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style=\"color: #ff0000;\">\u4e0b\u9762\u4ee5\u5149\u8c31\u6d4b\u8bd5\u6cd5\u4e3a\u4f8b\u4ecb\u7ecd\u534a\u5bfc\u4f53\u6750\u6599\u5149\u5b66\u5e26\u9699\u7684\u8ba1\u7b97\u65b9\u6cd5\uff1a<\/span><\/p>\n<p>\u5bf9\u4e8e\u534a\u5bfc\u4f53\u6750\u6599\uff0c\u5176\u5149\u5b66\u5e26\u9699\u548c\u5438\u6536\u7cfb\u6570\u4e4b\u95f4\u7684\u5173\u7cfb\u5f0f\u4e3a<sup>[1]<\/sup>\uff1a<\/p>\n<p style=\"text-align: center;\"><strong> \u03b1h\u03bd=B(h\u03bd-Eg)m \uff08 1\uff09<\/strong><\/p>\n<p style=\"text-align: left;\">\u5176\u4e2d \u03b1 \u4e3a\u6469\u5c14\u5438\u6536\u7cfb\u6570,h \u4e3a\u666e\u6717\u514b\u5e38\u6570\uff0c \u03bd \u4e3a\u5165\u5c04\u5149\u5b50\u9891\u7387\uff0c B \u4e3a\u6bd4\u4f8b\u5e38\u6570\uff0c Eg\u4e3a\u534a\u5bfc\u4f53\u6750\u6599\u7684\u5149\u5b66\u5e26\u9699\uff0c m \u7684\u503c\u4e0e\u534a\u5bfc\u4f53\u6750\u6599\u4ee5\u53ca\u8dc3\u8fc1\u7c7b\u578b\u76f8\u5173\uff1a<\/p>\n<p style=\"text-align: left;\">\uff08 1\uff09 \u5f53 m=1\/2 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\u4e3a\u6837\u54c1\u5438\u5149\u5ea6\uff0cb \u4e3a\u6837\u54c1\u539a\u5ea6\uff0cc \u4e3a\u6d53\u5ea6\uff0c\u5176\u4e2d bc \u4e3a\u4e00\u5e38\u6570\uff0c\u82e5 B1=(B\/bc)1\/m\uff0c\u5219\u516c\u5f0f(1)\u53ef\u4e3a\uff1a<\/p>\n<p style=\"text-align: center;\"><strong> (Ah\u03bd)<sup>1\/m<\/sup>=B1(h\u03bd-Eg) (3)<\/strong><\/p>\n<p style=\"text-align: left;\">\u6839\u636e\u516c\u5f0f(3),\u82e5\u4ee5 h\u03bd \u503c\u4e3a x \u8f74\uff0c\u4ee5(Ah\u03bd)1\/m \u503c\u4e3a y \u8f74\u4f5c\u56fe\uff0c\u5f53 y=0 \u65f6\uff0c\u53cd\u5411\u5ef6\u4f38\u66f2\u7ebf\u5207\u7ebf\u4e0e x \u8f74\u76f8\u4ea4\uff0c\u5373\u53ef\u5f97\u534a\u5bfc\u4f53\u6750\u6599\u7684\u5149\u5b66\u5e26\u9699\u503c Eg\u3002<\/p>\n<p style=\"text-align: left;\"><span style=\"color: #ff0000;\">\u63a8\u5bfc 2\uff1a\u6839\u636e K-M \u516c\u5f0f\u53ef\u77e5<\/span>\uff1a<\/p>\n<p style=\"text-align: center;\"><strong> F(R\u221e)=(1- R\u221e)2\/2 R\u221e=K\/S (4)<\/strong><\/p>\n<p style=\"text-align: left;\">\u5176\u4e2d R\u221e\u4e3a\u7edd\u5bf9\u53cd\u5c04\u7387(\u5728\u65e5\u5e38\u6d4b\u8bd5\u4e2d\u53ef\u4ee5\u7528\u4ee5\u786b\u9178\u94a1\u505a\u53c2\u6bd4\u6d4b\u5f97\u7684\u6837\u54c1\u76f8\u5bf9\u53cd\u5c04\u7387\u4ee3\u66ff<sup>[2]<\/sup>)\uff0c K \u4e3a\u5438\u6536\u7cfb\u6570\uff0c S \u4e3a\u6563\u5c04\u7cfb\u6570\u3002\u82e5\u5047\u8bbe\u534a\u5bfc\u4f53\u6750\u6599\u5206\u6563\u5b8c\u5168\u6216\u8005\u5c06\u6837\u54c1\u7f6e\u4e8e 60<sup>0<\/sup> \u5165\u5c04\u5149\u6301\u7eed\u5149\u7167\u4e0b\u53ef\u8ba4\u4e3a K=2\u03b1<sup>[3]<\/sup>\u3002\u56e0\u5728\u4e00\u5b9a\u6e29\u5ea6\u4e0b\u6837\u54c1\u6563\u5c04\u7cfb\u6570\u4e3a\u4e00\u5e38\u6570\uff0c\u5047\u8bbe\u6bd4\u4f8b\u5e38\u6570\u4e3a B2\uff0c ,\u6211\u4eec\u53ef\u901a\u8fc7\u516c\u5f0f(4)\u548c\u516c\u5f0f(1)\u53ef\u5f97\uff1a<\/p>\n<p style=\"text-align: center;\"><strong> (F(R\u221e) h\u03bd)<sup>1\/m<\/sup>=B2(h\u03bd-Eg) (5)<\/strong><\/p>\n<p style=\"text-align: left;\">\u6839\u636e\u516c\u5f0f(5)\uff0c\u82e5\u4ee5 h\u03bd 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\u7136\u540e\u901a\u8fc7\u5438\u6536\u5149\u8c31\u505a(Ah\u03bd)<sup>2<\/sup>-h\u03bd \u7ebf\u6027\u5173\u7cfb\u56fe\uff0c\u5982\u56fe 2 \u6240\u793a\u3002\u6cbf\u66f2\u7ebf\u505a\u53cd\u5411\u5207\u7ebf\u81f3 y=0 \u76f8\u4ea4\uff0c\u6240\u5f97\u503c\u4e3a\u5149\u5b66\u5e26\u9699\u503c\uff0c\u7531\u56fe 2 \u5373\u53ef\u5f97Eg<sub>s1<\/sub>=3.0ev;Eg<sub>s2<\/sub>=3.1ev\u3002<\/p>\n<p style=\"text-align: left;\"><a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/1-22.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-85783\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/1-22.png\" alt=\"\" width=\"740\" height=\"605\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/1-22.png 740w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/1-22-300x245.png 300w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/><\/a> <a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/2-19.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-85784\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/2-19.png\" alt=\"\" width=\"740\" height=\"578\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/2-19.png 740w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/05\/2-19-300x234.png 300w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/><\/a><\/p>\n<p style=\"text-align: left;\"><span style=\"color: #ff0000;\"><strong> \u53c2\u8003\u6587\u732e<\/strong><\/span><\/p>\n<p style=\"text-align: left;\">1. Smith, R. A. <i>Semiconductors<\/i>, 2nd ed., Cambridge University Press: Cambridge, 1978.<\/p>\n<p style=\"text-align: left;\">2. Torrent, J.; Barr\u00b4on, V. <i>Encyclopedia of Surface and Colloid Science<\/i>. New York: Marcel Dekker, Inc., 2002.<\/p>\n<p style=\"text-align: left;\">3. Morales, A. E.; Mora, E.S.; Pal, U. <i>Rev. Mex. Fis. 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