2003/08/31 by B. Aubert, R. Barate, D. Boutigny +97 · 3 citations
Physics and Astronomy · #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ex
paper · pdf · doi:10.1103/physrevd.70.092001
published as Phys.Rev.D70:092001,2004 · 8 pages, 5 figures, 3 tables Submitted to Physical Review D
arxiv created 2004/07/27 · openalex publication_date 2004/11/09 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/04
We present results of searches for B-meson decays to K+\ensuremathπ^\ensuremath-\ensuremathπ+ with the BABAR detector. With a data sample of 61.6\ifmmode×\else\texttimes\fi106 BB pairs, we measure the branching fractions and 90% confidence-level upper limits averaged over charge-conjugate states (the first error is statistical and the second is systematic): B[B+\ensuremath→K*0(892)\ensuremathπ+]=(15.5\ifmmode±\else\textpm\fi1.8_\ensuremath-4.0+1.5)\ifmmode×\else\texttimes\fi10^\ensuremath-6, B[B+\ensuremath→f0(980)K+,f0\ensuremath→\ensuremathπ+\ensuremathπ^\ensuremath-]=(9.2\ifmmode±\else\textpm\fi1.2_\ensuremath-2.6+2.1)\ifmmode×\else\texttimes\fi10^\ensuremath-6, B[B+\ensuremath→D0\ensuremathπ+,D0\ensuremath→K+\ensuremathπ^\ensuremath-]=(184.6\ifmmode±\else\textpm\fi3.2\ifmmode±\else\textpm\fi9.7)\ifmmode×\else\texttimes\fi10^\ensuremath-6, B[B+\ensuremath→\ensuremathρ0(770)K+]<6.2\ifmmode×\else\texttimes\fi10^\ensuremath-6 and B[B+\ensuremath→K+\ensuremathπ^\ensuremath-\ensuremathπ+nonresonant]<17\ifmmode×\else\texttimes\fi10^\ensuremath-6.