Paper Abstract and Keywords |
Presentation |
2010-02-22 13:50
Stochastic Resonance Devices Based on Carbon Nanotube Field-Effect Transistors Yasufumi Hakamata, Yasuhide Ohno, Kenzo Maehashi (ISIR Osaka Univ.), Seiya Kasai (RCIQE Hokkaido Univ.), Koichi Inoue, Kazuhiko Matsumoto (ISIR Osaka Univ.) ED2009-198 SDM2009-195 Link to ES Tech. Rep. Archives: ED2009-198 SDM2009-195 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
Stochastic resonance in carbon nanotube field-effect transistors (CNT-FETs) was investigated to enhance weak-signal response. When weak pulse trains were given to the gate of the CNT-FET operating in sub-threshold region, the correlation between the input-pulse and source-drain current increased by adding noise with optimized intensity. Moreover, enhancement of the correlation was observed in a summing network of the CNT-FETs. It was also found that the peak width of correlation coefficient also became wider, indicating that the summing CNT-FET networks were robust against noise. Therefore, the summing CNT-FET networks based on stochastic resonance will be a promising candidate for highly sensitive label-free sensors. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
carbon nanotubes / field-effect transistors / stochastic resonance / noise / signal enhancement / correlation / / |
Reference Info. |
IEICE Tech. Rep., vol. 109, no. 422, ED2009-198, pp. 11-15, Feb. 2010. |
Paper # |
ED2009-198 |
Date of Issue |
2010-02-15 (ED, SDM) |
ISSN |
Print edition: ISSN 0913-5685 Online edition: ISSN 2432-6380 |
Copyright and reproduction |
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ED2009-198 SDM2009-195 Link to ES Tech. Rep. Archives: ED2009-198 SDM2009-195 |
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