POLDI: Pulse Overlap time-of-flight Diffractometer

 

 

 

 

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Instrument description - detector


Figure 1. View on the neuron guide, sample table, collimator and detector (without shielding)

The diffracted neutrons are detected with a one-dimensional position sensitive 3He-detector. It consists of 400 cells each with a width of 2.5 mm. Figure 1 displays the detector without shielding


Detector characteristics