電気システム工学部門

研究成果 1979 2019

Conference article

(N, ε) stability analysis of nonlinear systems using universal learning networks

Hirasawa, K., Hu, J. & Murata, J., 1 1 2002, : : IFAC Proceedings Volumes (IFAC-PapersOnline). 15, 1, p. 241-246 6 p.

研究成果: ジャーナルへの寄稿Conference article

Nonlinear systems
Derivatives
Trajectories
2 引用 (Scopus)

Abnormal phenomena caused by synchronous rectifiers in parallel-module DC-DC converter system

Kohama, T., Ninomiya, T. & Shoyama, M., 1 1 1998, : : PESC Record - IEEE Annual Power Electronics Specialists Conference. 2, p. 1230-1236 7 p.

研究成果: ジャーナルへの寄稿Conference article

DC-DC Converter
rectifiers
DC-DC converters
converters
modules
4 引用 (Scopus)

Ac loss characteristics of YBCO superconducting tapes fabricated by TFA-MOD technique

Iwakuma, M., Nigo, M., Inoue, D., Miyamoto, N., Kiss, T., Funaki, K., Iijima, Y., Saitoh, T., Izumi, T., Yamada, Y. & Shiohara, Y., 10 7 2005, : : Physica C: Superconductivity and its applications. 426-431, II, p. 1276-1283 8 p.

研究成果: ジャーナルへの寄稿Conference article

Superconducting tapes
tapes
Tapes
Magnetic fields
magnetic fields
2 引用 (Scopus)

AC loss near the glass-liquid transition temperature in high-T c superconductors - an extended Bean model

Fujiyoshi, T., Ohashi, K., Yamafuji, K., Kiss, T. & Inoue, M., 12 1 1999, : : Superconductor Science and Technology. 12, 12, p. 1063-1066 4 p.

研究成果: ジャーナルへの寄稿Conference article

Superconducting materials
Superconducting transition temperature
alternating current
transition temperature
Glass
64 引用 (Scopus)

Ac loss properties of a 1MVA single-phase HTS power transformer

Iwakuma, M., Funaki, K., Kajikawa, K., Tanaka, H., Bohno, T., Tomioka, A., Yamada, H., Nose, S., Konno, M., Yagi, Y., Maruyama, H., Ogata, T., Yoshida, S., Ohashi, K., Tsutsumi, K. & Honda, K., 3 1 2001, : : IEEE Transactions on Applied Superconductivity. 11, 1 II, p. 1482-1485 4 p.

研究成果: ジャーナルへの寄稿Conference article

Power transformers
transformers
Liquid nitrogen
liquid nitrogen
Thermal load
10 引用 (Scopus)

Ac loss properties of a 4 kJ conduction-cooled pulse coil wound with a Bi2223 6-strand parallel conductor for SMES

Iwakuma, M., Miyazaki, H., Fukuda, Y., Kajikawa, K., Funaki, K., Tsutsumi, K., Hayashi, H., Kimura, H., Tomioka, A., Bohno, T. & Yagi, Y., 6 1 2003, : : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 1882-1885 4 p.

研究成果: ジャーナルへの寄稿Conference article

Helium
strands
coils
conductors
Gases

AC Loss Property of Stacked REBCO Superconducting Multifilamentary Tapes under Perpendicular Magnetic Field

Sasa, H., Ito, T., Iwakuma, M., Miura, S., Izumi, T., MacHi, T. & Ibi, A., 7 26 2018, : : Journal of Physics: Conference Series. 1054, 1, 012037.

研究成果: ジャーナルへの寄稿Conference article

tapes
alternating current
magnetic fields
filaments
scoring

Active magnetic bearing for a liquid nitrogen pump

Kamioka, Y., Kajikawa, K., Hirai, H., Ozaki, S., Nakamura, T., Imagawa, S. & Ishiyama, A., 6 3 2019, : : IOP Conference Series: Materials Science and Engineering. 502, 1, 012153.

研究成果: ジャーナルへの寄稿Conference article

公開
Bearings (structural)
Magnetic bearings
Liquid nitrogen
Pumps
Submersible pumps
17 引用 (Scopus)

A dielectrophoretic filter for separation and collection of fine particles suspended in liquid

Zhou, G., Imamura, M., Suehiro, J. & Hara, M., 1 1 2002, : : Conference Record - IAS Annual Meeting (IEEE Industry Applications Society). 2, p. 1404-1411 8 p.

研究成果: ジャーナルへの寄稿Conference article

Electrophoresis
Liquids
Yeast
Electrodes
Cells
2 引用 (Scopus)

Advantages of λ measurement in flat geometry high-Tc cuprates by an open-flat coil magnetometer demonstrating its wide possibilities for detection

Gevorgyan, S., Kiss, T., Movsisyan, A., Shirinyan, H., Ohyama, T., Takeo, M., Matsushita, T. & Funaki, K., 4 7 2000, : : Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 444, 1, p. 471-475 5 p.

研究成果: ジャーナルへの寄稿Conference article

Magnetometers
Laser radiation
magnetometers
cuprates
Screening
3 引用 (Scopus)

Angular dependence of irreversibility field in Y-123 coated tape

Kiuchi, M., Otabe, E. S., Matsushita, T., Kuga, T., Inoue, M., Kiss, T., Iijima, Y., Kakimoto, K. & Saitoh, T., 10 1 2003, : : Physica C: Superconductivity and its Applications. 392-396, PART 2, p. 1063-1067 5 p.

研究成果: ジャーナルへの寄稿Conference article

Flux pinning
Tapes
tapes
flux pinning
critical current
17 引用 (Scopus)

Anisotropic current transport properties and their scaling in multifilamentry Bi-2223 Ag-sheathed tapes

Kiss, T. & Okamoto, H., 3 1 2001, : : IEEE Transactions on Applied Superconductivity. 11, 1 III, p. 3900-3903 4 p.

研究成果: ジャーナルへの寄稿Conference article

Transport properties
Tapes
tapes
transport properties
Magnetic fields
13 引用 (Scopus)

Application of common-soure active-clamp cincuit to various DC-DC converter topologies

Shoyama, M., Li, G. & Ninomiya, T., 8 22 2003, : : PESC Record - IEEE Annual Power Electronics Specialists Conference. 3, p. 1321-1326 6 p.

研究成果: ジャーナルへの寄稿Conference article

Clamping devices
DC-DC converters
topology
Topology
Networks (circuits)
4 引用 (Scopus)

Application of high temperature superconductor in National Institute for Fusion Science

Mito, T., Chikaraishi, H., Hamaguchi, S., Heller, R., Imagawa, S., Ishibashi, K., Iwakuma, M., Iwamoto, A., Maehata, K., Maekawa, R., Morikawa, J., Motojima, O., Nishimura, A., Ogawa, Y., Satow, T., Shintomi, T., Tachikawa, K., Takahata, K., Tamura, H., Yamada, S. および2人Yamada, Y. & Yanagi, N., 3 1 2002, : : IEEE Transactions on Applied Superconductivity. 12, 1, p. 606-610 5 p.

研究成果: ジャーナルへの寄稿Conference article

High temperature superconductors
high temperature superconductors
Fusion reactions
fusion
Magnetic levitation
1 引用 (Scopus)

A unified model for the multi-level virtual conductor

Ramadan, H. A. & Shoyama, M., 1 1 2014, : : INTELEC, International Telecommunications Energy Conference (Proceedings). 2014-January, January, 6972202.

研究成果: ジャーナルへの寄稿Conference article

Controllers
Electric potential
DC-DC converters
Transient analysis
Frequency response
3 引用 (Scopus)

Automated spectroscopic imaging of oxygen saturation in human retinal vessels

Nakamura, D., Sueda, S., Matsuoka, N., Yoshinaga, Y., Enaida, H., Okada, T. & Ishibashi, T., 5 13 2009, : : Progress in Biomedical Optics and Imaging - Proceedings of SPIE. 7163, 71631N.

研究成果: ジャーナルへの寄稿Conference article

Retinal Vessels
vessels
Oxygen
saturation
Imaging techniques
1 引用 (Scopus)

Characterization of Si thin films doped by wet-chemical laser processing

Suwa, A., Tanaka, N., Sadoh, T., Nakamura, D. & Ikenoue, H., 1 1 2017, : : Digest of Technical Papers - SID International Symposium. 48, 1, p. 430-432 3 p.

研究成果: ジャーナルへの寄稿Conference article

Chemical lasers
Doping (additives)
Thin films
Processing
Ion implantation

Complicated shape of the superconductive transition curve revealed by a sensitive OFC-magnetometer

Gevorgyan, S., Kiss, T., Shirinyan, H., Movsisyan, A., Gevorgyan, V., Egashira, S., Eltsev, Y., Matsushita, T., Mito, T. & Takeo, M., 6 1 2003, : : IEEE Transactions on Applied Superconductivity. 13, 2 III, p. 3574-3577 4 p.

研究成果: ジャーナルへの寄稿Conference article

Magnetometers
magnetometers
Tunnel diode oscillators
curves
coils
1 引用 (Scopus)

Construction of the magnetic phase diagram in small-volume HTS by an OFC magnetometer

Gevorgyan, S. G., Kiss, T., Inoue, M., Ohyama, T., Takeo, M., Matsushita, T. & Funaki, K., 3 1 2001, : : IEEE Transactions on Applied Superconductivity. 11, 1 III, p. 3931-3934 4 p.

研究成果: ジャーナルへの寄稿Conference article

Magnetometers
magnetometers
Phase diagrams
phase diagrams
Magnetic fields
2 引用 (Scopus)

Critical current density in Gd1Ba2Cu3O7-δ coated conductor under the influence of flux creep

Onodera, Y., Kiss, T., Gangi, S., Imamura, K., Higashikawa, K., Inoue, M., Yoshizumi, M. & Izumi, T., 1 1 2015, : : Physics Procedia. 67, p. 926-930 5 p.

研究成果: ジャーナルへの寄稿Conference article

critical current
conductors
current density
magnetic relaxation
activation energy
40 引用 (Scopus)

Critical current properties in HTS tapes

Kiss, T., Inoue, M., Kuga, T., Ishimaru, M., Egashira, S., Irie, S., Ohta, T., Imamura, K., Yasunaga, M., Takeo, M., Matsushita, T., Iijima, Y., Kakimoto, K., Saitoh, T., Awaji, S., Watanabe, K. & Shiohara, Y., 10 1 2003, : : Physica C: Superconductivity and its applications. 392-396, PART 2, p. 1053-1062 10 p.

研究成果: ジャーナルへの寄稿Conference article

Critical currents
Tapes
tapes
critical current
E region
17 引用 (Scopus)

Current distribution in superconducting parallel conductors wound into pancake coils

Iwakuma, M., Nishimura, K., Kajikawa, K., Funaki, K., Hayashi, H., Tsutsumi, K., Tomioka, A., Konoo, M. & Nose, S., 1 1 2000, : : IEEE Transactions on Applied Superconductivity. 10, 1, p. 861-864 4 p.

研究成果: ジャーナルへの寄稿Conference article

current distribution
strands
coils
conductors
Fabrication
1 引用 (Scopus)

Daily load curve forecasting via automatic selection of models

Murata, J., Kimura, K., Sagara, S. & Kamakura, T., 1 1 1991, : : IEE Conference Publication. 336, p. 270-272 3 p.

研究成果: ジャーナルへの寄稿Conference article

Temperature
Genetic algorithms
Neural networks
Chromosomes

Determination of Pinning Parameters in Flux Creep-Flow Model for E-J characteristics of High Temperature Superconductors by using Differential Evolution

Otabe, E. S., Taguchi, T., Tsuruda, Y. & Funaki, R., 7 26 2017, : : Journal of Physics: Conference Series. 871, 1, 012046.

研究成果: ジャーナルへの寄稿Conference article

high temperature superconductors
mesh
current density
intervals
temperature dependence
72 引用 (Scopus)

Development of a 22kV/6.9kV single-phase model for a 3MVA HTS power transformer

Funaki, K., Iwakuma, M., Kajikawa, K., Hara, M., Suehiro, J., Ito, T., Takata, Y., Bohno, T., Nose, S. I., Konno, M., Yagi, Y., Maruyama, H., Ogata, T., Yoshida, S., Ohashi, K., Kimura, H. & Tsutsumi, K., 3 1 2001, : : IEEE Transactions on Applied Superconductivity. 11, 1 II, p. 1578-1581 4 p.

研究成果: ジャーナルへの寄稿Conference article

Power transformers
transformers
Liquid nitrogen
Tapes
field tests

Development of cooling system for 66/6.9kV-20MVA REBCO superconducting transformers with Ne turbo-Brayton refrigerator and subcooled liquid nitrogen

Iwakuma, M., Adachi, K., Yun, K., Yoshida, K., Sato, S., Suzuki, Y., Umeno, T., Konno, M., Hayashi, H., Eguchi, T., Izumi, T. & Shiohara, Y., 12 18 2015, : : IOP Conference Series: Materials Science and Engineering. 101, 1, 012026.

研究成果: ジャーナルへの寄稿Conference article

Cryostats
Refrigerators
Liquid nitrogen
Cooling systems
Natural convection
1 引用 (Scopus)

Development of high I c long REBCO tapes with high production rate by PLD method

Ibi, A., Miyata, S., Taneda, T., Yoshizumi, M., Chikumoto, N., Yamada, Y., Izumi, T., Tanabe, K., Shiohara, Y., Yamamoto, A., Okumura, K., Higashikawa, K. & Kiss, T., 1 1 2013, : : Physics Procedia. 45, p. 145-148 4 p.

研究成果: ジャーナルへの寄稿Conference article

tapes
conductors
production costs
gas pressure
plumes

Development of REBCO superconducting transformers with current limiting function

Tsutsumi, T., Tomioka, A., Iwakuma, M., Okamoto, H., Gosho, Y., Hayashi, H., Iijima, Y., Saito, T., Ohkuma, T., Tagomori, A., Izumi, T. & Shiohara, Y., 1 1 2012, : : Physics Procedia. 36, p. 1115-1120 6 p.

研究成果: ジャーナルへの寄稿Conference article

transformers
tapes
critical current
flow resistance
scoring

Development of Tri-axial superconducting cable system for type test

Kitamura, T., Adachi, K., Sugane, H., Nakanishi, T., Aoki, Y., Mido, N., Iwakuma, M. & Hasegawa, T., 7 26 2018, : : Journal of Physics: Conference Series. 1054, 1, 012075.

研究成果: ジャーナルへの寄稿Conference article

cables
liquid nitrogen
breakdown
insulation
electric potential
3 引用 (Scopus)

DNA Detection using Microbeads-based Dielectrophoretic Impedance Measurement

Nakano, M., Ding, Z., Kasahara, H. & Suehiro, J., 12 12 2014, : : Proceedings of IEEE Sensors. 2014-December, December, p. 1010-1013 4 p., 6985174.

研究成果: ジャーナルへの寄稿Conference article

Electrophoresis
DNA
immobilization
polymerase chain reaction
Microelectrodes

ECH plasma experiments on an internal coil device with a high temperature superconductor coil

Ogawa, Y., Morikawa, J., Ohkuni, K., Yamakoshi, S., Goto, T., Mito, T., Yanagi, N. & Iwakuma, M., 1 1 2005, : : Fusion Science and Technology. 47, p. 63-70 8 p.

研究成果: ジャーナルへの寄稿Conference article

High temperature superconductors
high temperature superconductors
coils
Plasma flow
Plasmas
6 引用 (Scopus)

Effect of Interim Annealing on Mechanical Strength of TFA-MOD Derived YBCO Coated Conductors

Takagi, Y., Nakaoka, K., Nakamura, T., Yoshizumi, M., Kiss, T., Izumi, T. & Shiohara, Y., 1 1 2014, : : Physics Procedia. 58, p. 138-141 4 p.

研究成果: ジャーナルへの寄稿Conference article

公開
conductors
tapes
annealing
porosity
crystal growth
11 引用 (Scopus)

Engineering design of the Mini-RT device

Mito, T., Yanagi, N., Hishinuma, Y., Ogawa, Y., Morikawa, J., Ohkuni, K., Iwakuma, M., Uede, T., Nose, S., Itoh, I. & Fukui, S., 6 1 2003, : : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 1500-1503 4 p.

研究成果: ジャーナルへの寄稿Conference article

coils
engineering
Plasmas
levitation
Experiments
6 引用 (Scopus)

Engineering research and development of magnetically levitated high-temperature superconducting coil system for mini-RT project

Yanagi, N., Morikawa, J., Mito, T., Ogawa, Y., Hamaguchi, S., Chikaraishi, H., Iwakuma, M., Uede, T., Itoh, I., Nose, S. & Fukui, S., 3 1 2002, : : IEEE Transactions on Applied Superconductivity. 12, 1, p. 948-951 4 p.

研究成果: ジャーナルへの寄稿Conference article

Engineering research
research and development
Tapes
coils
engineering

Enhancement of in-field J c in Gd 1 Ba 2 Cu 3 O 7-δ coated conductor by using highly oriented IBAD substrate

Inoue, M., Tanaka, K., Imamura, K., Higashikawa, K., Awaji, S., Watanabe, K., Taneda, T., Yoshizumi, M., Izumi, T. & Kiss, T., 1 1 2015, : : Physics Procedia. 67, p. 903-907 5 p.

研究成果: ジャーナルへの寄稿Conference article

conductors
augmentation
temperature distribution
transport properties
alignment
24 引用 (Scopus)

Estimation of E-J characteristics in a YBCO coated conductor at low temperature and very high magnetic field

Inoue, M., Kiss, T., Kuga, T., Ishimaru, M., Takeo, M., Matsushita, T., Iijima, Y., Kakimoto, K., Saitoh, T., Awaji, S., Watanabe, K. & Shiohara, Y., 10 1 2003, : : Physica C: Superconductivity and its Applications. 392-396, PART 2, p. 1078-1082 5 p.

研究成果: ジャーナルへの寄稿Conference article

conductors
Critical currents
Magnetic fields
Tapes
magnetic fields

Estimation of local current transport properties in thin film superconductor based on scanning hall-probe microscopy

Higashikawa, K., Shiohara, K., Inoue, M., Kiss, T., Yoshizumi, M. & Izumi, T., 1 1 2012, : : Materials Research Society Symposium Proceedings. 1434, January, p. 57-62 6 p.

研究成果: ジャーナルへの寄稿Conference article

Transport properties
Superconducting materials
critical current
Microscopic examination
transport properties

Evaluation of E-J characteristics of YBCO-coated conductor in a wide range of electric field

Yamauchi, K., Kiuchi, M., Otabe, E. S., Matsushita, T., Kuga, T., Inoue, M., Kiss, T., Iijima, Y., Kakimoto, K. & Saitoh, T., 10 1 2003, : : Physica C: Superconductivity and its applications. 392-396, PART 2, p. 1073-1077 5 p.

研究成果: ジャーナルへの寄稿Conference article

Magnetization
conductors
direct current
Electric fields
Fluxes
6 引用 (Scopus)

Excitation test results of the HTS floating coil for the mini-RT project

Yanagi, N., Mito, T., Hishinuma, Y., Ogawa, Y., Morikawa, J., Ohkuni, K., Iwakuma, M., Uede, T., Nose, S. & Itoh, I., 6 1 2003, : : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 1504-1507 4 p.

研究成果: ジャーナルへの寄稿Conference article

Plasma confinement
Helium
Cryostats
High temperature superconductors
Tapes
6 引用 (Scopus)

Fabrication and test of a 4 kJ Bi-2223 pulse coil for SMES

Hayashi, H., Kimura, H., Hatabe, Y., Tsutsumi, K., Tomioka, A., Bohno, T., Nose, S., Yagi, Y., Ishii, T., Iwakuma, M. & Funaki, K., 6 1 2003, : : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 1867-1870 4 p.

研究成果: ジャーナルへの寄稿Conference article

coils
Fabrication
fabrication
pulses
power lines
5 引用 (Scopus)

Fabrication of winding model of high-Tc superconducting transformer for railway rolling stock

Kamijo, H., Hata, H., Fujimoto, H., Bohno, T., Sakaki, K., Yamada, H., Iwakuma, M. & Funaki, K., 6 1 2003, : : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 2337-2340 4 p.

研究成果: ジャーナルへの寄稿Conference article

transformers
Solenoids
coils
solenoids
Fabrication
3 引用 (Scopus)

Feasibility study of oxide superconducting transformers for Shinkansen rolling stock

Iwakuma, M., Matsumura, K., Miyazaki, H., Kajikawa, K., Funaki, K., Hata, H., Fujimoto, H. & Kamijo, H., 3 1 2002, : : IEEE Transactions on Applied Superconductivity. 12, 1, p. 828-832 5 p.

研究成果: ジャーナルへの寄稿Conference article

Superconducting wire
transformers
Oxides
oxides
Critical currents
8 引用 (Scopus)

Flux pinning characteristics of YBCO coated conductor

Matsushita, T., Watanabe, T., Fukumoto, Y., Yamauchi, K., Kiuchi, M., Otabe, E. S., Kiss, T., Watanabe, T., Miyata, S., Ibi, A., Muroga, T., Yamada, Y. & Shiohara, Y., 10 7 2005, : : Physica C: Superconductivity and its applications. 426-431, II, p. 1096-1102 7 p.

研究成果: ジャーナルへの寄稿Conference article

Flux pinning
Ion beam assisted deposition
flux pinning
Pulsed laser deposition
Superconducting materials
37 引用 (Scopus)

High Tc SQUID system and magnetic marker for biological immunoassays

Enpuku, K., Kuroda, D., Yang, T. Q. & Yoshinaga, K., 6 1 2003, : : IEEE Transactions on Applied Superconductivity. 13, 2 I, p. 371-376 6 p.

研究成果: ジャーナルへの寄稿Conference article

immunoassay
SQUIDs
markers
Nanoparticles
nanoparticles
2 引用 (Scopus)

Imaging of trapped vortices in YBCO coated conductor by scanning SQUID microscope

Inoue, M., Kiss, T., Koyanagi, S., Imamura, K., Takeo, M., Iijima, Y., Kakimoto, K., Saitoh, T., Matsuda, J., Tokunaga, Y., Izumi, T. & Shiohara, Y., 10 7 2005, : : Physica C: Superconductivity and its Applications. 426-431, II, p. 1068-1072 5 p.

研究成果: ジャーナルへの寄稿Conference article

trapped vortices
SQUIDs
Vortex flow
Microscopes
conductors
1 引用 (Scopus)

Improved poynting's vector method: Ac loss measurement of HTS tapes formed into a short straight or a solenoidal coil

Sumiyoshi, F., Kawagoe, A., Haeyama, Y., Sakuda, H., Mukai, M., Iwakuma, M., Izumi, T. & Shiohara, Y., 1 1 2012, : : Physics Procedia. 36, p. 1534-1539 6 p.

研究成果: ジャーナルへの寄稿Conference article

tapes
coils
sensors
liquid nitrogen
data acquisition
6 引用 (Scopus)

Improvement of dielectrophoretic impedance measurement method by bacterial concentration utilizing negative dielectrophoresis

Hamada, R., Takayama, H., Shonishi, Y., Hisajima, T., Mao, L., Nakano, M. & Suehiro, J., 1 1 2011, : : Journal of Physics: Conference Series. 307, 1, 012031.

研究成果: ジャーナルへの寄稿Conference article

impedance measurement
electrical impedance
cells
chambers
simulation

Influence of gas flow and improvement of homogeneity on the distribution of critical current density in YBCO coated conductor processed by TFA-MOD method

Shiohara, K., Higashikawa, K., Kawaguchi, T., Inoue, M., Kiss, T., Yoshizumi, M. & Izumi, T., 1 1 2012, : : Physics Procedia. 36, p. 1637-1642 6 p.

研究成果: ジャーナルへの寄稿Conference article

homogeneity
gas flow
critical current
conductors
current density
4 引用 (Scopus)

Influence of vacuum region on AC losses in superconducting wires with 2D FEM formulated by self-magnetic field

Kajikawa, K., Hayashi, T., Yoshida, R., Iwakuma, M. & Funaki, K., 10 1 2003, : : Physica C: Superconductivity and its applications. 392-396, PART 2, p. 1113-1117 5 p.

研究成果: ジャーナルへの寄稿Conference article

Superconducting wire
alternating current
wire
Vacuum
Magnetic fields