Two-loop quarkonium Hamiltonian in the annihilation channel is calculated in potential-NRQCD, agreeing with prior NRQCD four-quark operator results for SU(N) and generalized to other gauge groups.
Title resolution pending
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
hep-ph 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Two-loop quarkonium Hamiltonian in annihilation channel
Two-loop quarkonium Hamiltonian in the annihilation channel is calculated in potential-NRQCD, agreeing with prior NRQCD four-quark operator results for SU(N) and generalized to other gauge groups.