Yd0 = 94e3

material marigo_non_local remove_wf [
         name = concrete
         rho = 3900    # density
         E   = 370e9    # young's modulus
         nu  = 0.22     # poisson's ratio
         Yd  = Yd0 uniform [ 0, 0.1 * Yd0 ]
         Sd  = 2.748e6
         non_local weight_function [
                 update_rate  = 10
                 radius       = 1e-3
                 damage_limit = 0.99
         ]
]