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Simulations of Chopper Jitter at the LET Neutron Spectrometer at the ...

Simulations of Chopper Jitter at the LET Neutron Spectrometer at the ...

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<strong>Simul<strong>at</strong>ions</strong> <strong>of</strong> <strong>Chopper</strong> <strong>Jitter</strong> <strong>at</strong> <strong>the</strong> <strong>LET</strong> <strong>Neutron</strong> <strong>Spectrometer</strong> <strong>at</strong> <strong>the</strong> ISIS TS2 1010^y (neutrons/s)(a)(b)Figure 8. A simul<strong>at</strong>ion artifact: side peaks cre<strong>at</strong>ed by trying to fit <strong>the</strong> rectangularguide openings <strong>of</strong> <strong>the</strong> double funnel system, with <strong>the</strong> triangular chopper slits <strong>of</strong> <strong>the</strong>Res2 double choppers. Top panel: Logarithmic ToF <strong>at</strong> <strong>the</strong> sample position. Bottompanel: Horizontal position vs. time <strong>at</strong> <strong>the</strong> 2. resolution choppers, centered in timewhen <strong>the</strong> main peak in graph a hits.

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