Test structures for characterising a damascene CMP interconnect process
暂无分享,去创建一个
This paper presents some test structures that can be used to help characterize interconnect fabricated using a CMP damascene process. Electrical measurements of the test structures are compared with those obtained using an AFM and surface profiling.
[1] W. R. Thurber,et al. An Experimental Study of Various Cross Sheet Resistor Test Structures , 1978 .
[2] W. R. Thurber,et al. Bridge and van der Pauw Sheet Resistors for Characterizing the Line Width of Conducting Layers , 1978 .
[3] Ronald J. Gutmann,et al. Pattern Geometry Effects in the Chemical‐Mechanical Polishing of Inlaid Copper Structures , 1994 .