電気システム工学部門

研究成果 1979 2019

2002

(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

Ac losses in superconducting parallel conductors in saturation case

Tanaka, H., Iwakuma, M. & Funaki, K., 3 1 2002, : : Research Reports on Information Science and Electrical Engineering of Kyushu University. 7, 1, p. 13-18 6 p.

研究成果: ジャーナルへの寄稿記事

Shielding
Critical currents
Induced currents
Magnetic flux
Experiments
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
Current voltage characteristics
alternating current
slabs
electric potential
Magnetic fields
33 引用 (Scopus)

Angular dependence of critical current properties in YBCO coated tape under high magnetic field up to 18 T

Kiss, T., Inoue, M., Nishimura, S., Kuga, T., Matsushita, T., Iijima, Y., Kakimoto, K., Saitoh, T., Awaji, S., Watanabe, K. & Shiohara, Y., 10 1 2002, : : Physica C: Superconductivity and its applications. 378-381, PART 2, p. 1113-1117 5 p.

研究成果: ジャーナルへの寄稿記事

Critical currents
Tapes
tapes
critical current
Magnetic fields
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

Auto-associative memory by universal learning networks (ULNs)

Shibuta, K., Hirasawa, K., Hu, J. & Murata, J., 1 1 2002, ICONIP 2002 - Proceedings of the 9th International Conference on Neural Information Processing: Computational Intelligence for the E-Age. Rajapakse, J. C., Yao, X., Wang, L., Fukushima, K. & Lee, S-Y. (版). Institute of Electrical and Electronics Engineers Inc., p. 388-392 5 p. 1202199. (ICONIP 2002 - Proceedings of the 9th International Conference on Neural Information Processing: Computational Intelligence for the E-Age; 巻数 1).

研究成果: 著書/レポートタイプへの貢献会議での発言

Data storage equipment
Autocorrelation
Computer simulation
12 引用 (Scopus)

Balanced buck-boost switching converter to reduce common-mode conducted noise

Shoyama, M., Ohba, M. & Ninomiya, T., 2002, : : Unknown Journal. 4, p. 2056-2062 7 p.

研究成果: ジャーナルへの寄稿記事

Noise abatement
Equivalent circuits
Electric network topology
Heat sinks
Field effect transistors
23 引用 (Scopus)
Electrodes
Air
Electric fields
Voltage measurement
Partial discharges
11 引用 (Scopus)

Critical current properties in superconducting Y-123 tapes

Matsushita, T., Wada, H., Kiss, T., Inoue, M., Iijima, Y., Kakimoto, K., Saitoh, T. & Shiohara, Y., 10 1 2002, : : Physica C: Superconductivity and its applications. 378-381, PART 2, p. 1102-1107 6 p.

研究成果: ジャーナルへの寄稿記事

Critical currents
Tapes
tapes
critical current
Critical current density (superconductivity)
7 引用 (Scopus)

Critical current properties in YBCO coated IBAD tapes

Inoue, M., Nishimura, S., Kuga, T., Kiuchi, M., Kiss, T., Takeo, M., Matsushita, T., Iijima, Y., Kakimoto, K., Saitoh, T., Awaji, S., Watanabe, K. & Shiohara, Y., 8 1 2002, : : Physica C: Superconductivity and its applications. 372-376, PART 2, p. 794-797 4 p.

研究成果: ジャーナルへの寄稿記事

Ion beam assisted deposition
Critical currents
Tapes
tapes
Epitaxial films
19 引用 (Scopus)

DC pre-breakdown phenomena and breakdown characteristics in the presence of conducting particles in liquid nitrogen

Hara, M., Suehiro, J., Maeda, H. & Nakashima, H., 2 1 2002, : : IEEE Transactions on Dielectrics and Electrical Insulation. 9, 1, p. 23-30 8 p.

研究成果: ジャーナルへの寄稿記事

Liquid nitrogen
Electric breakdown
Powders
Charged particles
Contamination
5 引用 (Scopus)

Distribution of pinning strength and scaling behavior in YBCO coated IBAD tape

Kiss, T., Inoue, M., Nishimura, S., Kuga, T., Matsushita, T., Iijima, Y., Kakimoto, K., Saitoh, T., Awaji, S., Watanabe, K. & Shiohara, Y., 10 15 2002, : : Physica C: Superconductivity and its applications. 382, 1, p. 57-61 5 p.

研究成果: ジャーナルへの寄稿記事

Ion beam assisted deposition
Tapes
tapes
scaling
Epitaxial films
1 引用 (Scopus)

Electrical breakdown triggered by free conducting spherical particle in saturated liquid HeI and HeII under uniform DC field

Hara, M., Nakagawa, H., Suehiro, J. & Shinohara, T., 12 1 2002, p. 99-102. 4 p.

研究成果: 会議への寄与タイプ論文

Helium
Liquids
Electrodes
Charged particles
Electric breakdown
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
7 引用 (Scopus)

Experimental study on the ac loss properties of two-strand parallel conductors composed of superconducting multifilamentary strands

Iwakuma, M., Tanaka, H. & Funaki, K., 11 1 2002, : : Superconductor Science and Technology. 15, 11, p. 1537-1546 10 p.

研究成果: ジャーナルへの寄稿記事

strands
coils
conductors
Critical currents
Shielding
2 引用 (Scopus)

Experimental study on the dependence of ac losses in superconducting parallel conductors on the distance between strands

Tanaka, H., Matsuda, K., Iwakuma, M., Kajikawa, K., Funaki, K., Konno, M., Nose, S., Ueyama, M., Hayashi, K. & Sato, K., 8 1 2002, : : Physica C: Superconductivity and its applications. 372-376, PART 3, p. 1810-1813 4 p.

研究成果: ジャーナルへの寄稿記事

strands
conductors
Aspect ratio
deviation
transformers
5 引用 (Scopus)

Fabrication of 1 kA class oxide superconducting transformer cooled by cryocooler for AC transport measurement

Otabe, E. S., Yasuda, T., Matsushita, T., Iwakuma, M. & Bohno, T., 8 1 2002, : : Physica C: Superconductivity and its applications. 372-376, PART 3, p. 1711-1714 4 p.

研究成果: ジャーナルへの寄稿記事

transformers
Oxides
alternating current
holders
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
6 引用 (Scopus)

Frequency dependence of AC magnetization in stacked Bi-2223 Ag-sheathed tapes

Kajikawa, K., Fukuda, Y., Moriyama, H., Hayashi, T., Iwakuma, M. & Funaki, K., 10 15 2002, : : Physica C: Superconductivity and its applications. 382, 1, p. 122-126 5 p.

研究成果: ジャーナルへの寄稿記事

Tapes
tapes
Magnetization
alternating current
magnetization
6 引用 (Scopus)

Generation, growth and collapse of bubbles on collision of particle with electrode in Dc electrically stressed liquid helium

Hara, M., Nakagawa, H., Shinohara, T. & Suehiro, J., 12 1 2002, : : IEEE Transactions on Dielectrics and Electrical Insulation. 9, 6, p. 910-921 12 p.

研究成果: ジャーナルへの寄稿記事

Helium
Bubbles (in fluids)
Kinetic energy
Electrodes
Liquids
11 引用 (Scopus)
coupling circuits
Coupled circuits
Resonant circuits
Pickups
SQUIDs
10 引用 (Scopus)

Importance of the consideration of electrical gradient force in the deactivation of free conducting particle under DC voltage

Khan, Y., Sakai, K. I., Okabe, S., Suehiro, J. & Hara, M., 12 1 2002, p. 904-908. 5 p.

研究成果: 会議への寄与タイプ論文

Electrodes
Electric potential
Air
Gases
5 引用 (Scopus)

Influence of bending strain on Bi-2223 tape

Nishimura, S., Kiss, T., Inoue, M., Ishimaru, M., Kiuchi, M., Takeo, M., Okamoto, H., Matsushita, T. & Ito, K., 8 1 2002, : : Physica C: Superconductivity and its applications. 372-376, PART 2, p. 1001-1004 4 p.

研究成果: ジャーナルへの寄稿記事

Tapes
tapes
crack initiation
critical current
statistics

Josephson junction array for high-frequency current probe

Enpuku, K., Hijiya, S. & Nakahodo, A., 2 15 2002, : : Physica C: Superconductivity and its Applications. 367, 1-4, p. 256-259 4 p.

研究成果: ジャーナルへの寄稿記事

Josephson junctions
Conversion efficiency
Magnetic fields
Bicrystals
probes

Learning of symbiotic relations among agents by using neural networks

Hirasawa, K., Yoshida, H., Nakanishi, K., Hu, J. & Murata, J., 1 1 2002, p. 583-588. 6 p.

研究成果: 会議への寄与タイプ論文

Neural networks
Ecosystems
Large scale systems
9 引用 (Scopus)

Multi-branch structure of layered neural networks

Yamashita, T., Hirasawa, K., Hu, J. & Murata, J., 1 1 2002, ICONIP 2002 - Proceedings of the 9th International Conference on Neural Information Processing: Computational Intelligence for the E-Age. Rajapakse, J. C., Yao, X., Wang, L., Fukushima, K. & Lee, S-Y. (版). Institute of Electrical and Electronics Engineers Inc., 巻 1. p. 243-247 5 p. 1202170

研究成果: 著書/レポートタイプへの貢献会議での発言

Neural networks
Explosions
Costs
3 引用 (Scopus)

Multiplication units in feedforward neural networks and its training

Li, D., Hirasawa, K., Hu, J. & Murata, J., 2002, ICONIP 2002 - Proceedings of the 9th International Conference on Neural Information Processing: Computational Intelligence for the E-Age. Institute of Electrical and Electronics Engineers Inc., 巻 1. p. 75-79 5 p. 1202134

研究成果: 著書/レポートタイプへの貢献会議での発言

Feedforward neural networks
Neural networks
Backpropagation algorithms
Neurons
Mirrors
2 引用 (Scopus)

Networks with input gates for situation-dependent input selection in reinforcement learning

Murata, J., Suzuki, M. & Hirasawa, K., 1 1 2002, p. 5-10. 6 p.

研究成果: 会議への寄与タイプ論文

Radial basis function networks
Reinforcement learning
20 引用 (Scopus)

Online learning of genetic network programming (GNP)

Mabu, S., Hirasawa, K., Hu, J. & Murata, J., 1 1 2002, p. 321-326. 6 p.

研究成果: 会議への寄与タイプ論文

Evolutionary algorithms
4 引用 (Scopus)

Peculiarities of the magnetic phase diagram in small-size untwinned YBa2Cu3Oy crystal constructed by highly sensitive OFC-magnetometer

Gevorgyan, S. G., Kiss, T., Inoue, M., Movsisyan, A. A., Shirinyan, H. G., Harayama, T., Matsushita, T., Nishizaki, T., Kobayashi, N. & Takeo, M., 10 1 2002, : : Physica C: Superconductivity and its applications. 378-381, PART 1, p. 531-536 6 p.

研究成果: ジャーナルへの寄稿記事

Magnetometers
magnetometers
Phase diagrams
Vortex flow
phase diagrams
4 引用 (Scopus)

Quantitative evaluation of perpendicular-field losses in stacked high-Tc superconducting tapes

Kajikawa, K., Nishimura, M., Moriyama, H., Iwakuma, M. & Funaki, K., 11 30 2002, : : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 141, 3, p. 50-57 8 p.

研究成果: ジャーナルへの寄稿記事

Superconducting tapes
Wire
Tapes
Magnetic fields
Demagnetization
2 引用 (Scopus)

Size effect on current transport properties in the mixed state of YBCO thin film

Kiss, T., Inoue, M., Kuga, T., Ishimaru, M. & Takeo, M., 10 1 2002, : : Physica C: Superconductivity and its Applications. 378-381, PART 2, p. 1108-1112 5 p.

研究成果: ジャーナルへの寄稿記事

Transport properties
transport properties
Thin films
thin films
Glass
3 引用 (Scopus)

Suppression of thermally activated flux entry through a flux dam in high T c superconducting quantum interference device magnetometer

Enpuku, K., Kuroda, D., Tokimizu, D. & Yang, T. Q., 10 15 2002, : : Journal of Applied Physics. 92, 8, p. 4751-4757 7 p.

研究成果: ジャーナルへの寄稿記事

dams
entry
magnetometers
retarding
interference
10 引用 (Scopus)

Test results of a HTS power transformer connected to a power grid

Kimura, H., Honda, K., Hayashi, H., Tsutsumi, K., Iwakuma, M., Funaki, K., Bohno, T., Tomioka, A., Yagi, Y., Maruyama, H. & Ohashi, K., 8 1 2002, : : Physica C: Superconductivity and its applications. 372-376, PART 3, p. 1694-1697 4 p.

研究成果: ジャーナルへの寄稿記事

Power transformers
transformers
grids
Electric substations
prototypes
40 引用 (Scopus)

The dynamic performance of photovoltaic supplied DC motor fed from DC-DC converter and controlled by neural networks

Hussein, A., Hirasawa, K., Hu, J. & Murata, J., 2002, Proceedings of the International Joint Conference on Neural Networks. 巻 1. p. 607-612 6 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

DC motors
DC-DC converters
Neural networks
Controllers
Incident solar radiation
2 引用 (Scopus)

Theoretical analysis of E-J characteristics in a Bi-2223 silver-sheathed tape

Kodama, T., Fukuda, M., Nishimura, S., Otabe, E. S., Kiuchi, M., Kiss, T., Matsushita, T. & Itoh, K., 10 1 2002, : : Physica C: Superconductivity and its applications. 378-381, PART 1, p. 575-579 5 p.

研究成果: ジャーナルへの寄稿記事

Silver
Tapes
tapes
silver
Creep
9 引用 (Scopus)

Theoretical analysis on ac loss properties of two-strand parallel conductors composed of superconducting multifilamentary strands

Iwakuma, M., Tanaka, H. & Funaki, K., 11 1 2002, : : Superconductor Science and Technology. 15, 11, p. 1525-1536 12 p.

研究成果: ジャーナルへの寄稿記事

strands
conductors
Magnetic fields
Shielding
shielding

Theoretical evaluation of perpendicular-field losses in stacked high-Tc superconducting tapes

Kajikawa, K., Nishimura, M., Moriyama, H., Iwakuma, M. & Funaki, K., 10 1 2002, : : Physica C: Superconductivity and its Applications. 378-381, PART 2, p. 1122-1127 6 p.

研究成果: ジャーナルへの寄稿記事

Superconducting tapes
Tapes
tapes
evaluation
Demagnetization
3 引用 (Scopus)

Thermally-activated flux entry into a pickup coil through a flux dam in high Tc SQUID magnetometers

Enpuku, K., Tokimizu, D., Kuroda, D. & Hijiya, S., 3 2002, : : IEICE Transactions on Electronics. E85-C, 3, p. 681-686 6 p.

研究成果: ジャーナルへの寄稿記事

Pickups
SQUIDs
Magnetometers
Dams
Chemical activation
1 引用 (Scopus)

Training a kind of hybrid universal learning networks with classification problems

Li, D., Hirasawa, K., Hu, J. & Murata, J., 2002, Proceedings of the International Joint Conference on Neural Networks. 巻 1. p. 703-708 6 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

Redundancy
Neural networks
1 引用 (Scopus)

Weakly expressed "paramagnetic" peculiarity of the superconductive transition detected in YBaCuO film by highly sensitive OFC-magnetometer

Gevorgyan, S. G., Kiss, T., Inoue, M., Movsisyan, A. A., Shirinyan, H. G., Gevorgyan, V. S., Matsushita, T. & Takeo, M., 10 1 2002, : : Physica C: Superconductivity and its applications. 378-381, PART 1, p. 404-408 5 p.

研究成果: ジャーナルへの寄稿記事

Magnetometers
Superconductivity
magnetometers
superconductivity
Magnetic fields
2003
16 引用 (Scopus)

ac losses in circular disks of thin YBa2Cu3O7 films in perpendicular magnetic fields

Suenaga, M., Solovyov, V. F., Li, Q., Ye, Z., Wiesmann, H. J., Iwakuma, M., Fukui, M., Toyota, K., Funaki, F., Johansen, T. H., Shantsev, D. V. & Clem, J. R., 7 1 2003, : : Journal of Applied Physics. 94, 1, p. 502-506 5 p.

研究成果: ジャーナルへの寄稿記事

circumferences
thin films
magnetic fields
critical current
alternating current
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
8 引用 (Scopus)

A functions localized neural network with branch gates

Xiong, Q., Hirasawa, K., Hu, J. & Murata, J., 1 1 2003, : : Neural Networks. 16, 10, p. 1461-1481 21 p.

研究成果: ジャーナルへの寄稿記事

Neural networks

An agent society model with sense of values considered

Kawamura, Y. & Murata, J., 2003, SICE 2003 Annual Conference, SICE 2003. Society of Instrument and Control Engineers (SICE), 巻 1. p. 313-318 6 p. 1323362

研究成果: 著書/レポートタイプへの貢献会議での発言

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
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)
8 引用 (Scopus)

A theory of the thermal depinning transition in type-2 superconductors

Yamafuji, K., Fujiyoshi, T. & Kiss, T., 10 15 2003, : : Physica C: Superconductivity and its applications. 397, 3-4, p. 132-150 19 p.

研究成果: ジャーナルへの寄稿記事

Superconducting materials
Scaling laws
Fluxes
electrical resistivity
Creep
59 引用 (Scopus)

Balanced Switching Converter to Reduce Common-Mode Conducted Noise

Shoyama, M., Li, G. & Ninomiya, T., 12 1 2003, : : IEEE Transactions on Industrial Electronics. 50, 6, p. 1095-1099 5 p.

研究成果: ジャーナルへの寄稿記事

Electric network topology
Heat sinks
Noise abatement
Equivalent circuits
Capacitance