Index A | B | C | E | F | H | N | P | R | S | T | W | X A ArviZ B BFMI C CMA-ES CMC coherent scattering E ESS F Fourier reparameterisation H heterodyne scattering homodyne scattering N NLSQ NUTS P per-angle scaling R R-hat reduced chi-squared S ShardGrid Siegert relation speckle speckle contrast T transport coefficient two-time correlation W wavevector X XPCS