Optimisation of the preclean II bell jar surface for reduction of defect density
Most of the etched materials are adhered on the bell jar surface and some of them are pumped away by the Turbo pump. The bell jar is installed on top of the PCII chamber and the inner surface is under vacuum and the outer one is exposed to the atmosphere. The PCII process take place inside the cham...
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| Format: | Theses and Dissertations |
| Published: |
2008
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| Online Access: | http://hdl.handle.net/10356/6149 |
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| Institution: | Nanyang Technological University |