Before revision: The figure on the right shows the generalised Wiechert model.Roylance, David (2001); "Engineering Viscoelasticity", 14-15Tschoegl, Nicholas W. (1989); "The Phenomenological Theory of Linear Viscoelastic Behavior", 119-126 General model form Solids Given elements with moduli , viscosities , and relaxation times The general form for the model for solids is given by (reference?)
After revision: The figure on the right shows the generalised Wiechert model.Roylance, David (2001); "Engineering Viscoelasticity", 14-15Tschoegl, Nicholas W. (1989); "The Phenomenological Theory of Linear Viscoelastic Behavior", 119-126 General model form Solids Given elements with moduli , viscosities , and relaxation times The general form for the model for solids is given by