Nanoscale surface roughness characterization by full field polarized light-scattering
學年 99
學期 1
出版(發表)日期 2011-01-01
作品名稱 Nanoscale surface roughness characterization by full field polarized light-scattering
作品名稱(其他語言)
著者 Liu, Cheng-yang; Fu, Wei-en; Lin, Tzeng-yow; Chang, Chi-sheng; Chen, Jay-san
單位 淡江大學機械與機電工程學系
出版者 London: Elsevier Ltd
著錄名稱、卷期、頁數 Optics and Lasers in Engineering 49(1), pp.145-151
摘要 Characterizing surface roughness in nanoscale nondestructively is an urgent need for semiconductor and wafer manufacturing industries. To meet the need, an optical scatter instrument in bidirectional ellipsometry has been developed for characterizing nanoscale surface roughness, in particular, on the wafers after chemical–mechanical polishing. The polarized angular dependence of out-of-plane light-scattering from nanoscale surface roughness is analyzed and characterized. These analysis and characterization results show strong correlations of surface roughness and angular dependence of bidirectional ellipsometric parameters for full field light-scattering. The experimental findings prove good agreement with theoretical predictions for different surface roughnesses. As a result, the nanoscale surface roughness can be accurately measured and characterized by the angular dependence and the polarization of light scattered from surface.
關鍵字 Bidirectional ellipsometry; Roughness; Light-scattering measurement
語言 en
ISSN 0143-8166
期刊性質 國外
收錄於 SCI EI
產學合作
通訊作者
審稿制度
國別 GBR
公開徵稿
出版型式 紙本
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