Yoshiaki Okui

Nonlinear dependence of viscosity in modeling the rate-dependent response of natural and high damping rubbers in compression and shear: Experimental identification and numerical verification

A. F. M. S. Amin, Alexander Lion, Sanae SEKITA et al. · International Journal of Plasticity · 2005 · 234 citations

Rheological Constitutive Equation, Nonlinear Elasticity, Rheological Measurement +11

An improved hyperelasticity relation in modeling viscoelasticity response of natural and high damping rubbers in compression: experiments, parameter identification and numerical verification

A. F. M. S. Amin, Md Shah Alam, Yoshiaki Okui · Mechanics of Materials · 2002 · 155 citations

Viscoelasticity Response, Parameter Identification, Improved Hyperelasticity Relation +12

Numerical simulation of the excavation damaged zone around an opening in brittle rock

Aliakbar Golshani, M. Oda, Yoshiaki Okui et al. · International Journal of Rock Mechanics and Mining Sciences · 2007 · 131 citations

Geotechnical Engineering, Engineering, Structural Geology +7

A rheology model of high damping rubber bearings for seismic analysis: Identification of nonlinear viscosity

Abdur Rahman Bhuiyan, Yoshiaki Okui, Hiroshi Mitamura et al. · International Journal of Solids and Structures · 2009 · 112 citations

Rheological Measurement, Rheological Constitutive Equation, Earthquake Engineering +10

A micromechanical model for brittle failure of rock and its relation to crack growth observed in triaxial compression tests of granite

Aliakbar Golshani, Yoshiaki Okui, Masanobu Oda et al. · Mechanics of Materials · 2005 · 107 citations

Geotechnical Engineering, Rock Testing, Engineering +11