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Title: Physics Beyond Standard Model in Neutron Beta Decay
Authors: Holeczek, Jacek
Ochman, Michał
Stephan, Elżbieta
Zrałek, Marek
Keywords: rozpady leptonów; protony; neutrony; neutrina
Issue Date: 2011
Citation: Acta Physica Polonica B, Vol. 42, no. 11 (2011), s. 2493-2499
Abstract: Limits from neutron beta decay on parameters describing physics beyond the Standard Model are presented. New Physics is described by the most general Lorentz invariant effective Hamiltonian involving vector, scalar and tensor operators and Standard Model fields only. Two-parameter fits to the decay parameters measured in free neutron beta decay have been done, in some cases indicating rather big dependence of the results on gA=gV ratio of nucleon form factors at zero four-momentum transfer.
DOI: 10.5506/APhysPolB.42.2493
ISSN: 0587-4254
Appears in Collections:Artykuły (WNŚiT)

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