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公开(公告)号:US20140284628A1
公开(公告)日:2014-09-25
申请号:US14354888
申请日:2012-10-26
Applicant: LG INNOTEK CO., LTD
Inventor: Moo Seong Kim
CPC classification number: H01L29/1608 , C30B25/16 , C30B25/183 , C30B29/06 , H01L21/02378 , H01L21/02433 , H01L21/02447 , H01L21/02529 , H01L21/02532 , H01L21/0262
Abstract: Disclosed is a method of manufacturing a thin film, the method including: growing an epitaxial layer on a surface of a wafer at a growth pressure, wherein the growing of the epitaxial layer comprises controlling a defect present on a surface of the wafer. Also, disclosed is a wafer including: a substrate; and a buffer layer and an epitaxial layer located on the substrate, wherein a surface dislocation density of the epitaxial layer is equal to or less than 1/cm2.
Abstract translation: 公开了一种制造薄膜的方法,该方法包括:在生长压力下在晶片的表面上生长外延层,其中外延层的生长包括控制晶片表面上存在的缺陷。 此外,公开了一种晶片,包括:基板; 以及位于所述基板上的缓冲层和外延层,其中所述外延层的表面位错密度为1 / cm 2以下。