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Neutron Scattering

Neutron Scattering - JuSER - Forschungszentrum Jülich

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Contents<br />

10 .1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1<br />

10 .2 The classic time-of-flight spectrometer . . . . . . . . . . . . . . . . . . . . 10-3<br />

10 .2 .1 Interpretation of spectra . . . . . . . . . . . . . . . . . . . . . . . . 10-5<br />

10 .2 .2 Time-of-flight spectra . . . . . . . . . . . . . . . . . . . . . . . . . . 10-6<br />

10 .2 .3 Transforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-9<br />

10 .2 .4 Fermi chopper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-11<br />

10 .2 .5 Disc choppers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-11<br />

10 .2 .6 Crvstal monochromators . . . . . . . . . . . . . . . . . . . . . . . . 10-13<br />

10 .2 .7 Time focussing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-14<br />

10 .2 .8 TOF-TOF : TOF-monochromator . . . . . . . . . . . . . . . . . . . 10-16<br />

10 .3 Inverted TOF-spectrometer . . . . . . . . . . . . . . . . . . . . . . . . . . 10-17<br />

10 .3 .1 Analysis by filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-20<br />

10 .4 Resolution and intensity . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-20<br />

10 .4 .1 Intensity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-21

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