Atomic Oxidation of Ultra Thin SiGe Using Afterglow Oxygen Plasma
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ABSTRACTMicrowave remote plasma oxidation system was used to study the oxidation of SiGe samples at low temperatures. The extent of Ge segregation at oxide/SiGe interface was investigated by using SIMS depth profiles. By comparing the segregation factors, the Ge segregation in the samples oxidized by atomic oxygen at 500 °C was much less than that in the samples oxidized without plasma at 950 °C. The Ge segregation has been largely suppressed by atomic oxygen oxidation at lower temperature.
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2016 ◽
Vol 8
(29)
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pp. 19119-19126
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2018 ◽
Vol 51
(13)
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pp. 135201
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2003 ◽
Vol 42
(Part 2, No. 12A)
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pp. L1472-L1474
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2019 ◽
Vol 58
(SE)
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pp. SEEC02
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2008 ◽
Vol 52
(4)
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pp. 1103-1108
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