A Hitchhikers Guide through the IceCube Detector - Department of ...
A Hitchhikers Guide through the IceCube Detector - Department of ...
A Hitchhikers Guide through the IceCube Detector - Department of ...
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Effective Volume<br />
DOM acceptance :<br />
a(<br />
,<br />
)<br />
Effective Volume for Photons :<br />
<br />
N <br />
NPE<br />
( ,<br />
)<br />
No. <strong>of</strong> Photoelectrons<br />
No. <strong>of</strong> photons hitting <strong>the</strong> Module<br />
V<br />
<br />
eff<br />
<br />
eff A<br />
<br />
( a)<br />
p ( r,<br />
a)<br />
dV A 0.1811 0.0023m<br />
³<br />
No <strong>of</strong> Cherenkov Photons using Frank-Tamms Formula :<br />
N<br />
<br />
<br />
nm<br />
1<br />
600<br />
d<br />
2<br />
<br />
1<br />
<br />
<br />
<br />
x 325.4 x / cm 188.3<br />
5.5Ee<br />
/<br />
2<br />
²<br />
<br />
n<br />
<br />
300nm<br />
<br />
Ice <br />
MeV<br />
Effective Volume for e :<br />
e<br />
<br />
V ( Ee)<br />
N V (34.1 2.0) m³<br />
E<br />
eff<br />
<br />
<br />
eff<br />
e<br />
/<br />
MeV<br />
Effective Volume is not overlapping – no track information<br />
Timo Griesel JIGSAW Workshop – Mumbai, India 22-26/02/2010 page 10/26