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What are the theories for z boson mass? 


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The mass of the Z boson has been theorized in various ways. One approach models the Z boson as a bound state of e+ – νe – e- with an electron antineutrino at the center of a rotating ring, consistent with its decay pattern to e+ – e- pairs, yielding a computed mass of 91.72 GeV/c^2 . Another theory explores the possibility of explaining the W boson mass through an extra gauge boson mixing with the Z boson, affecting the Z boson mass and subsequently altering the W boson mass in different models, with the best-fit mass of the extra vector boson around 120 GeV . Additionally, a unified theory incorporating causality and time asymmetry provides a framework for defining the mass and width of relativistic quasistable particles like the Z boson .

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The paper presents a theory incorporating causality and time asymmetry for describing relativistic quasistable particles like the Z-boson, using semigroup representations with complex square mass and width parameters.
Open accessPosted ContentDOI
19 Apr 2022
Theories for the $Z$ boson mass include extra gauge boson mixing with the $Z$ boson in models like the Derivative Portal Dark Matter and U(1) extension, affecting the $W$ boson mass.
The Z boson mass is theoretically calculated as 91.72 GeV/c^2 by modeling it as a bound state of e+ - νe - e- with an electron antineutrino at the center of a rotating ring.
The paper discusses theories involving an extra gauge boson mixing with the $Z$ boson to explain the $W$ boson mass, focusing on the Derivative Portal Dark Matter and U(1) extension models.

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