Neutron Scattering Data Analysis 1990, Proceedings of the Conference on Neutron Scattering, 14-16 March 1990, Rutherford Appleton Laboratory, UKM. W. Johnson |
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Page 157
... peaks at systematically absent Bragg peak positions . In addition , there is some ordering of vacancy pairs within the structure , giving rise to superlattice diffuse peaks in positions away from the Bragg peaks . Figure 8 shows data ...
... peaks at systematically absent Bragg peak positions . In addition , there is some ordering of vacancy pairs within the structure , giving rise to superlattice diffuse peaks in positions away from the Bragg peaks . Figure 8 shows data ...
Page 203
... Bragg peaks from the spectra : Whilst the coherent scattering length of vanadium is small it is not actually zero with the result that small Bragg peaks are apparent in the vanadium spectra . One of the virtues of t - o - f ...
... Bragg peaks from the spectra : Whilst the coherent scattering length of vanadium is small it is not actually zero with the result that small Bragg peaks are apparent in the vanadium spectra . One of the virtues of t - o - f ...
Page 204
... Bragg peaks are well separated compared to the resolution width and thus they are given a weight of zero in the fit performed by VANSM . However , at high Q the Bragg peaks merge together and it becomes impossible to weight them out ...
... Bragg peaks are well separated compared to the resolution width and thus they are given a weight of zero in the fit performed by VANSM . However , at high Q the Bragg peaks merge together and it becomes impossible to weight them out ...
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Common terms and phrases
additional algorithm allows analysis angle applications approach atoms average beam Bragg calculated cell combinatorial optimization configuration constant coordinates correction corresponding cost counts cross-section crystal deconvolution defined density dependent described detector determined diffraction direct display distribution effects elastic scattering energy error estimate example experiment experimental Figure final Fourier function give given inelastic intensity ISIS known limit magnetic Maximum Entropy measured method neutron neutron scattering normalization obtained optimization parameters particular peak performed Phys physical plot positive possible powder presented prior probability problem procedure radial distribution functions range reconstruction References refinement reflections resolution sample scale scan shown shows simulated annealing single solution space spectrum standard statistical structure factor temperature transfer transform unit usually vanadium vector wavelength