Research Output 1976 2019

2019

3300V Scaled IGBTs Driven by 5V Gate Voltage

Saraya, T., Itou, K., Takakura, T., Fukui, M., Suzuki, S., Takeuchi, K., Tsukuda, M., Numasawa, Y., Satoh, K., Matsudai, T., Saito, W., Kakushima, K., Hoshii, T., Furukawa, K., Watanabe, M., Shigyo, N., Wakabayashi, H., Tsutsui, K., Iwai, H., Ogura, A. & 4 others, Nishizawa, S. I., Omura, I., Ohashi, H. & Hiramoto, T., May 2019, 2019 31st International Symposium on Power Semiconductor Devices and ICs, ISPSD 2019. Institute of Electrical and Electronics Engineers Inc., p. 43-46 4 p. 8757626. (Proceedings of the International Symposium on Power Semiconductor Devices and ICs; vol. 2019-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Insulated gate bipolar transistors (IGBT)
Degradation
Electric potential

A Comprehensive performance assessment of the integration of magnetic bearings with horizontal axis wind turbine

Fekry, M., Mohamed, A. M., Fanni, M. & Yoshida, S., Feb 1 2019, In : Mathematics and Computers in Simulation. 156, p. 1-39 39 p.

Research output: Contribution to journalArticle

Magnetic Bearing
Magnetic bearings
Performance Assessment
Wind Turbine
Wind turbines

Aeroelastic analysis of a coplanar twin-rotor wind turbine

Ismaiel, A. & Yoshida, S., Jan 1 2019, In : Energies. 12, 10, 1881.

Research output: Contribution to journalArticle

Open Access
Coplanar
Wind Turbine
Wind turbines
Rotor
Towers

Analysis of back-gate effect on threshold voltage of p-channel GaN MOSFETs on polarization-junction substrates

Hoshii, T., Nakajima, A., Nishizawa, S., Ohashi, H., Kakushima, K., Wakabayashi, H. & Tsutsui, K., Jan 1 2019, In : Japanese Journal of Applied Physics. 58, 6, 061006.

Research output: Contribution to journalArticle

Open Access
Threshold voltage
threshold voltage
field effect transistors
Polarization
Networks (circuits)
1 Citation (Scopus)

A study on a floating type shrouded wind turbine: Design, modeling and analysis

Zhu, H., Makoto, S., Hu, C. & Yoshida, S., Apr 1 2019, In : Renewable Energy. p. 1099-1113 15 p.

Research output: Contribution to journalArticle

Wind turbines
Towers
Bearings (structural)
Mooring
Hinges

A study on the platform-pitching vibration of floating offshore wind turbines based on classical control theory

Kakuya, H., Yoshida, S., Sato, I. & Utsunomiya, T., Jan 1 2019, (Accepted/In press) In : Wind Engineering.

Research output: Contribution to journalArticle

Offshore wind turbines
Vibration control
Control theory
Transfer functions
Bode diagrams
4 Citations (Scopus)

Bending strength of CFRP laminated adhesive joints fabricated by vacuum-assisted resin transfer molding

Abusrea, M. R., Han, S. W., Arakawa, K. & Choi, N. S., Jan 1 2019, In : Composites Part B: Engineering. 156, p. 8-16 9 p.

Research output: Contribution to journalArticle

Adhesive joints
Resin transfer molding
Carbon fiber reinforced plastics
Bending strength
Carbon fibers
circuit breakers
Electric circuit breakers
Junction gate field effect transistors
direct current
degradation

Demonstration of 1200V Scaled IGBTs Driven by 5V Gate Voltage with Superiorly Low Switching Loss

Saraya, T., Itou, K., Takakura, T., Fukui, M., Suzuki, S., Takeuchi, K., Tsukuda, M., Numasawa, Y., Satoh, K., Matsudai, T., Saito, W., Kakushima, K., Hoshii, T., Furukawa, K., Watanabe, M., Shigyo, N., Tsutsui, K., Iwai, H., Ogura, A., Nishizawa, S. & 3 others, Omura, I., Ohashi, H. & Hiramoto, T., Jan 16 2019, 2018 IEEE International Electron Devices Meeting, IEDM 2018. Institute of Electrical and Electronics Engineers Inc., p. 8.4.1-8.4.4 8614491. (Technical Digest - International Electron Devices Meeting, IEDM; vol. 2018-December).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Insulated gate bipolar transistors (IGBT)
Demonstrations
Electric potential
electric potential
scaling

Development of novel collagen scaffolds with different bioceramic particles for bone tissue engineering

Arahira, T. & Todo, M., Dec 1 2019, In : Composites Communications. 16, p. 30-32 3 p.

Research output: Contribution to journalArticle

Natural polymers
Bioceramics
Scaffolds (biology)
Tissue engineering
Collagen

Effect of nitrogen and aluminium on silicon carbide polytype stability

Nishizawa, S. & F.Mercier, Jul 15 2019, In : Journal of Crystal Growth. 518, p. 99-102 4 p.

Research output: Contribution to journalArticle

Aluminum
Silicon carbide
silicon carbides
Nitrogen
aluminum
1 Citation (Scopus)

Effect of rotor thrust on the average tower drag of downwind turbines

Yoshida, S., Fujii, K., Hamasaki, M. & Takada, A., Jan 12 2019, In : Energies. 12, 2, 227.

Research output: Contribution to journalArticle

Turbine
Drag
Rotor
Towers
Turbines

Effects of compressive ratio and sintering temperature on mechanical properties of biocompatible collagen/hydroxyapatite composite scaffolds fabricated for bone tissue engineering

Islam, M. S., Rahman, A. M. Z., Sharif, M. H., Khan, A., Abdulla-Al-Mamun, M. & Todo, M., Apr 3 2019, In : Journal of Asian Ceramic Societies. 7, 2, p. 183-198 16 p.

Research output: Contribution to journalArticle

Open Access
Durapatite
Scaffolds (biology)
Hydroxyapatite
Tissue engineering
Collagen
Cartilage
Scaffolds (biology)
Stem cells
Mesenchymal Stromal Cells
Collagen

Evaluations of minority carrier lifetime in floating zone Si affected by Si insulated gate bipolar transistor processes

Kobayashi, H., Yokogawa, R., Kinoshita, K., Numasawa, Y., Ogura, A., Nishizawa, S., Saraya, T., Ito, K., Takakura, T., Suzuki, S. I., Fukui, M., Takeuchi, K. & Hiramoto, T., Jan 1 2019, In : Japanese Journal of Applied Physics. 58, 59, SBBD07.

Research output: Contribution to journalArticle

Open Access
Carrier lifetime
Insulated gate bipolar transistors (IGBT)
carrier lifetime
bipolar transistors
minority carriers

Freewheeling Diode Technology with Low Loss and High Dynamic Ruggedness in High-Speed IGBT Applications

Nakamura, K., Masuoka, F., Nishii, A., Nishizawa, S. I. & Furukawa, A., Nov 2019, In : IEEE Transactions on Electron Devices. 66, 11, p. 4842-4849 8 p., 8852709.

Research output: Contribution to journalArticle

Insulated gate bipolar transistors (IGBT)
Diodes
Recovery
Electric fields
Electron injection
1 Citation (Scopus)
Open Access
wave-structure interaction
development theory
software
Ocean engineering
Ocean structures
1 Citation (Scopus)

Impact of three-dimensional current flow on accurate TCAD simulation for trench-gate IGBTs

Watanabe, M., Shigyo, N., Hoshii, T., Furukawa, K., Kakushima, K., Satoh, K., Matsudai, T., Saraya, T., Takakura, T., Itou, K., Fukui, M., Suzuki, S., Takeuchi, K., Muneta, I., Wakabayashi, H., Nakajima, A., Nishizawa, S. I., Tsutsui, K., Hiramoto, T., Ohashi, H. & 1 others, Iwai, H., May 2019, 2019 31st International Symposium on Power Semiconductor Devices and ICs, ISPSD 2019. Institute of Electrical and Electronics Engineers Inc., p. 311-314 4 p. 8757640. (Proceedings of the International Symposium on Power Semiconductor Devices and ICs; vol. 2019-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Insulated gate bipolar transistors (IGBT)
Current voltage characteristics

In-situ measurement of CO gas concentration in a Czochralski furnace of silicon crystals

Miyamura, Y., Harada, H., Liu, X., Nakano, S., Nishizawa, S. & Kakimoto, K., Feb 1 2019, In : Journal of Crystal Growth. 507, p. 154-156 3 p.

Research output: Contribution to journalArticle

Silicon
Carbon Monoxide
in situ measurement
furnaces
contamination
wind turbine
wind wave
wave energy
Wind turbines
experimental study

Numerical analysis of effects of arms with different cross-sections on straight-bladed vertical axis wind turbine

Hara, Y., Horita, N., Yoshida, S., Akimoto, H. & Sumi, T., Jan 1 2019, In : Energies. 12, 11, 2106.

Research output: Contribution to journalArticle

Open Access
Wind Turbine
Blade
Wind turbines
Straight
Numerical analysis

Numerical and experimental studies on cloaked arrays of truncated cylinders under different wave directions

Zhang, Z., He, G., Wang, Z., Liu, S., Gou, Y. & Liu, Y., Jul 1 2019, In : Ocean Engineering. 183, p. 305-317 13 p.

Research output: Contribution to journalArticle

Piercing
Genetic algorithms
Experiments
3 Citations (Scopus)

On hydrodynamic characteristics of gap resonance between two fixed bodies in close proximity

Gao, J., Zang, J., Chen, L., Chen, Q., Ding, H. & Liu, Y., Feb 1 2019, In : Ocean Engineering. 173, p. 28-44 17 p.

Research output: Contribution to journalArticle

Hydrodynamics
Wave transmission
Energy dissipation
Computational fluid dynamics
Damping

Prediction of bone damage formation in resurfacing hip arthroplasty

Izmin, N. A. N., Todo, M. & Abdullah, A. H., Oct 2019, In : International Journal of Engineering and Advanced Technology. 9, 1, p. 5879-5885 7 p.

Research output: Contribution to journalArticle

Open Access
Arthroplasty
Bone
Tomography
Cobalt
Chromium
Offshore wind turbines
Demonstrations
Torque
Vibration control
Speed control
1 Citation (Scopus)

Stick-slip frictional instabilities of rubbers on oiled glass surfaces

Arakawa, K., Mar 1 2019, In : Tribology International. 131, p. 11-14 4 p.

Research output: Contribution to journalArticle

Stick-slip
Rubber
rubber
slip
Glass
Hydrodynamics
Seakeeping
Fluids
Control surfaces
Eigenvalues and eigenfunctions

Vertical bipolar transistor test structure for measuring minority carrier lifetime in IGBTs

Takeuchi, K., Fukui, M., Saraya, T., Itou, K., Takakura, T., Suzuki, S., Numasawa, Y., Kakushima, K., Hoshii, T., Furukawa, K., Watanabe, M., Shigyo, N., Wakabayashi, H., Tsukuda, M., Ogura, A., Tsutsui, K., Iwai, H., Nishizawa, S., Omura, I., Ohashi, H. & 1 others, Hiramoto, T., Mar 1 2019, 2019 IEEE 32nd International Conference on Microelectronic Test Structures, ICMTS 2019. Institute of Electrical and Electronics Engineers Inc., p. 98-101 4 p. 8730922. (IEEE International Conference on Microelectronic Test Structures; vol. 2019-March).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Carrier lifetime
Bipolar transistors
Insulated gate bipolar transistors (IGBT)
Fabrication
Electric potential
2 Citations (Scopus)

Wave radiation from multiple cylinders of arbitrary cross sections

Zheng, S., Zhang, Y., Liu, Y. & Iglesias, G., Jul 15 2019, In : Ocean Engineering. 184, p. 11-22 12 p.

Research output: Contribution to journalArticle

Caissons
Radiation
Fourier series
Boundary element method
Eigenvalues and eigenfunctions

Wind turbine wake modeling in accelerating wind field: A preliminary study on a two-dimensional hill

Ibrahim, O. M. A. M., Yoshida, S., Hamasaki, M. & Takada, A., Aug 9 2019, In : Fluids. 4, 3, 153.

Research output: Contribution to journalArticle

Open Access
wind turbines
wakes
Wind turbines
wind tunnel tests
Wind tunnels
2018
1 Citation (Scopus)

A comparison of CFRP composite laminated joints fabricated with vacuum assisted resin transfer molding

Asadi, A., Abusrea, M. R., Arakawa, K., Colton, J. & Kalaitzidou, K., Sep 1 2018, In : Express Polymer Letters. 12, 9, p. 781-789 9 p.

Research output: Contribution to journalArticle

resin transfer molding
Resin transfer molding
Laminated composites
carbon fibers
Carbon fibers
2 Citations (Scopus)

Aerodynamic performance enhancement using active flow control on DU96-W-180 wind turbine airfoil

Halawa, A. M., Elhadidi, B. & Yoshida, S., Mar 2018, In : Evergreen. 5, 1, p. 16-24 9 p.

Research output: Contribution to journalArticle

flow control
wind turbine
Airfoils
Flow control
Wind turbines
1 Citation (Scopus)

A reliable open-source package for performance evaluation of floating renewable energy systems in coastal and offshore regions

Liu, Y., Yoshida, S., Hu, C., Makoto, S., Sun, L., Gao, J., Cong, P. & He, G., Oct 15 2018, In : Energy Conversion and Management. 174, p. 516-536 21 p.

Research output: Contribution to journalArticle

Software packages
Green's function
Computer simulation
Costs
1 Citation (Scopus)

Combined blade-element momentum-lifting line model for variable loads on downwind turbine towers

Yoshida, S., Oct 2018, In : Energies. 11, 10, 2521.

Research output: Contribution to journalArticle

Turbine
Blade
Towers
Momentum
Turbines
Knee prostheses
Knee Replacement Arthroplasties
Cams
Mechanics
Muscle
2 Citations (Scopus)

DC-bias-voltage dependence of degradation of aluminum electrolytic capacitors

Hasegawa, K., Tsuzaki, K. & Nishizawa, S., Apr 1 2018, In : Microelectronics Reliability. 83, p. 115-118 4 p.

Research output: Contribution to journalArticle

Electrolytic capacitors
Bias voltage
Aluminum
capacitors
Capacitors
2 Citations (Scopus)

Development of cylindrical microfibrous scaffold using melt-spinning method for vascular tissue engineering

Pangesty, A. & Todo, M., Oct 1 2018, In : Materials Letters. 228, p. 334-338 5 p.

Research output: Contribution to journalArticle

melt spinning
Melt spinning
tissue engineering
Scaffolds (biology)
Tissue engineering

Development of Multiple Layers of PLCL Scaffold for Vascular Tissue Engineering

Pangesty, A. I. & Todo, M., Nov 13 2018, Proceedings of 2018 2nd International Conference on Biomedical Engineering: Smart Technology for Better Society, IBIOMED 2018. Institute of Electrical and Electronics Engineers Inc., p. 138-142 5 p. 8534874. (Proceedings of 2018 2nd International Conference on Biomedical Engineering: Smart Technology for Better Society, IBIOMED 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

tissue engineering
Tissue Engineering
Scaffolds (biology)
Tissue engineering
Scaffolds

Do thermal donors reduce the lifetimes of Czochralski-grown silicon crystals?

Miyamura, Y., Harada, H., Nakano, S., Nishizawa, S. & Kakimoto, K., May 1 2018, In : Journal of Crystal Growth. 489, p. 1-4 4 p.

Research output: Contribution to journalArticle

Silicon
life (durability)
Crystals
silicon
crystals

ESR and capacitance monitoring of a dc-link capacitor used in a three-phase PWM inverter with a front-end diode rectifier

Hasegawa, K., Nishizawa, S. & Omura, I., Sep 1 2018, In : Microelectronics Reliability. 88-90, p. 433-437 5 p.

Research output: Contribution to journalArticle

pulse duration modulation
rectifiers
Pulse width modulation
capacitors
Diodes
2 Citations (Scopus)

Experimental and numerical studies of a horizontal axis wind turbine performance over a steep 2D hill

Ibrahim, O. M. A. M. & Yoshida, S., Sep 1 2018, In : Evergreen. 5, 3, p. 12-21 10 p.

Research output: Contribution to journalArticle

wind turbine
Wind turbines
wind tunnel
Wind tunnels
computational fluid dynamics
3 Citations (Scopus)

Experimental results of floating platform vibration control with mode change function using full-scale spar-type floating offshore wind turbine

Kakuya, H., Shiraishi, T., Yoshida, S., Utsunomiya, T. & Sato, I., Jun 1 2018, In : Wind Engineering. 42, 3, p. 230-242 13 p.

Research output: Contribution to journalArticle

Offshore wind turbines
Vibration control
Vibrations (mechanical)
Speed control
Bandpass filters
5 Citations (Scopus)

GaN-based complementary metal-oxide- semiconductor inverter with normally off Pch and Nch MOSFETs fabricated using polarisation-induced holes and electron channels

Nakajima, A., Kubota, S., Tsutsui, K., Kakushima, K., Wakabayashi, H., Iwai, H., Nishizawa, S. & Ohashi, H., Apr 10 2018, In : IET Power Electronics. 11, 4, p. 689-694 6 p.

Research output: Contribution to journalArticle

Gallium nitride
MOSFET devices
Polarization
Electron gas
Electrons

High Strain-Rate Compressive Properties of Carbon/Epoxy Laminated Composites-Effects of loading direction and temperature

Nakai, K., Fukushima, T., Yokoyama, T. & Arakawa, K., Sep 7 2018, DYMAT 2018 - 12th International Conference on the Mechanical and Physical Behaviour of Materials under Dynamic Loading. Cosculluela, A., Cadoni, E., Buzaud, E. & Couque, H. (eds.). EDP Sciences, 02011. (EPJ Web of Conferences; vol. 183).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

strain rate
composite materials
carbon
test equipment
aspect ratio
1 Citation (Scopus)

Interphase volume calculation of polyimide/TiO2 nanofibers nanocomposite based on dielectric constant model and its effect on glass transition

Lay, M., Meng, S., Ramli, M. R., Ahmad, Z., Ismail, H., Huat, T. S. & Todo, M., Dec 1 2018, In : Journal of Materials Science: Materials in Electronics. 29, 24, p. 20742-20749 8 p.

Research output: Contribution to journalArticle

Nanofibers
fillers
polyimides
Polyimides
Fillers
1 Citation (Scopus)

New Methodology for Evaluating Minority Carrier Lifetime for Process Assessment

Kakushima, K., Hoshii, T., Watanabe, M., Shizyo, N., Furukawa, K., Saraya, T., Takakura, T., Itou, K., Fukui, M., Suzuki, S., Takeuchi, K., Muneta, I., Wakabayashi, H., Numasawa, Y., Ogura, A., Nishizawa, S., Tsutsui, K., Hiramoto, T., Ohashi, H. & Iwai, H., Oct 22 2018, 2018 IEEE Symposium on VLSI Circuits, VLSI Circuits 2018. Institute of Electrical and Electronics Engineers Inc., p. 105-106 2 p. 8502399. (IEEE Symposium on VLSI Circuits, Digest of Technical Papers; vol. 2018-June).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Carrier lifetime
Substrates
Temperature
Degradation
2 Citations (Scopus)

Numerical analyses and experimental validations on transport and control of carbon in Czochralski silicon crystal growth

Liu, X., Harada, H., Miyamura, Y., Han, X. F., Nakano, S., Nishizawa, S. & Kakimoto, K., Oct 1 2018, In : Journal of Crystal Growth. 499, p. 8-12 5 p.

Research output: Contribution to journalArticle

Silicon
Carbon Monoxide
Crystallization
Crystal growth
crystal growth
1 Citation (Scopus)

Numerical Fluid-Structure Interaction Study on the NREL 5MW HAWT

Halawa, A. M., Sessarego, M., Shen, W. Z. & Yoshida, S., Jun 19 2018, In : Journal of Physics: Conference Series. 1037, 2, 022026.

Research output: Contribution to journalConference article

wind turbines
flutter
fluids
aerodynamic loads
rotor blades
5 Citations (Scopus)

Numerical study on transient harbor oscillations induced by successive solitary waves

Gao, J., Ji, C., Liu, Y., Ma, X. & Gaidai, O., Feb 1 2018, In : Ocean Dynamics. 68, 2, p. 193-209 17 p.

Research output: Contribution to journalArticle

seiche
solitary wave
harbor
wave height
wave energy
3 Citations (Scopus)

Relationship between carbon concentration and carrier lifetime in CZ-Si crystals

Miyamura, Y., Harada, H., Nakano, S., Nishizawa, S. & Kakimoto, K., Mar 15 2018, In : Journal of Crystal Growth. 486, p. 56-59 4 p.

Research output: Contribution to journalArticle

Carrier lifetime
carrier lifetime
Silicon
Carbon
life (durability)