template ForDisk(50)
  int num
  char name               ! name
  int nlyr                ! number of layers
  real rmin               ! cylinder min radius
  real rmax               ! cylinder max radius
  real z0                 ! global Z of center
  real zlen               ! length in Z
  material material       ! fill material
  real thick_boun(4)      ! thickness at rmin, rmax, zmin, zmax
  material mat_boun(4)    ! material at rmin, rmax, zmin, zmax
end template