Pair distribution function
The Pair Distribution Function (or PDF) analysis method (also called total scattering method) is a way to analyze scattering/diffraction data that highlights local structural motifs.
See Also
C.-H. Liu, E. M. Janke, R. Li, P. Juhás, O. Gang, D. V. Talapin and S. J. L. Billinge SASPDF: pair distribution function analysis of nanoparticle assemblies from small-angle scattering data J. Appl. Cryst. 2020. doi: 10.1107/S1600576720004628