Strangeness contribution to the proton spin from lattice QCD.
Bali GS, Collins S, Göckeler M, Horsley R, Nakamura Y, Nobile A, Pleiter D, Rakow PE, Schäfer A, Schierholz G, Zanotti JM; QCDSF Collaboration.
Bali GS, et al.
Phys Rev Lett. 2012 Jun 1;108(22):222001. doi: 10.1103/PhysRevLett.108.222001. Epub 2012 May 30.
Phys Rev Lett. 2012.
PMID: 23003587
We compute the strangeness and light-quark contributions deltas, deltau, and deltad to the proton spin in n(f)=2 lattice QCD at a pion mass of about 285 MeV and at a lattice spacing a0.073 fm, using the nonperturbatively improved Sheikholeslami-Wohlert Wilson action …
We compute the strangeness and light-quark contributions deltas, deltau, and deltad to the proton spin in n(f)=2 lattice QCD at a pio …