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以SiCl4和H2为气源,用等离子体增强化学气相沉积技术,在300℃的低温下,研究不同的氢流量对纳米晶硅薄膜生长特性的影响.实验发现,氢对薄膜生长特性的影响有异于SiH4/H2,在一定功率下,薄膜的晶化率随氢流量的减小而增加;而薄膜的生长速率也强烈依赖于氢流量,随氢流量的减小而增大,与氢流量对薄膜晶化度的变化关系一致.通过调控氢流量,在低氢流量条件下获得了生长速率高达0.35nm/s,晶化度高达76%的晶化硅薄膜.

参考文献

[1] Matsuyama T.[J].Japanese Journal of Applied Physics,1990:292327.
[2] Tsu DV;Chao BS;Ovshinsky SR;Guha S;Yang J .Effect of hydrogen dilution on the structure of amorphous silicon alloys[J].Applied physics letters,1997(10):1317-1319.
[3] Arimoto S et al.[J].Solar Energy Materials and Solar Cells,1994,34:257.
[4] Asano A .[J].Applied Physics Letters,1990,56:533.
[5] 黄创君,林璇英,林揆训,余云鹏,余楚迎,池凌飞.SiCl4-H2为气源低温制备多晶硅薄膜[J].功能材料,2002(06):650-652.
[6] Lin X Y;Lin K X et al.[J].Journal of Applied Physics,2005,98:4907.
[7] 陈治明.非晶半导体材料与器件[M].北京:科学出版社,1991
[8] Ikeda T et al.[J].Journal of Non-Crystalline Solids,1996,198-200:987.
[9] Shirai H;Ito T;Ikeda Y .Disorder-induced nucleation in the nanocrystalline silicon film growth from chlorinated materials by rf plasma-enhanced chemical vapor deposition[J].Journal of Non-Crystalline Solids: A Journal Devoted to Oxide, Halide, Chalcogenide and Metallic Glasses, Amorphous Semiconductors, Non-Crystalline Films, Glass-Ceramics and Glassy Composites,2004(0):115-118.
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