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First Results from CLEO-c at Ecm=Psi(3770)

2004/11/02 by T. E. Coan, Thomas E. Coan, Coan, Thomas E.
Computer Science · Physics and Astronomy · #Computational Physics and Python Applications #FOS: Physical sciences #High Energy Physics - Experiment (hep-ex) #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #hep-ex

paper · pdf · doi:10.48550/arxiv.hep-ex/0411011

7 pages, 5 figures, 2 tables. Presented at the 5th Rencontres du Vietnam, 5-11 Aug 2004, Hanoi

arxiv created 2004/11/02 · openalex publication_date 2004/11/02 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The CLEO-c detector at CESR has begun to collect large data sets of e+e- → cc events in the center-of-mass energy range √(s)=3 - 5 GeV that will greatly enhance the size of the world's data sets of events produced at charm threshold. Preliminary results for the pseudoscalar decay constant fD+ and absolute D-meson hadronic branching fractions from an initial integrated luminosity \cal L=57 \rm pb-1 collected at √(s)=Ψ(3770) are described. These charm measurements are also relevant for B physics.

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