Measurements of the branching fractions for D +
Özet
By analyzing 2.93 fb−1 of data taken at the ψ(3770) resonance peak with the BESIII detector, we measure
the branching fractions for the hadronic decays D+ → K0
S K0
S K +, D+ → K0
S K0
Sπ+, D0 → K0
S K0
S and D0 →
K0
S K0
S K0
S . They are determined to be B(D+ → K0
S K0
S K +) = (2.54 ± 0.05stat. ± 0.12sys.) × 10−3, B(D+ →
K0
S K0
Sπ+) = (2.70 ± 0.05stat. ± 0.12sys.) × 10−3, B(D0 → K0
S K0
S ) = (1.67 ± 0.11stat. ± 0.11sys.) × 10−4 and
B(D0 → K0
S K0
S K0
S ) = (7.21 ± 0.33stat. ± 0.44sys.) × 10−4, where the second one is measured for the first
time and the others are measured with significantly improved precision over the previous measurements.
© 2016 The Author(s). Published by Elsevier B.V. This is an open access article under the CC BY license
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