Amplitude Analysis and Branching Fraction Measurement of D0Kπ+π0π0D^0\rightarrow K^-\pi^+\pi^0\pi^0

Collaboration
Mar 14, 2019
16 pages
Published in:
  • Phys.Rev.D 99 (2019) 9, 092008
  • Published: May 31, 2019
e-Print:
Experiments:

Citations per year

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Abstract: (APS)
Utilizing the dataset corresponding to an integrated luminosity of 2.93  fb-1 at s=3.773  GeV collected by the BESIII detector, we report the first amplitude analysis and branching fraction measurement of the D0→K-π+π0π0 decay. We investigate the substructures and determine the relative fractions and the phases among the different intermediate processes. Our results are used to provide an accurate detection efficiency and allow measurement of B(D0→K-π+π0π0)=(8.86±0.13(stat)±0.19(syst))%.
  • 13.20.Fc
  • 12.38.Qk
  • 14.40.Lb
  • Particle Physics Experiments
  • electron positron: annihilation
  • electron positron: colliding beams
  • D0: hadronic decay
  • pi: multiple production
  • amplitude analysis
  • D0: branching ratio: measured