Presentation 2000/2/9
Coulomb blockade phenomena in Si MOSFETs with nano-scale channels fabricated by focused-ion beam implantation
Yukio Yasuda, Kenta Izumikawa, Akira Sakai, Shigeaki Zaima,
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Abstract(in English) We have fabricated Si MOSFETs using focused-ion beam (FIB) implantation and investigated the Coulomb blockade phenomena in these devices.SiO_2 masks with narrow width were formed on Si substrates and one-dimensional FIB scanning was performed through the masks.This technique allows us to obtain nanomater-scale channnel-length and source / drain structures.Periodic oscillations of conductance, which correspond to the Coulomb blockade oscillations, were observed at temperatures below 30 K.The oscillation periods of gate voltage(V_g)were measured for the samples with different channnel length and found to increase as the channel length increased.
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Keyword(in English) Coulomb blockade / MOSFETs / focused-ion beam / e-beam lithography / ECR plasma etching
Paper # ED99-291,SDM99-184
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Committee ED
Conference Date 2000/2/9(1days)
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Registration To Electron Devices (ED)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Coulomb blockade phenomena in Si MOSFETs with nano-scale channels fabricated by focused-ion beam implantation
Sub Title (in English)
Keyword(1) Coulomb blockade
Keyword(2) MOSFETs
Keyword(3) focused-ion beam
Keyword(4) e-beam lithography
Keyword(5) ECR plasma etching
1st Author's Name Yukio Yasuda
1st Author's Affiliation Department of Crystalline Materials Science, Graduate School of Engineering, Nagoya University.()
2nd Author's Name Kenta Izumikawa
2nd Author's Affiliation Department of Crystalline Materials Science, Graduate School of Engineering, Nagoya University.
3rd Author's Name Akira Sakai
3rd Author's Affiliation Department of Crystalline Materials Science, Graduate School of Engineering, Nagoya University.
4th Author's Name Shigeaki Zaima
4th Author's Affiliation Center for Cooperative Research in Advanced Science and Technology, Nagoya University
Date 2000/2/9
Paper # ED99-291,SDM99-184
Volume (vol) vol.99
Number (no) 615
Page pp.pp.-
#Pages 5
Date of Issue