Masses of singlet and non-singlet 0++ particles/ AuthorsU. C. A. Hart, C. McNeile, C. Michael/ AbstractWe compute the mass of the singlet 0++ state using both (psi_bar psi) and Wilson loop operators from a N_f=2 lattice QCD calculation.DOI: 10.1016/S0920-5632(03)01522-6