SSI HW3 2023149453 이충현 GQH – G/Gmax, Damping, Shear strength nonlinear curves G/Gmax Damping ratio Shear strength MKZ – G/Gmax, Damping nonlinear curves MR (Fitting for modulus reduction) D (Fitting for damping) MRD (Fitting for modulus reduction and damping) (excel file included in submission)