• 2004 引用
  • 23 h指数
1990 …2020

年単位の研究成果

Pureに変更を加えた場合、すぐここに表示されます。

研究成果

フィルター
Article
2013

Learn-by-doing engineering education programs driven by the engineers of private companies and societies

Oka, T., Harada, S., Tanabe, Y., Narumi, T., Kaneko, F., Sugawara, A., Ishii, N., Nishimura, S., Maruyama, T., Sengoku, M., Ohkawa, H. & Tsubokawa, N., 2013 5 10, : : IEEJ Transactions on Fundamentals and Materials. 133, 4, p. 180-185+6

研究成果: Article

Magnetic and thermal properties of HTS bulk magnet in the pulsed-field magnetizing process

Oka, T., Ishiduka, D., Ogawa, J., Fukui, S., Sato, T., Yokoyama, K. & Murakami, A., 2013 4 1, : : Journal of Superconductivity and Novel Magnetism. 26, 4, p. 1301-1306 6 p.

研究成果: Article

5 引用 (Scopus)

Magnetic precipitate separation for Ni plating waste liquid using HTS bulk magnets

Oka, T., Kimura, T., Mimura, D., Fukazawa, H., Fukui, S., Ogawa, J., Sato, T., Ooizumi, M., Yokoyama, K., Tsujimura, M. & Terasawa, T., 2013 1 15, : : Physica C: Superconductivity and its applications. 484, p. 325-328 4 p.

研究成果: Article

3 引用 (Scopus)

Measurement and numerical analysis of dependence of ac loss in polygonal conductor assembled by YBCO tapes on gap length between neighboring tapes

Fukui, S., Hatakeyama, S., Nanayama, J., Maruko, A., Ogawa, J., Sato, T., Oka, T. & Tsukamoto, O., 2013 2 12, : : IEEE Transactions on Applied Superconductivity. 23, 3, 6407801.

研究成果: Article

5 引用 (Scopus)

Pulsed-field magnetization of a bulk superconductor with small holes

Yokoyama, K., Oka, T., Kondo, N. & Hosaka, S., 2013 1 15, : : Physica C: Superconductivity and its applications. 484, p. 343-347 5 p.

研究成果: Article

7 引用 (Scopus)
2014

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)

Influence of the arrangement of HTS tapes inserted in an iron core on AC loss characteristics

Ogawa, J., Fukui, S., Oka, T., Sato, T., Fushimi, A. & Shoda, T., 2014 1 1, : : IEEE Transactions on Applied Superconductivity. 24, 3, 6595123.

研究成果: Article

6 引用 (Scopus)

Magnetic separation technique using high temperature superconducting bulk magnets and application to plating liquid waste treatment

Oka, T., Fukazawa, H., Yoshizawa, N., Takayanagi, Y., Ogawa, J., Fukui, S., Sato, T., Ooizumi, M., Tsujimura, M. & Yokoyama, K., 2014 1 1, : : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 61, SUPLL.1, p. S164-S166

研究成果: Article

Numerical study of the influence of material properties on pulsed-field magnetization for hts bulk magnets

Ogawa, J., Oka, T., Fukui, S., Sato, T., Watanabe, N. & Basir, Z. M., 2014 1 1, : : IEEE Transactions on Applied Superconductivity. 24, 3, 6600815.

研究成果: Article

3 引用 (Scopus)

Strong magnetic field generator containing HTS bulk magnets and compact refrigerators

Oka, T., Hirayama, E., Kanai, T., Ogawa, J., Fukui, S., Sato, T., Yokoyama, K. & Nakamura, T., 2014 1 1, : : IEEE Transactions on Applied Superconductivity. 24, 3, 6626624.

研究成果: Article

20 引用 (Scopus)
2015

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

Improvement of the trapped field performance of a holed superconducting bulk magnet

Yokoyama, K., Igarashi, R., Togasaki, R. & Oka, T., 2015 6 1, : : IEEE Transactions on Applied Superconductivity. 25, 3, 7006763.

研究成果: Article

3 引用 (Scopus)

Magnetization behavior of RE123 bulk magnets bearing twin seed-crystals in pulsed field magnetization processes

Oka, T., Miyazaki, T., Ogawa, J., Fukui, S., Sato, T., Yokoyama, K. & Langer, M., 2015 12 17, : : Superconductor Science and Technology. 29, 2, 024003.

研究成果: Article

5 引用 (Scopus)

Preferential magnetic flux invasion and heat generation owing to macrostructure in HTS bulk magnets in pulse field magnetization processes

Oka, T., Ota, H., Shimoda, T., Ogawa, J., Fukui, S., Sato, T., Yokoyama, K., Murakami, A. & Langer, M., 2015 6 1, : : IEEE Transactions on Applied Superconductivity. 25, 3, 6980106.

研究成果: Article

3 引用 (Scopus)

Pulsed field magnetization characteristics of a holed superconducting bulk magnet

Yokoyama, K., Igarashi, R., Togasaki, R. & Oka, T., 2015 6 25, : : Physica C: Superconductivity and its Applications. 518, p. 117-121 5 p.

研究成果: Article

2 引用 (Scopus)
2016

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)

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)
3 引用 (Scopus)

Magnetic Field Direction Dependence of AC Losses in Bi2223/Ag Tape

Ogawa, J., Fukui, S., Oka, T., Shidara, N., Iwashita, R. & Ohya, M., 2016 6 1, : : IEEE Transactions on Applied Superconductivity. 26, 4, 7377072.

研究成果: Article

Magnetic Separation for Recovering Ni Compounds from Plating Waste with Use of HTS Bulk Magnets

Oka, T., Takayanagi, Y., Machida, S., Ichiju, K., Fukui, S., Ogawa, J., Sato, T., Ooizumi, M., Tsujimura, M. & Yokoyama, K., 2016 6 1, : : IEEE Transactions on Applied Superconductivity. 26, 4, 7383257.

研究成果: Article

8 引用 (Scopus)

Selective Magnetic Field Invasion into HTS Bulk Magnets in Pulse Field Magnetizing Processes

Oka, T., Hara, K., Ogawa, J., Fukui, S., Sato, T., Yokoyama, K., Murakami, A. & Langer, M., 2016 4, : : IEEE Transactions on Applied Superconductivity. 26, 3, 7405303.

研究成果: Article

3 引用 (Scopus)
2017

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)

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)

Pulse-Field Magnetization for Disc-Shaped MgB2 Bulk Magnets

Miyazaki, T., Fukui, S., Ogawa, J., Sato, T., Oka, T., Scheiter, J., Hasler, W., Kulawansha, E., Yuanding, Z. & Yokoyama, K., 2017 6 1, : : IEEE Transactions on Applied Superconductivity. 27, 4, 7782353.

研究成果: Article

5 引用 (Scopus)
2018

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)
2 引用 (Scopus)
1 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)

Magnetic Flux Invasion and Field-Capturing in Pulsed-Field Magnetization for Layered MgB<formula><tex>$_2$</tex></formula> Bulk Magnets

Oka, T., Takeda, A., Sasaki, S., Ogawa, J., Fukui, S., Sato, T., Haessler, W. & Yokoyama, K., 2018 1 11, (Accepted/In press) : : IEEE Transactions on Applied Superconductivity.

研究成果: Article

Magnetic Flux Invasion and Field-Capturing in Pulsed-Field Magnetization for Layered MgB2 Bulk Magnets

Oka, T., Takeda, A., Sasaki, S., Ogawa, J., Fukui, S., Sato, T., Scheiter, J., Häßler, W., Katsuki, J., Miura, A. & Yokoyama, K., 2018 6, : : IEEE Transactions on Applied Superconductivity. 28, 4, 8255574.

研究成果: Article

6 引用 (Scopus)

Modeling of Magnetization Loss in HTS Tape Exposed to All Magnetic Field Directions

Ogawa, J., Fukui, S., Oka, T., Panpan, Y. & Kanamori, K., 2018 4 1, : : IEEE Transactions on Applied Superconductivity. 28, 3, 8239653.

研究成果: Article

1 引用 (Scopus)
2019
公開
6 引用 (Scopus)

Study on Magnetic Flux Dissipation and Field-Trapping Performance of HTS Bulk-Shaped Magnesium Diboride in Pulse-Field Magnetizing Processes

Oka, T., Takeda, A., Oki, H., Ogawa, J., Fukui, S., Scheiter, J., Häßler, W., Yokoyama, K., Yamanaka, K., Dadiel, L., Miryala, M., Sakai, N., Murakami, M. & Noudem, J., 2019 8, : : IEEE Transactions on Applied Superconductivity. 29, 5, 8678817.

研究成果: Article

1 引用 (Scopus)
2020

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

Formation of uniform magnetic flux distribution for NMR magnets using HTS bulk magnets activated by pulsed-field magnetization

Oka, T., Inoue, N., Tsunoda, S., Ogawa, J., Fukui, S., Yokoyama, K., Sakai, N., Miryala, M., Murakami, M., Takahashi, M. & Nakamura, T., 2020 5, : : Materials Research Express. 7, 5, 056001.

研究成果: Article

公開

Magnetizing Technique for Permanent Magnets in IPM Motor Rotors Using HTS Bulk Magnet

Oka, T., Hasebe, S., Ogawa, J., Fukui, S., Nakano, T., Yokoyama, K., Miryala, M., Sakai, N. & Murakami, M., 2020 6, : : IEEE Transactions on Applied Superconductivity. 30, 4, 9072631.

研究成果: Article

公開
公開

Recent progress in production of infiltration-growth and melt-growth processed bulk (RE)Ba2Cu3Oy

Muralidhar, M., Sunsanee, P., Takemura, K., Sai Srikanth, A., Jirsa, M., Ramachandra Rao, M. S., Oka, T., Sakai, N. & Murakami, M., 2020 7, : : Superconductor Science and Technology. 33, 7, 074002.

研究成果: Article

公開