Yi-Bo Yang

π N and Strangeness Sigma Terms at the Physical Point with Chiral Fermions

Lattice QCD calculations with chiral fermions of the

Lattice study of quark and glue momenta and angular momenta in the nucleon

\pi

Scalar Glueball in Radiative J/psi Decay on the Lattice

N sigma term

Parton distribution function with nonperturbative renormalization from lattice QCD

\sigma_{\pi N}

Charm and Strange Quark Masses and f D s from Overlap Fermions

and strangeness sigma term

Lattice Study of Radiative J/ψ Decay to a Tensor Glueball

\sigma_{sN}

Lattice study on eta(c2) and X(3872)

including chiral interpolation with continuum and volume corrections are provided in this work, with the excited-state contaminations subtracted properly. We calculate the scalar matrix element for the light/strange quark directly and find

Strange Quark Magnetic Moment of the Nucleon at the Physical Point

\sigma_{\pi N}=45.9(7.4)(2.8)

Nonperturbative renormalization of overlap quark bilinears on 2+1-flavor domain wall fermion configurations

MeV, with the disconnected insertion part contributing 20(12)(4)\%, and

Quark and Glue Momenta and Angular Momenta in the Proton --- a Lattice Calculation

\sigma_{sN}=40.2(11.7)(3.5)