For both reasons, owing to the thermal motion and to the working together of various wavelengths, factors arise which, in a similar manner to the structural factor, exert some influence upon the brightness of the interference points but not upon their location.
-- Max von Laue
   
Max von Laue   Name:
Max von Laue
Type:
Scientist
Nationality:
German
https://www.nutquote.com/quote/Max_von_Laue