| Kazuo Funaki | Last modified date：2013.4.25 |
Post-doctoral Fellow /
Superconductive Systems
International Institute for Carbon-Neutral Energy Research
International Institute for Carbon-Neutral Energy Research
Graduate School
Undergraduate School
Other Organization
Administration Post
Director of the Low Temperature Center
E-Mail
Homepage
[URL]
Applications of superconductivity to prospective systems of energy transforming and information processing will be based on creative scientific efforts and the accumulation of innovative technology. For the basic science and the near-future application of superconductors, research & education in our laboratory covers basic phenomena and new concepts in superconductors, improvements in electromagnetic properties of superconducting wires and films, and applications to superconductive devices and systems with cooperative relation to the Research Institute of Superconductor Science and System. .
Phone
092-802-6930
Fax
092-802-6939
Academic Degree
Doctor of Engineering
Field of Specialization
Superconductor Science
Outline Activities
Future applications of superconductivity to big systems of energy transforming and information processing will be based on creative scientific efforts and the accumulation of innovatory technology.
Studies in my laboratory cover evaluation of basic phenomena of superconductors, improvements in electromagnetic properties of superconducting wires and films, reliability of superconductive devices and systems, and so on. These studies aims at a role of the keystone in the near-future applications.
Studies in my laboratory cover evaluation of basic phenomena of superconductors, improvements in electromagnetic properties of superconducting wires and films, reliability of superconductive devices and systems, and so on. These studies aims at a role of the keystone in the near-future applications.
Research
Research Interests
- Measurement of transport current, terminal voltage and heat generation in AC-driven superconducting coils
keyword : superconducting coil, AC drive, heat generation
2008.03. - Research and development of MgB2 wires for electric power devices
keyword : MgB2 wire, AC loss, Thermal stagility, Winding for electric power devices
2004.04～2008.09. - Evaluation of AC losses in Bi-2223 superconducting wires
keyword : Bi-2223, AC loss
2007.04. - Evaluation of total AC loss property in oxide-superconducting wires
keyword : Oxide-superconducting wire, AC loss
2004.04. - Evaluation of electromagnetic property and optimum design for high-temperature-superconducting magnets
keyword : high temperature superconductor, AC loss, Magnet design
2002.04. - Basic electromagnetic property of superconcuctors
keyword : Superconductivity, Electromagnetic property, AC loss
2003.04.
Papers
| 1. | K. Kajikawa, K. Funaki,A simple method to eliminate shielding currents for magnetization perpendicular to superconducting tapes wound into coils,Supercond. Sci. Technol.,Vol.24,No.12,pp.125005(4pp),2011.12. |
| 2. | K. Funaki, K. Nogami, M. Kawasaki, M. Iwakuma, N. Ayai, S. Kobayashi, M. Kikuchi, K. Hayashi,AC-loss properties of Bi-2223 multifilamentary taped wires with a central insulation layer ,Physica C,Vol.470,pp.1110-1113,2011.11. |
| 3. | S. Yamasaki, M. Iwakuma, K. Funaki, J. Kato, T. Chikumoto, K. Tanabe, K. Nakao, T. Izumi, Y. Yamada, Y. Shiohara and T. Saito,Transport and AC loss properties of the repaired multifilamentary REBCO superconducting tapes,Physica C,Vol.470,No.20,pp.1316-1320,2010.11. |
| 4. | K. Funaki, J. Fujikami, M. Iwakuma, H. Kasahara, S. Kawabata, Y. Tanaka and K. Ehara ,Uncertainty considerations in AC loss measurement of multifilamentary superconducting wires performed via a pickup coil method ,Cryogenics ,Vol.50,pp.111-117,2010.01. |
| 5. | K. Funaki, Y. Sasasige, H. Yanagida, S. Yamasaki, M. Iwakuma, N. Ayai, T. Ishida, Y. Fukumoto and H. Kamijo ,Development of Low-AC-Loss Bi-2223 Superconducting Multifilamentary Wires ,IEEE Trans. Appl. Supercond. ,Vol.19,No.3,pp.3053-3056,2009.06. |
| 6. | T. Kawae, S. Sato, M. Matsuo, K. Funaki, M. Kinoshita, T. Fushimi and N. Uwe ,Characteristic Tests of a 1600W-class Refrigeration System at 10K to 70K ,Proc. of 22nd Int. Cryogenic Engineering Conf. / Int. Cryogenic Materials Conf. 2008 (ICEC22-ICMC2008) ,pp.51-56,2009.05. |
| 7. | K. Funaki, M. Iwakuma, T. Sueyoshi, J. Fujikami, N. Ayai, T. Ishida, Y. Tanaka and K. Osamura,A round robin test for pre-standardization of a saddle-shaped pickup coil method to measure AC losses in Bi-2223 Ag-sheathed tapes,Physica C,2008.09. |
| 8. | K. Funaki, T. Sueyoshi, M. Iwakuma, K. Shikimachi, N. Hirano and S. Nagaya,Basic AC loss properties of IBAD/CVD-YBCO tapes for pancake-type coils,Physica C ,Vol. 468, Nos. 15-20, pp. 1723-1726,2008.09. |
| 9. | K. Funaki, T. Sueyoshi, K. Kajikawa, M. Iwakuma, K. Tanaka, M. Okada, H. Kumakura and H. Hayashi,AC loss properties of Cu-sheathed MgB2 composites with Nb barriers ,Journal of Physics: Conference Series,Vol.97, p.012316,2008.09. |
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