Matching coefficients in nonrelativistic QCD to two-loop accuracy
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DOI: 10.1103/physrevd.100.054016
Abstract: We consider the Lagrange density of non-relativistic Quantum Chromodynamics expanded up to order $1/m^2$, where $m$ is the heavy quark mass, and compute several matching coefficients up to two-loop order. Our results are building blocks… read more here.
Keywords: coefficients nonrelativistic; qcd two; matching coefficients; next next ... See more keywords