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Here - IGFAE-Instituto Gallego de Física de Altas Energías

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Light Nonuniformity, %<br />

Energy Resolution, %<br />

5<br />

4<br />

3<br />

2<br />

1<br />

0<br />

5<br />

10x30<br />

by APD, 5x5<br />

= 40<br />

CsI(Tl)<br />

l = 130 mm<br />

Source<br />

by 0.569 MeV<br />

15x42<br />

by 1.063 MeV<br />

by R7400U-20 (8/560)<br />

by APD, 10x10<br />

= 50<br />

Energy, MeV<br />

10x10<br />

A)<br />

+/- 0.28%<br />

-1<br />

0 2 4 6 8 10 12<br />

Distance along crystal, cm<br />

10<br />

1<br />

10 -1<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

≈ <br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

1<br />

B)<br />

5

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