材料工学科

研究成果 1983 2019

フィルター
Article
2010
12 引用 (Scopus)

Influence of temperature and dwelling time on low-cycle fatigue characteristic of isotropic conductive adhesive joint

Kariya, Y., Kanda, Y., Iguchi, K. & Furusawa, H., 2010 10, ： : Materials Transactions. 51, 10, p. 1779-1784 6 p.

研究成果: Article

Adhesive joints
dwell
adhesives
fatigue life
Fatigue of materials
6 引用 (Scopus)

Interaction between ring permanent magnets and bulk Dy-Ba-Cu-O superconductors

Kurabayashi, H., Horikoshi, S., Suzuki, A., Ikeda, M., Wongsatanawarid, A., Seki, H., Akiyama, S., Hiragushi, M. & Murakami, M., 2010 11 1, ： : Physica C: Superconductivity and its Applications. 470, 20, p. 1853-1855 3 p.

研究成果: Article

permanent magnets
Permanent magnets
Superconducting materials
levitation
magnets
7 引用 (Scopus)

Multi-seeding melt growth process of bulk Y-Ba-Cu-O superconductors for engineering applications

Wongsatanawarid, A., Seki, H. & Murakami, M., 2010, ： : Journal of Physics: Conference Series. 234, PART 1, 012047.

研究成果: Article

YBCO superconductors
inoculation
engineering
torque
magnets

Numerical analysis and evaluation of electromagnetic forces in superconducting magnetic bearings and a non-contact permanent magnetic clutch

Seino, H., Hasegawa, H., Ikeda, M., Nagashima, K. & Murakami, M., 2010 8, ： : Quarterly Report of RTRI (Railway Technical Research Institute) (Japan). 51, 3, p. 156-161 6 p.

研究成果: Article

Magnetic bearings
Clutches
Numerical analysis
Flywheels
Energy storage
2 引用 (Scopus)

The improvement of the superconducting Y-Ba-Cu-O magnet characteristics through shape recovery strain of Fe-Mn-Si alloys

Shimpo, Y., Seki, H., Wongsatanawarid, A., Taniguchi, S., Maruyama, T., Kurita, T. & Murakami, M., 2010 11 1, ： : Physica C: Superconductivity and its Applications. 470, 20, p. 1170-1172 3 p.

研究成果: Article

Superconducting materials
Magnets
magnets
recovery
Shape memory effect
2009
2 引用 (Scopus)

Analytical simulation of superconducting torque transferring mechanism

Wongsatanawarid, A., Ikeda, M., Seki, H., Nagashima, K. & Murakami, M., 2009 10 15, ： : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1258-1261 4 p.

研究成果: Article

torque
Torque
Permanent magnets
Superconducting materials
permanent magnets
55 引用 (Scopus)

Band gap enhancement and electrical properties of La2 O3 films doped with Y2 O3 as high- k gate insulators

Zhao, Y., Kita, K., Kyuno, K. & Toriumi, A., 2009, ： : Applied Physics Letters. 94, 4, 042901.

研究成果: Article

electrical properties
insulators
augmentation
capacitors
electric potential
3 引用 (Scopus)

Continuous transition of deformation mode in Fe-30Mn-5Si-lAl alloy

Koyama, M., Sawaguchi, T., Ogawa, K., Kikuchi, T. & Murakami, M., 2009 3, ： : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 73, 3, p. 174-179 6 p.

研究成果: Article

Martensitic transformations
martensitic transformation
Twinning
twinning
edge dislocations
19 引用 (Scopus)

Dielectric and electrical properties of amorphous La1-xTa xOy films as higher- k gate insulators

Zhao, Y., Kita, K., Kyuno, K. & Toriumi, A., 2009, ： : Journal of Applied Physics. 105, 3, 034103.

研究成果: Article

dielectric properties
electrical properties
insulators
permittivity
semiconductor devices
1 引用 (Scopus)

Discussions about measurement results of levitation force and its time relaxation between GdBCO bulk superconductors and superconducting magnet with a high magnetic field gradient

Araki, S., Nagashima, K., Seino, H., Miyazaki, Y., Takeuchi, K., Murakami, M., Suzuki, T., Murakami, T. & Sawa, K., 2009 6, ： : IEEE Transactions on Applied Superconductivity. 19, 3, p. 2111-2115 5 p., 5067239.

研究成果: Article

Superconducting magnets
levitation
superconducting magnets
Relaxation time
Superconducting materials
10 引用 (Scopus)

Enhancement of magnetic coupling between permanent magnets and bulk superconductors through iron embedding

Seki, H., Kurabayashi, H., Suzuki, A., Ikeda, M., Akiyama, S. & Murakami, M., 2009 10 15, ： : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1278-1281 4 p.

研究成果: Article

Magnetic couplings
permanent magnets
embedding
Permanent magnets
Superconducting materials
6 引用 (Scopus)

Fast responsive poly(N, N-diethylacrylamide) hydrogels with interconnected microspheres and bi-continuous structures

Kishi, R., Matsuda, A., Miura, T., Matsumura, K. & Iio, K., 2009, ： : Colloid and Polymer Science. 287, 5, p. 505-512 8 p.

研究成果: Article

Hydrogels
Microspheres
Gels
gels
Polymers
46 引用 (Scopus)

Flux pinning properties in a GdBa2Cu3O 7-δ bulk superconductor with the addition of magnetic alloy particles

Xu, Y., Izumi, M., Tsuzuki, K., Zhang, Y., Xu, C., Murakami, M., Sakai, N. & Hirabayashi, I., 2009, ： : Superconductor Science and Technology. 22, 9, 095009.

研究成果: Article

Flux pinning
flux pinning
Superconducting materials
Magnetic fields
critical current
3 引用 (Scopus)

Improvement in trapped fields by stacking bulk superconductors

Suzuki, A., Wongsatanawarid, A., Seki, H. & Murakami, M., 2009 10 15, ： : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1266-1269 4 p.

研究成果: Article

Superconducting materials
High temperature superconductors
Liquid nitrogen
permanent magnets
liquid nitrogen
5 引用 (Scopus)

Interaction of bulk superconductors with flywheel rings made of multiple permanent magnets

Ikeda, M., Wongsatanawarid, A., Seki, H. & Murakami, M., 2009 10 15, ： : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1270-1273 4 p.

研究成果: Article

flywheels
Flywheels
permanent magnets
Permanent magnets
Superconducting materials
5 引用 (Scopus)

Magnetic torque transferring study for bulk High-Tc superconductors and permanent magnets

Wongsatanawarid, A., Suzuki, A., Seki, H. & Murakami, M., 2009, ： : Journal of Physics: Conference Series. 153, 012035.

研究成果: Article

permanent magnets
torque
magnets
engineering
configurations
5 引用 (Scopus)

Observation of record flux pinning in melt-textured NEG-123 superconductor doped by Nb, Mo, and Ti nanoparticles

Miryala, M., Tomita, M., Jirsa, M., Sakai, N., Murakami, M. & Hirabayashi, I., 2009 10 15, ： : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1196-1199 4 p.

研究成果: Article

Flux pinning
flux pinning
Superconducting materials
Electron microscopes
electron microscopes
8 引用 (Scopus)

Observation of the creation and annihilation of local current paths in HfO2 thin films on pt by ultrahigh-vacuum conductive atomic force microscopy: Evidence of oxygen spill over during the forming process

Sasaki, N., Kita, K., Toriumi, A. & Kyuno, K., 2009 6, ： : Japanese Journal of Applied Physics. 48, 6, 060202.

研究成果: Article

Hazardous materials spills
Ultrahigh vacuum
oxygen ions
ultrahigh vacuum
Atomic force microscopy
22 引用 (Scopus)

Superconducting magnetic bearing for a flywheel energy storage system using superconducting coils and bulk superconductors

Nagashima, K., Seino, H., Sakai, N. & Murakami, M., 2009 10 15, ： : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1244-1249 6 p.

研究成果: Article

flywheels
magnetic bearings
Magnetic bearings
Flywheels
energy storage
1 引用 (Scopus)

Synthesis, characterization and melt processing of Y1-x(Yb0.9Nd0.1)x Ba2Cu3Oz superconductors

Moussa, M. A. A., Miryala, M., Izumi, M. & Murakami, M., 2009 10 15, ： : Physica C: Superconductivity and its Applications. 469, 15-20, p. 1211-1214 4 p.

研究成果: Article

Grain growth
Thermoanalysis
Superconducting materials
synthesis
Processing
1 引用 (Scopus)

Trends of conductive adhesives in electronics

Suganuma, K., Shindo, D., Ohtsuka, K. & Kariya, Y., 2009 1, ： : Journal of Japan Institute of Electronics Packaging. 12, 1, p. 79-85 7 p.

研究成果: Article

Adhesives
Electronic equipment
2008
13 引用 (Scopus)

AFM observation of microstructural changes in Fe-Mn-Si-Al shape memory alloy

Koyama, M., Murakami, M., Ogawa, K., Kikuchi, T. & Sawaguchi, T., 2008 4, ： : Materials Transactions. 49, 4, p. 812-816 5 p.

研究成果: Article

shape memory alloys
Shape memory effect
atomic force microscopy
martensite
Martensite
1 引用 (Scopus)

Anisotropic thermal conductivity of Er-Ba-Cu-O bulk superconductors

Naito, T., Fujishiro, H., Iida, K. & Murakami, M., 2008 9 15, ： : Physica C: Superconductivity and its Applications. 468, 15-20, p. 1428-1430 3 p.

研究成果: Article

Superconducting materials
Thermal conductivity
thermal conductivity
critical temperature
textures
17 引用 (Scopus)

A study on levitation force and its time relaxation behavior for a bulk superconductor-magnet system

Suzuki, T., Araki, S., Koibuchi, K., Ogawa, K., Sawa, K., Takeuchi, K., Murakami, M., Nagashima, K., Seino, H., Miyazaki, Y., Sakai, N., Hirabayashi, I. & Iwasa, Y., 2008 9 15, ： : Physica C: Superconductivity and its Applications. 468, 15-20, p. 1461-1464 4 p.

研究成果: Article

levitation
Relaxation time
Superconducting materials
Magnets
magnets
2 引用 (Scopus)

Creation of titanium - Segmented polyurethane composite through silane coupling agent

Tsutsumi, H., Hirohashi, Y., Noda, K. & Hanawa, T., 2008 9, ： : Zairyo/Journal of the Society of Materials Science, Japan. 57, 9, p. 859-867 9 p.

研究成果: Article

Silanes
Polyurethanes
Coupling agents
Titanium
Composite materials
8 引用 (Scopus)

Current progress in ternary LREBa2Cu3Oy materials and their application

Miryala, M., Jirsa, M., Sakai, N., Murakami, M. & Hirabayashi, I., 2008 6 15, ： : Materials Science and Engineering B: Solid-State Materials for Advanced Technology. 151, 1, p. 90-94 5 p.

研究成果: Article

Rare earth compounds
electromagnetism
liquid oxygen
rare earth compounds
levitation

Editorial

Cardwell, D. A., Murakami, M. & Salama, K., 2008 6 15, ： : Materials Science and Engineering B: Solid-State Materials for Advanced Technology. 151, 1, p. 1 1 p.

研究成果: Article

12 引用 (Scopus)

Effect of active hydroxyl groups on the interfacial bond strength of titanium with segmented polyurethane through γ-mercapto propyl trimethoxysilane

Sakamoto, H., Hirohashi, Y., Saito, H., Doi, H., Tsutsumi, Y., Suzuki, Y., Noda, K. & Hanawa, T., 2008, ： : Dental Materials Journal. 27, 1, p. 81-92 12 p.

研究成果: Article

Polyurethanes
Titanium
Hydroxyl Radical
Electron spectroscopy
Hydrogen peroxide
16 引用 (Scopus)

Effect of hold time on low cycle fatigue life of micro solder joint

Kanda, Y., Kariya, Y. & Mochizuki, Y., 2008 7, ： : Materials Transactions. 49, 7, p. 1524-1530 7 p.

研究成果: Article

fatigue life
solders
Soldering alloys
Fatigue of materials
cycles
19 引用 (Scopus)

Effect of specimen size and aging on tensile properties of Sn-Ag-Cu lead-free solders

Shohji, I., Osawa, T., Matsuki, T., Kariya, Y., Yasuda, K. & Takemoto, T., 2008 5, ： : Materials Transactions. 49, 5, p. 1175-1179 5 p.

研究成果: Article

tensile properties
solders
Tensile properties
Eutectics
Aging of materials
7 引用 (Scopus)

Effect of UV irradiation on the shear bond strength of titanium with segmented polyurethane through γ-mercapto propyl trimethoxysilane

Sakamoto, H., Hirohashi, Y., Doi, H., Tsutsumi, Y., Suzuki, Y., Noda, K. & Hanawa, T., 2008, ： : Dental Materials Journal. 27, 1, p. 124-132 9 p.

研究成果: Article

Polyurethanes
Titanium
Irradiation
Composite materials
Ultraviolet Rays
9 引用 (Scopus)

Force density of magnetic bearings using superconducting coils and bulk superconductors

Nagashima, K., Seino, H., Miyazaki, Y., Arai, Y., Sakai, N. & Murakami, M., 2008 5, ： : Quarterly Report of RTRI (Railway Technical Research Institute) (Japan). 49, 2, p. 127-132 6 p.

研究成果: Article

Magnetic bearings
Superconducting materials
air
energy
Permanent magnets
1 引用 (Scopus)

Homogenizing field-trapping capabilities of bulk Y-Ba-Cu-O superconductors fabricated using Ba-Cu-O oxide substrates for practical applications

Matsui, M., Tsuji, N., Nariki, S., Sakai, N., Iwafuchi, K. & Murakami, M., 2008 4 1, ： : Superconductor Science and Technology. 21, 4, 045012.

研究成果: Article

YBCO superconductors
homogenizing
Oxides
Superconducting materials
trapping

Homogenizing field-trapping capabilities of bulk Y-Ba-Cu-O superconductors using Ba-Cu-O oxide substrate for practical applications

Matsui, M., Tsuji, N., Nariki, S., Sakai, N., Iwafuchi, K. & Murakami, M., 2008 2 1, ： : Journal of Physics: Conference Series. 97, 1, 012001.

研究成果: Article

YBCO superconductors
homogenizing
trapping
oxides
rare earth elements
4 引用 (Scopus)

Liposome immobilization on peptide-modified quartz crystal microbalance electrodes for kinetic analysis of interactions on membrane surfaces

Kasuya, Y., Ohtaka, M., Tsukamoto, K., Ikeda, Y. & Matsumura, K., 2008 6 5, ： : Chemistry Letters. 37, 6, p. 588-589 2 p.

研究成果: Article

Quartz crystal microbalances
Liposomes
Membranes
Peptides
Electrodes
4 引用 (Scopus)

Materials processing, pulsed field magnetization and field-pole application to propulsion motors on Gd123 bulk superconductors

Izumi, M., Xu, C., Hu, A., Ichihara, M., Xu, Y., Morita, E., Kimura, Y., Murakami, M., Sakai, N., Hirabayashi, I., Sugimoto, H. & Miki, M., 2008 2 1, ： : Journal of Physics: Conference Series. 97, 1, 012299.

研究成果: Article

propulsion
poles
magnetization
magnets
torque

Mechanical characteristics of lead-free solder alloys in small volume

Kariya, Y., 2008 8, ： : Journal of Japan Institute of Electronics Packaging. 11, 5, p. 368-374 7 p.

研究成果: Article

Lead-free solders
72 引用 (Scopus)

Mechanism of reversible transformation-induced plasticity of Fe-Mn-Si shape memory alloys

Sawaguchi, T., Bujoreanu, L. G., Kikuchi, T., Ogawa, K., Koyama, M. & Murakami, M., 2008 10, ： : Scripta Materialia. 59, 8, p. 826-829 4 p.

研究成果: Article

shape memory alloys
martensite
tensile stress
Shape memory effect
plastic properties
2 引用 (Scopus)

Metastable phase formation and high coercivity of Nd90F 10 by gas flow type levitating process

Yonemura, H., Azumo, S. & Nagayama, K., 2008 2, ： : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 72, 2, p. 80-84 5 p.

研究成果: Article

Undercooling
Metastable phases
supercooling
Coercive force
coercivity
5 引用 (Scopus)

Optimum processing conditions for the fabrication of large, single grain Ag-doped YBCO bulk superconductors

Iida, K., Babu, N. H., Pathak, S., Shi, Y., Yeoh, W. K., Miyazaki, T., Sakai, N., Murakami, M. & Cardwell, D. A., 2008 6 15, ： : Materials Science and Engineering B: Solid-State Materials for Advanced Technology. 151, 1, p. 2-6 5 p.

研究成果: Article

Superconducting materials
Fabrication
fabrication
Nucleation
Processing
1 引用 (Scopus)

Quenching characteristics of electrical contacts using YBaCuO bulk superconductor

Fukuda, K., Fujita, H., Ogawa, K., Tomita, M., Murakami, M., Sakai, N., Hirabayashi, I. & Sawa, K., 2008 9 15, ： : Physica C: Superconductivity and its Applications. 468, 15-20, p. 1465-1468 4 p.

研究成果: Article

Superconducting materials
electric contacts
Quenching
quenching
Switches
52 引用 (Scopus)

Record flux pinning in melt-textured NEG-123 doped by Mo and Nb nanoparticles

Miryala, M., Sakai, N., Jirsa, M., Murakami, M. & Hirabayashi, I., 2008, ： : Applied Physics Letters. 92, 16, 162512.

研究成果: Article

flux pinning
nanoparticles
levitation
composite materials
5 引用 (Scopus)

Selective adsorption of an antibody onto a plasma-polymerized film for protein patterning

Hiratsuka, A., Murata, N., Muguruma, H. & Matsumura, K., 2008 6, ： : IEICE Transactions on Electronics. E91-C, 6, p. 978-980 3 p.

研究成果: Article

Antibodies
Proteins
Nitrogen plasma
Plasmas
Adsorption
7 引用 (Scopus)

Single domain YBCO/Ag bulk superconductors fabricated by seeded infiltration and growth

Iida, K., Babu, N. H., Shi, Y., Miyazaki, T., Sakai, N., Murakami, M. & Cardwell, D. A., 2008 2 1, ： : Journal of Physics: Conference Series. 97, 1, 012105.

研究成果: Article

infiltration
matrices
YBCO superconductors
liquid nitrogen
critical current
11 引用 (Scopus)

Static and dynamic structure and the atomic dynamics of liquid Ge from first-principles molecular-dynamics simulations

Munejiri, S., Masaki, T., Itami, T., Shimojo, F. & Hoshino, K., 2008 1 18, ： : Physical Review B - Condensed Matter and Materials Physics. 77, 1, 014206.

研究成果: Article

Molecular dynamics
parallelepipeds
molecular dynamics
Computer simulation
Liquids
38 引用 (Scopus)

The effects of thermomechanical training treatment on the deformation characteristics of Fe-Mn-Si-Al alloys

Koyama, M., Sawaguchi, T., Ogawa, K., Kikuchi, T. & Murakami, M., 2008 12 15, ： : Materials Science and Engineering A. 497, 1-2, p. 353-357 5 p.

研究成果: Article

education
mechanical twinning
Twinning
Martensitic transformations
martensitic transformation
8 引用 (Scopus)

The microstructure and properties of single grain bulk Ag-doped Y-Ba-Cu-O fabricated by seeded infiltration and growth

Iida, K., Babu, N. H., Shi, Y., Pathak, S. K., Yeoh, W. K., Miyazaki, T., Sakai, N., Murakami, M. & Cardwell, D. A., 2008 9 15, ： : Physica C: Superconductivity and its Applications. 468, 15-20, p. 1387-1390 4 p.

研究成果: Article

infiltration
Infiltration
microstructure
Microstructure
trapped magnetic fields
1 引用 (Scopus)

Thermal conductivity of Er-Ba-Cu-O and Ho-Ba-Cu-O superconducting bulks

Naito, T., Fujishiro, H., Iida, K., Nariki, S. & Murakami, M., 2008 8 1, ： : Superconductor Science and Technology. 21, 8, 085001.

研究成果: Article

Thermal conductivity
thermal conductivity
slopes
Anisotropy
temperature dependence

Undercooling solidification and magnetic properties of Pr 90Fe10 alloy produced by the gas flow levitation method

Azumo, S., Yonemura, H. & Nagayama, K., 2008 6, ： : Materials Transactions. 49, 6, p. 1415-1418 4 p.

研究成果: Article

Undercooling
levitation
supercooling
solidification
gas flow
2007
1 引用 (Scopus)

An effect of interface condition on electrical contact characteristics using Y-Ba-Cu-O bulk superconductor

Fujita, H., Fukuda, K., Tomita, M., Murakami, M., Sakai, N., Hirabayashi, I. & Sawa, K., 2007 10 1, ： : Physica C: Superconductivity and its Applications. 463-465, SUPPL., p. 415-419 5 p.

研究成果: Article

Superconducting materials
electric contacts
switches
Switches
magnetic energy storage