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200 phoswiches / G4 simulations

Absorption / spectra

photopeak absorption

0.3

0.25

0.2

0.15

0.1

LaBr

CsI

0.05

0

0 5 10 15 20 25

Energy(MeV)

Fig. 15. : Photopeak absorption,no add back.

Fig. 16. : Dashed curve : photopeak absorption, ideal add back.

The plain curve corresponds to no add back.

Fig. 21. 100000 events. Gamma spectrum in the 200 LaBr 3

s / 5 MeV event.

Sandrine Courtin

IPHC, Strasbourg

Spiral2 Week 2009, PARIS Meeting

NEDA (NEutron Detector Array) - Paris Collaboration Website

THE PARIS PROJECT â - Paris Collaboration Website

First name Last name accomodation 30.8/12:00 downtown 30.8/12 ...

200 phoswiches / G4 simulations Absorption / spectra photopeak absorption 0.3 0.25 0.2 0.15 0.1 LaBr CsI 0.05 0 0 5 10 15 20 25 Energy(MeV) Fig. 15. : Photopeak absorption,no add back. Fig. 16. : Dashed curve : photopeak absorption, ideal add back. The plain curve corresponds to no add back. Fig. 21. 100000 events. Gamma spectrum in the 200 LaBr 3 s / 5 MeV event. Sandrine Courtin IPHC, Strasbourg Spiral2 Week 2009, PARIS Meeting

200 phoswiches / G4 simulations Fold Fig. 17. Mean fold for events of multiplicity 1. Fig. 18. : Mean fold (photopeak) in the LaBr and CsI 0.5 MeV (black), 1 MeV (red), 2 MeV (green) and 5 MeV (blue). Sandrine Courtin IPHC, Strasbourg Spiral2 Week 2009, PARIS Meeting

Page 1 and 2: Status of Mechanical Studies for a
Page 3 and 4: LaBr 3 + BaF 2 BaF 2 Chateau de Cri
Page 5 and 6: LaBr 3 + CsI, telescope Sandrine Co
Page 7: 200 detectors LaBr 3 + CsI, full ar
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