{"id":194645,"date":"2020-01-20T06:04:01","date_gmt":"2020-01-19T22:04:01","guid":{"rendered":"\/\/m.iemloyee.com\/?p=194645"},"modified":"2020-01-19T21:04:12","modified_gmt":"2020-01-19T13:04:12","slug":"%e5%90%88%e8%82%a5%e5%b7%a5%e4%b8%9a%e5%a4%a7%e5%ad%a6%e4%ba%8e%e6%b0%b8%e5%bc%ba%e5%92%8c%e8%8b%8f%e5%b7%9e%e5%a4%a7%e5%ad%a6%e6%8f%ad%e5%bb%ba%e8%83%9cadv-funct-mater-%ef%bc%9a%e8%84%89%e5%86%b2","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=194645","title":{"rendered":"\u5408\u80a5\u5de5\u4e1a\u5927\u5b66\u4e8e\u6c38\u5f3a\u548c\u82cf\u5dde\u5927\u5b66\u63ed\u5efa\u80dcAdv. Funct. Mater.\uff1a\u8109\u51b2\u6fc0\u5149\u6c89\u79ef\u6cd5\u5236\u5907\u7684\u8d85\u9ad8\u901f\u5bbd\u5149\u8c31\u54cd\u5e94\u5c11\u5c42MoTe2\/Si 2D-3D\u5f02\u8d28\u7ed3\u5149\u7535\u4e8c\u6781\u7ba1"},"content":{"rendered":"
\u3010\u5f15\u8a00<\/strong>\u3011<\/p>\n \u5728\u8fc7\u53bb\u7684\u51e0\u5341\u5e74\u4e2d\uff0c\u57fa\u4e8e\u65b0\u578b\u534a\u5bfc\u4f53\u7eb3\u7c73\u7ed3\u6784\u7684\u5149\u7535\u63a2\u6d4b\u5668\u7531\u4e8e\u5176\u5728\u9ad8\u6027\u80fd\u5149\u7535\u63a2\u6d4b\u4e2d\u7684\u5de8\u5927\u6f5c\u529b\u800c\u200b\u200b\u53d7\u5230\u4e86\u5e7f\u6cdb\u7684\u7814\u7a76\u3002\u5728\u5404\u79cd\u534a\u5bfc\u4f53\u7eb3\u7c73\u7ed3\u6784\u4e2d\uff0c\u4e8c\u7ef4\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u786b\u5316\u7269\uff082D TMDCs\uff09\u7531\u4e8e\u5176\u9ad8\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u3001\u5f3a\u5149\u5438\u6536\u548c\u9ad8\u91cf\u5b50\u6548\u7387\u800c\u5907\u53d7\u5173\u6ce8\u3002\u901a\u8fc7\u63d0\u9ad8\u6750\u6599\u7684\u8d28\u91cf\u548c\u4f18\u5316\u5668\u4ef6\u7ed3\u6784\uff0c\u5b9e\u73b0\u4e86\u57fa\u4e8e2D TMDCs\u6750\u6599\u6a2a\u5411\u7ed3\u6784\u7684\u9ad8\u5149\u54cd\u5e94\u5ea6\u5149\u7535\u5bfc\u578b\u548c\u5149\u7535\u6676\u4f53\u7ba1\u578b\u5149\u7535\u63a2\u6d4b\u7684\u6784\u7b51\uff0c\u4f7f2D TMDCs\u6750\u6599\u6210\u4e3a\u6784\u5efa\u9ad8\u7075\u654f\u63a2\u6d4b\u5668\u7684\u6f5c\u529b\u6750\u6599\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u968f\u7740\u9ad8\u4f20\u8f93\u901f\u7387\u7cfb\u7edf\u7684\u53d1\u5c55\uff0c\u8bf8\u5982\u5149\u8026\u5408\u5668\u8bbe\u5907\u4e4b\u7c7b\u7684\u8bb8\u591a\u5e94\u7528\u9700\u8981\u9ad8\u65f6\u95f4\u5206\u8fa8\u7387\u6216\u7b49\u6548\u7684\u9ad8\u9891\u5149\u63a2\u6d4b\u3002\u4f46\u662f\uff0c\u53d7\u9650\u4e8e\u5149\u751f\u8f7d\u6d41\u5b50\u4f20\u8f93\u65f6\u95f4\u957f\u3001TMDCs\u6750\u6599\u7f3a\u9677\u6001\u7684\u5b58\u5728\u4ee5\u53ca\u5149\u7535\u5bfc\u5668\u4ef6\u7ed3\u6784\u81ea\u8eab\u7684\u7f3a\u9677\u7b49\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u57fa\u4e8eTMDC\u6750\u6599\u7684\u5149\u7535\u63a2\u6d4b\u5668\u4ec5\u6709\u51e0\u6beb\u79d2\u751a\u81f3\u51e0\u79d2\u7684\u54cd\u5e94\u65f6\u95f4\uff0c\u8fd9\u4e25\u91cd\u5236\u7ea6\u4e86\u9ad8\u4f20\u8f93\u901f\u7387\u7cfb\u7edf\u7684\u53d1\u5c55\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb<\/strong>\u3011<\/p>\n 2D\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\u662f\u5e94\u7528\u4e8e\u9ad8\u6027\u80fd\u5149\u7535\u63a2\u6d4b\u5668\u7684\u660e\u661f\u6750\u6599\u3002\u4f46\u662f\uff0c\u76f8\u5bf9\u8f83\u4f4e\u7684\u54cd\u5e94\u901f\u5ea6\u4ee5\u53ca\u6750\u6599\u8f6c\u79fb\u7b49\u590d\u6742\u5236\u5907\u5de5\u827a\u8fc7\u7a0b\u963b\u788d\u4e86\u5b83\u4eec\u7684\u5e7f\u6cdb\u5e94\u7528\u3002\u5408\u80a5\u5de5\u4e1a\u5927\u5b66\u4e8e\u6c38\u5f3a\u548c\u82cf\u5dde\u5927\u5b66\u63ed\u5efa\u80dc<\/strong>\u9996\u6b21\u62a5\u9053\u4e86\u901a\u8fc7\u8109\u51b2\u6fc0\u5149\u6c89\u79ef\u6280\u672f\u5236\u9020\u51fa\u9ad8\u901f\u5149\u5149\u8c31\u54cd\u5e94\u7684\u591a\u5c42MoTe2<\/sub>\/Si 2D-3D\u5782\u76f4\u5f02\u8d28\u7ed3\u5149\u7535\u4e8c\u6781\u7ba1\u3002\u7531\u4e8e\u5177\u6709\u9ad8\u7684\u7ed3\u8d28\u91cf\uff0c\u8d85\u8584\u7684MoTe2<\/sub>\u819c\u548c\u72ec\u7279\u7684\u5782\u76f4n-n\u5f02\u8d28\u7ed3\u7ed3\u6784\uff0c\u8be5\u5149\u7535\u4e8c\u6781\u7ba1\u5177\u67090.19 A\/W\u7684\u9ad8\u54cd\u5e94\u5ea6\u548c6.8\u00d71013<\/sup> Jones\u7684\u5927\u63a2\u6d4b\u7387\u4f18\u5f02\u5668\u4ef6\u6027\u80fd\u3002\u6b64\u5916\uff0c\u8be5\u5668\u4ef6\u8fd8\u80fd\u591f\u63a2\u6d4b\u6ce2\u957f\u8303\u56f4\u4e3a300\u81f31800 nm\u7684\u5149\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0c\u8be5\u5668\u4ef6\u5177\u6709\u9ad8\u8fbe150 ns\u7684\u8d85\u9ad8\u54cd\u5e94\u901f\u5ea6\uff0c\u51763-dB\u7535\u5b66\u5e26\u5bbd\u63a5\u8fd10.12 GHz\u3002\u8fd9\u9879\u5de5\u4f5c\u4e3a\u6784\u7b51\u9ad8\u901f\u5bbd\u5149\u8c31\u7845\u517c\u5bb9\u76842D\u20133D\u5f02\u8d28\u7ed3\u5149\u7535\u63a2\u6d4b\u5668\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u3002\u3002\u8be5\u6210\u679c\u4ee5\u201c<\/strong>Ultrahigh Speed and Broadband Few-Layer MoTe2<\/sub>\/Si 2D\u20133D Heterojunction-Based Photodiodes Fabricated by Pulsed Laser Deposition<\/strong>\u201d\u4e3a\u9898<\/strong>\u53d1\u8868\u5728\u56fd\u9645\u8457\u540d\u671f\u520aAdv. Funct. Mater.<\/strong>\u4e0a<\/strong>\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe<\/strong>1.FL-MoTe2<\/sub>\/Si 2D-3D<\/strong>\u5f02\u8d28\u7ed3\u5149\u7535\u4e8c\u6781\u7ba1<\/strong><\/p>\n a\uff09FL-MoTe2<\/sub>\/Si 2D-3D\u5f02\u8d28\u7ed3\u5149\u7535\u4e8c\u6781\u7ba1\u7684\u5236\u9020\u8fc7\u7a0b\u793a\u610f\u56fe<\/p>\n b\uff09FL-MoTe2<\/sub>\/Si\u5f02\u8d28\u7ed3\u5149\u7535\u63a2\u6d4b\u5668\u7684\u7ed3\u6784\u793a\u610f\u56fe<\/p>\n c\uff09\u88c5\u914d\u5728PCB\u677f\u4e0a\u7528\u4e8e\u5668\u4ef6\u6d4b\u91cf\u7684\u57fa\u4e8eFL-MoTe2<\/sub>\/Si\u5f02\u8d28\u7ed3\u7684\u5149\u7535\u4e8c\u6781\u7ba1\u63a2\u6d4b\u5668\u7684\u7167\u7247<\/p>\n d\uff09FL-MoTe2<\/sub>\u7684XPS\u5149\u8c31<\/p>\n e\uff09\u5728532 nm\u6fc0\u5149\u6fc0\u53d1\u4e0b\uff0cMoTe2<\/sub>\u4f53\u6750\u6599\u548c\u6c89\u79ef\u7684FL-MoTe2<\/sub>\u819c\u7684\u62c9\u66fc\u5149\u8c31<\/p>\n f\uff09\u57288\u00d78 \u00b5m2<\/sup>\u533a\u57df\u4e2dE1<\/sup>2g<\/sub>\u5cf0\u5f3a\u5ea6\u7684\u62c9\u66fc\u5149\u8c31\u56fe<\/p>\n g\uff09FL-MoTe2<\/sub>\u7684AFM\u56fe\u50cf<\/p>\n \u56fe<\/strong>2.<\/strong>\u5668\u4ef6\u7684\u5149\u54cd\u5e94\u7279\u6027<\/strong> a\uff09FL-MoTe2<\/sub>\/Si\u5f02\u8d28\u7ed3\u9000\u706b\u524d\u548c\u9000\u706b\u540e\u7684\u5178\u578bI-V\u66f2\u7ebf<\/p>\n b\uff09\u5728980 nm\u5149\u7167\u4e0b\uff0c\u4e0d\u540c\u5149\u5f3a\u5ea6\u7684I-V\u66f2\u7ebf<\/p>\n c\uff09\u5728\u96f6\u504f\u538b\u4e0b\u5149\u7535\u6d41\u4e0e\u5149\u5f3a\u5ea6\u7684\u5173\u7cfb<\/p>\n d\uff09\u5728\u6052\u5b9a\u5149\u5f3a\u5ea6\u4e0b\uff0c\u5668\u4ef6\u5728300-1800 nm\u6ce2\u957f\u8303\u56f4\u5185\u7684\u5149\u8c31\u54cd\u5e94<\/p>\n e\uff09\u5728400\u81f31800 nm\u7684\u5149\u8c31\u8303\u56f4\u5185\u6d4b\u5f97\u7684FL-MoTe2<\/sub>\/Si\u5f02\u8d28\u7ed3\u7684\u7d2b\u5916-\u53ef\u89c1-\u8fd1\u7ea2\u5916\u533a\u57df\u7684\u5149\u5438\u6536\u8c31<\/p>\n f\uff09\u5206\u522b\u5728\u9ed1\u6697\u548c1550 nm\u5149\u7167\u4e0b\u6d4b\u5f97\u7684\u5668\u4ef6\u7684I\u2013V\u66f2\u7ebf<\/p>\n g\uff09\u5206\u522b\u5728980\u548c1550 nm\u5149\u7167\u4e0b\u6d4b\u91cf\u7684\u5668\u4ef6\u7684\u65f6\u95f4\u54cd\u5e94<\/p>\n h\uff09\u5728\u7a7a\u6c14\u4e2d\u5b58\u653e6\u4e2a\u6708\u524d\u540e\u6d4b\u91cf\u7684\u5668\u4ef6\u7684\u65f6\u95f4\u54cd\u5e94<\/p>\n \u56fe<\/strong>3.<\/strong>\u5149\u7535\u4e8c\u6781\u7ba1\u7684\u54cd\u5e94\u901f\u5ea6<\/strong><\/p>\n a\uff09FL-MoTe2<\/sub>\/Si\u5149\u7535\u4e8c\u6781\u7ba1\u7684\u968f\u9891\u7387\u53d8\u5316\u7684\u5f52\u4e00\u5316\u5149\u54cd\u5e94\u7279\u6027\u66f2\u7ebf<\/p>\n bc\uff09\u5206\u522b\u572850 kHz\u548c1 MHz\u7684\u8109\u51b2\u5149\u7167\u5c04\u4e0b\u6d4b\u91cf\u7684FL-MoTe2<\/sub>\/Si\u5149\u7535\u4e8c\u6781\u7ba1\u7684\u5f52\u4e00\u5316\u5149\u7535\u538b\u7279\u6027\u66f2\u7ebf<\/p>\n d\uff09f <\/em>= 1 MHz\u65f6\u7684\u4e00\u4e2a\u54cd\u5e94\u5468\u671f\u7684\u653e\u5927\u56fe\uff0c\u7528\u4e8e\u4f30\u7b97\u54cd\u5e94\u65f6\u95f4<\/p>\n e\uff09\u4fe1\u53f7\u9891\u7387\u4e3a1 MHz\u65f6\u7684\u7ed3\u7535\u5bb9\u548c\u7535\u538b\u5e26\u5bbd\u968f\u7535\u538b\u7684\u53d8\u5316<\/p>\n f\uff09\u54cd\u5e94\u65f6\u95f4\u548c\u6700\u5927\u53ef\u63a2\u6d4b\u8109\u51b2\u5149\u9891\u7387\u4e0eMoTe2<\/sub>\u819c\u539a\u5ea6\u7684\u5173\u7cfb<\/p>\n \u56fe<\/strong>4.<\/strong>\u5668\u4ef6\u7684\u5149\u7535\u54cd\u5e94\u7279\u6027\u53c2\u6570<\/strong><\/p>\n a\uff09\u5728\u96f6\u504f\u538b\u4e0b\u4e0d\u540c\u5165\u5c04\u5149\u5f3a\u5ea6\u4e0b\u5149\u7535\u6d41\u4e0e\u65f6\u95f4\u7684\u5173\u7cfb<\/p>\n b\uff09\u5728\u96f6\u504f\u7f6e\u7535\u538b\u4e0b\uff0c\u5165\u5c04\u5149\u5f3a\u5ea6\u4e3a5\u523040 nW\/cm2<\/sup>\u65f6\u6d4b\u91cf\u7684\u5178\u578b\u5668\u4ef6\u54cd\u5e94\u5ea6\uff08\u5de6\uff09\u548c\u68c0\u6d4b\u7387\uff08\u53f3\uff09<\/p>\n c\uff090\u81f3-2 V\u504f\u7f6e\u7535\u538b\u7684\u54cd\u5e94\u5ea6\u66f2\u7ebf<\/p>\n d\uff09FL-MoTe2<\/sub>\/Si\u5149\u7535\u4e8c\u6781\u7ba1\u7684\u5149\u7535\u6d41\u5206\u5e03\u56fe<\/p>\n \u56fe<\/strong>5.<\/strong>FL-MoTe2<\/sub>\/Si<\/strong>\u5f02\u8d28\u7ed3\u7684\u673a\u7406\u5206\u6790<\/strong><\/p>\n a\uff09ISE-TCAD\u6a21\u62df\u7684MoTe2<\/sub>\/Si n-n\u5f02\u8d28\u7ed3\u7684\u7535\u52bf\u5206\u5e03<\/p>\n bc\uff09\u5149\u7167\u4e0bFL-MoTe2<\/sub>\/Si\u5f02\u8d28\u7ed3\u7684\u80fd\u5e26\u56fe<\/p>\n d\uff09\u5728\u5149\u7167\u4e0b\uff0c\u5149\u751f\u8f7d\u6d41\u5b50\u5feb\u901f\u5206\u79bb\u548c\u8fd0\u8f93\u7684\u793a\u610f\u56fe<\/p>\n \u56fe<\/strong>6.FL-MoTe2<\/sub>\/Si<\/strong>\u5f02\u8d28\u7ed3\u4e0e\u5f53\u524d\u62a5\u9053\u7684<\/strong>2D<\/strong>\uff0c<\/strong>2D-2D vdWH<\/strong>\u548c<\/strong>2D-3D<\/strong>\u5f02\u8d28\u7ed3\u5149\u7535\u63a2\u6d4b\u5668\u53ca\u90e8\u5206\u5546\u7528\u7845\u548c\u9517\u5149\u7535\u4e8c\u6781\u7ba1\u7684\u54cd\u5e94\u65f6\u95f4\u548c\u63a2\u6d4b\u7387\u7684\u5bf9\u6bd4<\/strong><\/p>\n \u3010\u603b\u7ed3\u3011<\/strong><\/p>\n \u5728\u8fd9\u4e2a\u5de5\u4f5c\u4e2d\uff0c\u4f5c\u8005\u9996\u6b21\u901a\u8fc7PLD\u6280\u672f\u5236\u9020\u4e86\u65b0\u578b\u9ad8\u901f\u5bbd\u5149\u8c31\u54cd\u5e94\u7684FL-MoTe2<\/sub>\/Si 2D-3D\u5f02\u8d28\u7ed3\u5149\u7535\u4e8c\u6781\u7ba1\uff0c\u7cfb\u7edf\u5730\u7814\u7a76\u4e86\u8be5\u5668\u4ef6\u7684\u5149\u54cd\u5e94\u7279\u6027\uff0c\u53d1\u73b0\u5668\u4ef6\u5177\u6709\u51fa\u8272\u7684\u5668\u4ef6\u6027\u80fd\uff0c\u5305\u62ec6.8\u00d71013<\/sup> Jones\u7684\u9ad8\u63a2\u6d4b\u7387\uff0c\u63a5\u8fd1150 ns\u7684\u8d85\u5feb\u54cd\u5e94\u901f\u5ea6\u548c\u9ad8\u8fbe0.12 GHz\u76843-dB\u9ad8\u5e26\u5bbd\u3002\u8fd9\u4e9b\u6027\u80fd\u53c2\u6570\u4f18\u4e8e\u8fc4\u4eca\u4e3a\u6b62\u62a5\u9053\u7684\u5927\u591a\u6570\u57fa\u4e8e2D TMDC\u7684\u5149\u7535\u63a2\u6d4b\u5668\uff0c\u751a\u81f3\u53ef\u4ee5\u4e0e\u67d0\u4e9b\u5546\u7528\u7684Si\u548cGe\u5149\u7535\u4e8c\u6781\u7ba1\u76f8\u5ab2\u7f8e\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8be5\u8bbe\u5907\u80fd\u591f\u68c0\u6d4b\u9ad8\u8fbe1800 nm\u7684\u8fd1\u7ea2\u5916\uff08NIR\uff09\u5149\uff0c\u8d85\u8d8a\u4e86\u5e38\u89c4Si\u5149\u7535\u4e8c\u6781\u7ba1\u7684\u9650\u5236\u3002\u4f18\u5f02\u7684\u5668\u4ef6\u6027\u80fd\u5f52\u56e0\u4e8e\u5176FL-MoTe2\/Si\u57fa\u5149\u7535\u4e8c\u6781\u7ba1\u9ad8\u7684\u7ed3\u8d28\u91cf\u3001\u5c11\u7684\u754c\u9762\u7f3a\u9677\u3001\u6781\u8584\u7684\u819c\u539a\u4ee5\u53ca\u72ec\u7279\u7684\u5782\u76f4n-n\u5f02\u8d28\u7ed3\u7ed3\u6784\u548c\u77f3\u58a8\u70ef\u900f\u660e\u7535\u6781\u3002\u8fd9\u4e2a\u5de5\u4f5c\u4e3a\u5236\u9020\u9ad8\u901f\u5bbd\u5149\u8c312D-3D\u5f02\u8d28\u7ed3\u5149\u7535\u63a2\u6d4b\u5668\u5f00\u8f9f\u4e86\u4e00\u6761\u65b0\u9014\u5f84\u3002<\/p>\n
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