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arxiv: 1809.06285 · v2 · submitted 2018-09-17 · ✦ hep-ph · hep-ex

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Why the angular distribution of the top decay lepton is unchanged by anomalous tbW coupling

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classification ✦ hep-ph hep-ex
keywords angularanomalouscouplingdecaydistributionleptonargumentdepends
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We give a simple physical argument to understand the observation that the angular distribution of the top decay lepton depends only on the polarisation of the top and is independent of any anomalous $tbW$ coupling to linear order.

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