model solid_mechanics_model_cohesive[
cohesive_inserter [
   cohesive_surfaces = [interface]
   ]		       

material elastic [
         name = body
         rho = 1.0   # density
         E   = 1e3 # young's modulu
         nu  = 0.3    # poisson's ratio
]

material cohesive_linear [
	 name = interface
	 beta = 1
	 G_c = 6.25e-4
	 sigma_c = 1
	 kappa = 1
	 penalty = 0
	 contact_after_breaking = false
]	 

]

contact_detector [
  type = explicit		 			
  master = interface
  slave = interface
  projection_tolerance = 1e-10
  max_iterations = 100
  extension_tolerance = 1e-5
]

contact_resolution penalty_linear [
  name = interface
  mu = 0.0
  epsilon_n = 0
  epsilon_t = 0
  is_master_deformable = true
]