Title: Scaling of nonperturbatively<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>O</mml:mi><mml:mo>(</mml:mo><mml:mi>a</mml:mi><mml:mo>)</mml:mo><mml:mn /></mml:math>-improved Wilson fermions: Hadron spectrum, quark masses, and decay constants
Abstract:We compute the hadron mass spectrum, the quark masses, and the meson decay constants in quenched lattice QCD with nonperturbatively $O(a)$-improved Wilson fermions. The calculations are done for two v...We compute the hadron mass spectrum, the quark masses, and the meson decay constants in quenched lattice QCD with nonperturbatively $O(a)$-improved Wilson fermions. The calculations are done for two values of the coupling constant $\ensuremath{\beta}=6.0$ and 6.2, and the results are compared with the predictions of ordinary Wilson fermions. We find that the improved action reduces lattice artifacts as expected.Read More