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Effects of Deposition Temperature on the Properties of Fluorinated Amorphous Carbon Films
作者姓名:陈玲玲  程珊华  辛煜  宁兆元  许圣华  陈军
作者单位:DepartmentofPhysics,Suzhouuniversity,Suzhou215006,China
基金项目:The project supported by the National Nature Science Foundation of China (No. 10175048)
摘    要:Fluorinated amorphous carbon films (a-C:F) were prepared at different temperatures using a microwave electron cyclotron resonance chemical vapor deposition (ECR-CVD) reactor with CHF3 and C2H2 as source gases. Films were annealed at 500℃ in vacuum ambience inorder to investigate the relationship of their thermal stability, optical and electrical propertieswith deposition temperature. Results indicate that the films deposited at high temperature have a less CFx bonding and a more cross-linking structure thus a better thermal stability. They also have a lower bandgap, higher dielectric constant and higher leakage current.

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Effects of Deposition Temperature on the Properties of Fluorinated Amorphous Carbon Films
Chen Lingling Cheng Shanhua Xin Yu,Ning Zaoyuan Xu Shenghua Chen Jun.Effects of Deposition Temperature on the Properties of Fluorinated Amorphous Carbon Films[J].Plasma Science & Technology,2003,5(5):1977-1982.
Authors:Chen Lingling Cheng Shanhua Xin Yu  Ning Zaoyuan Xu Shenghua Chen Jun
Affiliation:Chen Lingling Cheng Shanhua Xin Yu Ning Zaoyuan Xu Shenghua Chen Jun Department of Physics,Suzhou university,Suzhou 215006,China
Abstract:Fluorinated amorphous carbon films (a-C:F) were prepared at different temperaturesusing a microwave electron cyclotron resonance chemical vapor deposition (ECR-CVD) reactorwith CHF3 and C2H2 as source gases. Films were annealed at 500 ℃ in vacuum ambience inorder to investigate the relationship of their thermal stability, optical and electrical propertieswith deposition temperature. Results indicate that the films deposited at high temperature havea less CFx bonding and a more cross-linking structure thus a better thermal stability. They alsohave a lower bandgap, higher dielectric constant and higher leakage current.
Keywords:fluorinated amorphous carbon film  deposition temperature  FTIR  optical band gap
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