30 November 2025 to 5 December 2025
Building 40
Australia/Sydney timezone
AIP Summer Meeting 2025 - University of Wollongong

Baryon number violating nucleon decay with a light scalar in effective field theories

1 Dec 2025, 14:45
15m
Hope Theatre (Building 40)

Hope Theatre

Building 40

University of Wollongong Northfields Avenue Wollongong NSW 2522
Contributed Oral Theoretical Physics Theoretical Physics

Speaker

Weihang Zhang (UNSW Sydney)

Description

Baryon number violating (BNV) nucleon decays can serve as an interesting probe to physics beyond the Standard Model, especially in upcoming experiments with increased sensitivity. We investigate such decays using effective field theories and present relevant BNV operators at leading order in a low energy effective field theory framework extended with a light scalar. We derive current experimental constraints on associated Wilson coefficients and decay modes, as well as project sensitivities for future experiments. We also discuss select UV-complete models and possible connections to dark matter.

Authors

Michael Schmidt (UNSW Sydney) Weihang Zhang (UNSW Sydney) Xiao-Dong Ma (South China Normal University)

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