研究課題

単一分子集積ネットワークによる情報処理機能実装と信頼性向上

研究目的

単一分子によって究極の微細電子システムを創るには、分子の機能とサイズを活かした論理表現と演算手法が必要です。本研究の目的は、単一分子ネットワークのためのブール論理演算手法と構成を見出すこと、これを実装するための要素技術の構築、および、分子素子の問題である動作信頼性を高める手法を編み出すことです。

領域内での役割と必要性

本研究の役割は、分子アーキテクトニクスとして情報処理という建築物の設計・建築者です。単一分子による情報処理システムの実現という目標設定のもと、本研究領域の優れた単一分子科学と技術を最大限に活かし新しいシステムを創り上げてゆきます。

研究内容

量子ナノデバイス回路に適用されるグラフ論理や3分岐非線形素子論理によるブール代数演算手法を単一分子ネットワークに結びつけます。そして本領域の優れた単一分子技術と設計を駆使し、回路化するために必要な機能と構造をつくります。雑音によって微弱信号への応答が最適化される現象である確率共鳴を分子上で引き起こし、これを演算機能に組み込む技術を開拓します。A04_1概念図.jpg

追加情報

研究課題番号:25110013  科研費データーベースはこちら

メンバー

研究代表者:葛西 誠也(北海道大学 量子集積エレクトロニクス研究センター 教授)

Papers List

2017

[22] Room-temperature discrete-charge-fluctuation dynamics of a single molecule adsorbed on a carbon nanotube

Agung Setiadi; Hayato Fujii; Seiya Kasai; Ken-ichi Yamashita; Takuji Ogawa; Takashi Ikuta; Yasushi Kanai,; Kazuhiko Matsumoto,; Yuji Kuwahara; Megumi Akai-Kasaya
Nanoscale, 9, 30, 10674 - 10683, 2017/8/14
DOI: 10.1039/c7nr02534c

[21] ジェスチャー型マン・マシンインターフェースに向けた確率共鳴現象を応用したロバスト表面筋電信号検出技術(招待論文)

位田祐基; 白田健人; 葛西誠也
電子情報通信学会和文誌C, J100-C, 9, 369 - 376, 2017/8/9

[20] Detection of charge dynamics of a tetraphenylporphyrin particle using GaAs-based nanowire enhanced by particle–metal tip capacitive coupling [重要文献]

Shoma Okamoto; Masaki Sato; Kentaro Sasaki; Seiya Kasai
Jpn. J. Appl. Phys, 56, 6S1, 06GK02.1 - 06GK02.6, 2017/5/24
DOI: 10.7567/JJAP.56.06GK02

[19] Room-temperature discrete-charge-fluctuation dynamics of a single molecule adsorbed on a carbon nanotube

Agung Setiadi; Hayato Fujii; Megumi Akai; Seiya Kasai; Ken-ichi Yamashita; Takuji Ogawa; Takashi Ikuta; Yasushi Kanai; Kazuhiko Matsumoto; Yuji Kuwahara
Nanoscale, 9, 10674 - 10683, 2017
DOI: 10.1039/C7NR02534C

2016

[18] Implementation of a noise-coexistence threshold logic architecture on a GaAs-based nanowire FET network

Ryota Kuroda; Seiya Kasai
International Journal of Parallel, Emergent and Distributed Systems, 32, 3, 1 - 8, 2016/7/1
DOI: 10.1080/17445760.2016.1201673

[17] Design Framework of Image Sensor System Based on Dynamic Range Extension by Adding Noise for Saturated Conditions

Yukihiro Tadokoro; Seiya Kasai; Akihisa Ichiki; Hiroya Tanaka
IEEE Trans. Systems, Man, and Cybernetics: Systems, 48, 8, 1121 - 1128, 2016/10/2
DOI: 10.1109/TSMC.2015.2478393

[16] Robust myoelectric signal detection based on stochastic resonance using multiple-surface-electrode array made of carbon nanotube composite paper

Kento Shirata; Yuki Inden; Seiya Kasai; Takahide Oya; Yosuke Hagiwara; Shunichi Kaeriyama; Hideyuki Nakamura
Jpn. J. Appl. Phys., 55, 4S, 04EM07.1 - 04EM07.5, 2016/3/17
DOI: 10.7567/JJAP.55.04EM07

2015

[15] Detection of discrete surface charge dynamics in GaAs-based nanowire through metal-tip-induced current fluctuation

Masaki Sato; Xiang Yin; Ryota Kuroda; Seiya Kasai
Jpn. J. Appl. Phys, 55, 2S, 02BD01.1 - 02BD01.5, 2015/12/10
DOI: 10.7567/JJAP.55.02BD01

[14] Analysis on Non-ideal Nonlinear Characteristics of Graphene-based Three-branch Nano-junction Device

Xiang Yin; Masaki Sato; Seiya Kasai
IEICE Trans. Electron., E98C, 5, 434 - 438, 2015/5/1
DOI: 10.1587/transele.E98.C.434

[13] Fabrication and Characterization of Fully Transparent ZnO Thin-Film Transistors and Self-Switching Nano-Diodes

Y. Sun; K. Ashida; S. Sasaki; M. Koyama; T. Maemoto; S. Sasa; S. Kasai; I. Iniguez-de-la-Torre; T. Gonzalez,
J. Phys. Conf. Series , 647, 012068.1 - 012068.4, 2015/10/13
DOI: 10.1088/1742-6596/647/1/012068

[12] Amoeba-inspired nanoarchitectonic computing implemented using electrical Brownian ratchets [重要文献]

Masahi Aono; Seiya Kasai; Song-Ju Kim; Masamitsu Wakabayashi; Hiroyoshi Miwa; Makoto Naruse
Nanotechnology,, 26, 23, 234001.1 - 234001.8, 2015/5/20
DOI: 10.1088/0957-4484/26/23/234001

[11] Structural parameter dependence of directed current generation in GaAs nanowire-based electron Brownian ratchet devices

Yushi Abe; Ryota Kuroda; Xiang Yin; Masaki Sato; Takayuki Tanaka; Seiya Kasai
Jpn. J. Appl. Phys. , 54, 6S1, 06FG02.1 - 06FG02.4, 2015/4/15
DOI: 10.7567/JJAP.54.06FG02

[10] Detection of molecular charge dynamics through current noise in a GaAs-based nanowire FET

Shinya Inoue; Ryota Kuroda; Xiang Yin; Masaki Sato; Seiya Kasai
Jpn. J. Appl. Phys., 54, 4S, 04DN07.1 - 04DN07.5, 2015/3/24
DOI: 10.7567/JJAP.54.04DN07

[9] Method for Controlling Electrical Properties of Single-Layer Graphene Nanoribbons via Adsorbed Planar Molecular Nanoparticles

Hirofumi Tanaka; Ryo Arima; Minoru Fukumori; Daisuke Tanaka; Ryota Negishi; Yoshihiro Kobayashi; Seiya Kasai; T. K. Yamada; Takuji Ogawa
Scientific Reports, 5, 12341 - 12341, 2015/7/24
DOI: 10.1038/srep12341

[8] Concept, analysis, and demonstration of a novel delay network exhibiting stochastic resonance induced by external noise

*Yukihiro Tadokoro; Seiya Kasai; Akihisa Ichiki
Digital Signal Processing, 37, 1 - 12, 2015/February
DOI: 10.1016/j.dsp.2014.10.008

[7] Calculating relaxation time distribution function from power spectrum based on inverse integral transformation method

*Zenji Yatabe; Toru Muramatsu; Joel T. Asubar; Seiya Kasai
Physics Letters A, 379, 7, 738 - 742, 2015/March/20
DOI: 10.1016/j.physleta.2014.12.040

2014

[6] Detection of weak biological signal utilizing stochastic resonance in a GaAs-based nanowire FET and its parallel summing network

Y. Imai; M. Sato; T. Tanaka; S. Kasai; Y. Hagiwara; H. Ishizaki; S. Kuwabara; T. Arakawa
Japanese Journal of Applied Physics , 53, 6S, 06JE01-1 - 06JE01-6, 2014/5/8
DOI: 10.7567/JJAP.53.06JE01

[5] Boolean Logic Circuits on Nanowire Networks and Related Technologies

Seiya Kasai; Hong-Quan Zhao; Yuta Shiratori; Tamer Mohamed; Svetlana N. Yanushkevich
Nanophotonic Information Physics, 115 - 143, 2014
DOI: 10.1007/978-3-642-40224-1_5

[4] Detection of weak biological signal utilizing stochastic resonance in a GaAs-based nanowire FET and its parallel summing network

Yuri Imai; Masaki Sato; Takayuki Tanaka; Seiya Kasai; Yosuke Hagiwara; Haruya Ishizaki; Sumio Kuwabara; Takahiko Arakawa
Jpn. J. Appl. Phys., 53, 6S, 06JE01.1 - 06JE01.6, 2014/May/08
DOI: 10.7567/JJAP.53.06JE01

2013

[3] Graphene-based three-branch nano-junction (TBJ) logic inverter

*Xiang Yin; Seiya Kasai
physica status solidi (c), 10, 11, 1485 - 1488, 2013/November
DOI: 10.1002/pssc.201300279

[2] Amoeba-inspired computing architecture implemented using charge dynamics in parallel capacitance network [重要文献]

Seiya Kasai; Masashi Aono; Makoto Naruse
Appl. Phys. Lett., 103, 163703, , 2013/October/14
DOI: 10.1063/1.4826143

[1] Design and characterization of nonlinear functions for the transmission of a small signal with non-Gaussian noise [重要文献]

Seiya Kasai; Yukihiro Tadokoro; Akihisa Ichiki
Phys. Rev. E, 88, 062127, , 2013/December/16
DOI: 10.1103/PhysRevE.88.062127