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γ射线与N离子辐照类金刚石薄膜的机理研究

刘贵昂 谢二庆 王天民

刘贵昂, 谢二庆, 王天民. γ射线与N离子辐照类金刚石薄膜的机理研究[J]. 原子核物理评论, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120
引用本文: 刘贵昂, 谢二庆, 王天民. γ射线与N离子辐照类金刚石薄膜的机理研究[J]. 原子核物理评论, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120
LIU Gui-ang, XIE Er-qing, WANG Tian-min. Mechanism of Damage in Diamond like Carbon Film Induced by γ ray and N ion Irradiations[J]. Nuclear Physics Review, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120
Citation: LIU Gui-ang, XIE Er-qing, WANG Tian-min. Mechanism of Damage in Diamond like Carbon Film Induced by γ ray and N ion Irradiations[J]. Nuclear Physics Review, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120

γ射线与N离子辐照类金刚石薄膜的机理研究

doi: 10.11804/NuclPhysRev.18.02.120

Mechanism of Damage in Diamond like Carbon Film Induced by γ ray and N ion Irradiations

  • 摘要: 对类金刚石 (以下简称 DLC)薄膜受 γ射线与 N离子辐照的结果进行了比较 .通过 Raman光谱分析得出 :γ射线辐照造成薄膜中 SP3C— H和 SP2C— H键的减少及 SP3C— C键的增加 ,与此同时氢原子结合成氢分子 ,并从膜中释出 ,薄膜的类金刚石特征更加明显.当辐照剂量达1 0×104Gy时 ,SP3C—H键减少了约 5 0 % .N离子辐照使 DLC薄膜中 SP3C— C键、SP2 C—H键及 SP3C—H键的含量均变少 ,并伴随着氢分子的释出 ,直接导致 DLC薄膜的进一步石墨化,其对 SP3C—H及 SP2C— H键的破坏程度远大于γ射线 .两者在辐照机理上截然不同.The results of the diamond like carbon films(the following is called for short DLC film) irradiated by γ rays and N ion were reported. It showed that SP 3C—H and SP 2C—H bonds were decreased, and SP 3C—C bonds were increased by γ ray irradiation, and induced hydrogen recombination with H 2 molecules, and subsequently released from the surface of the films. When the γ ray irradiation dose reached 10×104Gy, the numbers of SP3C—H bonds were decreased by about 50%...
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出版历程
  • 收稿日期:  1900-01-01
  • 修回日期:  1900-01-01
  • 刊出日期:  2001-06-20

γ射线与N离子辐照类金刚石薄膜的机理研究

doi: 10.11804/NuclPhysRev.18.02.120

摘要:  对类金刚石 (以下简称 DLC)薄膜受 γ射线与 N离子辐照的结果进行了比较 .通过 Raman光谱分析得出 :γ射线辐照造成薄膜中 SP3C— H和 SP2C— H键的减少及 SP3C— C键的增加 ,与此同时氢原子结合成氢分子 ,并从膜中释出 ,薄膜的类金刚石特征更加明显.当辐照剂量达1 0×104Gy时 ,SP3C—H键减少了约 5 0 % .N离子辐照使 DLC薄膜中 SP3C— C键、SP2 C—H键及 SP3C—H键的含量均变少 ,并伴随着氢分子的释出 ,直接导致 DLC薄膜的进一步石墨化,其对 SP3C—H及 SP2C— H键的破坏程度远大于γ射线 .两者在辐照机理上截然不同.The results of the diamond like carbon films(the following is called for short DLC film) irradiated by γ rays and N ion were reported. It showed that SP 3C—H and SP 2C—H bonds were decreased, and SP 3C—C bonds were increased by γ ray irradiation, and induced hydrogen recombination with H 2 molecules, and subsequently released from the surface of the films. When the γ ray irradiation dose reached 10×104Gy, the numbers of SP3C—H bonds were decreased by about 50%...

English Abstract

刘贵昂, 谢二庆, 王天民. γ射线与N离子辐照类金刚石薄膜的机理研究[J]. 原子核物理评论, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120
引用本文: 刘贵昂, 谢二庆, 王天民. γ射线与N离子辐照类金刚石薄膜的机理研究[J]. 原子核物理评论, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120
LIU Gui-ang, XIE Er-qing, WANG Tian-min. Mechanism of Damage in Diamond like Carbon Film Induced by γ ray and N ion Irradiations[J]. Nuclear Physics Review, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120
Citation: LIU Gui-ang, XIE Er-qing, WANG Tian-min. Mechanism of Damage in Diamond like Carbon Film Induced by γ ray and N ion Irradiations[J]. Nuclear Physics Review, 2001, 18(2): 120-124. doi: 10.11804/NuclPhysRev.18.02.120

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