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Search for Flavor-Changing Neutral-Current Charm Decays

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Figure

Figure 1: Standard model short-distance contributions to the c → uℓ + ℓ − transition.
Table 1: Branching fractions [11] for the charm decays used for normalization.
Figure 2: Total energy vs net transverse momentum for D + → π + e + e − MC signal events (points) and background events from generic B + B − events (shaded histogram) for the π + e + e − mode
Table 2: Summary of the multiplicative systematic uncertainties for all the decay modes
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