Zhi-Qing Zhang; Hong-Xia Guo; Guang-Sheng Kang; Yan-Wei Luo
(2013-04-22)
By using the decay constants and light-cone
distribution amplitudes derived from QCD sum-rule
method, we calculate the branching ratios of decays B →
a1(1260)η( ) and B → b1(1235)η( ) in the PQCD factorization
approach ...