Weak mixing angles from semileptonic decays in the quark model

Benjamin Grinstein; Mark B. Wise; Nathan Isgur

doi:10.1103/PhysRevLett.56.298

Weak mixing angles from semileptonic decays in the quark model

Benjamin Grinstein, Mark B. Wise, and Nathan Isgur

Phys. Rev. Lett. 56, 298 – Published 27 January 1986

Abstract

We use the constituent-quark model to predict the electron spectra in semileptonic meson decays. Particular attention is paid to the end-point region of the spectrum in B decays, which is important to the determination of the b→u weak mixing angle.