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Thesis
Czochralski長晶爐流場之數值模擬分析
余礎宇
Masters, National Tsing Hua University
2001
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Abstract
長晶爐淨化筒碳污染
Czochralskipurge tube
Czochralski長晶法過程中,污染物會經由流體載送擴散掉入長晶熔液中,影響晶體中摻雜物的濃度、破壞晶體結構,造成晶圓成品品質不良。 本文採用數值方法模擬長晶爐流場的分佈情形,研究長晶爐幾何形狀對流場的影響,試著改變長晶爐淨化筒(purge tube)的設計,希望能減少回流區的產生,有效將污染物排出。結果顯示改良後的淨化筒能有效減少回流區,而C型淨化筒效果又比B型淨化筒好。
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Title
Czochralski長晶爐流場之數值模擬分析
Translated title
Czochralski長晶爐流場之數值模擬分析
Creators
余礎宇 (Author)
Contributors
許文震 (Advisor)
Awarding Institution
National Tsing Hua University; Masters
Theses and Dissertations
Masters, National Tsing Hua University
Resource Type
Thesis
Date published
2002
Language
English
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