岡 徹雄

  • 1889 引用
  • 22 h指数
1990 …2019
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 1990 2019

フィルター
Article
8 引用 (Scopus)

Waste water purification by magnetic separation technique using HTS bulk magnet system

Oka, T., Kanayama, H., Tanaka, K., Fukui, S., Ogawa, J., Sato, T., Ooizumi, M., Terasawa, T., Itoh, Y. & Yabuno, R., 2009 10 15, : : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1849-1852 4 p.

研究成果: Article

waste water
Magnetic separation
water treatment
Purification
Magnets
5 引用 (Scopus)

Trapped field over 4 tesla on GdBaCuO bulk by pulse field method and magnetizing mechanism

Fujishiro, H., Kaneyama, M., Tateiwa, T. & Oka, T., 2006 6 1, : : Journal of Physics: Conference Series. 43, 1, p. 405-408 4 p., 101.

研究成果: Article

pulses
magnetic flux
cooling
temperature
8 引用 (Scopus)

Trapped field and temperature rise in rectangular-shaped HTSC bulk magnetized by pulse fields

Tateiwa, T., Sazuka, Y., Fujishiro, H., Hayashi, H., Nagafuchi, T. & Oka, T., 2007 10 1, : : Physica C: Superconductivity and its Applications. 463-465, SUPPL., p. 398-401 4 p.

研究成果: Article

Heat generation
high temperature superconductors
heat generation
Flux pinning
Magnetic flux
34 引用 (Scopus)
Spatial distribution
Superconducting materials
spatial distribution
Magnetic flux
pulses
2 引用 (Scopus)
magnets
trapping
trapped magnetic fields
cooling
heat generation
16 引用 (Scopus)

Thermal and mechanical properties of high Tc bulk superconductors and their applications

Noto, K., Oka, T., Yokoyama, K., Katagiri, K., Fujishiro, H., Okada, H., Nakazawa, H., Miryala, M. & Murakami, M., 2003 10, : : Physica C: Superconductivity and its Applications. 392-396, PART 1, p. 677-683 7 p.

研究成果: Article

Superconducting materials
Thermodynamic properties
thermodynamic properties
mechanical properties
Magnetic fields
10 引用 (Scopus)
Magnets
magnetic flux
magnets
Magnetic flux
heat generation

The microstructure and superconducting properties of melt-processed YBCO samples containing RE-211 particles

Yanagi, Y., Itoh, Y., Yoshikawa, M., Oka, T., Sasaki, M., Yamada, Y. & Mizutani, U., 1994 1 1, : : Physica C: Superconductivity and its Applications. 235-240, PART 1, p. 445-446 2 p.

研究成果: Article

solidification
Solidification
Doping (additives)
microstructure
Microstructure
8 引用 (Scopus)

Temperature rise in melt-textured large grain superconducting bulk magnets during their magnetizing operations

Oka, T., Yokoyama, K., Fujishiro, H. & Noto, K., 2007 9 1, : : Physica C: Superconductivity and its Applications. 460-462 II, SPEC. ISS., p. 748-749 2 p.

研究成果: Article

Magnets
magnets
Cooling
cooling
heat generation
26 引用 (Scopus)

Temperature rise in an Sm-based bulk superconductor after applying iterative pulse fields

Fujishiro, H., Yokoyama, K., Oka, T. & Noto, K., 2004 1 1, : : Superconductor Science and Technology. 17, 1, p. 51-57 7 p.

研究成果: Article

Superconducting materials
Heat generation
Magnetic flux
pulses
Spatial distribution
10 引用 (Scopus)

Temperature measurement of RE123 bulk superconductors on magnetizing process

Yokoyama, K., Kaneyama, M., Oka, T., Fujishiro, H. & Noto, K., 2004 10 1, : : Physica C: Superconductivity and its Applications. 412-414, SPEC. ISS., p. 688-694 7 p.

研究成果: Article

Temperature measurement
Superconducting materials
temperature measurement
Magnetic fields
sectors
18 引用 (Scopus)
Superconducting materials
generators
flux density
trapping
Magnetic fields
2 引用 (Scopus)

Synthesis and magnetization of high-Tc bulk superconductors and their application as superconducting permanent magnets

Mizutani, U., Ikuta, H., Oka, T., Itoh, Y., Yanagi, Y. & Yoshikawa, M., 2001 12 1, : : International Journal of Applied Electromagnetics and Mechanics. 14, 1-4 SPEC., p. 57-63 7 p.

研究成果: Article

Superconducting magnets
superconducting magnets
permanent magnets
Permanent magnets
Superconducting materials
3 引用 (Scopus)
Critical currents
coils
Tapes
Magnetic fields
Superconducting tapes
3 引用 (Scopus)

Study on performance improvements of a high-temperature superconducting coil with a lattice-shape cross section

Ishiguri, S., Oka, T., Fukui, S., Ogawa, J. & Sato, T., 2008 7 15, : : Physica C: Superconductivity and its Applications. 468, 14, p. 1028-1031 4 p.

研究成果: Article

Superconducting tapes
coils
Critical currents
cross sections
tapes
4 引用 (Scopus)

Study on optimization design of superconducting magnet for magnetic force assisted drug delivery system

Fukui, S., Abe, R., Ogawa, J., Oka, T., Yamaguchi, M., Sato, T. & Imaizumi, H., 2007 10 1, : : Physica C: Superconductivity and its Applications. 463-465, SUPPL., p. 1315-1318 4 p.

研究成果: Article

Superconducting magnets
design optimization
superconducting magnets
delivery
drugs
6 引用 (Scopus)

Study on optimal design of high temperature superconducting coil based on AC loss minimization

Fukui, S., Ohsugi, K., Nishijyo, T., Ogawa, J., Oka, T., Yamaguchi, M., Sato, T., Furuse, M., Takao, T. & Tsukamoto, O., 2008 6 1, : : IEEE Transactions on Applied Superconductivity. 18, 2, p. 1366-1369 4 p., 4510854.

研究成果: Article

alternating current
coils
optimization
cross sections
Temperature
6 引用 (Scopus)

Study on magnetic separation system using high Tc superconducting bulk magnets for water purification technique

Oka, T., Kanayama, H., Tanaka, K., Fukui, S., Ogawa, J., Sato, T., Yamaguchi, M., Ooizumi, M., Yokoyama, K. & Noto, K., 2009 1 1, : : Journal of Physics: Conference Series. 156, 012031.

研究成果: Article

water treatment
magnets
gradients
solenoids
waste water

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 1, : : IEEE Transactions on Applied Superconductivity. 29, 5, 8678817.

研究成果: Article

Magnetic flux
Magnesium
magnetic flux
magnesium
dissipation
5 引用 (Scopus)

Study on application of magnetic levitation utilizing HTS bulks to spin processors for photo mask production

Fukui, S., Sato, R., Ogawa, J., Oka, T., Yamaguchi, M., Sato, T., Miyazaki, S., Sasahara, T., Tamaki, T., Nishiwaki, S. & Yuki, Y., 2007 10 1, : : Physica C: Superconductivity and its Applications. 463-465, SUPPL., p. 1289-1292 4 p.

研究成果: Article

Magnetic levitation
levitation
central processing units
Masks
masks
3 引用 (Scopus)

Study of flow fractionation characteristics of magnetic chromatography utilizing high-temperature superconducting bulk magnet

Fukui, S., Shoji, Y., Ogawa, J., Oka, T., Yamaguchi, M., Sato, T., Ooizumi, M., Imaizumi, H. & Ohara, T., 2009 3 1, : : Science and Technology of Advanced Materials. 10, 1, 014610.

研究成果: Article

Fractionation
Chromatography
Magnetic susceptibility
Magnets
Flow velocity
18 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

Refrigerators
refrigerators
Magnetic flux
Magnets
magnets
3 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 1, : : IEEE Transactions on Applied Superconductivity. 26, 3, 7405303.

研究成果: Article

Magnets
Magnetic flux
magnets
sectors
magnetic flux
15 引用 (Scopus)
elongation
Elongation
Magnetization
magnetization
pulses
3 引用 (Scopus)

Research and development of non-contact spin processor for clean process in semiconductor-related-production system by applying HTS magnetic levitation

Fukui, S., Kazama, K., Sekiya, S., Ogawa, J., Oka, T., Sato, T., Sorimachi, S., Saito, K. & Miyazaki, S., 2010 6 1, : : IEEE Transactions on Applied Superconductivity. 20, 3, p. 977-980 4 p., 5433322.

研究成果: Article

Magnetic levitation
levitation
research and development
central processing units
Masks
5 引用 (Scopus)

Reflective properties of Mo/Si multilayer for EUV lithography deposited by the magnetron sputtering device with superconducting bulk magnets

Yamaguchi, T., Ikuta, H., Tomofuji, T., Yanagi, Y., Itoh, Y., Oka, T. & Mizutani, U., 2008 9 15, : : Physica C: Superconductivity and its Applications. 468, 15-20, p. 2170-2173 4 p.

研究成果: Article

Extreme ultraviolet lithography
Multilayer films
Magnetron sputtering
Magnets
magnetron sputtering
37 引用 (Scopus)
trapped magnetic fields
Superconducting materials
Magnetization
Magnetic fields
magnetization

Recent development in superconducting permanent magnets

Mizutani, U., Oka, T., Itoh, Y. & Ikuta, H., 1999 1 1, : : Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and Powder Metallurgy. 46, 12, p. 1241-1248 8 p.

研究成果: Article

Superconducting magnets
Permanent magnets
Superconducting materials
Magnetization
Fluxes
3 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

Magnets
Magnetization
magnets
magnetization
heat generation
7 引用 (Scopus)

Pulsed field magnetization of melt-processed Y-Ba-Cu-O bulk superconductor with no weak links

Itoh, Y., Yanagi, Y., Yoshikawa, M., Oka, T., Yamada, Y. & Mizutani, U., 1996 12 1, : : Japanese Journal of Applied Physics, Part 2: Letters. 35, 9 B

研究成果: Article

Magnetic flux
Superconducting materials
Magnetization
magnetization
Heat generation
17 引用 (Scopus)

Pulsed field magnetization of melt-processed Sm-Ba-Cu-O

Ishihara, H., Ikuta, H., Itoh, Y., Yanagi, Y., Yoshikawa, M., Oka, T. & Mizutani, U., 2001 1 1, : : Physica C: Superconductivity and its Applications. 357-360, p. 763-766 4 p.

研究成果: Article

Magnetic flux
flat surfaces
Magnetization
Fluxes
magnetization
permanent magnets
Permanent magnets
Magnets
Magnetization
magnets
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

Magnetic flux
Superconducting materials
magnetic flux
Magnetization
Fluxes
38 引用 (Scopus)

Pulsed field magnetization of a 36 mm diameter single-domain Sm-Ba-Cu-O bulk superconductor at 30, 35 and 77 K

Yanagi, Y., Itoh, Y., Yoshikawa, M., Oka, T., Ikuta, H. & Mizutani, U., 2005 6 1, : : Superconductor Science and Technology. 18, 6, p. 839-849 11 p.

研究成果: Article

Superconducting materials
Magnetization
magnetization
Fluxes
Magnetic fields
2 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

Magnets
Magnetization
magnets
magnetization
Magnetic fields
100 引用 (Scopus)

Pulsed-field magnetization applied to high-Tc superconductors

Mizutani, U., Oka, T., Itoh, Y., Yanagi, Y., Yoshikawa, M. & Ikuta, H., 1998 1 1, : : Applied Superconductivity. 6, 2-5, p. 235-246 12 p.

研究成果: Article

Superconducting materials
Magnetization
magnetization
YBCO superconductors
Fluxes
1 引用 (Scopus)

Prototype of SC inverter

Osamura, K., Sakai, A., Nakamura, T., Oka, T., Fukuda, S. & Yamaguchi, S., 2011 6 1, : : IEEE Transactions on Applied Superconductivity. 21, 3 PART 2, p. 1445-1448 4 p., 5675739.

研究成果: Article

prototypes
alternating current
Io
Critical currents
critical current
34 引用 (Scopus)

Processing and applications of bulk HTSC

Oka, T., 2007 10 1, : : Physica C: Superconductivity and its Applications. 463-465, SUPPL., p. 7-13 7 p.

研究成果: Article

high temperature superconductors
Nuclear magnetic resonance
Magnetic separation
nuclear magnetic resonance
Refrigerators
33 引用 (Scopus)

Present status of R & D on superconducting magnetic bearing technologies for flywheel energy storage system

Koshizuka, N., Ishikawa, F., Nasu, H., Murakami, M., Matsunaga, K., Saito, S., Saito, O., Nakamura, Y., Yamamoto, H., Takahata, R., Oka, T., Ikezawa, H. & Tomita, M., 2002 10 1, : : Physica C: Superconductivity and its Applications. 378-381, PART 1, p. 11-17 7 p.

研究成果: Article

flywheels
magnetic bearings
Magnetic bearings
Flywheels
energy storage
30 引用 (Scopus)

Preparation of melt-textured NdBa2Cu3Oy bulk with Nd4Ba2Cu2O10 addition

Takagi, A., Yamazaki, T., Oka, T., Yanagi, Y., Itoh, Y., Yoshikawa, M., Yamada, Y. & Mizutani, U., 1995 8 15, : : Physica C: Superconductivity and its Applications. 250, 3-4, p. 222-226 5 p.

研究成果: Article

Superconducting materials
Single crystals
preparation
Superconducting transition temperature
atmospheres
3 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

heat generation
Heat generation
Magnetic flux
Magnets
magnetic flux
10 引用 (Scopus)

Performances of compact magnetic field generators using cryo-cooled high temperature bulk superconductors as quasi-permanent magnets

Oka, T., Hirose, Y., Kanayama, H., Kikuchi, H., Fukui, S., Ogawa, J., Sato, T. & Yamaguchi, M., 2007 12 1, : : Superconductor Science and Technology. 20, 12, p. 1233-1238 6 p.

研究成果: Article

permanent magnets
Permanent magnets
Superconducting materials
Magnets
magnets
13 引用 (Scopus)

Performance of trapped magnetic field in superconducting bulk magnets activated by pulsed field magnetization

Oka, T., Seki, H., Ogawa, J., Fukui, S., Sato, T. & Yokoyama, K., 2011 6 1, : : IEEE Transactions on Applied Superconductivity. 21, 3 PART 3, p. 3356-3359 4 p., 5658131.

研究成果: Article

trapped magnetic fields
Magnets
Magnetization
magnets
Magnetic fields
3 引用 (Scopus)

Oxygen diffusivity in melt-processed SmBCO and YBCO bulk-superconductors

Yamada, T., Ikuta, H., Yoshikawa, M., Yanagi, Y., Itoh, Y., Oka, T. & Mizutani, U., 2002 10 1, : : Physica C: Superconductivity and its Applications. 378-381, PART 1, p. 713-717 5 p.

研究成果: Article

Superconducting materials
diffusivity
Oxygen
oxygen
diffusion coefficient
1 引用 (Scopus)

Numerical study on AC loss reduction of multi-pole HTS coil by optimal design of winding cross section of element coil

Fukui, S., Takahashi, M., Ogawa, J., Oka, T., Sato, T., Yamaguchi, M. & Takao, T., 2010 6 1, : : IEEE Transactions on Applied Superconductivity. 20, 3, p. 2150-2154 5 p., 5451072.

研究成果: Article

Poles
alternating current
poles
coils
cross sections
3 引用 (Scopus)

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

Magnets
Magnetization
Materials properties
magnets
magnetization
12 引用 (Scopus)

Numerical study of optimization design of high temperature superconducting field winding in 20 MW synchronous motor for ship propulsion

Fukui, S., Kawai, T., Takahashi, M., Ogawa, J., Oka, T., Sato, T. & Tsukamoto, O., 2012 6 25, : : IEEE Transactions on Applied Superconductivity. 22, 3, 5200504.

研究成果: Article

Ship propulsion
synchronous motors
design optimization
Synchronous motors
ships
15 引用 (Scopus)

Numerical evaluation of pulsed field magnetization of a bulk high Tc superconductor

Tsuchimoto, M., Waki, H., Itoh, Y., Yanagi, Y., Yoshikawa, M., Oka, T., Yamada, Y. & Mizutani, U., 1997 1 1, : : Cryogenics. 37, 1, p. 43-47 5 p.

研究成果: Article

heat generation
Heat generation
Superconducting materials
Magnetization
Shielding
5 引用 (Scopus)
Tapes
tapes
numerical analysis
Numerical analysis
alternating current
3 引用 (Scopus)
Superconducting magnets
superconducting magnets
numerical analysis
Numerical analysis
Magnetic fields