A comprehensive study of alignment, overlay and leveling in throughput effect under PEP-align for high volume manufacturing fab immersion group

Author:

Cheng Hao1,Zhao Stone1,Cheng Zhao1,Chen Henry1,Tsai Menghsuan1,Zhou Shuliang1

Affiliation:

1. ChangXin Memory Technologies, Inc,Hefei,Anhui,China

Publisher

IEEE

Reference5 articles.

1. High order wafer alignment for 20nm node logic process

2. Layout independent leveling (LIL) on NXT: 1980Di immersion scanners for enhanced produtivity;hoof;Proc SPIE 10147,2017

3. Advances in process overlay: alignment solutions for future technology nodes

4. Performance results of a new generation of 300mm lithography systems;sluijk;Proc SPIE 4346,0

5. The performance advantages of a dual-stage system

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