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¶ÁÎÄÕ£¬Óöµ½Ò»¶Î»°£º Due to the epitaxial relationship between AlGaN and c-plane sapphire,the scattering vector of the prism planes (hki0) of AlGaN are parallel to the (0001) sapphire surface, making a direct determination of a impossible for geometric reasons. However using asymmetric reflexes, in our case (10-1-5), a can be calculated for known c, by the quadratic form of Bragg¡¯s equation. ÄÇλÄܰïæ½âÊÍһϣ¿²»Òª½ö½öÊÇ·Ò룬·ÒëÎÒÒ²»á£¬Ö÷ÒªÊǰïæ½âÊÍһϴ˶λ°ËùÉæ¼°µÄXRDʵ¼ÊʹÓÃʱµÄ»ù±¾ÔÀí~ ˵µÄ²»ÊǺÜÇå³þ£¬Çë¼ûÁÂ~²»ÁߴͽÌ~ |
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drg1984(½ð±Ò+1): лл£¡ 2012-01-06 17:57:24
MANOWAR(½ð±Ò+2): 2012-01-11 10:49:58
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drg1984(½ð±Ò+1): лл£¡ 2012-01-06 17:57:24
MANOWAR(½ð±Ò+2): 2012-01-11 10:49:58
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