| Paper Abstract and Keywords |
| Presentation |
2023-08-01 15:25
[Invited Talk]
Low-Frequency Noise Source in the Cryogenic Operation of Short-Channel Bulk MOSFET Takumi Inaba, Hiroshi Oka, Hidehiro Asai, Hiroshi Fuketa, Shota Iizuka, Kimihiko Kato, Shunsuke Shitakata, Koichi Fukuda, Takahiro Mori (AIST) SDM2023-40 ICD2023-19 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
The assignment of low-frequency noise sources in the cryogenic operation of MOSFET is of great importance because of the increasing demands of such devices for qubits controllers. This report analyzed the temperature dependence of random telegraph noise in short-channel bulk MOSFET to reveal the low-frequency noise sources. As a result, the noise sources transit from inner-oxide traps to interface traps with decreasing temperature. Furthermore, band-edge localized states, located right on the interface and have energy levels aligned to the band edge, are confirmed to be responsible for the noise at a few K. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
Cryo-CMOS / Quantum Computer / Random Telegraph Noise / Silicon / / / / |
| Reference Info. |
IEICE Tech. Rep., vol. 123, no. 143, SDM2023-40, pp. 22-27, Aug. 2023. |
| Paper # |
SDM2023-40 |
| Date of Issue |
2023-07-25 (SDM, ICD) |
| ISSN |
Online edition: ISSN 2432-6380 |
Copyright and reproduction |
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| Download PDF |
SDM2023-40 ICD2023-19 |