Graduate School of Fundamental Science and Engineering

  • Japan

Research Output 1974 2019

Article
17 Citations (Scopus)

Homotopy and homology groups of the n-dimensional Hawaiian earring

Katsuya, E. & Kawamura, K., 2000, In : Fundamenta Mathematicae. 165, 1, p. 17-28 12 p.

Research output: Contribution to journalArticle

Homotopy Groups
Homology Groups
n-dimensional
Trivial
Union
11 Citations (Scopus)

Homotopy types of one-dimensional Peano continua

Eda, K., 2010, In : Fundamenta Mathematicae. 209, 1, p. 27-42 16 p.

Research output: Contribution to journalArticle

Peano Continuum
Homotopy Type
Fundamental Group
Homomorphism
Change Point
3 Citations (Scopus)

Human Action Recognition Based on Integrating Body Pose, Part Shape, and Motion

El-Ghaish, H., Hussein, M. E., Shoukry, A. & Onai, R., 2018 Aug 31, In : IEEE Access. 6, p. 49040-49055 16 p., 8453782.

Research output: Contribution to journalArticle

Convolution
Fusion reactions
Neural networks
Long short-term memory
Deep learning
9 Citations (Scopus)

Hydrogen absorption and thermal desorption behavior of Ni-Ti superelastic alloy immersed in neutral NaCl and NaF solutions under applied potentia

Ota, A., Yazaki, Y., Yokoyama, K. & Sakai, J., 2009 Jul, In : Materials Transactions. 50, 7, p. 1843-1849 7 p.

Research output: Contribution to journalArticle

Thermal desorption
Hydrogen
desorption
hydrogen
titanium alloys
27 Citations (Scopus)

Hydrogen absorption and thermal desorption behaviors of Ni-Ti superelastic alloy subjected to sustained tensile-straining test with hydrogen charging

Yokoyama, K., Tomita, M., Asaoka, K. & Sakai, J., 2007 Sep, In : Scripta Materialia. 57, 5, p. 393-396 4 p.

Research output: Contribution to journalArticle

Thermal desorption
tensile tests
charging
Hydrogen
desorption
31 Citations (Scopus)

Hydrogen absorption behavior of beta titanium alloy in acid fluoride solutions

Ogawa, T., Yokoyama, K., Asaoka, K. & Sakai, J., 2004 May, In : Biomaterials. 25, 12, p. 2419-2425 7 p.

Research output: Contribution to journalArticle

Acidulated Phosphate Fluoride
Fluorides
Titanium alloys
Hydrogen
Immersion
21 Citations (Scopus)

Hydrogen absorption of titanium and nickel-titanium alloys during long-term immersion in neutral fluoride solution

Yokoyama, K., Ogawa, T., Asaoka, K. & Sakai, JI., 2006 Jul, In : Journal of Biomedical Materials Research - Part B Applied Biomaterials. 78, 1, p. 204-210 7 p.

Research output: Contribution to journalArticle

Nickel alloys
Titanium
Fluorides
Titanium alloys
Hydrogen
18 Citations (Scopus)

Hydrogen absorption of titanium in acidic flouride solutions

Yokoyama, K., Ogawa, T., Asaoka, K. & Sakai, J., 2004 Oct 25, In : Materials Science and Engineering A. 384, 1-2, p. 19-25 7 p.

Research output: Contribution to journalArticle

Acidulated Phosphate Fluoride
Titanium
fluorides
Hydrogen
titanium
39 Citations (Scopus)

Hydrogen embrittlement behavior induced by dynamic martensite transformation of Ni-Ti superelastic alloy

Yokoyama, K., Tomita, M. & Sakai, J., 2009 Apr, In : Acta Materialia. 57, 6, p. 1875-1885 11 p.

Research output: Contribution to journalArticle

Hydrogen embrittlement
Martensite
Hydrogen
Phase transitions
titanium nickelide
48 Citations (Scopus)

Hydrogen embrittlement of Ni-Ti superelastic alloy aged at room temperature after hydrogen charging

Yokoyama, K., Ogawa, T., Takashima, K., Asaoka, K. & Sakai, J., 2007 Sep 25, In : Materials Science and Engineering A. 466, 1-2, p. 106-113 8 p.

Research output: Contribution to journalArticle

hydrogen embrittlement
Hydrogen embrittlement
charging
Hydrogen
room temperature
23 Citations (Scopus)

Hydrogen embrittlement of Ni-Ti superelastic alloy in ethanol solution containing hydrochloric acid

Ogawa, T., Yokoyama, K., Asaoka, K. & Sakai, J., 2005 Feb 25, In : Materials Science and Engineering A. 393, 1-2, p. 239-246 8 p.

Research output: Contribution to journalArticle

hydrogen embrittlement
Hydrogen embrittlement
Hydrochloric Acid
hydrochloric acid
Hydrochloric acid
75 Citations (Scopus)

Hydrogen embrittlement of Ni-Ti superelastic alloy in fluoride solution

Yokoyama, KI., Kaneko, K., Moriyama, K., Asaoka, K., Sakai, JI. & Nagumo, M., 2003 May 1, In : Journal of Biomedical Materials Research - Part A. 65, 2, p. 182-187 6 p.

Research output: Contribution to journalArticle

Hydrogen embrittlement
Fluorides
Hydrogen
Thermal desorption
Martensite
48 Citations (Scopus)

Hydrogen embrittlement of work-hardened Ni-Ti alloy in fluoride solutions

Yokoyama, K., Kaneko, K., Ogawa, T., Moriyama, K., Asaoka, K. & Sakai, JI., 2005 Jan, In : Biomaterials. 26, 1, p. 101-108 8 p.

Research output: Contribution to journalArticle

Acidulated Phosphate Fluoride
Hydrogen embrittlement
Fluorides
Hydrogen
Immersion
28 Citations (Scopus)

Hydrogen thermal desorption behavior of Ni-Ti superelastic alloy subjected to tensile deformation after hydrogen charging

Tomita, M., Yokoyama, K., Asaoka, K. & Sakai, J., 2008 Mar 15, In : Materials Science and Engineering A. 476, 1-2, p. 308-315 8 p.

Research output: Contribution to journalArticle

tensile deformation
Thermal desorption
charging
Hydrogen
desorption
5 Citations (Scopus)

Identification of the starting point for spermatogenesis resumption in the post-diapause development of the sweet potato hornworm, Agrius convolvuli L.

Kubo-Irie, M., Yamaguchi, T., Tanaka, Y., Yamazaki, I., Irie, M., Mohri, H. & Shimoda, M., 2011 Jun, In : Journal of Insect Physiology. 57, 6, p. 784-790 7 p.

Research output: Contribution to journalArticle

Convolvulus
Agrius
Ipomoea batatas
Pupa
Spermatogenesis
Lighting
Cameras
Augmented reality
Linear equations
Light sources
5 Citations (Scopus)

Improvements in fracture properties of Ni-Ti superelastic alloy in physiological saline solution containing hydrogen peroxide by surface modification

Yokoyama, K., Kanemura, T. & Sakai, J., 2009 Jul 15, In : Materials Science and Engineering A. 513-514, C, p. 267-275 9 p.

Research output: Contribution to journalArticle

hydrogen peroxide
Sodium Chloride
Hydrogen peroxide
Hydrogen Peroxide
Surface treatment
3 Citations (Scopus)

Incentive mechanism design for crowdsourcing-based indoor localization

Li, W., Zhang, C., Liu, Z. & Tanaka, Y., 2018 Sep 6, In : IEEE Access. 6, p. 54042-54051 10 p., 8457189.

Research output: Contribution to journalArticle

Data privacy
Profitability
Wi-Fi
Trajectories
Industry
8 Citations (Scopus)

Independent component analysis minimizing convex divergence

Matsuyama, Y., Katsumata, N. & Kawamura, R., 2003, In : Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 2714, p. 27-34 8 p.

Research output: Contribution to journalArticle

Independent component analysis
Independent Component Analysis
Divergence
Logarithmic
Information Measure
6 Citations (Scopus)

Inhibition of hydrogen embrittlement of Ni-Ti superelastic alloy in acid fluoride solution by hydrogen peroxide addition

Yokoyama, KI., Yazaki, Y. & Sakai, JI., 2011 Sep 1, In : Journal of Biomedical Materials Research - Part A. 98 A, 3, p. 404-411 8 p.

Research output: Contribution to journalArticle

Hydrogen embrittlement
Acidulated Phosphate Fluoride
Fluorides
Hydrogen peroxide
Hydrogen Peroxide
11 Citations (Scopus)

Inhibition of localized corrosion of Ni-Ti superelastic alloy in NaCl solution by hydrogen charging

Yokoyama, KI., Hirata, Y., Inaba, T., Mutoh, K. & Sakai, JI., 2015 Aug 5, In : Journal of Alloys and Compounds. 639, p. 365-372 8 p.

Research output: Contribution to journalArticle

Hydrogen
Corrosion
Hydrogen embrittlement
Anodic polarization
Pitting
2 Citations (Scopus)

Initiation of pitting at severe crevice of titanium carbonitride/matrix boundary on ferritic stainless steels

Tsutsumiguchi, A., Aoki, S., Ishii, T., Ishikawa, S. & Sakai, J., 2014, In : Zairyo to Kankyo/ Corrosion Engineering. 63, 5, p. 325-328 4 p.

Research output: Contribution to journalArticle

Carbon nitride
Stainless Steel
Ferritic steel
Pitting
Stainless steel

Interest prediction via users’ actions on social media

Nori, N., Bollegala, D. & Ishizuka, M., 2015, In : Transactions of the Japanese Society for Artificial Intelligence. 30, 4, p. 613-625 13 p.

Research output: Contribution to journalArticle

Websites
Tensors
24 Citations (Scopus)

Inverse analysis for transient thermal load identification and application to aerodynamic heating on atmospheric reentry capsule

Nakamura, T., Kamimura, Y., Igawa, H. & Morino, Y., 2014, In : Aerospace Science and Technology. 38, p. 48-55 8 p.

Research output: Contribution to journalArticle

Aerodynamic heating
Reentry
Thermal load
Heat conduction
Heat flux
2 Citations (Scopus)

IoT Assisted Kernel Linear Discriminant Analysis Based Gait Phase Detection Algorithm for Walking with Cognitive Tasks

Peng, F., Peng, W., Zhang, C. & Zhong, D., 2019 Jan 1, In : IEEE Access. 7, p. 68240-68249 10 p., 8708273.

Research output: Contribution to journalArticle

Discriminant analysis
Electromyography
Fusion reactions
Servers
Robots

Journal of Scientific Computing: Preface

Pironneau, O., Quarteroni, A. & Tabata, M., 2010 Jun, In : Journal of Scientific Computing. 43, 3, p. 291-292 2 p.

Research output: Contribution to journalArticle

Natural sciences computing
Scientific Computing
14 Citations (Scopus)
Phase separation
Kinetics
kinetics
matrices
Chemical analysis
9 Citations (Scopus)

Kinetics of phase separation in iron-based ternary alloys. II. Numerical simulation of phase separation in Fe-Cr-X(X = Mo, Cu) ternary alloys

Kuwajima, T., Saito, Y. & Suwa, Y., 2003 Nov, In : Intermetallics. 11, 11-12 SPEC. ISS, p. 1279-1285 7 p.

Research output: Contribution to journalArticle

Ternary alloys
Phase separation
Iron
Kinetics
Computer simulation
10 Citations (Scopus)

Limits of solutions of p-Laplace equations as p goes to infinity and related variational problems

Ishii, H. & Loreti, P., 2006, In : SIAM Journal on Mathematical Analysis. 37, 2, p. 411-437 27 p.

Research output: Contribution to journalArticle

P-Laplace Equation
Laplace equation
Variational Problem
Dirichlet Problem
Dirichlet Boundary Conditions
12 Citations (Scopus)
Hamiltonians
Long-time Asymptotics
Asymptotic Solution
Hamilton-Jacobi Equation
Long-time Behavior
21 Citations (Scopus)

Long-time behavior of solutions of Hamilton-Jacobi equations with convex and coercive Hamiltonians

Ichihara, N. & Ishii, H., 2009 Sep, In : Archive for Rational Mechanics and Analysis. 194, 2, p. 383-419 37 p.

Research output: Contribution to journalArticle

Hamiltonians
Asymptotic Solution
Hamilton-Jacobi Equation
Long-time Behavior
Behavior of Solutions
1 Citation (Scopus)

Maps from the minimal grope to an arbitrary grope

Cencelj, M., Eda, K. & Vavpetič, A., 2013 May, In : International Journal of Algebra and Computation. 23, 3, p. 503-519 17 p.

Research output: Contribution to journalArticle

Classifying Space
Continuous Map
Arbitrary
Group Theory
Cancellation
18 Citations (Scopus)

Markov-decision-process-assisted consumer scheduling in a networked smart grid

Liu, Z., Zhang, C., Dong, M., Gu, B., Ji, Y. & Tanaka, Y., 2017, In : IEEE Access. 5, p. 2448-2458 11 p., 7739991.

Research output: Contribution to journalArticle

Electricity
Scheduling
Sales
Consumer behavior
Solar energy
8 Citations (Scopus)

MECHANISM OF CREVICE CORROSION AND ITS APPLICATION IN TESTING.

Matsushima, I. & Sakai, J. I., 1977 Apr, In : Tetsu-To-Hagane/Journal of the Iron and Steel Institute of Japan. 63, 5, p. 598-604 7 p.

Research output: Contribution to journalArticle

corrosion
cracks
Corrosion
Testing
Polarization

Message from the ICACT2010 general chair

Park, Y. J., 2010, In : Unknown Journal. 2, 5440363.

Research output: Contribution to journalArticle

Message from the ICACT2011 general chair

Park, Y. J., 2011, In : Unknown Journal.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Metastability for parabolic equations with drift: Part i

Ishii, H. & Souganidis, P. E., 2015, In : Indiana University Mathematics Journal. 64, 3, p. 875-913 39 p.

Research output: Contribution to journalArticle

Metastability
Parabolic Equation
Quasilinear Problems
Semilinear Equations
Long-time Behavior
18 Citations (Scopus)

Modelling of microstructural evolution in thermomechanical processing of structural steels

Saito, Y., 1997 Feb 28, In : Materials Science and Engineering A. 223, 1-2, p. 134-145 12 p.

Research output: Contribution to journalArticle

Steel
Microstructural evolution
steels
austenite
Austenite

Modelling of phase separation dynamics in iron-based ternary alloys

Fukuhara, E., Onuma, M., Suwa, Y. & Saito, Y., 2003, In : Unknown Journal. 426-432, 5, p. 3867-3872 6 p.

Research output: Contribution to journalArticle

Ternary alloys
ternary alloys
Phase separation
Iron
iron
2 Citations (Scopus)

Monte Carlo analysis on site occupation of Co, Cr and V at sub-lattices in Fe3Al intermetallics

Ma, G. & Saito, Y., 2000 Mar 18, In : Jinshu Xuebao/Acta Metallurgica Sinica. 36, 3, p. 243-246 4 p.

Research output: Contribution to journalArticle

Monte Carlo analysis
Intermetallics
occupation
substitution
Monte Carlo methods
13 Citations (Scopus)

Monte Carlo simulation of grain boundary precipitation

Saito, Y., 1997 Feb 28, In : Materials Science and Engineering A. 223, 1-2, p. 125-133 9 p.

Research output: Contribution to journalArticle

Undercooling
supercooling
Grain boundaries
grain boundaries
Nucleation
37 Citations (Scopus)

Monte Carlo Simulation of Grain Growth in Three-dimensions

Saito, Y., 1998, In : ISIJ International. 38, 6, p. 559-566 8 p.

Research output: Contribution to journalArticle

Grain growth
Grain boundaries
Anisotropy
Crystal microstructure
Monte Carlo methods
4 Citations (Scopus)

Monte Carlo simulation of phase separation in iron-based ternary alloys

Goto, K., Saito, Y. & Suwa, Y., 2003 Nov, In : Intermetallics. 11, 11-12 SPEC. ISS, p. 1267-1272 6 p.

Research output: Contribution to journalArticle

Ternary alloys
Phase separation
Iron
Atoms
Computer simulation
17 Citations (Scopus)

Morphological changes in eupyrene and apyrene spermatozoa in the reproductive tract of the male butterfly Atrophaneura alcinous Klug

Kubo-Irie, M., Irie, M., Nakazawa, T. & Mohri, H., 1998 Nov, In : Invertebrate Reproduction and Development. 34, 2-3, p. 259-268 10 p.

Research output: Contribution to journalArticle

Butterflies
butterflies
Spermatozoa
spermatozoa
Acrosome
2 Citations (Scopus)

Motion of a Graph by R-Curvature

Ishii, H. & Mikami, T., 2004 Jan, In : Archive for Rational Mechanics and Analysis. 171, 1, p. 1-23 23 p.

Research output: Contribution to journalArticle

Viscosity Solutions
Partial differential equations
Weak Solution
Partial differential equation
Infinite Particle System

MULTIMEDIA TELECONFERENCE SYSTEM.

Matsumoto, M., Tanigawa, H., Kotera, H. & Sakai, Y., 1987, In : Denki Tsushin Kenkyujo kenkyu jitsuyoka hokoku. 36, 12, p. 1585-1591 7 p.

Research output: Contribution to journalArticle

Multimedia systems
Voice/data communication systems
Teleconferencing
Network protocols
Industry
3 Citations (Scopus)

Multiple descent cost competition: Restorable self-organization and multimedia information processing

Matsuyama, Y., 1998, In : IEEE Transactions on Neural Networks. 9, 1, p. 106-122 17 p.

Research output: Contribution to journalArticle

Self-organization
Descent
Information Processing
Multimedia
Grouping
4 Citations (Scopus)

Nanometer-size polycrystallization in bcc → hcp + C15 structural change of a Ti-30 mol%Cr alloy

Hirata, A., Tanimura, M. & Koyama, Y., 2001 Dec, In : Materials Transactions. 42, 12, p. 2553-2558 6 p.

Research output: Contribution to journalArticle

matrices
polyhedrons
Transmission electron microscopy
transmission electron microscopy
microstructure
3 Citations (Scopus)

New chemical layered structure in Ti-Cr alloys

Hirata, A., Tanimura, M. & Koyama, Y., 2002 Jul, In : Materials Transactions. 43, 7, p. 1689-1695 7 p.

Research output: Contribution to journalArticle

metastable state
antiphase boundaries
Metastable phases
Gibbs free energy
Phase shift
18 Citations (Scopus)

Nonlinear oblique derivative problems for singular degenerate parabolic equations on a general domain

Ishii, H. & Sato, M. H., 2004 Jun, In : Nonlinear Analysis, Theory, Methods and Applications. 57, 7-8, p. 1077-1098 22 p.

Research output: Contribution to journalArticle

Level-set Approach
Mean Curvature Flow
Degenerate Parabolic Equation
Parabolic Partial Differential Equations
Viscosity Solutions