Twisted mass QCD in the charm sector

B. Blossier, G. Herdoiza, S. Simula

We present preliminary results for the charm quark mass $m_c$ and the $D$ and $D_s$ mesons decay constants $f_D$ and $f_{D_s}$ from a lattice QCD calculation with ${\mathrm{N}}_{\mathrm{f}}$ = 2 d…