gamma detection - FNDA 2011

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Fast neutron inelastic scattering at the nELBE facility nELBE – neutron production Seite 18 nELBE nELBE neutron neutron beam ELBE electron beam
Fast neutron inelastic scattering at the nELBE facility nELBE – double ToF detector setup Seite 20 BaF 2 array for <strong>gamma</strong> <strong>detection</strong> (16 crystals, 40 cm, Ø 5.3 cm) neutron beam •BaF 2 scintillator made of two 20 cm long hexagonal crystals (inner Ø = 53 mm) • active high voltage dividers � more stable due to reduced heat production • double sided readout � reduce trigger due to dark current sample: nat Fe (99.8%) � 91.754% 56 Fe mass: 19.82 g � 18.15 g 56 Fe
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gamma detection - FNDA 2011

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