0e\u6e90\u6f0f\u7535\u573a\u6709\u7740\u76f8\u540c\u7684\u65b9\u5411\uff0c\u5e73\u884c\u5f0f\u540c\u8d28\u7ed3\u4e0e\u4e32\u8054\u5f0f\u540c\u8d28\u7ed3\u76f8\u6bd4\uff0c\u66f4\u6613\u4e8e\u8f7d\u6d41\u5b50\u8f93\u8fd0\uff0ctype 3\u5e73\u884c\u5f0f\u540c\u8d28\u7ed3MoS<sub>2<\/sub>\u00a0FET\u6bd4type 4\u4e32\u8054\u5f0f\u663e\u793a\u51fa\u66f4\u5feb\u7684\u5149\u54cd\u5e94\u3002<\/p>\n<p>\u4e0e\u6b64\u60c5\u51b5\u76f8\u53cd\u7684\u662f\uff0c\u5bf9\u4e8e\u9635\u5217\u5316\u7684\u540c\u8d28\u7ed3\u6765\u8bf4\uff0ctype 6\u4e32\u8054\u5f0f\u7684\u540c\u8d28\u7ed3\u6bd4type 5\u5e73\u884c\u5f0f\u7684\u540c\u8d28\u7ed3\u6709\u7740\u66f4\u4f18\u5f02\u7684\u5149\u54cd\u5e94\u5ea6\u548c\u5149\u54cd\u5e94\u901f\u5ea6\uff0c\u5982\u56fe2d\u30012g\u6240\u793a\u3002type 6\u548ctype 5\u7684\u5149\u54cd\u5e94\u5ea6\u5206\u522b\u4e3a9.26 \u00d7 10<sup>4<\/sup>\u00a0A\/W\u548c2.02 \u00d7 10<sup>2<\/sup>\u00a0A\/W\uff0c\u4e0a\u6cbf\/\u4e0b\u6cbf\u65f6\u95f4\u5206\u522b\u4e3a0.02\/0.025s\u548c12.31\/13.705s\u3002\u8fd9\u662f\u7531\u4e8etype 5\u5e73\u884c\u5f0f\u540c\u8d28\u7ed3\u7684\u5185\u5efa\u7535\u573a\u5e73\u884c\u4e8e\u6e90\u6f0f\u7535\u6781\uff0c\u5145\u5f53\u4e86\u8f7d\u6d41\u5b50\u8f93\u8fd0\u4e32\u8054\u80fd\u91cf\u52bf\u5792\u548c\u6c9f\u9053\u6563\u5c04\u4e2d\u5fc3\u3002Type 6\u4e32\u8054\u5f0f\u540c\u8d28\u7ed3\u6240\u5c55\u793a\u51fa\u7684\u4f18\u5f02\u7684\u5149\u7535\u6027\u80fd\u662f\u57fa\u4e8e\u5b83\u6e90\u6f0f\u7535\u6781\u95f4326\u4e2a\u4e32\u8054\u7684\u7eb3\u7c73\u6865\u9635\u5217\u3002\u6bcf\u4e2a\u7eb3\u7c73\u6865\u8868\u73b0\u4e3a\u201c\u4f2a\u4e00\u7ef4\u7684\u80fd\u91cf\u6865(pseudo-one-dimensional energy bridge)\u201d\uff0c\u5149\u751f\u7535\u5b50\u548c\u7a7a\u7a74\u80fd\u88ab\u6709\u6548\u7684\u5206\u79bb\uff0c\u5e76\u6cbf\u7740\u4f2a\u4e00\u7ef4\u7684\u80fd\u91cf\u6865\u6f02\u79fb\u3002\u56e0\u6b64\uff0ctype 6\u4e2d\u7684\u8f7d\u6d41\u5b50\u6709\u7740\u66f4\u9ad8\u7684\u8fc1\u79fb\u7387\u548c\u66f4\u77ed\u7684\u8f7d\u6d41\u5b50\u6e21\u8d8a\u65f6\u95f4\uff0c\u6781\u5927\u63d0\u9ad8\u4e86\u5176\u5149\u76f8\u5e94\u5ea6\u53ca\u901f\u5ea6\u3002<\/p>\n<p><strong><b>\u56fe2<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-190887 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72474-28.png\" alt=\"\" width=\"680\" height=\"592\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72474-28.png 680w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72474-28-300x261.png 300w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><\/p>\n<h3><strong><b>3\u3001\u5149\u7535\u6027\u80fd\u4f18\u5316\u5206\u6790<\/b><\/strong><\/h3>\n<p>\u5e73\u884c\u5f0f\u548c\u4e32\u8054\u5f0f\u540c\u8d28\u7ed3\u7684\u5355\u5143\u6570\u91cf\u5bf9MoS<sub>2<\/sub>\u5149\u63a2\u6d4b\u5668\u7684\u5149\u54cd\u5e94\u5ea6\u548c\u5149\u54cd\u5e94\u65f6\u95f4\u7684\u5f71\u54cd\u6240\u793a\u56fe3 a, b\u3002\u56fe3a\u6240\u793a\uff0c\u5e73\u884c\u5f0f\u540c\u8d28\u7ed3\u7684\u5149\u54cd\u5e94\u5ea6\u968f\u7740\u5355\u5143\u6570\u91cf\u7684\u589e\u52a0\u800c\u964d\u4f4e\uff0c\u8fd9\u662f\u7531\u4e8e\u963b\u788d\u8f7d\u6d41\u5b50\u8f93\u8fd0\u7684\u80fd\u91cf\u52bf\u5792\u6570\u91cf\u7684\u589e\u52a0\u6240\u81f4\u3002\u7136\u800c\uff0c\u5bf9\u4e8e\u4e32\u8054\u5f0f\u7684\u540c\u8d28\u7ed3\u800c\u8a00\uff0c\u5176\u5149\u54cd\u5e94\u5ea6\u53ef\u968f\u7740\u5355\u5143\u6570\u91cf\u7684\u589e\u52a0\u800c\u589e\u52a0\uff0c\u5f53\u5355\u5143\u6570\u91cf\u589e\u81f3326\u4e2a\uff0c\u5176\u5149\u54cd\u5e94\u5ea6\u53ef\u8fbe9.26 \u00d7 10<sup>4 <\/sup>A\/W, \u7531\u4e8e\u6e90\u6f0f\u95f4\u7684\u4f2a\u4e00\u7ef4\u80fd\u91cf\u6865\u6570\u91cf\u7684\u589e\u52a0\u3002\u5c31\u5149\u54cd\u5e94\u901f\u5ea6\u800c\u8a00\uff0c\u5982\u56fe3b\uff0c\u5355\u5143\u6570\u91cf\u7684\u589e\u52a0\u4f1a\u5bfc\u81f4\u5e73\u884c\u5f0f\u540c\u8d28\u7ed3\u5149\u63a2\u6d4b\u5668\u7684\u54cd\u5e94\u65f6\u95f4\u589e\u52a0\uff0c\u8fd9\u662f\u7531\u4e8e\u4f5c\u4e3a\u8f7d\u6d41\u5b50\u6563\u5c04\u4e2d\u5fc3\u7684\u52bf\u5792\u6570\u91cf\u7684\u589e\u52a0\uff1b\u800c\u4e32\u8054\u5f0f\u540c\u8d28\u7ed3\u7684\u54cd\u5e94\u65f6\u95f4\u5927\u5927\u964d\u4f4e\uff0c\u5176\u4e0a\u6cbf\/\u4e0b\u6cbf\u65f6\u95f4\u53ef\u4ece9.655\/6.93 s\u964d\u4f4e\u81f30.02\/0.025 s\u3002<\/p>\n<p>\u63a5\u7740\uff0c\u4f5c\u8005\u7814\u7a76\u4e86ALE\u5468\u671f\u6570\u5bf9\u5149\u54cd\u5e94\u5ea6\u548c\u5149\u54cd\u5e94\u65f6\u95f4\u7684\u5f71\u54cd\uff0c\u5176\u7ed3\u679c\u5982\u56fe3c\u548c3d\u6240\u793a\u3002\u53ef\u4ee5\u770b\u51fa\uff0c\u5f53ALE\u5faa\u73af\u6b21\u6570\u75310\u589e\u81f33\u65f6\uff0ctype 3\u548ctype 6\u7684\u5149\u54cd\u5e94\u5ea6\u548c\u5149\u54cd\u5e94\u65f6\u95f4\u5747\u6ca1\u6709\u663e\u8457\u53d8\u5316\u3002\u968f\u7740ALE\u5faa\u73af\u6b21\u6570\u8fdb\u4e00\u6b65\u589e\u52a0\u65f6\uff0ctype 3\u548ctype 6\u7684\u5149\u54cd\u5e94\u5ea6\u548c\u5149\u54cd\u5e94\u65f6\u95f4\u5747\u6709\u6240\u63d0\u5347\uff0c\u5e76\u5728ALE\u6b21\u6570\u4e3a5\u65f6\u8fbe\u5230\u6700\u4f18\u503c\uff0c\u5373\u6b64\u65f6\u4e3a\u5355\u5c42\/\u591a\u5c42MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\u3002<\/p>\n<p>\u968f\u540e\uff0c\u6587\u4e2d\u63a2\u7a76\u4e86\u63a2\u6d4b\u5668\u5149\u54cd\u5e94\u5ea6\u4ee5\u53ca\u54cd\u5e94\u65f6\u95f4\u5bf9\u5149\u7167\u529f\u7387\u548c\u5149\u6ce2\u957f\u7684\u4f9d\u8d56\u3002\u968f\u7740\u5165\u5c04\u5149\u529f\u7387\u964d\u4f4e\uff0c\u5149\u54cd\u5e94\u5ea6\u9010\u6e10\u5347\u9ad8\uff0c\u54cd\u5e94\u65f6\u95f4\u9010\u6e10\u51cf\u5c0f\uff0c\u5982\u56fe3e\u548c3f\u3002\u5728\u8f83\u4f4e\u6fc0\u5149\u529f\u7387\u5bc6\u5ea6\u4e0b\uff0c\u5149\u54cd\u5e94\u7279\u6027\u7684\u63d0\u5347\u7684\u539f\u56e0\u662f\u5728MoS<sub>2<\/sub>\u4e2d\u5b58\u5728\u7f3a\u9677\u6001\u4ee5\u53ca\u5c11\u91cf\u7684\u8f7d\u6d41\u5b50\u6563\u5c04\u3002\u5728\u6700\u4f4e\u5149\u529f\u73875 pW\u4e0b\uff0ctype 6\u7684\u5149\u54cd\u5e94\u5ea6\u548c\u54cd\u5e94\u65f6\u95f4\u53ef\u8fbe2.67 \u00d7 10<sup>6<\/sup>\u00a0A\/W\u548c5 ms\/5 ms\u3002\u968f\u7740\u5165\u5c04\u5149\u6ce2\u957f\u7684\u589e\u52a0\uff0c\u5149\u54cd\u5e94\u5ea6\u9010\u6e10\u964d\u4f4e\uff0c\u800c\u54cd\u5e94\u65f6\u95f4\u4e5f\u9010\u6e10\u52a0\u5feb\uff0c\u7136\u800c\u5bf9\u4e8etype 6\u5177\u6709\u4e32\u8054\u5f0f\u9635\u5217\u5316\u7684MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\uff0c\u5176\u5728\u8fd1\u7ea2\u59161064 nm\u6ce2\u6bb5\u4f9d\u65e7\u6709\u7740\u5f88\u9ad8\u7684\u5149\u54cd\u5e941.07 \u00d7 10<sup>3 <\/sup>A\/W\uff0c\u4ee5\u53ca\u6709\u7740\u8d85\u5feb\u7684\u54cd\u5e94\u65f6\u95f4\uff0c\u4e0a\u6cbf\/\u4e0b\u6cbf\u65f6\u95f4\u4e3a5 ms\/10ms\u3002<\/p>\n<p><strong><b>\u56fe3<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-190888 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72475-27.png\" alt=\"\" width=\"680\" height=\"382\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72475-27.png 680w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72475-27-300x169.png 300w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><\/p>\n<h3>4\u3001\u673a\u7406\u89e3\u91ca<\/h3>\n<p>\u4f5c\u8005\u901a\u8fc7\u5f00\u5c14\u6587\u63a2\u9488\u529b\u663e\u5fae\u955c\u6cd5(KPFM)\u8868\u5f81\u4e86\u7ecfALE\u51cf\u8584\u7684MoS<sub>2<\/sub>\u548c\u539fMoS<sub>2<\/sub>\u7684\u8868\u9762\u529f\u51fd\u6570\u5dee\uff0c\u5982\u56fe4a\uff0c\u53ef\u4ee5\u8bc1\u5b9e\u5355\u5c42\/\u591a\u5c42MoS<sub>2<\/sub>\u7684\u529f\u51fd\u6570\u4ece4.45 eV\u53d8\u81f34.62 eV\uff0c\u5728\u540c\u8d28\u7ed3\u533a\u6709\u8017\u5c3d\u533a\u3002\u56fe4b\u4e3a\u5355\u5c42\/\u591a\u5c42MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\u7684\u80fd\u5e26\u793a\u610f\u56fe\uff0c\u7531\u4e8e\u540c\u8d28\u7ed3\u7684\u8017\u5c3d\u533a\u4e2d\u5185\u5efa\u7535\u573a\u7684\u5b58\u5728\uff0c\u5f53\u5176\u88ab\u5149\u8f90\u5c04\u65f6\uff0c\u5728\u5355\u5c42\u548c\u591a\u5c42MoS<sub>2<\/sub>\u4e2d\u4ea7\u751f\u7684\u5149\u751f\u7a7a\u7a74\u4f1a\u5411\u591a\u5c42MoS<sub>2<\/sub>\u4e2d\u79fb\u52a8\uff0c\u800c\u591a\u5c42MoS<sub>2<\/sub>\u4ea7\u751f\u7684\u5149\u751f\u7535\u5b50\u5219\u4f1a\u88ab\u754c\u9762\u7f3a\u9677\u6240\u6355\u83b7\uff0c\u800c\u5355\u5c42MoS<sub>2<\/sub>\u6240\u957f\u751f\u7684\u7535\u5b50\u4f1a\u505c\u7559\u5728\u8fdc\u79bb\u754c\u9762\u533a\u3002\u56e0\u6b64\uff0c\u4e0e\u6ca1\u6709\u540c\u8d28\u7ed3\u7684MoS<sub>2<\/sub>\u6c9f\u9053\u76f8\u6bd4\uff0c\u5355\u5c42\/\u591a\u5c42MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\u4e2d\u4f1a\u6709\u66f4\u591a\u7684\u5149\u751f\u8f7d\u6d41\u5b50\u3002\u5bf9\u4e8etype 6\u9635\u5217\u5316\u7684\u5355\u5c42\/\u591a\u5c42MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\uff0c\u91c7\u7528\u4e32\u8054\u201c\u7eb3\u7c73\u6865\u201d\u540c\u8d28\u7ed3\uff0c\u4e0d\u4ec5\u589e\u52a0\u4e86\u5149\u8f7d\u6d41\u5b50\u4ea7\u751f\u901f\u7387\u4e5f\u52a0\u5feb\u4e86\u5149\u54cd\u5e94\u901f\u7387\uff0c\u4e14\u5728\u5185\u5efa\u7535\u573a\u7684\u4f5c\u7528\u4e0b\uff0c\u901a\u8fc7\u6784\u7b51\u4f2a\u4e00\u7ef4\u80fd\u91cf\u6865\u4f7f\u8f7d\u6d41\u5b50\u8f93\u8fd0\u6027\u80fd\u5f97\u5230\u63d0\u9ad8\u3002\u5176\u6027\u80fd\u7684\u63d0\u5347\u4e5f\u53ef\u5f52\u56e0\u4e8e\u5c42\u95f4\u5e26\u9699\u7684\u4f5c\u7528\uff0c\u5305\u62ec\u76f4\u63a5\u95f4\u9699\u3001\u529f\u51fd\u6570\u5dee\u7b49\uff0c\u5982\u56fe4c\u6240\u793a\u3002\u540c\u65f6\uff0c\u4f5c\u8005\u5c31\u5149\u54cd\u5e94\u5ea6\u548c\u54cd\u5e94\u65f6\u95f4\u6bd4\u8f83\u4e86\u8fd1\u671f\u5176\u4ed6\u5de5\u4f5c\u8005\u7684MoS<sub>2<\/sub>\u5149\u63a2\u6d4b\u5668\uff0c\u5982\u56fe4d\u548c4e\u3002\u53ef\u4ee5\u770b\u51fa\uff0c\u8be5\u5de5\u4f5c\u7684\u9635\u5217\u5316\u7684\u5355\u5c42\/\u591a\u5c42MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\u5728\u4fdd\u6301\u5feb\u901f\u5149\u54cd\u5e94\u7684\u540c\u65f6\uff0c\u8868\u73b0\u51fa\u6700\u5bbd\u7684\u5149\u54cd\u5e94\u6ce2\u957f\u8303\u56f4\u548c\u6700\u9ad8\u7684\u5149\u54cd\u5e94\u7387\u3002<\/p>\n<p><strong><b>\u56fe4<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-190889 aligncenter\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72476-23.png\" alt=\"\" width=\"680\" height=\"419\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72476-23.png 680w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2019\/11\/\u56fe\u72476-23-300x185.png 300w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><\/p>\n<h3><strong><b>5\u3001\u7ed3\u8bba<\/b><\/strong><\/h3>\n<p>\u4ee5\u4e0a\u5c31\u662f\u97e9\u56fd\u201c\u963f\u52a0\u897f\u201dGeun Young Yeom\u7684\u5fc3\u601d\u5de7\u5999\u7684\u8bba\u6587\u4e86\u3002\u4ed6\u63d0\u4f9b\u4e86\u901a\u8fc7\u6c9f\u9053\u6750\u6599\u5c42\u6570\u9009\u62e9\u6027\u63a7\u5236\u6765\u6784\u7b51\u9ad8\u6548MoS<sub>2<\/sub>\u8d85\u5feb\u5bbd\u5149\u8c31\u63a2\u6d4b\u7684\u65b0\u65b9\u5f0f\u3002\u53ea\u9700\u901a\u8fc7\u989d\u5916\u7684\u9009\u62e9\u6027\u5c42\u63a7\u5236\u8fc7\u7a0b\u6765\u589e\u5f3a\u5149\u7535\u5b50\u6027\u80fd\uff0c\u5373\u53ef\u8f7b\u73a9\u8f6c\u5404\u5f0f\u5404\u6837\u7684MoS<sub>2<\/sub>\u540c\u8d28\u7ed3\uff0c\u5e76\u5e94\u7528\u4e8e\u5404\u79cd\u4e0b\u4e00\u4ee3TMDC\u57fa\u5149\u7535\u5b50\u5668\u4ef6\u3002<\/p>\n<p><strong>\u53c2\u8003\u6587\u732e\uff1a<\/strong><\/p>\n<p>Ki Seok Kim, You Jin Ji, Ki Hyun Kim, Seunghyuk Choi, Dong-Ho Kang, KeunHeo, Seongjae Cho, SoonminYim, Sungjoo Lee, Jin-Hong Park, Yeon Sik Jung &amp;Geun Young Yeom. Ultrasensitive MoS<sub>2\u00a0<\/sub>photodetector by serial nano-bridge multi-heterojunction. 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