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Research Output 1970 2020

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Conference article
2019

Active magnetic bearing for a liquid nitrogen pump

Kamioka, Y., Kajikawa, K., Hirai, H., Ozaki, S., Nakamura, T., Imagawa, S. & Ishiyama, A., 2019 Jun 3, In : IOP Conference Series: Materials Science and Engineering. 502, 1, 012153.

Research output: Contribution to journalConference article

Open Access
Bearings (structural)
Magnetic bearings
Liquid nitrogen
Pumps
Submersible pumps

Cavitation erosion resistance of high-strength fiber reinforced composite material

Taillon, G., Saito, S., Miyagawa, K. & Kawakita, C., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 6, 062056.

Research output: Contribution to journalConference article

Open Access
cavitation
erosion
erosion rate
acoustics
Young modulus

Characteristics and internal flow of a low specific speed pump used as a turbine

Liu, Z. H., Yukawa, T., Miyagawa, K., Fahimi, T. & Tahani, M., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 4, 042007.

Research output: Contribution to journalConference article

Open Access
turbine
pump
suction
small scale hydropower
secondary flow
1 Citation (Scopus)

Computational analysis of flow-driven string dynamics in a pump and residence time calculation

Komiya, K., Kanai, T., Otoguro, Y., Kaneko, M., Hirota, K., Zhang, Y., Takizawa, K., Tezduyar, T. E., Nohmi, M., Tsuneda, T., Kawai, M. & Isono, M., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 6, 062014.

Research output: Contribution to journalConference article

Open Access
residence time
pump
geometry
fluid mechanics
analysis
Pistons
Gasoline
Insulation
Compaction
Engines

Counter-rotating type tidal stream power unit: Excellent performance verified at offshore test

Samura, I., Kuwano, K., Kawashima, R., Oda, T., Imakyurei, T., Inoue, H., Tokunaga, Y., Kanemoto, T., Miyagawa, K., Miwa, T. & Yamanokuchi, H., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 5, 052003.

Research output: Contribution to journalConference article

Open Access
torque
shaft
control system
momentum
friction
Open Access
pump
liquid
leakage
design method
engine

Design optimization of medium specific speed Francis turbines with unshrouded runners

Takahashi, W., Shinji, M., Liu, Z. H., Miyagawa, K. & Hayashi, Y., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 2, 022060.

Research output: Contribution to journalConference article

Open Access
turbine
leakage
manufacturing
cost
loss
Open Access
small scale hydropower
turbine
cost
footprint
topology

Flow field and cavitation characteristics of hydrofoils coated with hydrophilic and hydrophobic polymers

Mineshima, T., Onishi, K. & Miyagawa, K., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 6, 062055.

Research output: Contribution to journalConference article

Open Access
cavitation
flow field
coating
polymer
turbine

Fluid exciting force due to flutter and rotor-stator interactions in axial flow turbines

Ajiro, K., Matsuda, K., Onishi, K., Mineshima, T. & Miyagawa, K., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 2, 022061.

Research output: Contribution to journalConference article

Open Access
turbine
hydraulics
fluid
fluid-structure interaction
Navier-Stokes equations

Influence of clearance flow on disk friction loss in low specific speed hydraulic machines

Ujiie, R., Ichinose, A., Nakamura, Y., Miyagawa, K. & Sano, T., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 3, 032043.

Research output: Contribution to journalConference article

Open Access
friction
hydraulics
pump
torque
vortex

Influence of forward rake and skew blade angle on positive slope characteristics of mixed flow pumps

Nitta, N., Maeda, S., Kanno, H., Miyagawa, K., Shinozuka, Y., Kado, K. & Tomimatsu, S., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 3, 032045.

Research output: Contribution to journalConference article

Open Access
pump
angular momentum
rate

Influence of guide vane clearance on internal flow of medium-specific speed Francis turbine

Kishor Kumar, G., Tanaka, T., Yamaguchi, N., Taniwaki, T., Miyagawa, K. & Takahashi, W., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 2, 022056.

Research output: Contribution to journalConference article

Open Access
turbine
speed
experiment
sensor
simulation

Low-carbon water and space heating using solar energy, Japan's experience

Farabi-Asl, H., Chapman, A., Itaoka, K. & Taghi Zadeh Hesary, F., 2019 Jan 1, In : Energy Procedia. 158, p. 947-952 6 p.

Research output: Contribution to journalConference article

Open Access
Solar heating
Space heating
Solar energy
Carbon
Water

Proposal of a new hydraulic turbine capable of high efficiency operation over a wide range of flow rate and effective head

Irie, T., Takahashi, W., Shinji, M., Miyagawa, K., Sugimoto, T., Naganuma, T. & Waku, R., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 2, 022064.

Research output: Contribution to journalConference article

Open Access
turbine
hydraulics
outflow
vortex
rate

Radiation-Hydrodynamic Simulations of Core-collapse Supernovae with 6 Dimensional Boltzmann Neutrino Transport

Nagakura, H., Furusawa, S., Togashi, H., Sumiyoshi, K. & Yamada, S., 2019 Jun 5, In : Journal of Physics: Conference Series. 1225, 1, 012003.

Research output: Contribution to journalConference article

Open Access
supernovae
neutrinos
hydrodynamics
radiation
simulation

Selecting the optimum inspection method for preventive maintenance

Kuboki, N. & Takata, S., 2019 Jan 1, In : Procedia CIRP. 80, p. 512-517 6 p.

Research output: Contribution to journalConference article

Open Access
Preventive maintenance
Inspection
Deterioration
Monitoring
Costs

Statistical analysis of cavitation erosion impacts in a vibratory apparatus with copulas

Taillon, G., Onishi, K., Mineshima, T. & Miyagawa, K., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 6, 062035.

Research output: Contribution to journalConference article

Open Access
cavitation
statistical analysis
erosion
sensor
distribution

Unsteady RANS simulation of three-stage centrifugal pumps with different impeller-diffuser gaps

Takamine, T., Watanebe, S. & Miyagawa, K., 2019 Mar 28, In : IOP Conference Series: Earth and Environmental Science. 240, 9, 092002.

Research output: Contribution to journalConference article

Open Access
pump
thrust
simulation
hydraulics
machinery
2018
Divergence
Segmentation
Standard deviation
Percentage
Estimate

CENTRE@CLEF2018: Overview of the replicability task

Ferro, N., Maistro, M., Sakai, T. & Soboroff, I., 2018 Jan 1, In : CEUR Workshop Proceedings. 2125

Research output: Contribution to journalConference article

1 Citation (Scopus)

Density functional theory calculations of the water interactions with ZrO2 nanoparticles Y2O3 doped

Subhoni, M., Kholmurodov, K., Doroshkevich, A., Asgerov, E., Yamamoto, T., Lyubchyk, A., Almasan, V. & Madadzada, A., 2018 Mar 28, In : Journal of Physics: Conference Series. 994, 1, 012013.

Research output: Contribution to journalConference article

density functional theory
nanoparticles
water
electronics
atmospheric moisture

Enhancement of thermoelectric power of a Si nanowire micro thermoelectric generator by improving the thermal conductivity of AlN thermally conductive film

Zhan, T., Yamato, R., Hashimoto, S., Oba, S., Himeda, Y., Xu, Y., Matsukawa, T. & Watanabe, T., 2018 Jul 26, In : Journal of Physics: Conference Series. 1052, 1, 012131.

Research output: Contribution to journalConference article

thermoelectric generators
aluminum nitrides
nanowires
thermal conductivity
augmentation

Environmentally stable perovskite film for active material of high stability solid state solar cells

Bahtiar, A., Putri, M., Nurazizah, E. S., Risdiana & Furukawa, Y., 2018 May 18, In : Journal of Physics: Conference Series. 1013, 1, 012176.

Research output: Contribution to journalConference article

solar cells
solid state
humidity
coating
air
1 Citation (Scopus)

Exploring the Notion of the Family Friendly City

Drianda, R. P., 2018 Jun 1, In : IOP Conference Series: Earth and Environmental Science. 158, 1, 012004.

Research output: Contribution to journalConference article

family
city
workplace
lifestyle
drug

Investigation on Stress Relaxation Behavior of High-Strength Steel Sheets Based on Elasto-viscoplasticity

Takamura, M., Murasawa, K., Kusuda, Y., Suzuki, Y., Hakoyama, T., Ikeda, Y., Otake, Y., Hama, T. & Suzuki, S., 2018 Aug 6, In : Journal of Physics: Conference Series. 1063, 1, 12123.

Research output: Contribution to journalConference article

viscoplasticity
high strength steels
stress relaxation
strain rate
chutes

J-V characteristic of perovskite solar cells using lead(II) thiocyanate doped-methylammonium lead iodide (MAPbI3) as active material

Bahtiar, A., Putri, M., Nurazizah, E. S., Setianto, Saragi, T., Risdiana, Yamashita, M., Ikawa, S. & Furukawa, Y., 2018 Sep 17, In : Journal of Physics: Conference Series. 1080, 1, 012012.

Research output: Contribution to journalConference article

iodides
solar cells
planar structures
humidity
ions

Time and flow stress dependences of internal stress during stress relaxation

Kusuda, Y., Murasawa, K., Suzuki, Y., Suzuki, S., Takamura, M., Hakoyama, T., Ikeda, Y., Otake, Y. & Hama, T., 2018 Jan 1, In : Procedia Manufacturing. 15, p. 1746-1753 8 p.

Research output: Contribution to journalConference article

Open Access
Stress relaxation
Plastic flow
Residual stresses
Formability
Strain rate
2017

Evaluating evaluation measures with worst-case confidence interval widths

Sakai, T., 2017 Jan 1, In : CEUR Workshop Proceedings. 2008, p. 16-19 4 p.

Research output: Contribution to journalConference article

Analysis of variance (ANOVA)

STM measurements of Ni impurity effects in Bi2212

Nakagawa, A., Sakaidani, T., Kiguchi, Y., Uto, T. & Matsuda, A., 2017 Jul 26, In : Journal of Physics: Conference Series. 871, 1, 012012.

Research output: Contribution to journalConference article

impurities
temperature
space transportation system
switches
temperature dependence
1 Citation (Scopus)

Test collections and measures for evaluating customer-helpdesk dialogues

Zeng, Z., Luo, C., Shang, L., Li, H. & Sakai, T., 2017 Jan 1, In : CEUR Workshop Proceedings. 2008, p. 1-9 9 p.

Research output: Contribution to journalConference article

Online conferencing

The effect of inter-assessor disagreement on IR system evaluation: A case study with lancers and students

Sakai, T., 2017 Jan 1, In : CEUR Workshop Proceedings. 2008, p. 31-38 8 p.

Research output: Contribution to journalConference article

Students
Statistical tests
Websites
Concretes
1 Citation (Scopus)

Towards automatic evaluation of multi-turn dialogues: A task design that leverages inherently subjective annotations

Sakai, T., 2017 Jan 1, In : CEUR Workshop Proceedings. 2008, p. 24-30 7 p.

Research output: Contribution to journalConference article

Bins
Labels
Gold

Unanimity-aware gain for highly subjective assessments

Sakai, T., 2017 Jan 1, In : CEUR Workshop Proceedings. 2008, p. 39-42 4 p.

Research output: Contribution to journalConference article

Statistical tests
Experiments

Web application to manage and improve software development projects by SEMAT essence

Senzaki, Y., Liu, S., Washizaki, H., Kobayashi, H. & Adachi, M., 2017 Jan 1, In : CEUR Workshop Proceedings. 2017, p. 38-42 5 p.

Research output: Contribution to journalConference article

Software engineering
Health
Robots
Students
Experiments
2016

Large-scale loudspeaker array system for sound field reproduction using high-speed 1 bit signal processing

Yamanaka, Y., Takeuchi, D., Kuze, D., Ikeda, Y. & Oikawa, Y., 2016 Nov 28, In : Proceedings of Meetings on Acoustics. 29, 1, 055005.

Research output: Contribution to journalConference article

hubs
loudspeakers
sound fields
signal processing
high speed
7 Citations (Scopus)

Optical sensing of sound fields: Non-contact, quantitative, and single-shot imaging of sound using high-speed polarization camera

Ishikawa, K., Yatabe, K., Ikeda, Y., Oikawa, Y., Onuma, T., Niwa, H. & Yoshii, M., 2016 Nov 28, In : Proceedings of Meetings on Acoustics. 29, 1, 030005.

Research output: Contribution to journalConference article

sound fields
shot
cameras
high speed
acoustics
1 Citation (Scopus)

Three-dimensional noise mapping system with aerial blimp robot

Saitou, R., Ikeda, Y. & Oikawa, Y., 2016 Nov 28, In : Proceedings of Meetings on Acoustics. 29, 1, 040006.

Research output: Contribution to journalConference article

propellers
robots
balloons
sound pressure
microphones
6 Citations (Scopus)

Three-dimensional sound-field visualization system using head mounted display and stereo camera

Inoue, A., Ikeda, Y., Yatabe, K. & Oikawa, Y., 2016 Nov 28, In : Proceedings of Meetings on Acoustics. 29, 1, 025001.

Research output: Contribution to journalConference article

sound fields
cameras
sound intensity
microphones
acoustics
2013

Updating the reliability of concrete structures subjected to carbonation

Hagino, T., Akiyama, M. & Yoshida, I., 2013 Jan 1, In : Sustainable Construction Materials and Technologies. 2013-August, e079.

Research output: Contribution to journalConference article

Carbonation
Random variables
Concrete construction
Steel corrosion
Deterioration
2001

Stabilization of solutions of the diffusion equation with a non-lipschitz reaction term

Kuto, K., 2001 Aug 1, In : Nonlinear Analysis, Theory, Methods and Applications. 47, 2, p. 789-800 12 p.

Research output: Contribution to journalConference article

Non-Lipschitz
Diffusion equation
Stabilization
Boundary conditions
Solution Existence
1991

Chirp technique approach for objects' identification

Genis, V., Oboznenko, I., Reid, J. M., Lewin, P. A. & Soetanto, K., 1991 Jan 1, In : Proceedings - IEEE Ultrasonics Symposium. p. 1239-1242 4 p., 234313.

Research output: Contribution to journalConference article

chirp
sweep frequency
inhomogeneity
tumors
underwater acoustics

Study of breast pathology using a 2-D color flow system

Oung, H., Reid, J. M., Genis, V., Raghavan, R., Soetanto, K., Ortega, H., Goldberg, B., West, F. & Schmidt, A. W., 1991 Jan 1, In : Proceedings - IEEE Ultrasonics Symposium. p. 1269-1271 3 p., 234319.

Research output: Contribution to journalConference article

pathology
breast
color
tumors
signal to noise ratios
1989

Realization of obstacle avoidance by biped walking robot equipped with vision system

Shin, D., Takanishi, A., Yoshigahara, T., Ohteru, S., Takeya, T. & Kato, I., 1989 Jan 1, In : IEEE International Conference on Intelligent Robots and Systems. 1989-September, p. 268-275 8 p., 637918.

Research output: Contribution to journalConference article

Collision avoidance
Robots
Timber
CCD cameras
Experiments
1988

Joint-compliance control of the multiple dof manipulator

Sugano, S., Hirayama, M., Hatase, T., Kaneko, M. & Kato, I., 1988 Jan 1, In : IEEE International Conference on Intelligent Robots and Systems. 1988-October, p. 391-396 6 p., 593355.

Research output: Contribution to journalConference article

Compliance control
Manipulators
Compliance
Force control
Redundancy
1982

Recognition of semivowels and consonants in continuous speech using articulatory parameters

Shirai, K. & Kobayashi, T., 1982 Jan 1, In : ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings. 1982-May, p. 2004-2007 4 p., 1171843.

Research output: Contribution to journalConference article

Audio signal processing
Speech communication
Linguistics
Speech recognition
Acoustic waves