Professor

Kazuhisa Sueoka

Phone::+81-11-706-6537/6539 Fax:+81-11-706-7803
e-mail:sueoka@nano.ist.hokudai.ac.jp

Education

  • B. Eng in electronics, Hokkaido University (1988)
  • M. Eng in electronics, Hokkaido University (1990)
  • D. Eng in electronics, Hokkaido University (1993)

Professional Activities

  • 1993-1997 : Research Associate at Faculty of Engineering, Hokkaido University
  • 1997-2004 : Assosiate Professor at Graduate School of Engineering, Hokkaido University
  • 2004-Present: Professor at Graduate School of Information Science and Technology, Hokkaido Univsersity
  • 1995-1998 : Research Scientist, PRESTO, JST (Field and Reaction)

Research Interest

Spin Polarized Scanning Tunneling Microscopy and local spin injection: Optically pumped semiconductor spin probe, ferromagnetic thin film probe, ferromagnetic bulk probe, application to spin imaging of Fe and Fe3O4 thin film surface, local spin injection into semiconductor nano strucures.

Non-contact Atomic Force Microscopy and surface spin imaging: Tip-sample interaction investigation using GaAs(110) surface, exchange and super-exchange interaction detection using ferromagnetic thin films tip and antiferromagnetic surfaces (NiO(001)).

Development of electron spin analyzer and application to Scanning Electron Microscopy: Design and development of compact electron spin analyzer and SEMPA (SEM with spin analyzer ) system, application to imaging magnetic vortex in magnetic nano structures.

Ferromagnetic/semiconductor heterostructure: spin injection, spin control, spin transistor, electron spin entangle states of semiconductor nanostructures at its interface.

New scanning probe microscopy: fabrication of cantilever equipped with sensor devices such as magnetoresistance sensor, single electron transistor.

Carbon nanotube application: combination with ferromagnetic spin probe, CNT-field effect transistor cantilever, CNT-FET and CNT-SET sensor for bio-molecular recognitions.

Associate rofessor

Takaaki Koga

Phone::+81-11-706-6538/6539 Fax:+81-11-706-6538
e-mail:koga@nano.ist.hokudai.ac.jp

Education

in preparation

Professional Activities

1995 - 1996       Research Assistant, Harvard University
1997 - 2000       Research Assistant, Massachusetts Institute of Technology
2000 - 2001       Research Associate, NTT Basic Research Laboratories
2002 - 2004       PRESTO Researcher, Japan Science and Technology Corporation
                  Visiting Scientist, NTT Basic Research Laboratories

2004 - present   Associate Professor, Graduate School of Information Science and Technology, Hokkaido University

Research Interest

Spin interference effect in artificial nanostructures fabricated in quantum wells (QW) that are composed of narrow gap semiconductors in the presence of the Rashba spin-orbit interaction (In0.52Al0.48As/In0.53Ga0.47As/In0.52Al0.48As QWs).

Spin transport (Rashba spin-orbit interaction effect, weak localization, antilocalization phenomena) in QWs that are composed of narrow gap semiconductors like In0.52Al0.48As/In0.53Ga0.47As/In0.52Al0.48As QWs.

Nonmagnetic spin filter using a triple barrier RTD structure that is composed of narrow gap semiconductors (In0.52Al0.48As/In0.53Ga0.47As).

Thermoelectric effects in low-dimensional semiconductor systems (QWs and superlattices).

Research Associate

Eiji Hatta

Phone::+81-11-706-6539 Fax:+81-11-706-6537
e-mail:hattao@nano.eng.hokudai.ac.jp

Education

  • B. Eng in electronics, Hokkaido University (1985)
  • M. Eng in electronics, Hokkaido University (1987)
  • D. Eng in electronics, Hokkaido University (1991)

Professional Activities

  • 1991-1997 : Research Associate at Faculty of Engineering, Hokkaido University
    • 1997-Present : Research Associate at Graduate School of Engineering, Hokkaido University
    • 2000-2002 : Visiting Scientist (Max Planck Fellowship) at Max Planck Institute of Colloids and Interfaces, Potsdam/Golm (Germany)

    Research Interest

    Dynamics at soft interfaces, Langmuir monolayers, Biomimetic systems

    Secretary

    Michiyo Kanoh

    Phone::+81-11-706-6539 Fax:+81-11-706-7803
    e-mail:kanoh@nano.eng.hokudai.ac.jp

    Contact us

    Nanoelectronics Laboratory
    Graduate School of Information Science and Technology, Hokkaido University
    kita-14, Nishi-9, Kita-ku, Sapporo, Japan 060-0814

    TEL +81-11-706-6539(D.I.) FAX +81-11-706-7803
    e-mail:sueoka@nano.isthokudai.ac.jp