Associated production evidence against Higgs impostors and anomalous couplings |
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Authors: | Ellis John Sanz Verónica You Tevong |
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Institution: | 1.Instituto de Física, Universidade de São Paulo, 05314-970, São Paulo, SP, Brazil ;2.Departamento de Física, Universidade Federal da Paraíba, 58051-900, João Pessoa, PB, Brazil ;3.Departamento de Física, Universidade Federal de Campina Grande, 58109-970, Campina Grande, PB, Brazil ;4.Centro de Matemática, Computação e Cognição, Universidade Federal do ABC, 09210-170, Santo André, SP, Brazil ; |
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Abstract: | We analyze bicovariant differential calculus on κ-Minkowski spacetime. It is shown that corresponding Lorentz generators and noncommutative coordinates compatible with bicovariant calculus cannot be realized in terms of commutative coordinates and momenta. Furthermore, κ-Minkowski space and NC forms are constructed by twist related to a bicrossproduct basis. It is pointed out that the consistency condition is not satisfied. We present the construction of κ-deformed coordinates and forms (super-Heisenberg algebra) using extended twist. It is compatible with bicovariant differential calculus with κ-deformed $\mathfrak{igl}(4)$ -Hopf algebra. The extended twist leading to κ-Poincaré-Hopf algebra is also discussed. |
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