電気システム工学部門

研究成果 1979 2019

1986
1 引用 (Scopus)

Monthly load forecasting using GMDH

Sagara, S. & Murata, J., 1 1 1986, : : Electrical Engineering in Japan. 106, 4, p. 125-132 8 p.

研究成果: ジャーナルへの寄稿記事

Mathematical models

Monthly Load Forecasting Using GMDH.

Sagara, S. & Murata, J., 1986, : : IEEJ Transactions on Electronics, Information and Systems. 106, 5, p. 67-74 8 p.

研究成果: ジャーナルへの寄稿記事

63 引用 (Scopus)

Noise characteristics of a dc SQUID with a resistively shunted inductance. II. Optimum damping

Enpuku, K., Yoshida, K. & Kohjiro, S., 12 1 1986, : : Journal of Applied Physics. 60, 12, p. 4218-4223 6 p.

研究成果: ジャーナルへの寄稿記事

inductance
damping
shunts
tradeoffs
transfer functions
10 引用 (Scopus)

On the High-Speed Turn-Off of a Power Transistor By a Small Saturable Core

Harada, K., Sakamoto, H. & Shoyama, M., 1 1 1986, : : IEEE Transactions on Power Electronics. PE-1, 3, p. 175-180 6 p.

研究成果: ジャーナルへの寄稿記事

Switching frequency
Equivalent circuits
Inductance
Deterioration
Capacitance
14 引用 (Scopus)

Resistively shunted dc SQUID coupled to an input coil

Enpuku, K. & Yoshida, K., 12 1 1986, : : Journal of Applied Physics. 59, 5, p. 1714-1719 6 p.

研究成果: ジャーナルへの寄稿記事

coils
impedance
damping
inductance
magnetometers
1985
53 引用 (Scopus)

Effect of damping resistance on voltage versus flux relation of a dc SQUID with large inductance and critical current

Enpuku, K., Sueoka, K., Yoshida, K. & Irie, F., 12 1 1985, : : Journal of Applied Physics. 57, 5, p. 1691-1697 7 p.

研究成果: ジャーナルへの寄稿評論記事

inductance
critical current
damping
electric potential
capacitance
8 引用 (Scopus)

Effects of junction geometry on performance of flux-flow type josephson oscillator

Yoshida, K., Nagatsuma, T., Sueoka, K., Enpuku, K. & Irie, F., 1 1 1985, : : IEEE Transactions on Magnetics. 21, 2, p. 899-902 4 p.

研究成果: ジャーナルへの寄稿記事

Fluxes
Geometry
Linewidth
Radiation
Computer simulation

EFFECTS OF JUNCTION GEOMETRY ON PERFORMANCE OF FLUX-FLOW TYPE JOSEPHSON OSCILLATOR.

Yoshida, K., Nagatsuma, T., Sueoka, K., Enpuku, K. & Irie, F., 1 1 1985, : : IEEE Transactions on Magnetics. MAG-21, 2

研究成果: ジャーナルへの寄稿記事

Fluxes
Geometry
Linewidth
Radiation
Computer simulation
10 引用 (Scopus)

Flux-flow-type josephson linear amplifier with large gain and wide linear range

Nagatsuma, T., Enpuku, K., Iwakura, H. & Yoshida, K., 1 1 1985, : : Japanese Journal of Applied Physics. 24, 8, p. L599-L601

研究成果: ジャーナルへの寄稿記事

linear amplifiers
Equivalent circuits
Amplification
Fluxes
Networks (circuits)
81 引用 (Scopus)

Flux-flow-type Josephson oscillator for millimeter and submillimeter wave region. III. Oscillation stability

Nagatsuma, T., Enpuku, K., Sueoka, K., Yoshida, K. & Irie, F., 12 1 1985, : : Journal of Applied Physics. 58, 1, p. 441-449 9 p.

研究成果: ジャーナルへの寄稿記事

submillimeter waves
millimeter waves
oscillators
oscillations
geometry

IDENTIFICATION OF LOAD CHARACTERISTICS OF POWER SYSTEM USING GMDH.

Sagara, S., Murata, J. & Kishimoto, K., 1985, IFAC Proceedings Series. 7 版 Pergamon Press, p. 303-308 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

System stability
35 引用 (Scopus)

Noise characteristics of a dc SQUID with a resistively shunted inductance

Enpuku, K., Muta, T., Yoshida, K. & Irie, F., 12 1 1985, : : Journal of Applied Physics. 58, 5, p. 1916-1923 8 p.

研究成果: ジャーナルへの寄稿記事

inductance
damping
critical current
degradation
simulation

On the turn-off of GTO by a small saturable core

Harada, K., Sakamoto, H. & Shoyama, M., 1 1 1985, : : IEEJ Transactions on Electronics, Information and Systems. 105, 11, p. 219-226 8 p.

研究成果: ジャーナルへの寄稿記事

OUTPUT VOLTAGE RIPPLE IN THE PUSH-PULL DC-TO-DC CONVERTER.

Shoyama, M. & Harada, K., 1985, INTELEC, International Telecommunications Energy Conference (Proceedings). VDE-Verlag GmbH, p. 323-330 8 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

Inductance
Electric potential
1 引用 (Scopus)

PROPERTIES OF POWDER METALLURGY PROCESSED Nb//3Sn SUPERCONDUCTING WIRES.

Yamafuji, K., Iwakuma, M., Sumiyoshi, F., Ogawa, R., Miyatake, T. & Matsumoto, K., 12 1 1985, Unknown Host Publication Title. Swiss Inst for Nuclear Research, p. 468-471 4 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

Powder metallurgy
Wire
Bronze
Fabrication
Costs
1984
1 引用 (Scopus)

A practical in situ wire: a composite wire with many in situ processed Nb3Sn cores of an internal diffusion type

Yamafuji, K., Sumiyoshi, F., Akenaga, Y., Iwakuma, M., Onodera, R. & Mori, N., 1 1 1984, : : Cryogenics. 24, 4, p. 191-199 9 p.

研究成果: ジャーナルへの寄稿記事

Cable cores
wire
Wire
composite materials
Composite materials

ESTIMATION OF THE CRITICAL-CURRENT DENSITY DISTRIBUTION IN JOSEPHSON TUNNEL JUNCTIONS.

Yoshida, K., Uchida, N., Enpuku, K., Tanaka, T. & Irie, F., 12 1 1984, Unknown Host Publication Title. pt 1 版 North-Holland, p. 471-472 2 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

Tunnel junctions
Critical currents
Spatial distribution
Current density
91 引用 (Scopus)

Flux-flow-type Josephson oscillator for millimeter and submillimeter wave region. II. Modeling

Nagatsuma, T., Enpuku, K., Yoshida, K. & Irie, F., 12 1 1984, : : Journal of Applied Physics. 56, 11, p. 3284-3293 10 p.

研究成果: ジャーナルへの寄稿記事

submillimeter waves
millimeter waves
oscillators
output
electric potential

Flux-Trapping Characteristics of Pb-alloy Superconducting Thin Films for Josephson Tunnel Junctions

Uchida, N., Enpuku, K., Yoshida, K. & Irie, F., 1 1 1984, : : Shinku. 27, 8, p. 667-677 11 p.

研究成果: ジャーナルへの寄稿記事

Flux pinning
Superconducting films
Tunnel junctions
tunnel junctions
trapping

Identification of load characteristics of power systems using GMDH

Sagara, S., Murata, J. & Kishimoto, K., 1 1 1984, : : Electrical Engineering in Japan. 104, 3, p. 134-143 10 p.

研究成果: ジャーナルへの寄稿記事

Identification of Load Characteristics of Power Systems Using GMDH

Sagara, S., Murata, J. & Kishimoto, K., 1984, : : The transactions of the Institute of Electrical Engineers of Japan.C. 104, 7, p. 173-180 8 p.

研究成果: ジャーナルへの寄稿記事

1 引用 (Scopus)

JOSEPHSON NDRO MEMORY CELL WITH A DIRECT-COUPLED SENSE GATE.

Enpuku, K., Sueoka, K., Yoshida, K. & Irie, F., 1 1 1984, : : Transactions of the Institute of Electronics and Communication Engineers of Japan. Section E. E67, 6, p. 331-332 2 p.

研究成果: ジャーナルへの寄稿記事

Data storage equipment
Magnetic couplings
Electric current control
Magnetic flux
Equivalent circuits
10 引用 (Scopus)

Magnetic-flux trapping characteristics of thin-film Pb alloys as electrodes of Josephson junctions

Uchida, N., Enpuku, K., Yoshida, K. & Irie, F., 12 1 1984, : : Journal of Applied Physics. 56, 9, p. 2558-2565 8 p.

研究成果: ジャーナルへの寄稿記事

Josephson junctions
magnetic flux
trapping
electrodes
thin films

MEASUREMENT OF TRAPPED MAGNETIC-FLUX DISTRIBUTION IN A SUPERCONDUCTING THIN FILM WITH AN ARRAY OF JOSEPHSON TUNNEL JUNCTIONS.

Yoshida, K., Uchida, N., Enpuku, K. & Irie, F., 1984, Unknown Host Publication Title. pt 2 版 North-Holland, p. 911-912 2 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

Superconducting films
Tunnel junctions
Magnetic flux
Magnetic sensors
Spatial distribution

MINIMUM CURRENT OF A TWO-JUNCTION SQUID GATE.

Enpuku, K., Sueoka, K., Yoshida, K. & Irie, F., 1 1 1984, : : Transactions of the Institute of Electronics and Communication Engineers of Japan. Section E. E67, 1, p. 33-39 7 p.

研究成果: ジャーナルへの寄稿記事

SQUIDs
Magnetic flux
Current voltage characteristics
Inductance
Computer simulation
7 引用 (Scopus)

Steady-State Characteristics of the Push-Pull DC-to-DC Converter

Shoyama, M. & Harada, K., 1984, : : IEEE Transactions on Aerospace and Electronic Systems. AES-20, 1, p. 50-56 7 p.

研究成果: ジャーナルへの寄稿記事

Inductance
Electric potential
1983
144 引用 (Scopus)

Flux-flow type Josephson oscillator for millimeter and submillimeter wave region

Nagatsuma, T., Enpuku, K., Irie, F. & Yoshida, K., 12 1 1983, : : Journal of Applied Physics. 54, 6, p. 3302-3309 8 p.

研究成果: ジャーナルへの寄稿記事

submillimeter waves
millimeter waves
oscillators
tunnel junctions
magnetic fields
8 引用 (Scopus)

FLUX-FLOW TYPE JOSEPHSON OSCILLATOR WITH A COUPLING CIRCUIT TO A QUASIPARTICLE DETECTOR.

Nagatsuma, T., Enpuku, K., Irie, F. & Yoshida, K., 11 1983, : : Transactions of the Institute of Electronics and Communication Engineers of Japan. Section E. E66, 11, p. 680-681 2 p.

研究成果: ジャーナルへの寄稿記事

Coupled circuits
Strip telecommunication lines
Millimeter waves
Magnetic fields
Fluxes
18 引用 (Scopus)

Flux trapping in Josephson tunnel junctions

Uchida, N., Enpuku, K., Matsugaki, Y., Tomita, S., Irie, F. & Yoshida, K., 12 1 1983, : : Journal of Applied Physics. 54, 9, p. 5287-5292 6 p.

研究成果: ジャーナルへの寄稿記事

tunnel junctions
trapping
critical current
electrodes
retarding
2 引用 (Scopus)

Megahertz dc-to-dc converters controlled by an amorphous core

Harada, K., Sakamoto, H., Sasada, I. & Shoyama, M., 1 1 1983, : : IEEE Transactions on Magnetics. 19, 5, p. 2082-2084 3 p.

研究成果: ジャーナルへの寄稿記事

Multivibrators
Networks (circuits)
Bipolar transistors
Transistors
Feedback
1982
2 引用 (Scopus)

Capacitance measurement of Josephson tunnel junctions with microwave-induced dc quasiparticle tunneling currents

Hamasaki, K., Yoshida, K., Irie, F. & Enpuku, K., 12 1 1982, : : Journal of Applied Physics. 53, 5, p. 3713-3718 6 p.

研究成果: ジャーナルへの寄稿記事

tunnel junctions
capacitance
microwaves
impedance
microwave circuits
3 引用 (Scopus)

Current-waveform dependence of punchthrough probability in a Josephson tunnel junction

Enpuku, K., Irie, F., Nagatsuma, T. & Yoshida, K., 1982, : : Journal of Applied Physics. 53, 12, p. 8894-8900 7 p.

研究成果: ジャーナルへの寄稿記事

tunnel junctions
waveforms
logic
computerized simulation

Fabrication of PblnAu Josephson Tunnel Junctions and Evaluation of their Basic Properties

Uchida, N., Enpuku, K., Irie, F. & Yoshida, K., 1 1 1982, : : Shinku. 25, 9, p. 613-623 11 p.

研究成果: ジャーナルへの寄稿記事

Tunnel junctions
Current voltage characteristics
tunnel junctions
Oxides
Fabrication
1 引用 (Scopus)

Measurement of amplitude-dependent velocity of a vortex train in a long Josephson tunnel junction

Yoshida, K., Hamasaki, K., Enpuku, K. & Irie, F., 1 1 1982, : : Physica B+C. 109-110, C, p. 2052-2054 3 p.

研究成果: ジャーナルへの寄稿記事

Tunnel junctions
Vortex flow
Electric potential
1981
8 引用 (Scopus)

Amplitude-dependent velocity of vortices in long Josephson junctions estimated from microwave-induced dc voltages

Hamasaki, K., Enpuku, K., Irie, F. & Yoshida, K., 12 1 1981, : : Journal of Applied Physics. 52, 11, p. 6816-6823 8 p.

研究成果: ジャーナルへの寄稿記事

Josephson junctions
vortices
microwaves
electric potential
magnetic fields
3 引用 (Scopus)

Effects of microshorts on current-voltage characteristics of josephson tunnel junctions

Enpuku, K., Yoshida, K., Hamasaki, K. & Irie, F., 1 1 1981, : : Japanese Journal of Applied Physics. 20, 1, p. 265-275 11 p.

研究成果: ジャーナルへの寄稿記事

Tunnel junctions
Current voltage characteristics
tunnel junctions
Magnetic fields
electric potential
25 引用 (Scopus)

Self-resonant current steps of Josephson tunnel junctions in the presence of multimode oscillation

Enpuku, K., Yoshida, K. & Irie, F., 12 1 1981, : : Journal of Applied Physics. 52, 1, p. 344-351 8 p.

研究成果: ジャーナルへの寄稿記事

tunnel junctions
oscillations
self oscillation
penetration
electric potential
1980
10 引用 (Scopus)

Microwave-induced vortex motion in long Josephson junctions

Hamasaki, K., Yoshida, K., Irie, F., Enpuku, K. & Inoue, M., 1 1 1980, : : Japanese Journal of Applied Physics. 19, 1, p. 191-198 8 p.

研究成果: ジャーナルへの寄稿記事

Josephson junctions
Vortex flow
Microwaves
vortices
microwaves
10 引用 (Scopus)

Vortex Motion Modulated by a Self Field in a Large Josephson Junction

Enpuku, K., Yoshida, K., Irie, F. & Hamasaki, K., 1 1 1980, : : IEEE Transactions on Electron Devices. 27, 10, p. 1973-1978 6 p.

研究成果: ジャーナルへの寄稿記事

Vortex flow
Fluxes
Surface resistance
Magnetic fields
Electrodes
1979

On the broadening of the vortex width in a long Josephson tunnel junction

Enpuku, K., Yoshida, K. & Irie, F., 6 11 1979, : : Physics Letters A. 72, 1, p. 42-44 3 p.

研究成果: ジャーナルへの寄稿記事

tunnel junctions
vortices
Josephson junctions
boundary conditions