A comparative study on a high aspect ratio contact hole etching in UFC- and PFC-containing plasmas
Author:
Publisher
Elsevier BV
Subject
General Engineering
Reference10 articles.
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2. Vertical profile control in ultrahigh-aspect ratio contact hole etching with 0.05μmdiameter range;Ikegami;Jpn. J. Appl. Phys.,1998
3. Evaluation of C4F8O as an alternative plasma-enhanced chemical vapor deposition chamber clean chemistry;Pruette;J. Electrochem. Soc.,2000
4. Evaluation of oxalyl fluoride for a dielectric etch application in an inductively coupled plasma etch tool;Karecki;J. Electrochem. Soc.,2001
5. The use of unsaturated fluorocarbons for dielectric etch applications;Chatterjee;J. Electrochem. Soc.,2002
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3. A novel inspection method for the contact/via-holes in the multi-layer ULSI devices using the low-energy electron beam;Journal of the Korean Physical Society;2009-11-14
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