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First measurement of the ratio of branching fractions B(Λ<sub>b</sub><sup>0</sup>→Λ<sub>c</sub><sup>+</sup>μ<sup>−</sup>ν<sub>μ</sub>)/B(Λ<sub>b</sub><sup>0</sup>→Λ<sub>c</sub><sup>+</sup>π<sup>−</sup>)

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Academic year: 2022

Partager "First measurement of the ratio of branching fractions B(Λ<sub>b</sub><sup>0</sup>→Λ<sub>c</sub><sup>+</sup>μ<sup>−</sup>ν<sub>μ</sub>)/B(Λ<sub>b</sub><sup>0</sup>→Λ<sub>c</sub><sup>+</sup>π<sup>−</sup>)"

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2 Events per 0.4 MeV/c Theory CDF-II

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