Unconstrained ${\cal N}=2$ higher-spin gauge superfields and their hypermultiplet couplings
Ioseph Buchbinder, Evgeny Ivanov, Nikita Zaigraev
TL;DR
This paper reviews recent developments in constructing off-shell $ ext{N}=2$ supersymmetric higher spin gauge theories and their cubic couplings to hypermultiplets within harmonic superspace.
Contribution
It summarizes the authors' work on formulating free off-shell $ ext{N}=2$ higher spin gauge theories and their interactions with hypermultiplets.
Findings
Construction of free off-shell $ ext{N}=2$ higher spin gauge theories.
Development of cubic couplings to hypermultiplets.
Summary of harmonic superspace techniques for these theories.
Abstract
In recent papers arXiv:2109.07639 [hep-th] and arXiv:2202.08196 [hep-th], we constructed free off-shell supersymmetric higher spin gauge theories in harmonic superspace and their cubic couplings to hypermultiplet. The present report is a brief review of the results obtained.
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Taxonomy
TopicsBlack Holes and Theoretical Physics · Particle physics theoretical and experimental studies · Quantum Chromodynamics and Particle Interactions