Small Angle Scattering of neutrons and xrays - NeutronXraySchool ...
Small Angle Scattering of neutrons and xrays - NeutronXraySchool ...
Small Angle Scattering of neutrons and xrays - NeutronXraySchool ...
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Diffraction - Bragg’s Law<br />
W Waves with ith wavelength l th λ are reflected fl t d by b sets t <strong>of</strong> f lattice l tti planes l<br />
Phase shift = 2π Δ/λ<br />
if Δ = n λ then reflection<br />
otherwise extinction<br />
12 Managed by UT-Battelle<br />
for the U.S. Department <strong>of</strong> Energy Presentation_name<br />
d<br />
θ θ<br />
nλ = 2d sin(θ)<br />
θ θ<br />
Δ = 2d sin(θ)<br />
2θ = ϑ<br />
1/d = 2/λ sin(ϑ/2)
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