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K. Ohji · SciRah

Researcher profile · Semantic Scholar

K. Ohji

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K. Ohji — researcher profile on SciRah

h-index: 15
Works: 165
Citations: 795

Most-cited papers

Estimates of J-Integral in the General Yielding Range and Its Application to Creep Crack Problems
K. Ohji, K. Ogura, S. Kubo
197839 citations Open access
Semantic Scholar
INFLUENCE OF MECHANICAL FACTORS ON THE FATIGUE CRACK CLOSURE
K. Ogura, K. Ohji, K. Honda
201323 citations Open access
Semantic Scholar
Thermal Residual Stresses in Bonded Dissimilar Materials and Their Singularities
S. Ioka, S. Kubo, K. Ohji, J. Kishimoto
199621 citations Open access
Semantic Scholar
Investigation on Path-Integral Expression of the J-Integral Range Using Numerical Simulations of Fatigue Crack Growth
S. Kubo, Tateki Yafuso, M. Nohara, T. Ishimaru +1 more
198921 citations Open access
Semantic Scholar
Electric Potential CT Method Based on BEM Inverse Analyses for Measurement of Three-Dimensional Cracks
S. Kubo, T. Sakagami, K. Ohji
198621 citations
Semantic Scholar
Methods of predicting fatigue crack growth lives in residual stress fields.
K. Ohji, S. Kubo, M. Tsuji, Hideki Ogawa +1 more
198719 citations Open access
Semantic Scholar
Geometrical conditions of no free-edge stress singularities in edge-bonded elastic dissimilar wedges.
S. Kubo, K. Ohji
199116 citations Open access
Semantic Scholar
Identification of heat-source and force using boundary integrals.
S. Kubo, K. Ohnaka, K. Ohji
198815 citations Open access
Semantic Scholar
Predictions of Fatigue Crack Propagation Path and Life of High-Tension Steel in Residual Stress Fields.
K. Ohji, M. Tsuji, S. Kubo, Y. Ono +2 more
199314 citations Open access
Semantic Scholar
Quantitative measurement of three-dimensional surface cracks by the electric potential CT method.
S. Kubo, T. Sakagami, K. Ohji, T. Hashimoto +1 more
198814 citations Open access
Semantic Scholar
Reconstruction of a Surface Crack by Electric Potential CT Method
S. Kubo, T. Sakagami, K. Ohji
198811 citations
Semantic Scholar
Identification of a three-dimensional internal crack by the electric potential CT method.
T. Sakagami, S. Kubo, K. Ohji, Kenji Yamamoto +1 more
199010 citations Open access
Semantic Scholar
Crack identification by the electric potential CT inverse analyses incorporating optimization techniques
T. Sakagami, S. Kubo, K. Ohji
199010 citations
Semantic Scholar
Mathematical Structure of Numerical Analysis and Regularization of an Inverse Boundary Value Problem in Laplace Field.
S. Kubo, Shinjiro Kuwayama, K. Ohji
19958 citations Open access
Semantic Scholar
Free-Edge Stress Singularity Dominated Region in Bonded Dissimilar Materials and Its Disappearance.
K. Ohji, S. Kubo, Y. Nakai, S. Ioka
19928 citations Open access
Semantic Scholar
IDENTIFICATION OF AN INTERFACE CRACK IN BONDED DISSIMILAR MATERIALS FROM ELECTRIC POTENTIAL DISTRIBUTION
S. Kubo, J. Sarasinpitak, K. Ohji
19967 citations
Semantic Scholar
On the uniqueness of the inverse solution in crack determination by the electric potential CT method.
S. Kubo, T. Sakagami, K. Ohji
19897 citations Open access
Semantic Scholar
Characterization of the Tikhonov regularization for numerical analysis of inverse boundary value problems by using the singular value decomposition
S. Kubo, Tomokazu Takahashi, K. Ohji
19986 citations
Semantic Scholar
A hierarchical inversion scheme for reconstructing a three-dimensional internal crack from an electric-potential distribution
T. Sakagami, S. Kubo, K. Ohji
19906 citations
Semantic Scholar
Quantitative measurement of two-dimensional inclined cracks by the electric-potential CT method with multiple current application.
T. Sakagami, S. Kubo, T. Hashimoto, H. Yamawaki +1 more
19876 citations Open access
Semantic Scholar
Strength of interface in stainless clad steels.
K. Ohji, Y. Nakai, S. Hashimoto
19905 citations Open access
Semantic Scholar
Measurement of short surface crack lengths by an AC potential method.
Y. Nakai, H. Akagi, Y. Kitamura, K. Ohji
19895 citations Open access
Semantic Scholar
Prediction of Growth Rate of Short Fatigue Cracks : Series A : Solid-Mechanics, Strength of Materials
Y. Nakai, K. Ohji
19875 citations Open access
Semantic Scholar
Observations of Microvoid and Critical Condition for Its Initiation in Ductile Fracture of High Strength Materials
K. Ohji, K. Ogura, K. Ohmori, Toshio Nomizu
19805 citations Open access
Semantic Scholar
Thermal Residual Stresses in Bonded Dissimilar Materials and Their Singularity.
S. Ioka, S. Kubo, K. Ohji, J. Kishimoto
19944 citations Open access
Semantic Scholar
Effects of Frequency and Temperature on Deamination Crack Growth of Unidirectional CFRP under Cyclic Loading.
Y. Nakai, H. Yamamori, Masaharu Nakamura, K. Ohji
19934 citations Open access
Semantic Scholar
Small-Scale and Large-Scale Creep Predictions of Notch Stress and Strain Under Creep Conditions
S. Kubo, K. Ohji
19914 citations
Semantic Scholar
Experimental investigation on two-dimensional crack measurement by electric potential CT method.
K. Ohji, S. Kubo, T. Sakagami, T. Hashimoto
19864 citations Open access
Semantic Scholar
Fracture Mechanis. Experimental Simulation of Propagating Paths of Fatigue Cracks near or across the Interface of Bonded Dissimilar Materials by Using the Proposed Equivalent Specimens.
K. Ohji, T. Tsujikami, K. Hiraoka
20003 citations Open access
Semantic Scholar
Prediction of the Propagation Behavior of a Quarter-Elliptical Corner Fatigue Crack in Clad Steel with Residual Stresses.
M. Tsuji, Mikio Togami, K. Ohji, S. Kubo
19963 citations Open access
Semantic Scholar
Free-Edge Stress Singularity and Its Disappearance in Bonded Dissimilar Materials
S. Ioka, S. Kubo, K. Ohji
19953 citations
Semantic Scholar
Fatigue Crack Propagation Behavior Under Creep Conditions
K. Ohji, S. Kubo
19913 citations
Semantic Scholar
A simple estimation of notch stress and strain under hardening-creep laws by using the small-scale-creep concept
S. Kubo, K. Ohji, Hideki Kumamoto
19903 citations
Semantic Scholar
Investigation on J-integral range estimation formulae using numerical simulations of fatigue crack growth.
S. Kubo, Tateki Yafuso, M. Nohara, K. Ohji
19893 citations Open access
Semantic Scholar
Fatigue Crack Growth and Its Threshold in the Creep Regime
K. Ohji, S. Kubo, H. Kinugasa, Tetsuyuki Gotoh
19883 citations Open access
Semantic Scholar
Inverse computation of initial residual stress distributions for prediction of fatigue crack propagation lives.
S. Kubo, M. Tsuji, K. Ohji
19883 citations Open access
Semantic Scholar
Numerical investigation on three-dimensional crack measurement by Electric Potential CT Method.
K. Ohji, S. Kubo, T. Sakagami
19863 citations Open access
Semantic Scholar
Nondestructive evaluation of crack length and stress intensity factor by means of J and M integrals.
K. Ohji, S. Kubo, M. Tsuji, Shigeo Miyamoto
19853 citations Open access
Semantic Scholar
Simple Formulae of Stress Intensity Factor for Cracks Emanating from Notches
Y. Nakai, S. Kubo, K. Ohji
19843 citations Open access
Semantic Scholar
Effects of Side-Grooves and Thickness of Fracture-Toughness Specimens on Crack Initiation in J_ Tests of Two Steels
K. Ohji, Sang-Ryung Kang, S. Iwakiri
19843 citations
Semantic Scholar
FATIGUE CRACK GROWTH BEHAVIOUR IN DISSIMILAR BONDED MATERIALS
S. Harada, K. Ohji, K. Ogura
19793 citations
Semantic Scholar
Observations of crack Initiation and Stable Growth Processes in Fracture Toughness Testing of Several Steels
K. Ohji, K. Ogura, Y. Mutoh, H. Itogawa +2 more
19783 citations Open access
Semantic Scholar
An Investigation of Processes of Ductile Fracture Using Prestrained Tough-Pitch and Sintered Coppers
K. Ohji, K. Ogura, Y. Mutoh
19773 citations Open access
Semantic Scholar
Near-Threshold Fatigue Crack Growth Behavior of SUS304 Steel at High Temperatures Using Interferometric Strain/Displacement Gage : 1st Report, Crack Closure Behavior
K. Ohji, S. Kubo, Y. Nakai, Eiichi Tamura +2 more
19992 citations Open access
Semantic Scholar
Life Predictions and Observations of Crack Closure Behavior of Surface Fatigue Cracks in PMMA with Residual Stresses.
M. Tsuji, K. Ohji, S. Kubo, Mikio Togami +1 more
19972 citations Open access
Semantic Scholar
Investigation on the J-Integral Range of a Fatigue Crack Emanating from Notches under Biaxial Stresses.
Tateki Yafuso, Kazunobu Kai, M. Itokazu, S. Kubo +1 more
19962 citations Open access
Semantic Scholar
Evaluation of the J-Integral Range of Fatigue Crack Emanating from Notches by Simple Estimation Formulae
Tateki Yafuso, M. Itokazu, T. A. P. Kacou, S. Kubo +1 more
19952 citations Open access
Semantic Scholar
Inverse Analysis Schemes for Material-Property Inverse Problems of Discrete Systems.
S. Kubo, K. Ohji
19912 citations Open access
Semantic Scholar
A Regularization Sheme Using Constraints for Boundary Value Inverse Analysis.
S. Kubo, K. Ohji, Yoshiki Matsui
19912 citations Open access
Semantic Scholar
Numerical Investigation on Behavior of the J-Integral Range .DELTA.J of a Fatigue Crack Emanating from Notches.
Tateki Yafuso, M. Itokazu, T. A. P. Kacou, S. Kubo +1 more
19912 citations Open access
Semantic Scholar

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