Kl3 semileptonic form factor from (2+1)-flavor lattice QCD.
Boyle PA, Jüttner A, Kenway RD, Sachrajda CT, Sasaki S, Soni A, Tweedie RJ, Zanotti JM; RBC+UKQCD Collaborations.
Boyle PA, et al.
Phys Rev Lett. 2008 Apr 11;100(14):141601. doi: 10.1103/PhysRevLett.100.141601. Epub 2008 Apr 9.
Phys Rev Lett. 2008.
PMID: 18518021
Free article.
Combining our result, namely, f+(0)=0.964(5) with the latest experimental results for Kl3 decays leads to |V us|=0.2249(14), reducing the uncertaintity in this important parameter. For the O(p6) term in the chiral expansion we obtain Delta f=-0.013(5)....
Combining our result, namely, f+(0)=0.964(5) with the latest experimental results for Kl3 decays leads to |V us|=0.2249(14), reducing the un …