A new moving frame to extract scattering phases in lattice QCD
Feng, Xu · Jansen, Karl · Renner, Dru B.
Original · EN
We present a derivation of the finite-size formulae in a moving frame with total momentum P=(2π/L)(e1+e2). These formulae allow us to calculate the S-wave and P-wave scattering phases at more energies with a fixed lattice size and thus help us to determine the resonance parameters precisely.
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