#name   Format    Methan  Liq.
CH4 	2        
#
#  Elem	 rho(g/cm^3)	Gas/Solid(1/0)  refl.index  Birks cor.

2         0.424		0	         0          0 0 0
# 	Z	A  	N
	6	12.011  1
	1	1.008	4

#  ⟨Z/A⟩   I[eV]   a       k      x0    x1     Cbar  delta0
  0.62334  41.7  0.0925  3.6257  1.6263  3.9716  9.5243 0.00


