Patrick J. O’Donnell

Charmed baryon strong coupling constants in a light-front quark model

Light-front quark model spin-wave functions are employed to calculate the three independent couplings

Magnetic moments of baryons

{g}_{{\ensuremath{\Sigma}}_{c}{\ensuremath{\Lambda}}_{c}\ensuremath{\pi}},

2-3 symmetry: Flavor changingb,τdecays, and neutrino mixing

{f}_{{\ensuremath{\Lambda}}_{c1}{\ensuremath{\Sigma}}_{c}\ensuremath{\pi}},

MeasuringβinB→D(*)+D(*)−Ksdecays

and

Study of B→D( * )+D( * )−Ks decays and the extraction of β

{f}_{{\ensuremath{\Lambda}}_{c1}^{*}{\ensuremath{\Sigma}}_{c}\ensuremath{\pi}}

Hyperfine interactions in charm and bottom

of S wave to S wave and P wave to S wave one-pion transitions. It is found that

Single pion transitions of charmed baryons

{g}_{{\ensuremath{\Sigma}}_{c}{\ensuremath{\Lambda}}_{c}\ensuremath{\pi}}=6.81 {\mathrm{GeV}}^{\ensuremath{-}1},

CPviolation in hadronicτdecays

{f}_{{\ensuremath{\Lambda}}_{c1}{\ensuremath{\Sigma}}_{c}\ensuremath{\pi}}=1.16,