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¡®¡®n-type doping is facilitated by materials whose
conduction band minima ~CBM! are far from the vacuum
level, i.e., materials with large bulk-intrinsic electron affini-
ties x. Conversely, n-type doping tends to be compensated in
materials with small bulk-intrinsic electron affinities.

һƬ¹ØÓÚ²ôÔÓ¹æÔòµÄÎÄÏ×£¬ÎÒµÄÀí½âÊÇCBMÓën-type pinning energyÔ½½Ó½ü£¬Ô½´Ù½øNÐͲôÔÓ£¬µ«ÕâÓëÕæ¿ÕÄܼ¶ÓÐʲô¹ØÏµ£¿  »¹ÓÐ bulk-intrinsic electron affini-
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buct2010

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uuv2010(½ð±Ò+2): ¶àлÌáʾ 2011-08-19 11:49:06
ÒýÓûØÌû:
1Â¥: Originally posted by º«DСϣ at 2011-08-18 20:49:49:
¡®¡®n-type doping is facilitated by materials whose
conduction band minima ~CBM! are far from the vacuum
level, i.e., materials with large bulk-intrinsic electron affini-
ties x. Conversel ...

Õæ¿ÕÄܼ¶ÔÚCBM µÄÉÏ·½½ÏÔ¶´¦£¬CBMÀëÕæ¿ÕÄܼ¶Ô½Ô¶£¬Ôò CBM Ô½µÍ¡£bulk-intrinsic electron affinities ÊÇÖ¸²ôÔÓºóÌå²ÄÁϵı¾Õ÷µç×ÓÇ׺ÍÐÔ£¬nÐͰ뵼ÌåµÄÔØÁ÷×ÓÊǵç×Ó£¬×ÔÈ»ÓнϴóµÄµç×ÓÇ׺ÍÐÔ¡£¶øPÐͰ뵼Ìå£¨ÔØÁ÷×ÓÊÇ¿ÕѨ£©µç×ÓÇ׺ÍÐÔС£¬ËüÓënÐͰ뵼Ìå×éºÏ¾Í»áÓеç×ӺͿÕѨµÄ²¹³¥×÷Óã¬Õâ¾ÍÊÇp-n½áÐγɵÄÔ­Òò¡£
2Â¥2011-08-19 08:35:19
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2Â¥: Originally posted by buct2010 at 2011-08-19 08:35:19:
Õæ¿ÕÄܼ¶ÔÚCBM µÄÉÏ·½½ÏÔ¶´¦£¬CBMÀëÕæ¿ÕÄܼ¶Ô½Ô¶£¬Ôò CBM Ô½µÍ¡£bulk-intrinsic electron affinities ÊÇÖ¸²ôÔÓºóÌå²ÄÁϵı¾Õ÷µç×ÓÇ׺ÍÐÔ£¬nÐͰ뵼ÌåµÄÔØÁ÷×ÓÊǵç×Ó£¬×ÔÈ»ÓнϴóµÄµç×ÓÇ׺ÍÐÔ¡£¶øPÐͰ뵼Ì壨 ...

This rule reflects the difficulty in n-type doping of ZnTe and AlN
£¨Ref. 7£© or diamond (x=0), the ease of n-type doping InAs, ZnO, and CdS £¨large x£©.
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¸ù¾ÝÎÄÖеÄÒâ˼£¬Ó¦¸ÃÊÇbulk-intrinsic electron affinities Ô½´ó£¬nÐͲôÔÓÔ¼ÈÝÒ×£¬bulk-intrinsic electron affinitiesԽС£¬nÐͲôÔÓÔ½À§ÄÑ
¶øÄúµÄÒâ˼Ӧ¸ÃÊÇnÐͰ뵼ÌåµÄbulk-intrinsic electron affinities ´ó£¬pÐ͵ÄС£¬ÕâÑùÊDz»ÊÇÓеãì¶ÜÄØ£¿
»¹Óв»Ã÷°×µÄÒ»µãÊÇΪʲôCBMÔ½µÍ£¬bulk-intrinsic electron affinities Ô½´óÄØ£¬±¾Õ÷µç×ÓÇ׺ÍÐÔÓëCBMʲô¹ØÏµÄØ£¿
3Â¥2011-08-19 10:55:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

buct2010

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youzhizhe(½ð±Ò+2): лл½»Á÷¡£ÒѼÆÈëר¼Ò¿¼ºË´æµµ¡£ 2011-08-20 12:18:09
º«DСϣ(½ð±Ò+5): лл 2011-08-20 14:18:42
ÒýÓûØÌû:
3Â¥: Originally posted by º«DСϣ at 2011-08-19 10:55:50:
This rule reflects the difficulty in n-type doping of ZnTe and AlN
£¨Ref. 7£© or diamond (x=0), the ease of n-type doping InAs, ZnO, and CdS £¨large x£©.
ÉËÃæ×ÓÕⲿ·ÖÊǽÓ×Å1Â¥µÄÄǶλ° ...

Äã˵µÄ¶Ô£¬ÎÄÖеÄÒâ˼ÊÇbulk-intrinsic electron affinities Ô½´ó£¬nÐͲôÔÓÔ¼ÈÝÒס£µ«ÕâºÍnÐͰ뵼ÌåµÄbulk-intrinsic electron affinities ´ó£¬pÐ͵ÄС²»Ã¬¶Ü£¬ÄãµÄn-ÐͰ뵼ÌåµÄµç×ÓŨ¶È¸ß£¬¾ÍÊÇÒòΪnÐͲôÔÓŨ¶È¸ßÒýÆðµÄѽ¡£
»¹ÓÐCBM Ô½¸ß£¬Ô½½Ó½üÕæ¿ÕÄܼ¶£¬¶øÕæ¿ÕÄܼ¶ÊÇ×ÔÓɵç×ÓµÄÄܼ¶£¬¾ÍÊÇÔ­×ÓÖеç×Ó°ÚÍÑÔ­×ÓµÄÊø¸¿´ïµ½µÄÄܼ¶¡£nÐͲôÔÓµÄÔ­Àï¾ÍÊÇÔÚCBM µ×²¿ÒýÈëµç×ÓÄܼ¶¡£ºÜÄÑÓÐÔ­×ӵĵç×ÓÄܼ¶½Ó½üÕæ¿Õ£¬×ÔÈ»CBM¸ßµÄnÐͲôÔÓÀ§ÄÑ¡£¼ÈÈ»bulk-intrinsic electron affinities Ô½´ó£¬nÐͲôÔÓÔ¼ÈÝÒ×£¬ÄÇôËüµÄCBM ±ØÈ»µÍÁË¡£Ä㻹ÊÇÂò±¾°ëµ¼ÌåÎïÀí¿´¿´°É¡£
4Â¥2011-08-20 09:23:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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