Kyushu University Academic Staff Educational and Research Activities Database
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Masataka Iwakuma Last modified date:2023.06.21

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Our mission is to develop low-emission high-efficiency electric aircrafts and flying cars powered by superconducting electric motors.
We also aim to promote the creation of new industries in the related area and the development of human resources. .
Reserach Institute of Superconductor Science and Systems .
Academic Degree
Doctor of Engineering
Country of degree conferring institution (Overseas)
Field of Specialization
Superconductor science and technology
Total Priod of education and research career in the foreign country
Research Interests
  • Research and development of electric propulsion aircrafts
    keyword : electric propulsion, aircraft, flying car, superconductivity, motor
  • Research and development of high-Tc superconducting power machines and devices
    keyword : superconductor, oxide, high-Tc, superconducting wire, electric machine and device, generator, motor, transformer, current limiter, SMES, cable
    1996.04~2026.03Development of oxide superconducting power machines and devices.
  • Standardization of measurement method of the AC loss in triaxial superconducting cables
    keyword : superconductor, cable, AC loss, triaxial
  • Study on the electromagnetic properties of superconducting wires and the ac loss reduction
    keyword : superconductor, ac loss, NbTi, Nb3Sn, YBCO, REBCO, BSCCO
    1998.04~2026.03Evaluation and Reduction of ac loss in oxide superducting wires..
  • Research and development of medical equipment with high-Tc superconducting tapes
    keyword : High-Tc Superconductor, Medical Equipment, REBCO, MRI
Current and Past Project
  • We will reduce the production of CO2 gas, which promotes the global warming, by developing fully superconducting motors with REBCO superconducting tapes and then improving the efficiencies.
  • Research and development of advanced medical equipment and systems with high-Tc superconducting tapes.
  • Research and development of advanced medical equipment and systems with high-Tc superconducting tapes.
Academic Activities
1. M. Iwakuma, K. Sakaki, A. Tomioka, T. Miyayama, M. Konno, H. Hayashi, H. Okamoto, Y. Gosho, T. Eguchi, S. Yoshida, Y. Suzuki, H. Hirai, Y. IIjima, T. Saitoh, T. Izumi, Y. Shioahara, Development of a 3φ-66/6.9 kV-2 MVA REBCO Superconducting Transformer, IEEE Trans. Appl. Supercond., 10.1109/TASC.2014.2364615, 25, 3, Article No. 6935085, 2015.06.
1. M.Iwakuma, Development of electric propulsion systems for aircrafts, 10th Asian Conference on Applied Superconductivity and Cryogenics (ACASC), 2nd International Cryogenic Materials Conference in Asia (Asian-ICMC), and CSSJ joint conference, 2020.01.
2. M. Iwakuma, Development of fully turbo-electric propulsion systems for aircrafts, CEC-ICMC 2019, 2019.07.
3. M. Iwakuma, Development of fully-turbo electric propulsion systems for future aircrafts, International Symposium on Superconductivity(ISS2018), 2018.12.
4. M.Iwakuma, Electrical measurement of ac loss in triaxial superconducting cables, 1st Asian ICMC CSSJ50, 2016.11.
5. M.Iwakuma, Development of a 3φ-66/6.9kV-2MVA REBCO Superconducting Transformer, 1st Asian ICMC CSSJ50, 2016.11.
6. M. Iwakuma, AC & DC applications of REBCO superconducting tapes, ISS2015 (Tokyo), 2015.11.
Membership in Academic Society
  • The Institute of Electrical Engineers of Japan
  • Cryogenics and Superconductivity Society of Japan
  • The Japan Society of Applied Physics
Other Educational Activities
  • 2018.03.