Light quark mass effects in the chromomagnetic moment

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Authors
Bekavac, S.
Grozin, A.
Seidel, D.
Steinhauser, M.
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Abstract
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We present the three-loop QCD corrections to the quark chromomagnetic moment including two different nonzero masses. This is a necessary ingredient to obtain the corresponding corrections to the chromomagnetic coefficient in the Heavy Quark Effective Theory (HQET) Lagrangian.
Comment: 4 pages
Keywords
High Energy Physics - Phenomenology
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