電気システム工学部門

研究成果 1979 2019

2011
3 引用 (Scopus)

Micromachining of polymethylmethacrylate and polydimethylsiloxane using laser plasma soft X-rays

Torii, S., Makimura, T., Okazaki, K., Nakamura, D., Takahashi, A., Okada, T., Niino, H. & Murakami, K., 12 1 2011, : : Journal of Laser Micro Nanoengineering. 6, 3, p. 235-238 4 p.

研究成果: ジャーナルへの寄稿記事

Micromachining
Polydimethylsiloxane
micromachining
laser plasmas
Plasmas
Brain computer interface
Electroencephalography
Distribution functions
Synchronization
Learning systems
6 引用 (Scopus)

Novel stability analysis of variable step size incremental resistance INR MPPT for PV systems

Ahmed, E. M. & Shoyama, M., 12 1 2011, Proceedings: IECON 2011 - 37th Annual Conference of the IEEE Industrial Electronics Society. p. 3894-3899 6 p. 6119945

研究成果: 著書/レポートタイプへの貢献会議での発言

Digital signal processors
DC-DC converters
Control theory
MATLAB
Dynamical systems

Optimization of electric field frequency on dielectrophoretic impedance measurement method for oral bacteria detection

Hamada, R. & Suehiro, J., 2011, BIODEVICES 2011 - Proceedings of the International Conference on Biomedical Electronics and Devices. p. 125-129 5 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

Bacteria
Electric fields
Electrophoresis
Inspection
Electrodes
1 引用 (Scopus)

Over-current characteristics of model coil using Y-based multi-filament wire for superconducting power transformers

Okamoto, H., Hayashi, H., Iwakuma, M., Tomioka, A., Saito, T., Gosho, Y., Tanabe, K. & Shiohara, Y., 11 1 2011, : : Physica C: Superconductivity and its applications. 471, 21-22, p. 1379-1380 2 p.

研究成果: ジャーナルへの寄稿記事

Power transformers
transformers
filaments
coils
wire
4 引用 (Scopus)

Performance of HTS SQUID using resonant coupling of cooled Cu pickup coil

Enpuku, K., Hirakawa, S., Momotomi, R., Matsuo, M. & Yoshida, T., 11 1 2011, : : Physica C: Superconductivity and its applications. 471, 21-22, p. 1234-1237 4 p.

研究成果: ジャーナルへの寄稿記事

Pickups
SQUIDs
Magnetometers
coils
magnetometers
3 引用 (Scopus)

Proposal of new structure of MgB2 wires with low AC loss for stator windings of fully superconducting motors located in iron core slots

Kajikawa, K., Osaka, R., Kuga, H., Nakamura, T. & Wakuda, T., 11 1 2011, : : Physica C: Superconductivity and its applications. 471, 21-22, p. 1470-1473 4 p.

研究成果: ジャーナルへの寄稿記事

Cable cores
stators
slots
Stators
proposals
16 引用 (Scopus)

Recent progress in high performance Ag-sheathed Bi2223 wire (DI-BSCCO®)

Kagiyama, T., Yamazaki, K., Kikuchi, M., Yamade, S., Nakashima, T., Kobayashi, S., Hayashi, K., Sato, K., Shimoyama, J., Inoue, M., Higashikawa, K., Kiss, T., Kitaguchi, H. & Kumakura, H., 8 31 2011, : : IOP Conference Series: Materials Science and Engineering. 18, SYMPOSIUM 9D, 152001.

研究成果: ジャーナルへの寄稿Conference article

Wire
Critical currents
High temperature superconductors
Silver
Transport properties
1 引用 (Scopus)

Responses of polymers to laser plasma EUV light beyond ablation threshold and micromachining

Makimura, T., Torii, S., Okazaki, K., Nakamura, D., Takahashi, A., Niino, H., Okada, T. & Murakami, K., 7 25 2011, Damage to VUV, EUV, and X-Ray Optics III. 80770F. (Proceedings of SPIE - The International Society for Optical Engineering; 巻数 8077).

研究成果: 著書/レポートタイプへの貢献会議での発言

Laser Plasma
Block Copolymers
Micromachining
Ablation
micromachining
2 引用 (Scopus)

Scaling factor design issues in variable step size incremental resistance MPPT in PV systems

Ahmed, E. M. & Shoyama, M., 2011, 2011 IEEE 9th International Conference on Power Electronics and Drive Systems, PEDS 2011. p. 889-894 6 p. 6147360

研究成果: 著書/レポートタイプへの貢献会議での発言

Digital signal processors
MATLAB
Maximum power point trackers
18 引用 (Scopus)

Scanning Hall-probe microscopy system for two-dimensional imaging of critical current density in RE-123 coated conductors

Higashikawa, K., Inoue, M., Kawaguchi, T., Shiohara, K., Imamura, K., Kiss, T., Iijima, Y., Kakimoto, K., Saitoh, T. & Izumi, T., 11 1 2011, : : Physica C: Superconductivity and its Applications. 471, 21-22, p. 1036-1040 5 p.

研究成果: ジャーナルへの寄稿記事

critical current
Microscopic examination
conductors
Magnetic fields
current density
1 引用 (Scopus)

Separation and enrichment of semiconducting carbon nanotubes and its application to highly sensitive carbon nanotube gas sensor

Fujioka, M., Watanabe, H., Martin, Y., Nakano, M. & Suehiro, J., 2011, 2011 IEEE Nanotechnology Materials and Devices Conference, NMDC 2011. p. 403-407 5 p. 6155387

研究成果: 著書/レポートタイプへの貢献会議での発言

Carbon Nanotubes
Single-walled carbon nanotubes (SWCN)
Chemical sensors
Carbon nanotubes
Gases
8 引用 (Scopus)

Single variable based variable step size maximum power point tracker for stand-alone battery storage PV systems

Ahmed, E. M. & Shoyama, M., 5 18 2011, Proceedings - ICIT 2011: 2011 IEEE International Conference on Industrial Technology. p. 210-216 7 p. 5754374

研究成果: 著書/レポートタイプへの貢献会議での発言

Field programmable gate arrays (FPGA)
Hardware
Sensors
Maximum power point trackers
1 引用 (Scopus)

Single-walled carbon nanotube gas sensor used in partial discharge detection of GIS

Wei, N., Ding, W. D., Zhu, Y. D., Su, C. Q. & Suehiro, J., 11 2011, : : Gaodianya Jishu/High Voltage Engineering. 37, 11, p. 2700-2706 7 p.

研究成果: ジャーナルへの寄稿記事

Partial discharges
Single-walled carbon nanotubes (SWCN)
Chemical sensors
Geographic information systems
Sensors
27 引用 (Scopus)

Stability study of variable step size incremental conductance/impedance MPPT for PV systems

Ahmed, E. M. & Shoyama, M., 8 31 2011, 8th International Conference on Power Electronics - ECCE Asia: "Green World with Power Electronics", ICPE 2011-ECCE Asia. p. 386-392 7 p. 5944555

研究成果: 著書/レポートタイプへの貢献会議での発言

Root loci
Digital signal processors
Maximum power point trackers
18 引用 (Scopus)

Stimulated optical emission from ZnO nanobelts grown with a simple carbothermal evaporation method

Cao, B. Q., Sakai, K., Nakamura, D., Palani, I. A., Gong, H. B., Xu, H. Y., Higashihata, M. & Okada, T., 2 10 2011, : : Journal of Physical Chemistry C. 115, 5, p. 1702-1707 6 p.

研究成果: ジャーナルへの寄稿記事

Nanobelts
stimulated emission
light emission
Evaporation
evaporation
1 引用 (Scopus)

Sub-wavelength micromachining of silica glass by irradiation of CO 2 laser with Fresnel diffraction

Okazaki, K., Torii, S., Makimura, T., Niino, H., Murakami, K., Nakamura, D., Takahashi, A. & Okada, T., 8 1 2011, : : Applied Physics A: Materials Science and Processing. 104, 2, p. 593-599 7 p.

研究成果: ジャーナルへの寄稿記事

Fresnel diffraction
Micromachining
silica glass
Carbon Monoxide
Fused silica

Synthesis and characterization of layer structured ZnO nanowire for ultraviolet light-emitting diode

Nakamura, D., Kumeda, A., Toya, K., Okazaki, K., Kubo, K., Tsuta, K., Higashihata, M. & Okada, T., 4 27 2011, Oxide-Based Materials and Devices II. 巻 7940. 79400C

研究成果: 著書/レポートタイプへの貢献会議での発言

Nanowires
Diode
Ultraviolet
ultraviolet radiation
Light emitting diodes

Synthesis and characterization of well-aligned ZnO: Sb nanowires

Nakamura, D., Okazaki, K., Palani, I. A., Higashihata, M. & Okada, T., 2011, Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2011. p. 1685-1687 3 p.

研究成果: 著書/レポートタイプへの貢献会議での発言

Nanowires
nanowires
synthesis
ultraviolet emission
Pulsed laser deposition

Synthesis and characterization of well-aligned ZnO: Sb nanowires

Nakamura, D., Okazaki, K., Palani, I. A., Higashihata, M. & Okada, T., 2011, 2011 Int. Quantum Electr. Conf., IQEC 2011 Conf Lasers Electro-Optics, CLEO Pacific Rim 2011 Incorporating Australasian Conf. on Optics, Lasers Spectrosc. Australian Conf. Optical Fibre Technol.- Conf. p. 1685-1687 3 p. 6193764

研究成果: 著書/レポートタイプへの貢献会議での発言

Nanowires
Pulsed laser deposition
Sapphire
Cones
Photoluminescence
2 引用 (Scopus)

Synthesis and optical property of nano-structured ZnO crystals by nanoparticle-assisted pulsed laser deposition

Nakamura, D., Okada, T. & Sakai, K., 3 23 2011, Fundamentals of Laser-Assisted Micro- and Nanotechnologies 2010. 巻 7996. 79960E

研究成果: 著書/レポートタイプへの貢献会議での発言

Pulsed Laser Deposition
Pulsed laser deposition
Optical Properties
Nanowires
pulsed laser deposition
3 引用 (Scopus)

Synthesis of ZnO nanowire heterostructures by laser ablation and their photoluminescence

Nakamura, D., Matsumoto, T., Kumeda, A., Toya, K., Okazaki, K., Higashihata, M. & Okada, T., 3 1 2011, : : Journal of Laser Micro Nanoengineering. 6, 1, p. 23-25 3 p.

研究成果: ジャーナルへの寄稿記事

Laser ablation
laser ablation
Nanowires
Heterojunctions
Nanostructures
6 引用 (Scopus)

The short-circuit test results of 6.9 kV/2.3 kV 400 kVA-class YBCO model transformer

Tomioka, A., Otonari, T., Ogata, T., Iwakuma, M., Okamoto, H., Hayashi, H., Iijima, Y., Saito, T., Gosho, Y., Tanabe, K., Izumi, T. & Shiohara, Y., 11 1 2011, : : Physica C: Superconductivity and its applications. 471, 21-22, p. 1374-1378 5 p.

研究成果: ジャーナルへの寄稿記事

short circuits
short circuit currents
transformers
Short circuit currents
conductors

Transport characterization of GdBa2Cu3O 7-δ coated conductors deposited by the in-plume PLD reel-to-reel technique

Fuger, R., Kiss, T., Chikumoto, N., Lee, S. & Izumi, T., 6 1 2011, : : IEEE Transactions on Applied Superconductivity. 21, 3 PART 3, p. 3154-3158 5 p., 5716650.

研究成果: ジャーナルへの寄稿記事

Pulsed laser deposition
pulsed laser deposition
plumes
conductors
Magnetic fields
37 引用 (Scopus)

Variable step size maximum power point tracker using a single variable for stand-alone battery storage pv systems

Ahmed, E. M. & Shoyama, M., 1 1 2011, : : Journal of Power Electronics. 11, 2, p. 218-227 10 p.

研究成果: ジャーナルへの寄稿記事

Electric potential
Field programmable gate arrays (FPGA)
Sensors
Maximum power point trackers
2010
13 引用 (Scopus)

AC losses in monofilamentary MgB2 round wire carrying alternating transport currents

Kajikawa, K., Kawano, T., Osaka, R., Nakamura, T., Sugano, M., Takahashi, M. & Wakuda, T., 3 30 2010, : : Superconductor Science and Technology. 23, 4, 045026.

研究成果: ジャーナルへの寄稿記事

alternating current
wire
Wire
sheaths
Niobium
1 引用 (Scopus)
Frequency modulation
DC-DC converters
Noise abatement
Controllers
Modulation
36 引用 (Scopus)

Ac susceptibility measurement of magnetic markers in suspension for liquid phase immunoassay

Enpuku, K., Tamai, Y., Mitake, T., Yoshida, T. & Matsuo, M., 8 1 2010, : : Journal of Applied Physics. 108, 3, 034701.

研究成果: ジャーナルへの寄稿記事

immunoassay
markers
liquid phases
magnetic permeability
beads
9 引用 (Scopus)

AC susceptibility of magnetic fluid in nonlinear brownian relaxation region: Experiment and comparison with numerical simulation

Yoshida, T., Ogawa, K., Enpuku, K., Usuki, N. & Kanzaki, H., 5 1 2010, : : Japanese Journal of Applied Physics. 49, 5 PART 1, p. 530011-530017 7 p.

研究成果: ジャーナルへの寄稿記事

Magnetic fluids
alternating current
Nanoparticles
magnetic permeability
Fokker Planck equation
4 引用 (Scopus)

A double-hybrid spread-spectrum technique for EMI mitigation in DC-DC switching regulators

Dousoky, G. M., Shoyama, M. & Ninomiya, T., 1 1 2010, : : Journal of Power Electronics. 10, 4, p. 342-350 9 p.

研究成果: ジャーナルへの寄稿記事

Atmospheric spectra
Switching frequency
Signal interference
Industrial electronics
Electric potential
2 引用 (Scopus)

An active-clamped full-wave zero-current-switched quasi-resonant boost converter in power factor correction application

Firmansyah, E., Abe, S., Shoyama, M., Tomioka, S. & Ninomiya, T., 5 18 2010, APEC 2010 - 25th Annual IEEE Applied Power Electronics Conference and Exposition. p. 30-35 6 p. 5433697. (Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC).

研究成果: 著書/レポートタイプへの貢献会議での発言

Networks (circuits)
Switching frequency
Natural frequencies
Electric potential
Experiments
3 引用 (Scopus)

Analysis and improvement of function approximation capabilities of pi-sigma higher order neural networks

Murata, J., 2010, Artificial Higher Order Neural Networks for Computer Science and Engineering: Trends for Emerging Applications. IGI Global, p. 239-254 16 p.

研究成果: 著書/レポートタイプへの貢献

Neural networks

Analysis of pulse-link DC-AC converter for fuel cells applications operated in zero-current-slope mode

Fukushima, K., Norigoe, I., Shoyama, M., Ninomiya, T., Harada, Y. & Tsukakoshi, K., 2010, APEC 2010 - 25th Annual IEEE Applied Power Electronics Conference and Exposition. p. 289-294 6 p. 5433658

研究成果: 著書/レポートタイプへの貢献会議での発言

Fuel cells
Conversion efficiency
Networks (circuits)
3 引用 (Scopus)

An interleaved totem-pole power factor correction converter

Firmansyah, E., Tomioka, S., Abe, S., Shoyama, M. & Tamotsu Ninomiya, N., 3 1 2010, : : Research Reports on Information Science and Electrical Engineering of Kyushu University. 15, 1, p. 19-24 6 p.

研究成果: ジャーナルへの寄稿記事

Poles
Networks (circuits)
Topology
Signal interference
4 引用 (Scopus)

A trial of Fe(Se1-xTex) thin film fabrication by pulsed laser deposition using ArF excimer laser

Yoshimoto, T., Ichino, Y., Yoshida, Y., Kiss, T., Inoue, M., Matsumoto, K., Ichinose, A., Kai, H., Teranishi, R., Mori, N. & Mukaida, M., 1 1 2010, : : Journal of Physics: Conference Series. 234, PART 1, 012051.

研究成果: ジャーナルへの寄稿記事

excimer lasers
pulsed laser deposition
fabrication
thin films
pulse repetition rate

Automated Driving System of Automobile for Fuel Saving

Kawabe, T., 1 1 2010, : : Journal of the Institute of Electrical Engineers of Japan. 130, 9, p. 612-615 4 p.

研究成果: ジャーナルへの寄稿記事

Automobiles
2 引用 (Scopus)

Automatic development of normal zone in composite MgB2/CuNi wires with different diameters

Jokinen, A., Kajikawa, K., Takahashi, M. & Okada, M., 1 1 2010, : : Journal of Physics: Conference Series. 234, PART 1, 012021.

研究成果: ジャーナルへの寄稿記事

heaters
wire
composite materials
sensors
liquid hydrogen
5 引用 (Scopus)

Conducted-noise characteristics of a digitally-controlled randomly-switched dc-dc converter with an FPGA-based implementation

Dousoky, G. M., Shoyama, M. & Ninomiya, T., 1 1 2010, : : Journal of Power Electronics. 10, 3, p. 228-234 7 p.

研究成果: ジャーナルへの寄稿記事

Field programmable gate arrays (FPGA)
Controllers
Clocks
Feedback
Networks (circuits)
8 引用 (Scopus)

Considerations for digital controllers targeted at conducted-noise spectrum-spreading in DC-DC converters

Dousoky, G. M. & Shoyama, M., 2010, 2010 International Power Electronics Conference - ECCE Asia -, IPEC 2010. p. 920-926 7 p. 5543363

研究成果: 著書/レポートタイプへの貢献会議での発言

Frequency modulation
DC-DC converters
Controllers
Modulation
Power converters
3 引用 (Scopus)

Current transport property in GdBCO coated conductor with artificial pinning centers in a wide range of temperature, magnetic field up to 27 T, and field angle

Inoue, M., Fuger, R., Higashikawa, K., Kiss, T., Namba, M., Awaji, S., Watanabe, K., Ibi, A., Miyata, S., Yamada, Y. & Izumi, T., 11 1 2010, : : Physica C: Superconductivity and its applications. 470, 20, p. 1292-1294 3 p.

研究成果: ジャーナルへの寄稿記事

Transport properties
conductors
transport properties
Magnetic fields
magnetic fields
5 引用 (Scopus)

Dependence of transport-current losses in MgB2 superconducting wire on temperature and frequency

Kajikawa, K., Kawano, T., Osaka, R., Nakamura, T., Sugano, M., Takahashi, M. & Wakuda, T., 6 1 2010, : : IEEE Transactions on Applied Superconductivity. 20, 3, p. 2111-2114 4 p., 5443621.

研究成果: ジャーナルへの寄稿記事

Superconducting wire
wire
Wire
alternating current
Temperature
18 引用 (Scopus)

Design consideration of flat transformer in LLC resonant converter for low core loss

Yang, S., Abe, S. & Shoyama, M., 9 17 2010, 2010 International Power Electronics Conference - ECCE Asia -, IPEC 2010. p. 343-348 6 p. 5542242

研究成果: 著書/レポートタイプへの貢献会議での発言

Switching frequency
Display devices
Plasmas
Temperature
Industry

Design consideration of reduction flat transformer temperature in LLC resonant converter for Plasma Display

Yang, S., Abe, S. & Shoyama, M., 2010, SPEEDAM 2010 - International Symposium on Power Electronics, Electrical Drives, Automation and Motion. p. 1141-1145 5 p. 5542174

研究成果: 著書/レポートタイプへの貢献会議での発言

Switching frequency
Display devices
Plasmas
Temperature
Fans
3 引用 (Scopus)

Design of low-profile LLC resonant converter for low transformer loss

Yang, S., Shoyama, M. & Abe, S., 2010, TENCON 2010 - 2010 IEEE Region 10 Conference. p. 1301-1306 6 p. 5685947

研究成果: 著書/レポートタイプへの貢献会議での発言

Switching frequency
Temperature
6 引用 (Scopus)

Development of low AC loss windings for superconducting traction transformer

Kamijo, H., Hata, H., Fukumoto, Y., Tomioka, A., Bohno, T., Yamada, H., Ayai, N., Yamasaki, K., Kato, T., Iwakuma, M. & Funaki, K., 1 1 2010, : : Journal of Physics: Conference Series. 234, PART 3, 032027.

研究成果: ジャーナルへの寄稿記事

traction
transformers
tapes
alternating current
vibration tests
10 引用 (Scopus)

Direct etching of poly(methyl methacrylate) using laser plasma soft X-rays

Torii, S., Makimura, T., Okazaki, K., Nakamura, D., Takahashi, A., Okada, T., Niino, H. & Murakami, K., 6 1 2010, : : Applied Physics Express. 3, 6, 066502.

研究成果: ジャーナルへの寄稿記事

Polymethyl methacrylates
laser plasmas
polymethyl methacrylate
Etching
etching
2 引用 (Scopus)

Doping of Tin-oxides pinning centers into YBCO films by MOD method

Teranishi, R., Miyanaga, Y., Yamada, K., Mori, N., Mukaida, M., Inoue, M., Kiss, T., Miura, M., Yoshizumi, M., Izumi, T., Namba, M., Awaji, S. & Watanabe, K., 1 1 2010, : : Journal of Physics: Conference Series. 234, PART 2, 022039.

研究成果: ジャーナルへの寄稿記事

tin oxides
tin
tin compounds
magnetic fields
salts
1 引用 (Scopus)

Dynamic characteristics improvement of digital controlled DC-DC converter by means of PZC control

Abe, S., Ogawa, M., Zaitsu, T., Obata, S., Shoyama, M. & Ninomiya, T., 7 14 2010, Proceedings - ICIT 2010: IEEE-ICIT 2010 International Conference on Industrial Technology. p. 750-755 6 p. 5472642. (Proceedings of the IEEE International Conference on Industrial Technology).

研究成果: 著書/レポートタイプへの貢献会議での発言

DC-DC converters
Three term control systems
Transfer functions
Field programmable gate arrays (FPGA)
Poles

Dynamic characteristics of digitally controled conveter with pole-zero-cancellation techique

Abe, S., Ogawa, M., Shoyama, M., Zaitsu, T., Obata, S. & Ninomiya, T., 12 1 2010, TENCON 2010 - 2010 IEEE Region 10 Conference. p. 25-30 6 p. 5685896. (IEEE Region 10 Annual International Conference, Proceedings/TENCON).

研究成果: 著書/レポートタイプへの貢献会議での発言

Poles
Three term control systems
Transfer functions
Field programmable gate arrays (FPGA)
Switches
50 引用 (Scopus)

Ecological driver assistance system using model-based anticipation of vehicle-road-traffic information

Kamal, M. A. S., Mukai, M., Murata, J. & Kawabe, T., 12 1 2010, : : IET Intelligent Transport Systems. 4, 4, p. 244-251 8 p.

研究成果: ジャーナルへの寄稿記事

road traffic
system model
assistance
driver
intelligent transportation system