Department of Mechanical Engineering

Research Output 1979 2020

Filter
Article
2019

1-second-resolved strain mapping in Ti-6Al-4V alloys during dwell fatigue in SEM by video sampling moiré

Wang, Q., Ri, S., Maenosono, A., Tanaka, Y. & Koyama, M., Jun 1 2019, In : Mechanics of Materials. 133, p. 63-70 8 p.

Research output: Contribution to journalArticle

dwell
Electron microscopes
electron microscopes
sampling
Fatigue of materials

Abnormally enhanced diamagnetism in Al-Zn-Mg alloys

Nishimura, K., Matsuda, K., Lee, S., Nunomura, N., Shimano, T., Bendo, A., Watanabe, K., Tsuchiya, T., Namiki, T., Toda, H. & Yamaguchi, M., Feb 5 2019, In : Journal of Alloys and Compounds. 774, p. 405-409 5 p.

Research output: Contribution to journalArticle

Diamagnetism
Magnetization
Aging of materials
Heat treatment
Vacancies
2 Citations (Scopus)

A combination of the finite element analysis and experimental indentation via the cornea

Karimi, A., Razaghi, R., Sera, T. & Kudo, S., Feb 1 2019, In : Journal of the Mechanical Behavior of Biomedical Materials. 90, p. 146-154 9 p.

Research output: Contribution to journalArticle

Indentation
Finite element method
Elastic moduli
Stiffness

Al-10Mg 合金における応力腐食割れ挙動に及ぼす水素の影響

Hirayama, K., Toda, H., Shimizu, K., Uesugi, K., Takeuchi, A. & Masunaga, R., Jan 1 2019, In : Keikinzoku/Journal of Japan Institute of Light Metals. 69, 4, p. 223-227 5 p.

Research output: Contribution to journalArticle

Open Access
Aluminum corrosion
Atmospheric corrosion
Hydrogen embrittlement
Binary alloys
Stress corrosion cracking

Assessment of predominant microstructural features controlling 3D short crack growth behavior via a surrogate approach in Ti-6Al-4V

Hassanipour, M., Watanabe, S., Hirayama, K., Li, H., Toda, H., Uesugi, K. & Takeuchi, A., Mar 28 2019, In : Materials Science and Engineering A. 751, p. 351-362 12 p.

Research output: Contribution to journalArticle

short cracks
Crack propagation
cracks
Cracks
shear stress

Biogas Power Generation with SOFC to Demonstrate Energy Circulation Suitable for Mekong Delta, Vietnam

Shiratori, Y., Sakamoto, M., Nguyen, T. G. H., Yamakawa, T., Kitaoka, T., Orishima, H., Matsubara, H., Watanabe, Y., Nakatsuka, S., Doan, T. C. D. & Dang, C. M., Jan 1 2019, In : Fuel Cells.

Research output: Contribution to journalArticle

Biogas
Solid oxide fuel cells (SOFC)
Power generation
Bagasse
Ponds

Colorectal endoscopic submucosal dissection using novel articulating devices: a comparative study in a live porcine model

Okamoto, Y., Nakadate, R., Nakamura, S., Arata, J., Oguri, S., Tomohiko, M., Esaki, M., iwasa, T., Ouchida, K., Akahoshi, T., Ikeda, T., Kitazono, T. & Hashizume, M., Feb 15 2019, In : Surgical endoscopy. 33, 2, p. 651-657 7 p.

Research output: Contribution to journalArticle

Swine
Equipment and Supplies
Endoscopic Mucosal Resection
Anal Canal
Colon

Coupled thermal transport and mass diffusion during vapor absorption into hygroscopic liquid desiccant droplets

Wang, Z., Orejon, D., Sefiane, K. & Takata, Y., May 1 2019, In : International Journal of Heat and Mass Transfer. p. 1014-1023 10 p.

Research output: Contribution to journalArticle

Hygroscopic Agents
desiccants
Vapors
vapors
Liquids

Density Data of Two (H2 + CO2) Mixtures and a (H2 + CO2 + CH4) Mixture by a Modified Burnett Method at Temperature 673 K and Pressures up to 25 MPa

Cheng, S., Shang, F., Ma, W., Jin, H., Sakoda, N., Zhang, X. & Guo, L., Apr 11 2019, In : Journal of Chemical and Engineering Data. 64, 4, p. 1693-1704 12 p.

Research output: Contribution to journalArticle

Equations of state
Temperature
Water
Coal
Gasification

Design, modeling, and motion analysis of a novel fluid actuated spherical rolling robot

Tafrishi, S. A., Svinin, M., Esmaeilzadeh, E. & Yamamoto, M., Aug 1 2019, In : Journal of Mechanisms and Robotics. 11, 4, 041010.

Research output: Contribution to journalArticle

Robots
Fluids
Pipe
Torque motors
Mobile robots

Design and control of a power-assist system for pedal operation

Fujita, T., Kiguchi, K., Yabunaka, S., Takeda, Y. & Hara, T., Jan 1 2019, In : International Journal of Mechanical Engineering and Robotics Research. 8, 4, p. 651-654 4 p.

Research output: Contribution to journalArticle

Railroad cars

Development of paper-structured catalyst for application to direct internal reforming solid oxide fuel cell fueled by biogas

Nguyen, T. G. H., Sakamoto, M., Uchida, T., Doan, D. C. T., Dang, M. C., Tu, P. H., Sasaki, K. & Shiratori, Y., Apr 23 2019, In : International Journal of Hydrogen Energy. 44, 21, p. 10484-10497 14 p.

Research output: Contribution to journalArticle

Biogas
solid oxide fuel cells
Reforming reactions
Solid oxide fuel cells (SOFC)
catalysts
Open Access
Electron diffraction
Plastic deformation
plastics
Imaging techniques
Electrons
Tooth Socket
Tooth Extraction
Bone and Bones
Injections
Osteoblasts

Effect of defects on the fatigue limit of Ni-based superalloy 718 with different grain sizes

Kevinsanny, Okazaki, S., Takakuwa, O., Ogawa, Y., Okita, K., Funakoshi, Y., Yamabe, J., Matsuoka, S. & Matsunaga, H., May 1 2019, In : Fatigue and Fracture of Engineering Materials and Structures. 42, 5, p. 1203-1213 11 p.

Research output: Contribution to journalArticle

Superalloys
Fatigue of materials
Defects
Cracks
Microstructure

Effect of devolatilization model on flame structure of pulverized coal combustion in a jet-burner system

Ahn, S., Watanabe, H. & Kitagawa, T., Apr 1 2019, In : Journal of Mechanical Science and Technology. 33, 4, p. 1973-1979 7 p.

Research output: Contribution to journalArticle

Coal combustion
Fuel burners
Turbulent flow
Reaction rates
Computational fluid dynamics
Open Access
Electrolysis
Two phase flow
Electrolytes
Numerical analysis
Polymers

Emergence of Rapid Oxygen Surface Exchange Kinetics during in Situ Crystallization of Mixed Conducting Thin Film Oxides

Chen, T., Harrington, G. F., Masood, J., Sasaki, K. & Perry, N. H., Mar 6 2019, In : ACS Applied Materials and Interfaces. 11, 9, p. 9102-9116 15 p.

Research output: Contribution to journalArticle

Crystallization
Oxides
Light transmission
Oxygen
Thin films

Enhanced pool boiling of ethanol on wettability-patterned surfaces

Shen, B., Hamazaki, T., Ma, W., Iwata, N., Hidaka, S., Takahara, A., Takahashi, K. & Takata, Y., Feb 25 2019, In : Applied Thermal Engineering. p. 325-331 7 p.

Research output: Contribution to journalArticle

Boiling liquids
Wetting
Ethanol
Nucleate boiling
Boiling point

Enhancement of hydrogen embrittlement resistance of Fe-Mn-C twinning-induced plasticity steel by partial recrystallization technique

Park, T. M., Kim, M. T., Baik, K. H., Koyama, M. & Han, J., May 1 2019, In : Materials Characterization. 151, p. 221-226 6 p.

Research output: Contribution to journalArticle

hydrogen embrittlement
Hydrogen embrittlement
Steel
Twinning
twinning

Evaluation of fatigue life and fatigue limit of circumferentially-notched Type 304 stainless steel in air and hydrogen gas based on crack-growth property and cyclic stress-strain response

Nagaishi, N., Yoshikawa, M., Okazaki, S., Yamabe, J., Yoshida, F. & Matsunaga, H., Jun 15 2019, In : Engineering Fracture Mechanics. 215, p. 164-177 14 p.

Research output: Contribution to journalArticle

Stainless Steel
Hydrogen
Crack propagation
Stainless steel
Gases

Experimental and numerical analysis of turbulent pulverized coal flame in a coaxial burner

Ahn, S., Tainaka, K., Watanabe, H. & Kitagawa, T., Jul 15 2019, In : Energy. 179, p. 727-735 9 p.

Research output: Contribution to journalArticle

Fuel burners
Numerical analysis
Coal
Momentum transfer
Coal combustion

Experimental confirmation of grain boundary magnetism in FeSi and FeSn alloys by TEM-EELS

Ii, S., Hirayama, K. & Tsurekawa, S., Jan 1 2019, In : Materials Transactions. 60, 5, p. 636-641 6 p.

Research output: Contribution to journalArticle

Electron energy loss spectroscopy
Magnetism
Grain boundaries
grain boundaries
Transmission electron microscopy

Fatigue behavior in an Fe-N binary ferritic steel: Similarity and difference between carbon and nitrogen

Habib, K., Koyama, M., Sakurada, E., Yoshimura, N., Yokoi, T., Ushioda, K., Tsuzaki, K. & Noguchi, H., Jan 1 2019, In : isij international. 59, p. 186-191 6 p.

Research output: Contribution to journalArticle

Steel
Ferritic steel
Nitrogen
Carbon
Fatigue of materials

Fatigue Resistance of Laminated and Non-laminated TRIP-maraging Steels: Crack Roughness vs Tensile Strength

Zhang, Z., Koyama, M., Wang, M., Tasan, C. C. & Noguchi, H., Mar 15 2019, In : Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 50, 3, p. 1142-1145 4 p.

Research output: Contribution to journalArticle

maraging steels
Maraging steel
plastic properties
tensile strength
Plasticity
3 Citations (Scopus)

First-principles calculation of multiple hydrogen segregation along aluminum grain boundaries

Yamaguchi, M., Ebihara, K. I., Itakura, M., Tsuru, T., Matsuda, K. & Toda, H., Jan 1 2019, In : Computational Materials Science. 156, p. 368-375 8 p.

Research output: Contribution to journalArticle

First-principles Calculation
Grain Boundary
Segregation
Aluminum
Hydrogen
Martensitic transformations
martensitic transformation
Hydrogen
Iron
iron

Flamelet Model for a Three-Feed Non-premixed Combustion System with a Diluent Stream: Analysis and Validation of Quasi-Two-Dimensional Flamelet (Q2DF) Models

Yu, P., Watanabe, H., Zhang, W., Kurose, R. & Kitagawa, T., May 16 2019, In : Energy and Fuels. 33, 5, p. 4640-4650 11 p.

Research output: Contribution to journalArticle

Direct numerical simulation
Temperature

Flame-spread limit from interactive burning droplets in microgravity

Yoshida, Y., Iwai, K., Nagata, K., Seo, T., Mikami, M., Moriue, O., Sakashita, T., Kikuchi, M., Suzuki, T. & Nokura, M., Jan 1 2019, In : Proceedings of the Combustion Institute. 37, 3, p. 3409-3416 8 p.

Research output: Contribution to journalArticle

Microgravity
microgravity
flames
life (durability)
fibers

Grain refinement effect on hydrogen embrittlement resistance of an equiatomic CoCrFeMnNi high-entropy alloy

Koyama, M., Ichii, K. & Tsuzaki, K., Jun 21 2019, In : International Journal of Hydrogen Energy. 44, 31, p. 17163-17167 5 p.

Research output: Contribution to journalArticle

hydrogen embrittlement
Hydrogen embrittlement
Grain refinement
Entropy
entropy
Open Access
austenitic stainless steels
Austenitic stainless steel
Entropy
cracks
Crack propagation
2 Citations (Scopus)

Heterogeneous structure and surface tension effects on mechanical response in pulmonary acinus: A finite element analysis

Koshiyama, K., Nishimoto, K., Ii, S., Sera, T. & Wada, S., Jun 1 2019, In : Clinical Biomechanics. 66, p. 32-39 8 p.

Research output: Contribution to journalArticle

Finite Element Analysis
Surface Tension
Economic Inflation
Lung
Mechanics

Hydrogen desorption behavior in Al-8%Zn-1%Mg alloy

Fujihara, H., Toda, H., Shimizu, K., Takeuchi, A. & Uesugi, K., Jan 1 2019, In : Keikinzoku/Journal of Japan Institute of Light Metals. 69, 3, p. 186-193 8 p.

Research output: Contribution to journalArticle

Open Access
Hydrogen
Desorption
Thermal desorption
Hydrogen embrittlement
Grain boundaries

Hydrogen-induced ductility loss of precipitation-strengthened Fe-Ni-Cr-based superalloy

Takakuwa, O., Ogawa, Y., Yamabe, J. & Matsunaga, H., Jan 2 2019, In : Materials Science and Engineering A. 739, p. 335-342 8 p.

Research output: Contribution to journalArticle

heat resistant alloys
ductility
Superalloys
Ductility
Hydrogen

Hydrogen partitioning behavior and related hydrogen embrittlement in Al-Zn-Mg alloys

Shimizu, K., Toda, H., Fujihara, H., Hirayama, K., Uesugi, K. & Takeuchi, A., Jan 1 2019, In : Engineering Fracture Mechanics. 106503.

Research output: Contribution to journalArticle

Hydrogen embrittlement
Hydrogen
Precipitates
Grain boundaries
Mg-Al-Zn-Mn-Si-Cu alloy
Contact resistance
Wear of materials
Coatings
Acoustic impedance
Experiments

Inverse analysis of vocal sound source using an analytical model of the vocal tract

Yokota, K., Ishikawa, S., Koba, Y., Kijimoto, S. & Sugiki, S., Jul 1 2019, In : Applied Acoustics. 150, p. 89-103 15 p.

Research output: Contribution to journalArticle

waveforms
acoustics
vocal cords
applications of mathematics
dampers

Lipid membrane effect on the elasticity of gelatin microgel prepared inside lipid microdroplets

Sakai, A., Hiro-oka, N., Sasaki, S., Kidoaki, S. & Yanagisawa, M., Jan 1 2019, In : Nihon Reoroji Gakkaishi. 47, 2, p. 55-59 5 p.

Research output: Contribution to journalArticle

Open Access
gelatins
Gelatin
Membrane Lipids
Lipids
lipids
high strength alloys
High strength alloys
Crack tips
crack tips
aluminum alloys

Long-term effects of a soft robotic suit on gait characteristics in healthy elderly persons

Jin, S., Xiong, X., Zhao, D., Jin, C. & Yamamoto, M., May 1 2019, In : Applied Sciences (Switzerland). 9, 9, 1957.

Research output: Contribution to journalArticle

Open Access
gait
long term effects
robotics
Robotics
Patient rehabilitation

Lowering Strain Rate Simultaneously Enhances Carbon- and Hydrogen-Induced Mechanical Degradation in an Fe-33Mn-1.1C Steel

Tuğluca, I. B., Koyama, M., Shimomura, Y., Bal, B., Canadinc, D., Akiyama, E. & Tsuzaki, K., Mar 15 2019, In : Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 50, 3, p. 1137-1141 5 p.

Research output: Contribution to journalArticle

Steel
strain rate
Strain rate
Hydrogen
Carbon
Ablation
Electrodes
Electric potential
Tumors
Tissue
4 Citations (Scopus)

Measurement of thermal contact resistance between individual carbon fibers using a laser-flash Raman mapping method

Li, Q., Katakami, K., Ikuta, T., Kohno, M., Zhang, X. & Takahashi, K., Jan 1 2019, In : Carbon. 141, p. 92-98 7 p.

Research output: Contribution to journalArticle

Contact resistance
Carbon fibers
Lasers
Thermal conductivity
Hot Temperature
Connexin 43
Dental prostheses
Cell death
Cell culture
Bone

Modified Energy Efficiencies of Proton-conducting SOFCs with Partial Conductions of Oxide-ions and Holes

Matsuzaki, Y., Tachikawa, Y., Iinuma, H., Sato, K., Baba, Y., Otomo, J., Matsumoto, H., Taniguchi, S. & Sasaki, K., Jan 1 2019, In : Fuel Cells.

Research output: Contribution to journalArticle

Barium zirconate
Yttrium oxide
Yttria stabilized zirconia
Solid oxide fuel cells (SOFC)
Leakage currents

Numerical Investigation on the Detailed Structure of a Coaxial Coal Jet Flame Using Large-Eddy Simulation with Elementary Reactions

Ahn, S., Watanabe, H. & Kitagawa, T., May 16 2019, In : Energy and Fuels. 33, 5, p. 4621-4631 11 p.

Research output: Contribution to journalArticle

Coal
Polycyclic Aromatic Hydrocarbons
Large eddy simulation
Polycyclic aromatic hydrocarbons
Anthracene

Open-source cell extension system assembled from laser-cut plates

Kurata, K., Sumida, K. & Takamatsu, H., Apr 1 2019, In : HardwareX. 5, e00065.

Research output: Contribution to journalArticle

Open Access
Stretching
Machining
Thread cutting
Biomechanics
Lasers

Optimization of mechanical properties in aluminum alloys via hydrogen partitioning control

Toda, H., Yamaguchi, M., Matsuda, K., Shimizu, K., Hirayama, K., Su, H., Fujihara, H., Ebihara, K., Itakura, M., Tsuru, T., Nishimura, K., Nunomura, N., Lee, S., Tsuchiya, T., Takeuchi, A. & Uesugi, K., Feb 1 2019, In : Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan. 105, 2, p. 118-131 14 p.

Research output: Contribution to journalArticle

Open Access
hydrogen embrittlement
Hydrogen embrittlement
aluminum alloys
Hydrogen
Aluminum alloys

Overpotentials and reaction mechanism in electrochemical hydrogen pumps

Hao, Y. M., Nakajima, H., Inada, A., Sasaki, K. & Ito, K., Apr 1 2019, In : Electrochimica Acta. 301, p. 274-283 10 p.

Research output: Contribution to journalArticle

Hydrogen
Pumps
Cathodes
Anodes
Catalysts