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5 votes
1 answer
81 views

Net particle number density for relativistic particles at finite chemical potential (tricky integral)

Question: How does one show that the chemical potential of relativistic fermions is negligible at high energies? In particular, I would like to show that the difference between the particle density $n$...
Henry Deith's user avatar
  • 1,198
0 votes
1 answer
64 views

Integral on the solid angle of a function of the direction [closed]

I need to compute the integral $$\int \frac{d^3q}{(2\pi)^3} \frac{q}{E}n^in^jn^k \frac{\partial g}{\partial x^i}$$ where $n^i$, $n^j$ and $n^k$ are the unit vectors and $g$ is a function of the ...
Stefano98's user avatar
  • 308