Hot and Dense Nuclear Matter - Department of Physics and Astronomy
Hot and Dense Nuclear Matter - Department of Physics and Astronomy
Hot and Dense Nuclear Matter - Department of Physics and Astronomy
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<strong>Nuclear</strong> Modification Factor: R AA<br />
• We define the nuclear modification<br />
factor as:<br />
R<br />
• R AA is what we get divided by what we<br />
2 A+<br />
A<br />
expect.<br />
1 d N<br />
Nevt<br />
dpT<br />
dη<br />
• By definition, processes that scale<br />
AA( pT ) = < N<br />
2 N + N<br />
binary > d σ<br />
N + N<br />
σinel<br />
dpT<br />
d η<br />
with the number <strong>of</strong> underlying nucleonnucleon<br />
collisions (N binary ) will produce<br />
R AA = 1 .<br />
<strong>Hot</strong> <strong>and</strong> <strong>Dense</strong> <strong>Nuclear</strong> matter 23
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