Baryonic Spectral Functions at Finite Temperature - Physics
Baryonic Spectral Functions at Finite Temperature - Physics
Baryonic Spectral Functions at Finite Temperature - Physics
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L<strong>at</strong>tice calcul<strong>at</strong>ion of spectral functions<br />
• No calcul<strong>at</strong>ion yet for finite momentum light quark spectral functions<br />
<br />
( , )<br />
3<br />
dRγ α ρT<br />
ω = p p<br />
=<br />
3<br />
ω<br />
d p<br />
π exp( ω T) −1<br />
LQGP collabor<strong>at</strong>ion, in progress<br />
So far, only pQCD spectral function has been used<br />
• Calcul<strong>at</strong>ion for zero momentum light quark spectral functions by two groups<br />
4 2<br />
d R<br />
<br />
+ −<br />
l l<br />
α (2 ρT + ρL)( ω, p)<br />
=<br />
4 2 2<br />
d p 3π<br />
p exp( ω T) −1<br />
ρ T = ρ L @ zero momentum<br />
Since the spectral function is a real time quantity,<br />
necessary to use MEM (Maximum Entropy Method)<br />
M. Asakawa (Osaka University)
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