#name   Format    Alminum
Al 	2
#
#  Elem	 rho(g/cm^3)	Gas/Solid(1/0)  refl.index Birks c

1         2.70            0              0         0 0 0
# 	Z	A  	N
	13	26.98	1
#  ⟨Z/A⟩   I[eV]   a       k      x0    x1     Cbar  delta0
  0.48184   166.0   0.0802  3.6345  0.1708  3.0127   4.2395 0.12
