• 2004 引用
  • 23 h指数
1990 …2020

年単位の研究成果

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研究成果

フィルター
Article

Flux motion studies by means of temperature measurement in magnetizing processes for HTSC bulks

Fujishiro, H., Oka, T., Yokoyama, K., Kaneyama, M. & Noto, K., 2004 6, : : IEEE Transactions on Applied Superconductivity. 14, 2, p. 1054-1057 4 p.

研究成果: Article

14 引用 (Scopus)

Flux-invading behaviors and temperature changes in Dy123 bulk magnet in iterative pulse field magnetization process

Oka, T., Ishiduka, D., Ogawa, J., Fukui, S., Sato, T., Yokoyama, K., Murakami, A. & Stopfel, H., 2013 5 6, : : Physica C: Superconductivity and its applications. 494, p. 46-49 4 p.

研究成果: Article

5 引用 (Scopus)

Feasible Applications of Bulk HTS Magnets and Magnetic Field-Capturing Characteristics in Their Activation Processes

Oka, T., Takeda, A., Shimizu, K., Higa, K., Tsunoda, S., Ogawa, J., Fukui, S., Sato, T., Yokoyama, K. & Nakamura, T., 2018 8 28, (Accepted/In press) : : IEEE Transactions on Applied Superconductivity.

研究成果: Article

1 引用 (Scopus)

Fabrication of Mo/Si multilayer mirrors for extreme ultraviolet lithography by means of superconducting bulk magnet magnetron sputtering

Mizutani, U., Yamaguchi, T., Ikuta, H., Tomofuji, T., Yanagi, Y., Itoh, Y. & Oka, T., 2008 9 15, : : Physica C: Superconductivity and its applications. 468, 15-20, p. 1456-1460 5 p.

研究成果: Article

7 引用 (Scopus)

Experimental investigation of loss characteristics with AC and DC offset transport current in HTS double pancake coil

Ogawa, J., Fukui, S., Oka, T., Sato, T., Shibayama, M., Egawa, M. & Sato, A., 2012 6 25, : : IEEE Transactions on Applied Superconductivity. 22, 3, 4705004.

研究成果: Article

7 引用 (Scopus)

Experimental Investigation of AC Loss Characteristics of Stacked HTS Tapes in an Iron Core

Ogawa, J., Fukui, S., Oka, T., Sakurai, T., Sano, Y., Tada, H. & Yoshii, Y., 2016 6 1, : : IEEE Transactions on Applied Superconductivity. 26, 4, 7435291.

研究成果: Article

8 引用 (Scopus)

Experimental investigation of AC loss characteristics in HTS tape with rotating magnetic field

Ogawa, J., Fukui, S., Oka, T., Sano, Y., Ogawa, M. & Ranecky, S. T., 2017 6 1, : : IEEE Transactions on Applied Superconductivity. 27, 4, 7812682.

研究成果: Article

2 引用 (Scopus)

Experimental evaluation of the effect on AC loss of a polygonal arrangement in YBCO assembled conductors

Ogawa, J., Fukui, S., Oka, T., Sato, T., Ito, T., Sugisawa, J. & Tamura, A., 2011 6 1, : : IEEE Transactions on Applied Superconductivity. 21, 3 PART 3, p. 3285-3288 4 p., 5613958.

研究成果: Article

5 引用 (Scopus)

Experimental and theoretical study of AC losses in variable asymmetrical magnetic environments

Ranecky, S. T., Watanabe, H., Ogawa, J., Oka, T., Gölden, D., Alff, L. & Genenko, Y. A., 2017 7 6, : : Superconductor Science and Technology. 30, 8, 085005.

研究成果: Article

5 引用 (Scopus)

Evaluation of the measurement of AC transport current loss in assembled HTS tapes using a pick-up loop

Ogawa, J., Fukui, S., Oka, T., Yamaguchi, M., Sato, T., Yamaya, K., Hamada, T. & Tanaka, H., 2007 10 1, : : Physica C: Superconductivity and its applications. 463-465, SUPPL., p. 1159-1162 4 p.

研究成果: Article

1 引用 (Scopus)
5 引用 (Scopus)

Evaluation of pulsed-field magnetization of a bulk superconductor with small holes

Yokoyama, K., Oka, T., Kondo, N. & Hosaka, S., 2013 2 11, : : IEEE Transactions on Applied Superconductivity. 23, 3, 6403884.

研究成果: Article

3 引用 (Scopus)
2 引用 (Scopus)

Evaluation of current distribution in bulk superconductors magnetized by pulsed-fields

Yokoyama, K., Oka, T., Fujishiro, H. & Noto, K., 2007 10 1, : : Physica C: Superconductivity and its applications. 463-465, SUPPL., p. 410-414 5 p.

研究成果: Article

1 引用 (Scopus)

Estimation of generated heat in pulse field magnetizing for SmBaCuO bulk superconductor

Fujishiro, H., Yokoyama, K., Kaneyama, M., Oka, T. & Noto, K., 2004 10 1, : : Physica C: Superconductivity and its applications. 412-414, SPEC. ISS., p. 646-650 5 p.

研究成果: Article

20 引用 (Scopus)
1 引用 (Scopus)

Efforts toward practical application of uniform magnetic field using superconducting bulk magnets

Nakamura, T., Yokoyama, K., Oka, T., Kim, S. B. & Izumi, M., 2020, : : IEEJ Transactions on Power and Energy. 140, 3, p. 162-165 4 p.

研究成果: Article

Effect of Nd422 addition on Jc in Nd123 melt-textured bulk superconductor

Ikeda, S., Oka, T., Yamada, Y., Yoshikawa, M., Yanagi, Y., Itoh, Y. & Mizutani, U., 1997, : : Japanese Journal of Applied Physics, Part 2: Letters. 36, 3 B, p. L345-L348

研究成果: Article

15 引用 (Scopus)

Effect of metal ring setting outside HTSC bulk disk on trapped field and temperature rise in pulse field magnetizing

Fujishiro, H., Yokoyama, K., Kaneyama, M., Oka, T. & Noto, K., 2005 6, : : IEEE Transactions on Applied Superconductivity. 15, 2 PART III, p. 3762-3765 4 p.

研究成果: Article

13 引用 (Scopus)

Development of five aligned superconducting bulk magnets by pulse field magnetizing

Fujiwara, A., Tateiwa, T., Fujishiro, H., Hayashi, H., Nagafuchi, T. & Oka, T., 2006 10 1, : : Physica C: Superconductivity and its applications. 445-448, 1-2, p. 399-402 4 p.

研究成果: Article

6 引用 (Scopus)
75 引用 (Scopus)

Development of a small-size superconducting bulk magnet system using a 13 K refrigerator

Yokoyama, K., Oka, T. & Noto, K., 2010 6 1, : : IEEE Transactions on Applied Superconductivity. 20, 3, p. 973-976 4 p., 5433295.

研究成果: Article

8 引用 (Scopus)
1 引用 (Scopus)

Development of a magnetron sputtering apparatus equipped with superconducting bulk magnets for the preparation of optical multilayer films

Yamaguchi, T., Ikuta, H., Yanagi, Y., Itoh, Y., Oka, T. & Mizutani, U., 2007 10 1, : : Physica C: Superconductivity and its applications. 463-465, SUPPL., p. 1342-1345 4 p.

研究成果: Article

6 引用 (Scopus)

Development of a Desktop-Type Superconducting Bulk Magnet

Yokoyama, K., Kulawansha, E., Yuanding, Z. & Oka, T., 2016 6 1, : : IEEE Transactions on Applied Superconductivity. 26, 4, 7386635.

研究成果: Article

8 引用 (Scopus)

Development and test of model apparatus utilizing HTS magnetic levitation for non-contact spinning clean-up processors of photo mask production

Saito, K., Fukui, S., Ogawa, J., Oka, T., Sato, T., Sorimachi, S. & Miyazaki, S., 2011 6 1, : : IEEE Transactions on Applied Superconductivity. 21, 3 PART 2, p. 2241-2244 4 p., 5617305.

研究成果: Article

2 引用 (Scopus)
2 引用 (Scopus)

Critical current density and mechanical strength of YBa2Cu3O7-δ superconducting composites containing Zr, Ag and Y2BaCuO5 dispersions by melt-processing

Oka, T., Itoh, Y., Yanagi, Y., Tanaka, H., Takashima, S., Yamada, Y. & Mizutani, U., 1992 9 15, : : Physica C: Superconductivity and its applications. 200, 1-2, p. 55-64 10 p.

研究成果: Article

67 引用 (Scopus)
8 引用 (Scopus)
2 引用 (Scopus)
12 引用 (Scopus)
1 引用 (Scopus)
2 引用 (Scopus)

Compactly composed strong magnetic field generators with cryo-cooled high temperature bulk superconductors as quasi-permanent magnets

Oka, T., Hirose, Y., Kanayama, H., Kikuchi, H., Ogawa, J., Fukui, S., Sato, T. & Yamaguchi, M., 2008 2 1, : : Journal of Physics: Conference Series. 97, 1, 012102.

研究成果: Article

3 引用 (Scopus)

Collection of Ni-bearing material from electroless plating waste by magnetic separation with HTS bulk magnet

Oka, T., Fukazawa, H., Fukui, S., Ogawa, J., Sato, T., Ooizumi, M., Tsujimura, M. & Yokoyama, K., 2014 1 15, : : Physica C: Superconductivity and its applications. 496, C, p. 58-62 5 p.

研究成果: Article

11 引用 (Scopus)
1 引用 (Scopus)

Application of HTS bulk magnet system to the magnetic separation techniques for water purification

Oka, T., Kanayama, H., Fukui, S., Ogawa, J., Sato, T., Ooizumi, M., Terasawa, T., Itoh, Y. & Yabuno, R., 2008 9 15, : : Physica C: Superconductivity and its applications. 468, 15-20, p. 2128-2132 5 p.

研究成果: Article

26 引用 (Scopus)

A Numerical Proposal of an After Heating Method for Pulse Field Magnetization for HTS Bulk Magnets

Ogawa, J., Oka, T., Fukui, S., Sato, T. & Watanabe, N., 2015 6 1, : : IEEE Transactions on Applied Superconductivity. 25, 3, 6945334.

研究成果: Article

AC transport current loss characteristics of HTS assembled conductors arranged edge-to-edge or face-to-face

Ogawa, J., Fukui, S., Oka, T., Yamaguchi, M., Sato, T., Kume, S., Shinkai, K. & Sato, S., 2008 6 1, : : IEEE Transactions on Applied Superconductivity. 18, 2, p. 1353-1357 5 p., 4515899.

研究成果: Article

5 引用 (Scopus)

A construction of high temperature superconducting motor using YBCO bulk magnets

Itoh, Y., Yanagi, Y., Yoshikawa, M., Oka, T., Harada, S., Sakakibara, T., Yamada, Y. & Mizutani, U., 1994 12, : : Physica C: Superconductivity and its applications. 235-240, PART 5, p. 3445-3446 2 p.

研究成果: Article

10 引用 (Scopus)

AC loss distribution in two-layer HTS cable

Ogawa, J., Fukui, S., Oka, T., Ogawa, T. & Sugai, M., 2018 4 1, : : IEEE Transactions on Applied Superconductivity. 28, 3, 5900104.

研究成果: Article

2 引用 (Scopus)

Accuracy of AC transport current loss in HTS tape measurements using a pick-up loop

Ogawa, J., Fukui, S., Oka, T., Sato, T., Maruko, A. & Tanaka, H., 2009 6 1, : : IEEE Transactions on Applied Superconductivity. 19, 3, p. 2391-2394 4 p., 5109567.

研究成果: Article