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hep-ph2000
Instantaneous Bethe-Salpeter Equation: (Semi-)Analytical Solution
Wolfgang Lucha, Khin Maung Maung, F. F. Schoberl
The Bethe-Salpeter equation for bound states of a fermion-antifermion pair in the instantaneous approximation for the involved interaction kernel is converted into an equivalent ma…
hep-ph2000
Comment on "Calculation of the Quarkonium Spectrum and m(b), m(c) to Order alpha(s)**4"
Wolfgang Lucha, F. F. Schoberl
A recent determination of the mass of the b quark, based exclusively on quantum chromodynamics (by avoiding strictly to introduce any phenomenological interaction potential of nonp…