Barium Titanate (From Palik II: pp. 797-799)
ANGSTROMS
NK
   2156.        1.65    0.844
   2362.        1.54    1.28
   2443.        1.72    1.30
   2518.        1.91    1.51
   2707.        2.40    1.40
   3115.        2.81    1.07
   3237.        2.98    0.86
   3420.        3.20    0.62
   4133.        2.64    0.00
   4220.        2.645   0.00
   4500.        2.578   0.00
   4750.        2.534   0.00
   5000.        2.500   0.00
   5250.        2.478   0.00
   5500.        2.459   0.00
   5750.        2.442   0.00
   6000.        2.430   0.00
   6250.        2.416   0.00
   6500.        2.405   0.00
   6750.        2.396   0.00
   6900.        2.390   0.00
   7250.        2.379   0.00
   7500.        2.372   0.00
   7750.        2.366   0.00
   8000.        2.361   0.00
   8250.        2.356   0.00
   8500.        2.352   0.00
   8750.        2.348   0.00
   9000.        2.344   0.00
   9500.        2.338   0.00
  10000.        2.332   0.00
  10500.        2.328   0.00
  11000.        2.324   0.00
  11500.        2.320   0.00
  12000.        2.317   0.00
  12500.        2.314   0.00
  13000.        2.312   0.00
  13500.        2.310   0.00
  14000.        2.308   0.00
  14500.        2.307   0.00
  15000.        2.305   0.00
  15500.        2.304   0.00
  16000.        2.303   0.00
  16500.        2.301   0.00
  17000.        2.300   0.00
  17500.        2.300   0.00