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arxiv: hep-ph/0412131 · v1 · pith:OX6MKIWXnew · submitted 2004-12-09 · ✦ hep-ph

An angular distribution analysis of Λ_b decays

classification ✦ hep-ph
keywords lambdaangularpolarizationanalysisdecaysdensity-matricesderiveddistribution
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A study of the angular distributions of the processes $\Lambda_b \to {\Lambda} V(1^-)$ with $V ({J/\Psi,\rho}^0)$ is performed. Emphasis is put on the initial $\Lambda_b$ polarization and the polarization density-matrices are derived to perform tests of both Time-Reversal (TR) and CP violation.

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