## Neutron Scattering Data Analysis 1990: Invited and Contributed Papers from the Conference on Neutron Scattering Data Analysis Held at The Rutherford Appleton Laboratory, Chilton, 14-16 March 1990 |

### From inside the book

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Page 253

Conference, Rutherford Appleton, 1990 253 Set-up and optimization of scans

with the rotating analyser crystal spectrometer

R. Geick1, H. Samulowitz3 and U. Steigenberger4 1 Physikalisches Institut d.

Univ.

Conference, Rutherford Appleton, 1990 253 Set-up and optimization of scans

with the rotating analyser crystal spectrometer

**ROTAX**H. Tietze1.2, W. Schmidt1,R. Geick1, H. Samulowitz3 and U. Steigenberger4 1 Physikalisches Institut d.

Univ.

Page 262

FIRST RESULTS WITH NEUTRONS With the technical configuration described in

section 3.2 first neutron scattering experiments have been performed on a test

assembly of

FIRST RESULTS WITH NEUTRONS With the technical configuration described in

section 3.2 first neutron scattering experiments have been performed on a test

assembly of

**ROTAX**using the test beam line S9 of ISIS. A beam viewing the ...Page 264

8) are roughly the same as for an inelastic scan with

technical development is by no means finished yet. Further improvements will

enhance the accuracy and reliability of the

should be ...

8) are roughly the same as for an inelastic scan with

**ROTAX**. However, thetechnical development is by no means finished yet. Further improvements will

enhance the accuracy and reliability of the

**ROTAX**drive considerably. But itshould be ...

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### Common terms and phrases

algorithm applications approach atoms Bayesian beam Bragg peaks calculated configuration constraints coordinates corresponding cost function cross-section crystallographic Data Anal data analysis data set defined detector bank determined diffraction data diffractometer distribution function elastic scattering energy error bars example experiment experimental Figure Fourier transform Gaussian GENIE GENIE-V3 histogram inelastic instrument intensity inverse ISIS least squares likelihood function magnetic structure magnetisation density matrix MaxEnt reconstruction Maximum Entropy McGreevy measured method molecular Monte Carlo neutron diffraction neutron scattering normalisation normalization obtained optimisation optimization problems parameters Patterson map performed Phys plot positive powder diffraction presented at Neutron prior procedure quasielastic radial distribution functions refinement reflectivity data resolution function ROTAX Rutherford Appleton Laboratory sample scan scattering law shown simulated annealing single crystal solution spectra spectrometer spectrum statistical structure factor symmetry technique temperature time-of-flight truncation UNIRAS unit cell vanadium vector wavelength workspace