Fermi velocity
= Fermi velocity
{c}
{title2=$v_F$}
The <group velocity> of an excitation evaluated on the <Fermi surface>. For an isotropic <dispersion relation> $\epsilon(p)$, $v_F=(d\epsilon/dp)_{p_F}$, where $p_F$ is the <Fermi momentum>.
= Fermi velocity
{c}
{title2=$v_F$}
The <group velocity> of an excitation evaluated on the <Fermi surface>. For an isotropic <dispersion relation> $\epsilon(p)$, $v_F=(d\epsilon/dp)_{p_F}$, where $p_F$ is the <Fermi momentum>.