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Dasgupta, G.; Chopra, A. K.
Dynamic Stiffness Matrices for Homogeneous Viscoelastic Halfplanes.
National Science Foundation, Washington, D.C., November 1977, 125 p.
Identifying Number(s): UCB/EERC-77/26
Keywords: Stiffness methods; Computer programs; Earth movements; Dynamic response; Ground motion; Earthquake engineering; Stresses; Nuclear power plants; Soil structure interactions; Earthquakes; Boundary value problemsGyebi, O. K.; Dasgupta, G.
Finite Element Formulation for Nonlinear Viscoplastic Material Using a Q-Model.
National Science Foundation, Washington, DC., November 2, 1987, 162 p.
Identifying Number(s): NCEER-87-0005
Keywords: Rheology; Computer program; Plastic properties; Earthquake engineering; Soil dynamics; Viscoplasticity; Soil structure interactions; Blast effects; Viscoelasticity