Laue Camera

[member 392791]

Hello, I am confused for a laue camera how the angle of reflection off of the sample is 180 -2θ, where θ is the scattering angle. How is the reflection off the sample not just θ?

 

[UltrafastPED]

See the Ewald sphere: http://hazeslab.med.uAlberta.ca/tutorials/data_collection/ewald/ewald-sphere.html