An Introduction to Neutron Scattering - Spallation Neutron Source

Reciprocal Space – An Array of Points (hkl)
that is Precisely Related to the Crystal Lattice
a*
• • • • • • • • • • •
• • • •
k
• • • • • • •
k 0
• • • • • • • • • • •
G hkl
• • • • • • • • • • •
O
• • • • • • • • • • •
b* Ghkl = 2p/dhkl (hkl)=(260)
a* = 2p(b x c)/V 0 , etc.
A single crystal has to be aligned precisely to record Bragg scattering