{"id":219112,"date":"2021-03-13T06:30:43","date_gmt":"2021-03-12T22:30:43","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=219112"},"modified":"2021-03-12T09:36:08","modified_gmt":"2021-03-12T01:36:08","slug":"%e8%a5%bf%e5%b7%a5%e5%a4%a7-%e5%8d%97%e5%b7%a5%e9%bb%84%e7%bb%b4%e9%99%a2%e5%a3%ab%e7%a8%8b%e8%bf%8e%e6%98%a5%e6%95%99%e6%8e%88%e5%9b%a2%e9%98%9fadv-mater-%ef%bc%9a%e7%ba%bf%e6%80%a7%e5%8f%af","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=219112","title":{"rendered":"\u897f\u5de5\u5927\/\u5357\u5de5\u9ec4\u7ef4\u9662\u58eb\u7a0b\u8fce\u6625\u6559\u6388\u56e2\u961fAdv. Mater.\uff1a\u7ebf\u6027\u53ef\u8c03\u7684\u9ad8\u6027\u80fd\u5782\u76f4\u53cc\u6805\u8303\u5fb7\u534e\u5149\u7535\u63a2\u6d4b\u5668"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-219113 size-full\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72471-4.png\" alt=\"\" width=\"572\" height=\"520\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72471-4.png 572w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72471-4-300x273.png 300w\" sizes=\"(max-width: 572px) 100vw, 572px\" \/><\/p>\n<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p>\u5c42\u72b6\u4e8c\u7ef4\u534a\u5bfc\u4f53\u56e0\u5176\u4f18\u5f02\u7684\u5149\u5b66\u548c\u7535\u5b66\u7279\u6027\u5728\u5149\u7535\u63a2\u6d4b\u5668\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u901a\u8fc7\u5149\u81f4\u6805\u63a7\u6548\u5e94(PGE)\u3001\u5149\u7535\u5bfc\u6548\u5e94(PCE)\u3001\u5149\u4f0f\u6548\u5e94(PVE)\u3001\u5149\u70ed\u7535\u6548\u5e94(PTE)\u7b49\uff0c\u57fa\u4e8e\u4e8c\u7ef4\u534a\u5bfc\u4f53\u7684\u5149\u7535\u6676\u4f53\u7ba1\u6216\u4e8c\u6781\u7ba1\u8868\u73b0\u51fa\u4e86\u4f18\u5f02\u7684\u5149\u7535\u63a2\u6d4b\u6027\u80fd\u3002\u9ad8\u589e\u76ca\u4e14\u7ebf\u6027\u7684\u5149\u7535\u54cd\u5e94\u5bf9\u9ad8\u5206\u8fa8\u5149\u7535\u63a2\u6d4b\u5177\u6709\u91cd\u8981\u610f\u4e49\uff0c\u4f46\u662f\u5f88\u96be\u5728\u5355\u4e00\u6c9f\u9053\u6216<em><i>p-n<\/i><\/em>\u7ed3\u5668\u4ef6\u4e2d\u5b9e\u73b0\u3002\u82e5\u5c06\u6676\u4f53\u7ba1\u548c\u4e8c\u6781\u7ba1\u7684\u4f18\u52bf\u7ed3\u5408\u8d77\u6765\uff0c\u6709\u53ef\u80fd\u5b9e\u73b0\u9ad8\u6027\u80fd\u4e14\u7ebf\u6027\u54cd\u5e94\u7684\u5149\u7535\u63a2\u6d4b\u5668\u3002<\/p>\n<p><strong><b>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c<strong><b>\u897f\u5317\u5de5\u4e1a\u5927\u5b66<\/b><\/strong>\u4e0e<strong><b>\u5357<\/b><\/strong><strong><b>\u4eac\u5de5\u4e1a\u5927\u5b66<\/b><\/strong><strong><b>\u7684<\/b><\/strong><strong><b>\u9ec4\u7ef4\u9662\u58eb\u7a0b\u8fce\u6625\u6559\u6388<\/b><\/strong><strong><b>\u56e2\u961f\u4e0e<\/b><\/strong><strong><b>\u7518\u96ea\u6d9b\u6559\u6388<\/b><\/strong><strong><b>\u8bfe\u9898\u7ec4<\/b><\/strong>\u5408\u4f5c\uff0c\u91c7\u7528\u5e72\u6cd5\u8f6c\u79fb\u6280\u672f\u5236\u5907\u4e86\u57fa\u4e8e\u591a\u5c42\u53cc\u6781\u578bWSe<sub>2<\/sub>\u7684\u5782\u76f4\u53cc\u6805\u5149\u7535\u6676\u4f53\u7ba1\u3002\u901a\u8fc7\u53cc\u6805\u4ea7\u751f\u7684\u5782\u76f4\u7535\u573a\u8c03\u8282\u5149\u7535\u5bfc\u589e\u76ca\uff0c\u8868\u73b0\u51fa\u9ad8\u6027\u80fd\u7684\u7ebf\u6027\u5149\u7535\u54cd\u5e94\u3002\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u5728\u7ebf\u6027\u5149\u54cd\u5e94\u72b6\u6001\u4e0b\uff0c\u5149\u7535\u54cd\u5e94\u5ea6\u53ef\u8fbe\u2248 2.5\u00d710<sup>4<\/sup>\u00a0A\u00a0W<sup>\u2212<\/sup><sup>1<\/sup>\u3002\u5782\u76f4\u7535\u573a\u4e0b\u7684\u5185\u5efa<em><i>p-n<\/i><\/em>\u540c\u8d28\u7ed3\u6709\u52a9\u4e8e\u5149\u751f\u7535\u5b50-\u7a7a\u7a74\u5bf9\u7684\u5206\u79bb\uff0c\u540c\u65f6\u4e5f\u5927\u5927\u964d\u4f4e\u4e86\u5149\u7535\u6676\u4f53\u7ba1\u7684\u566a\u58f0\uff0c\u5bfc\u81f4\u4e86\u9ad8\u8fbe\u2248 2\u00d710<sup>13<\/sup>\u00a0Jones\u7684\u5149\u7535\u63a2\u6d4b\u5ea6\u3002\u4f18\u5f02\u7684\u5149\u7535\u63a2\u6d4b\u6027\u80fd\u4e3a\u5c42\u72b6\u4e8c\u7ef4\u534a\u5bfc\u4f53\u5728\u9ad8\u5206\u8fa8\u548c\u5b9a\u91cf\u5149\u7535\u68c0\u6d4b\u65b9\u9762\u7684\u5e94\u7528\u63d0\u4f9b\u4e86\u4e00\u79cd\u8bbe\u8ba1\u601d\u8def\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a\u201c<strong><b>Tunable linearity of high-performance vertical dual-gate vdW phototransistor<\/b><\/strong>\u201d\u53d1\u8868\u5728\u4e86<strong><b>Adv. Mater.<\/b><\/strong>\u4e0a\u3002\u7b2c\u4e00\u4f5c\u8005\u4e3a\u535a\u58eb\u7814\u7a76\u751f\u5f90\u91d1\u9e4f\u4e0e\u7f57\u5c0f\u5149\u535a\u58eb\u3002\u7f57\u5c0f\u5149\u535a\u58eb2018\u5e74\u52a0\u5165\u897f\u5de5\u5927\uff0c\u5165\u90092019\u5e74\u5ea6\u201c\u535a\u65b0\u8ba1\u5212\u201d\uff0c\u83b7\u6279\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1-\u9752\u5e74\u79d1\u5b66\u57fa\u91d1\u7b49\u57fa\u91d1\u3002<\/p>\n<p><strong><b>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n<p><strong><b>\u56fe1\u00a0\u5782\u76f4<\/b><\/strong><strong><b>\u53cc\u6805WSe<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u5149\u7535\u63a2\u6d4b\u5668\u7ed3\u6784\u793a\u610f\u56fe<\/b><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-219114 size-full\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72472-4.png\" alt=\"\" width=\"600\" height=\"560\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72472-4.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72472-4-300x280.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a)\u5782\u76f4\u53cc\u6805WSe<sub>2<\/sub>\u5149\u7535\u63a2\u6d4b\u5668\u7ed3\u6784\u793a\u610f\u56fe\u3002S:\u6e90\u6781\uff0cD:\u6f0f\u6781\uff0cTG:\u9876\u6805\uff0cBG:\u5e95\u6805\uff0cGr:\u77f3\u58a8\u70ef\uff0chBN-T\/B: 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sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a)\u4e0d\u540c\u6f0f\u6781\u7535\u538b<em><i>V<\/i><\/em><sub>ds<\/sub>\u4e0b\u5e95\u90e8\u6805\u63a7\u7684\u8f6c\u79fb\u66f2\u7ebf\u3002\u5de6\u4e0b\u89d2\u548c\u53f3\u4e0b\u89d2\u7684\u63d2\u56fe\u5206\u522b\u63cf\u7ed8\u4e86\u5668\u4ef6\u5728p\u578b\u548cn\u578b\u5206\u652f\u4e2d\u7684\u80fd\u5e26\u7ed3\u6784\uff0c\u7eff\u8272\u7bad\u5934\u7ebf\u8868\u793a\u8096\u7279\u57fa\u52bf\u5792\u9ad8\u5ea6\u3002<\/p>\n<p>b)\u53cc\u6805\u6805\u63a7\u65f6\uff0c\u9876\u6805\u7535\u538b<em><i>V<\/i><\/em><sub>tg<\/sub>\u4ece\u22123 V\u589e\u52a0\u52303 V\u7684\u8f6c\u79fb\u66f2\u7ebf\uff0c\u7535\u538b\u589e\u5e45\u4e3a1 V\uff0c\u6f0f\u6781\u7535\u538b<em><i>V<\/i><\/em><sub>ds<\/sub>= 0.1V\u3002<\/p>\n<p>c)\u6cbf\u5256\u9762WSe<sub>2<\/sub>\u901a\u9053\u5782\u76f4\u65b9\u5411\uff0c\u4e0d\u540c\u9876\u6805\u7535\u538b<em><i>V<\/i><\/em><sub>tg<\/sub>\u4e0b\u8ba1\u7b97\u7684\u7535\u52bf\uff0c\u80cc\u6805\u7535\u538b<em><i>V<\/i><\/em><sub>bg<\/sub>= \u221275 V\u3002eV\u7684\u5355\u4f4d\u4e0e\u7b26\u53f7\u65e0\u5173\u3002\u63d2\u56fe\u6307\u51fa\u4e86\u5668\u4ef6\u4e2d\u5b9a\u4e49\u7684\u5750\u6807\uff0c\u8fd9\u91cc\u4e0d\u8003\u8651\u6f0f\u6781\u7535\u538b\u7684\u5f71\u54cd\u3002<\/p>\n<p>d)\u4e0d\u540c\u9876\u6805\u7535\u538b\u4e0b\uff08<em><i>V<\/i><\/em><sub>tg<\/sub>=0 V\u548c2V\uff09\uff0c\u5149\u7535\u6676\u4f53\u7ba1\u5728\u6697\u6001\u548c\u5149\u7167\u72b6\u6001\u7684\u6805\u63a7\u54cd\u5e94\uff0c<em><i>V<\/i><\/em><sub>ds<\/sub>= 0.1 V\u3002<\/p>\n<p>e)\u5de6\u56fe\u4e3a\u5668\u4ef6\u7684\u5149\u5b66\u663e\u5fae\u7167\u7247\uff0c\u53e6\u5916\u4e24\u4e2a\u56fe\u5206\u522b\u662f<em><i>V<\/i><\/em><sub>tg<\/sub>= 0\u548c3 V\u65f6\u7684\u626b\u63cf\u5149\u7535\u6d41\u56fe\uff0c<em><i>V<\/i><\/em><sub>ds<\/sub>=0.1 V\u3002<\/p>\n<p><em style=\"line-height: 1.5;\"><i>f)V<\/i><\/em><sub>tg<\/sub><span style=\"line-height: 1.5;\">= 3 V\uff0c<\/span><em style=\"line-height: 1.5;\"><i>V<\/i><\/em><sub>ds<\/sub><span style=\"line-height: 1.5;\">=0 V\u65f6\u7684\u626b\u63cf\u5149\u7535\u6d41\u56fe\u3002\u6240\u6709\u5149\u7535\u6d41\u626b\u63cf\u7684\u5e95\u6805\u7535\u538b<\/span><em style=\"line-height: 1.5;\"><i>V<\/i><\/em><sub>bg<\/sub><span style=\"line-height: 1.5;\">= \u221270 V\uff0c\u6fc0\u5149\u529f\u7387\u7ea630 nW\u3002e, f\u56fe\u8bf4\u660e\u4e86\u5668\u4ef6\u7684\u5149\u7535\u6d41\u4ea7\u751f\u5728WSe<\/span><sub>2<\/sub><span style=\"line-height: 1.5;\">\u6c9f\u9053\u4e2d\uff0c\u4e0d\u5b58\u5728\u5149\u4f0f\u6548\u5e94\u3002<\/span><\/p>\n<p><strong><b>\u56fe3\u00a0\u53cc\u6805WSe<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u5149\u7535\u63a2\u6d4b\u5668\u7684\u5149\u54cd\u5e94\u7279\u6027\uff0c<\/b><\/strong><em><i>V<\/i><\/em><sub>ds<\/sub>= 0.1 V<\/p>\n<p><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-219116 size-full\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72474-2.png\" alt=\"\" width=\"600\" height=\"287\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72474-2.png 600w, http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2021\/03\/\u56fe\u72474-2-300x144.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p>a-c) \u9876\u6805\u7535\u538b<em><i>V<\/i><\/em><sub>tg<\/sub>\u5206\u522b\u4e3a\u22121\uff0c0\uff0c3V\u65f6\uff0c\u5149\u7535\u6d41(<em><i>I<\/i><\/em><sub>ph<\/sub>)\u548c\u6fc0\u5149\u529f\u7387\u5bc6\u5ea6(<em><i>P<\/i><\/em><sub>in<\/sub>)\u7684\u5bf9\u6570\u5173\u7cfb\u56fe\u3002\u4e0d\u540c\u7684\u7ebf\u6027\u533a\u57df\u53ef\u4ee5\u901a\u8fc7\u989c\u8272\u6765\u533a\u5206\u3002<\/p>\n<p>d-f) 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