Research Output 1983 2020

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2016
6 Citations (Scopus)

An overheating-tolerant space vector modulation algorithm for multilevel inverters

Aly, M., Dousoky, G. M. & Shoyama, M., Dec 1 2016, In : IEEJ Transactions on Electrical and Electronic Engineering. 11, p. S75-S83

Research output: Contribution to journalArticle

Vector spaces
Modulation
Thermal stress
Degradation
Cooling systems

A two state feedback active damping strategy for the LCL filter resonance in grid-connected converters

Gaafar, M. A., Ahmed, E. M. & Shoyama, M., Jul 1 2016, In : Journal of Power Electronics. 16, 4, p. 1587-1597 11 p.

Research output: Contribution to journalArticle

State feedback
Natural frequencies
Damping
Phase behavior
Capacitors
6 Citations (Scopus)

Catalyst-free growth of ZnO nanowires on various-oriented sapphire substrates by pulsed-laser deposition

Shimogaki, T., Takahashi, M., Yamasaki, M., Fukuda, T., Higashihata, M., Ikenoue, H., Nakamura, D. & Okada, T., Feb 1 2016, In : Journal of Semiconductors. 37, 2, 023001.

Research output: Contribution to journalArticle

Zinc Oxide
Aluminum Oxide
Pulsed laser deposition
Zinc oxide
Sapphire

Coupling coefficient improvement and electromagnetic induced noise reduction using short-circuited winding for loosely coupled inductor

Imaoka, J., Martinez, W. & Yamamoto, M., Jan 1 2016, In : IEEJ Journal of Industry Applications. 5, 2, p. 174-175 2 p.

Research output: Contribution to journalArticle

Noise abatement
Fluxes
Magnetic cores
Power converters
Short circuit currents
2 Citations (Scopus)

Decay of Shielding Current in Stacked REBCO Superconducting Tapes

Iwakuma, M., Ueno, T., Yun, K., Sato, S., Yoshida, K., Tomioka, A., Izumi, T., Machi, T., Ibi, A. & Adachi, K., Jun 1 2016, In : IEEE Transactions on Applied Superconductivity. 26, 4, 7364203.

Research output: Contribution to journalArticle

Superconducting tapes
Shielding
tapes
shielding
Magnetic fields
7 Citations (Scopus)

Delocalization of vortex in SmBa2Cu3O7- δ superconducting films with BaHfO3 nano-rods

Tsuchiya, Y., Awaji, S., Watanabe, K., Miura, S., Ichino, Y., Yoshida, Y. & Matsumoto, K., Sep 14 2016, In : Journal of Applied Physics. 120, 10, 103902.

Research output: Contribution to journalArticle

superconducting films
rods
vortices
flux pinning
liquid nitrogen
4 Citations (Scopus)

Design of 22-kV 10-kA HTS Triaxial Superconducting Bus

Adachi, K., Ohnishi, H., Hironaga, R., Sano, S., Shiohara, K., Mido, N., Koizumi, T., Hasegawa, T., Konno, M. & Iwakuma, M., Jun 1 2016, In : IEEE Transactions on Applied Superconductivity. 26, 4, 7403874.

Research output: Contribution to journalArticle

Liquid nitrogen
liquid nitrogen
cables
tapes
Atmospheric pressure
10 Citations (Scopus)

Design Study of 15-MW Fully Superconducting Generators for Offshore Wind Turbine

Saruwatari, M., Yun, K., Iwakuma, M., Tamura, K., Hase, Y., Sasamori, Y. & Izumi, T., Jun 1 2016, In : IEEE Transactions on Applied Superconductivity. 26, 4, 7423707.

Research output: Contribution to journalArticle

Offshore wind turbines
wind turbines
Superconducting tapes
generators
Iron
15 Citations (Scopus)

Dielectrophoresis and dielectrophoretic impedance detection of adenovirus and rotavirus

Nakano, M., Ding, Z. & Suehiro, J., Jan 1 2016, In : Japanese Journal of Applied Physics. 55, 1, 017001.

Research output: Contribution to journalArticle

adenoviruses
viruses
Electrophoresis
Viruses
impedance
4 Citations (Scopus)

Direct growth of graphene on SiC(0001) by KrF-excimer-laser irradiation

Hattori, M., Ikenoue, H., Nakamura, D., Furukawa, K., Takamura, M., Hibino, H. & Okada, T., Feb 29 2016, In : Applied Physics Letters. 108, 9, 093107.

Research output: Contribution to journalArticle

excimer lasers
graphene
irradiation
shot
lasers

DNA結合に伴う誘電体微粒子の誘電泳動特性変化の測定 (論文特集 2015年度静電気学会全国大会)

Translated title of the contribution: Study of Dielectrophoretic Property of DNA-labeled Dielectric Microbeads for DNA Detection中野道彦, 笠原弘道 & 丁震昊, Jan 2016, In : 静電気学会誌 = Journal of the Institute of Electrostatics Japan. 40, 1, p. 20-25 6 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Downsizing Effects of Integrated Magnetic Components in High Power Density DC-DC Converters for EV and HEV Applications

Kimura, S., Itoh, Y., Martinez, W., Yamamoto, M. & Imaoka, J., Jul 1 2016, In : IEEE Transactions on Industry Applications. 52, 4, p. 3294-3305 12 p., 7428935.

Research output: Contribution to journalArticle

Hybrid vehicles
DC-DC converters
Electric vehicles
Powertrains
Networks (circuits)
15 Citations (Scopus)

Estimation of magnetic moment and anisotropy energy of magnetic markers for biosensing application

Enpuku, K., Sasayama, T. & Yoshida, T., May 14 2016, In : Journal of Applied Physics. 119, 18, 184902.

Research output: Contribution to journalArticle

markers
magnetic moments
anisotropy
energy
curves
2 Citations (Scopus)

Fabrication of P-, Sb-, and Mg-doped ZnO spherical microcrystals by laser ablation in air

Nakamura, D., Tanaka, T., Ueyama, T., Ikebuchi, T., Fujiwara, Y., Nagasaki, F., Takao, S., Higashihata, M., Ikenoue, H. & Okada, T., Jan 1 2016, In : Journal of Laser Micro Nanoengineering. 11, 3, p. 337-340 4 p.

Research output: Contribution to journalArticle

Microcrystals
whispering gallery modes
microcrystals
Laser ablation
Microspheres
5 Citations (Scopus)

Flux Pinning Properties in BaHfO3-Doped SmBa2Cu3Oy Films on Metallic Substrates Fabricated with Low Temperature Growth

Miura, S., Yoshida, Y., Ichino, Y., Doki, Y., Ibi, A., Izumi, T. & Kato, T., Jun 2016, In : IEEE Transactions on Applied Superconductivity. 26, 4, 7378312.

Research output: Contribution to journalArticle

Flux pinning
flux pinning
Growth temperature
Film growth
Substrates
13 Citations (Scopus)

Hydrogen-terminated diamond vertical-type metal oxide semiconductor field-effect transistors with a trench gate

Inaba, M., Muta, T., Kobayashi, M., Saito, T., Shibata, M., Matsumura, D., Kudo, T., Hiraiwa, A. & Kawarada, H., Jul 18 2016, In : Applied Physics Letters. 109, 3, 033503.

Research output: Contribution to journalArticle

metal oxide semiconductors
field effect transistors
diamonds
hydrogen
modulation
5 Citations (Scopus)

Improved liquid-phase detection of biological targets based on magnetic markers and high-critical-temperature superconducting quantum interference device

Ura, M., Noguchi, K., Ueoka, Y., Nakamura, K., Sasayama, T., Yoshida, T. & Enpuku, K., Jun 2016, In : IEICE Transactions on Electronics. E99C, 6, p. 669-675 7 p.

Research output: Contribution to journalArticle

SQUIDs
Biotin
Agglomeration
Streptavidin
Liquids
3 Citations (Scopus)

Magnetic analysis, design, and experimental evaluations of integrated winding coupled inductors in interleaved converters

Imaoka, J., Umetani, K., Kimura, S., Martinez, W., Yamamoto, M., Arimura, S. & Hirano, T., Jan 1 2016, In : IEEJ Journal of Industry Applications. 5, 3, p. 276-288 13 p.

Research output: Contribution to journalArticle

Magnetic flux
Conversion efficiency

Magnetic saturation issue of close-coupled inductors in boost PFC converters

Itoh, Y., Imaoka, J. & Yamamoto, M., Jan 1 2016, In : IEEJ Transactions on Industry Applications. 136, 1, p. 88-89 2 p.

Research output: Contribution to journalArticle

Magnetic flux
Saturation magnetization
Electric potential
Topology
3 Citations (Scopus)

Multi-filamentary REBCO tapes fabricated by scratching a buffer layer along the tape longitudinal direction

Kurihara, C., Fujita, S., Nakamura, N., Igarashi, M., Iijima, Y., Higashikawa, K., Uetsuhara, D., Kiss, T. & Iwakuma, M., Nov 15 2016, In : Physica C: Superconductivity and its Applications. 530, p. 68-71 4 p.

Research output: Contribution to journalArticle

Buffer layers
Tapes
tapes
buffers
coils
6 Citations (Scopus)

New Method for Quick Decay of Shielding Current in REBCO Superconducting Coils

Iwakuma, M., Tsukigi, Y., Nabekura, K., Ueno, T., Shindo, R., Kawahara, F., Honda, S., Tamura, K., Yun, K., Sato, S., Yoshida, K., Tomioka, A., Konno, M., Izumi, T., Machi, T. & Ibi, A., Jun 2016, In : IEEE Transactions on Applied Superconductivity. 26, 4, 7378405.

Research output: Contribution to journalArticle

Shielding
shielding
coils
Magnetic fields
Tapes
3 Citations (Scopus)

Relaxation of Shielding Current in Test Coils for MRI with REBCO Superconducting Scribed Tapes

Iwakuma, M., Tsukigi, Y., Nabekura, K., Ueno, T., Shindo, R., Kawahara, F., Honda, S., Tamura, K., Yun, K., Sato, S., Yoshida, K., Tomioka, A., Konno, M., Izumi, T., Machi, T. & Ibi, A., Apr 1 2016, In : IEEE Transactions on Applied Superconductivity. 26, 3, 7434597.

Research output: Contribution to journalArticle

Superconducting tapes
Shielding
Magnetic resonance imaging
tapes
shielding
Electrophoresis
Bacteria
Electrodes
Microelectrodes
Microchannels
5 Citations (Scopus)

Study on the Optimum Arrangement of the Field Winding for a 20-kW Fully Superconducting Motor

Tamura, K., Iwakuma, M., Ueno, T., Yun, K., Sato, S., Yoshida, K., Tomioka, A., Konno, M. & Izumi, T., Jun 2016, In : IEEE Transactions on Applied Superconductivity. 26, 4, 7440819.

Research output: Contribution to journalArticle

torque
Superconducting tapes
Torque
tapes
ripples
3 Citations (Scopus)

Synthesis and characterization of Sb-doped ZnO microspheres by pulsed laser ablation

Nagasaki, F., Shimogaki, T., Tanaka, T., Ikebuchi, T., Ueyama, T., Fujiwara, Y., Higashihata, M., Nakamura, D. & Okada, T., Aug 1 2016, In : Japanese Journal of Applied Physics. 55, 8, 08RE07.

Research output: Contribution to journalArticle

Laser ablation
Zinc oxide
Microspheres
Pulsed lasers
zinc oxides
3 Citations (Scopus)

Synthesis of Spherical ZnO Microcrystals by Laser Ablation in Air

Nakamura, D., Tanaka, T., Ikebuchi, T., Ueyama, T., Higashihata, M. & Okada, T., Oct 1 2016, In : Electronics and Communications in Japan. 99, 10, p. 58-63 6 p.

Research output: Contribution to journalArticle

Microcrystals
Laser Ablation
Microspheres
microcrystals
Laser ablation
2015
1 Citation (Scopus)
Modulation
Electric potential
Temperature

An Investigation of size-reduction effects in high power density boost converters with a magnetic coupling

Aoto, S., Kimura, S., Imaoka, J. & Yamamoto, M., Jul 1 2015, In : IEEJ Transactions on Electronics, Information and Systems. 135, 7, p. 776-784 9 p.

Research output: Contribution to journalArticle

Magnetic couplings
Networks (circuits)
Capacitors
Hybrid vehicles
DC-DC converters
15 Citations (Scopus)
moment distribution
iron oxides
magnetometers
low concentrations
magnetic moments
12 Citations (Scopus)
normal density functions
nanoparticles
curves
magnetic moments
liquid phases
9 Citations (Scopus)

Debye-Based Frequency-Domain Magnetization Model for Magnetic Nanoparticles in Magnetic Particle Spectroscopy

Wawrzik, T., Yoshida, T., Schilling, M. & Ludwig, F., Feb 1 2015, In : IEEE Transactions on Magnetics. 51, 2, 1 p.

Research output: Contribution to journalArticle

Magnetization
Spectroscopy
Superparamagnetism
Nanoparticles
Viscosity
30 Citations (Scopus)

Development of a 3φ-66/6.9 kV-2 MVA REBCO superconducting transformer

Iwakuma, M., Sakaki, K., Tomioka, A., Miyayama, T., Konno, M., Hayashi, H., Okamoto, H., Gosho, Y., Eguchi, T., Yoshida, S., Suzuki, Y., Hirai, H., Iijima, Y., Saitoh, T., Izumi, T. & Shiohara, Y., Jun 1 2015, In : IEEE Transactions on Applied Superconductivity. 25, 3, 6935085.

Research output: Contribution to journalArticle

transformers
tapes
Tapes
Refrigerators
refrigerators
7 Citations (Scopus)

Development of REBCO superconducting transformers with a current limiting function - Fabrication and tests of 6.9 kV-400 kVA transformers

Ohtsubo, Y., Iwakuma, M., Sato, S., Sakaki, K., Tomioka, A., Miyayama, T., Konno, M., Hayashi, H., Okamoto, H., Gosho, Y., Eguchi, T., Saitoh, T., Izumi, T. & Shiohara, Y., Jun 1 2015, In : IEEE Transactions on Applied Superconductivity. 25, 3, 6966725.

Research output: Contribution to journalArticle

short circuits
transformers
Short circuit currents
short circuit currents
Fabrication

Effect of laser irradiation on the properties of ZnO buffer layers and its application to selective-growth of ZnO nano/microcrystals

Shimogaki, T., Kawahara, H., Nakao, S., Harada, K., Higashihata, M., Ikenoue, H., Nakara, Y., Nakamura, D. & Okada, T., Jan 1 2015, In : Journal of Laser Micro Nanoengineering. 10, 3, p. 259-262 4 p.

Research output: Contribution to journalArticle

Microcrystals
microcrystals
Laser beam effects
Buffer layers
buffers
18 Citations (Scopus)

Effect of viscosity on harmonic signals from magnetic fluid

Yoshida, T., Bai, S., Hirokawa, A., Tanabe, K. & Enpuku, K., Apr 15 2015, In : Journal of Magnetism and Magnetic Materials. 380, p. 105-110 6 p.

Research output: Contribution to journalArticle

Magnetic fluids
Relaxation time
relaxation time
Viscosity
viscosity
1 Citation (Scopus)

Evaluation of Complex Harmonic Signals from Magnetic Nanoparticles for Magnetic Particle Imaging

Yoshida, T., Tsujimura, N., Tanabe, K., Sasayama, T. & Enpuku, K., Nov 1 2015, In : IEEE Transactions on Magnetics. 51, 11, 7118196.

Research output: Contribution to journalArticle

Nanoparticles
Imaging techniques
Relaxation time
Energy barriers
Magnetic moments
20 Citations (Scopus)

Evaluation of the lagrangian method for deriving equivalent circuits of integrated magnetic components: A case study using the integrated winding coupled inductor

Umetani, K., Imaoka, J., Yamamoto, M., Arimura, S. & Hirano, T., Jan 1 2015, In : IEEE Transactions on Industry Applications. 51, 1, p. 547-555 9 p., 6828711.

Research output: Contribution to journalArticle

Equivalent circuits
Magnetic circuits
Fluxes
Experiments
9 Citations (Scopus)

Feasible evaluations of coupled multilayered chip inductor for POL converters

Imaoka, J., Kimura, S., Itoh, Y., Martinez, W., Yamamoto, M., Suzuki, M. & Kawano, K., Jan 1 2015, In : IEEJ Journal of Industry Applications. 4, 3, p. 126-135 10 p.

Research output: Contribution to journalArticle

Magnetic cores
Field effect transistors
Powders
Magnetic materials
Power converters
5 Citations (Scopus)

Generation of radially polarized high energy mid-infrared optical vortex by use of a passive axially symmetric ZnSe waveplate

Wakayama, T., Oikawa, H., Sasanuma, A., Arai, G., Fujii, Y., Dinh, T. H., Higashiguchi, T., Sakaue, K., Washio, M., Miura, T., Takahashi, A., Nakamura, D., Okada, T., Yonemura, M. & Otani, Y., Aug 24 2015, In : Applied Physics Letters. 107, 8, 081112.

Research output: Contribution to journalArticle

zinc selenides
vortices
pulses
energy conversion efficiency
energy

Harmonic signal detection based magnetic nanoparticle imaging system for breast cancer diagnosis

Othman, N. B., Yoshida, T. & Enpuku, K., Jan 1 2015, In : ARPN Journal of Engineering and Applied Sciences. 10, 20, p. 9934-9940 7 p.

Research output: Contribution to journalArticle

Signal detection
Imaging systems
Nanoparticles
Magnetic fields
Radioactive tracers
10 Citations (Scopus)

High-power-density three-phase interleaved boost converter with a novel coupled inductor

Imaoka, J., Yamamoto, M. & Kawashima, T., Jan 1 2015, In : IEEJ Journal of Industry Applications. 4, 1, p. 20-30 11 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Hysteresis Loss of Fractionated Magnetic Nanoparticles for Hyperthermia Application

Sasayama, T., Yoshida, T., Tanabe, K., Tsujimura, N. & Enpuku, K., Nov 1 2015, In : IEEE Transactions on Magnetics. 51, 11, 7113867.

Research output: Contribution to journalArticle

Hysteresis
Nanoparticles
Hysteresis loops
Magnetic moments
Tumors
27 Citations (Scopus)

Influence of potassium permanganate on the anisotropic growth and enhanced UV emission of ZnO nanostructures using hydrothermal process for optoelectronic applications

Dixit, T., Bilgaiyan, A., Palani, I. A., Nakamura, D., Okada, T. & Singh, V., Sep 23 2015, In : Journal of Sol-Gel Science and Technology. 75, 3, p. 693-702 10 p.

Research output: Contribution to journalArticle

Potassium Permanganate
Nanorods
Optoelectronic devices
Potassium
Nanostructures
2 Citations (Scopus)

Laser doping of Sb into ZnO nanowires in the Sb nanoparticle-dispersed liquid

Kawahara, H., Shimogaki, T., Higashihata, M., Ikenoue, H., Nakamura, D. & Okada, T., Jun 22 2015, In : Applied Physics B: Lasers and Optics. 119, 3, p. 463-467 5 p.

Research output: Contribution to journalArticle

nanowires
nanoparticles
liquids
lasers
laser ablation

Magnetic liquid-phase immunoassay using magneto-resistive sensor

Sakakibara, T., Noguchi, K., Yoshida, T. & Enpuku, K., Jan 1 2015, In : Research Reports on Information Science and Electrical Engineering of Kyushu University. 20, 1, p. 21-27 7 p.

Research output: Contribution to journalArticle

Sensors
Liquids
Antigens
Magnetic moments
Washing
5 Citations (Scopus)

Narrowband magnetic nanoparticle imaging using cooled pickup coil and gradient field

Enpuku, K., Miyazaki, T., Morishita, M., Tsujita, Y., Matsuo, M., Bai, S., Sasayama, T. & Yoshida, T., Jan 1 2015, In : Japanese Journal of Applied Physics. 54, 5, 057002.

Research output: Contribution to journalArticle

Pickups
narrowband
coils
Nanoparticles
Imaging techniques
3 Citations (Scopus)

Narrowband Magnetic Particle Imaging Utilizing Electric Scanning of Field Free Point

Bai, S., Hirokawa, A., Tanabe, K., Sasayama, T., Yoshida, T. & Enpuku, K., Nov 1 2015, In : IEEE Transactions on Magnetics. 51, 11, 7113848.

Research output: Contribution to journalArticle

Nanoparticles
Scanning
Imaging techniques
Pickups
Signal detection
2 Citations (Scopus)

Optical characterization of ZnO microsphere produced by laser ablation in air

Nakamura, D., Tetsuyama, N., Shimogaki, T., Sato, Y., Mizokami, Y., Higashihata, M. & Okada, T., Jan 1 2015, In : Journal of Laser Micro Nanoengineering. 10, 2, p. 162-165 4 p.

Research output: Contribution to journalArticle

Whispering gallery modes
whispering gallery modes
Laser ablation
Microspheres
laser ablation
15 Citations (Scopus)

Phosphorus concentration dependent microstructure and optical property of zno nanowires grown by high-pressure pulsed laser deposition

Qiu, Z., Gong, H., Yang, X., Zhang, Z., Han, J., Cao, B., Nakamura, D. & Okada, T., Feb 26 2015, In : Journal of Physical Chemistry C. 119, 8, p. 4371-4378 8 p.

Research output: Contribution to journalArticle

Pulsed laser deposition
Phosphorus
Nanowires
pulsed laser deposition
phosphorus
1 Citation (Scopus)

Recovery-less boost converter with saturable inductor for electric vehicle applications

Martinez, W., Imaoka, J., Nanamori, K., Yamamoto, M. & Kawashima, T., Sep 1 2015, In : IEEJ Transactions on Industry Applications. 135, 9, p. 914-921 8 p.

Research output: Contribution to journalArticle

Electric vehicles
Recovery
Powertrains
Power converters
Cooling systems