Convergence of cross sections with respect to L_max at electric field 24.5 kV/cm.
First column is L_max, second and third columns are elastic and total loss cross 
sections (Ang^2).
 L_max     Elastic       Total loss
------------------------------------
   6      0.4834E+06       28.16    
   8      0.4895E+06       26.91    
  10      0.4926E+06       25.93    
  12      0.4944E+06       27.47    
  14      0.4956E+06       28.32    
  16      0.4964E+06       27.38    
  18      0.4969E+06       27.89    
  20      0.4973E+06       27.98    
  22      0.4976E+06       27.81    
  24      0.4978E+06       27.87    
  26      0.4980E+06       27.76    
  28      0.4982E+06       27.93    
  30      0.4983E+06       27.80    
  32      0.4984E+06       27.91    
