On-shell constructibility of Born amplitudes in spontaneously broken gauge theories
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DOI: 10.1007/jhep02(2020)073
Abstract: We perform a comprehensive study of on-shell recursion relations for Born amplitudes in spontaneously broken gauge theories and identify the minimal shifts required to construct amplitudes with a given particle content and spin quantum numbers.… read more here.
Keywords: born amplitudes; gauge theories; amplitudes spontaneously; spontaneously broken ... See more keywords
New anomalies, TQFTs, and confinement in bosonic chiral gauge theories
Sign Up to like & getrecommendations! Published in 2022 at "Journal of High Energy Physics"
DOI: 10.1007/jhep02(2022)062
Abstract: Abstract We study a class of 4-dimensional SU(N) chiral gauge theories with fermions in the 2-index symmetric and antisymmetric representations and classify their infrared phases. The choice N = 4ℤ corresponds to gauging the fermion… read more here.
Keywords: gauge theories; new anomalies; physics; chiral gauge ... See more keywords
On p-form gauge theories and their conformal limits
Sign Up to like & getrecommendations! Published in 2021 at "Journal of High Energy Physics"
DOI: 10.1007/jhep03(2021)022
Abstract: Relations between the various formulations of nonlinear p-form electrodynamics with conformal-invariant weak-field and strong-field limits are clarified, with a focus on duality invariant (2n − 1)-form electrodynamics and chiral 2n-form electrodynamics in Minkowski spacetime of… read more here.
Keywords: gauge theories; electrodynamics; field; form electrodynamics ... See more keywords
2d $$ \mathcal{N} $$ = (0, 1) gauge theories and Spin(7) orientifolds
Sign Up to like & getrecommendations! Published in 2022 at "Journal of High Energy Physics"
DOI: 10.1007/jhep03(2022)150
Abstract: Abstract We initiate the geometric engineering of 2d $$ \mathcal{N} $$ N = (0, 1) gauge theories on D1-branes probing singularities. To do so, we introduce a new class of backgrounds obtained as quotients of… read more here.
Keywords: spin orientifolds; gauge theories; mathcal gauge; theories spin ... See more keywords
Trialities of minimally supersymmetric 2d gauge theories
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DOI: 10.1007/jhep04(2020)079
Abstract: We study dynamics of two-dimensional N $$ \mathcal{N} $$ = (0 , 1) supersymmetric gauge theories. In particular, we propose that there is an infrared triality between certain triples of theories with orthogonal and symplectic… read more here.
Keywords: gauge; minimally supersymmetric; supersymmetric gauge; trialities minimally ... See more keywords
Instantons, symmetries and anomalies in five dimensions
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DOI: 10.1007/jhep04(2021)188
Abstract: Abstract All five-dimensional non-abelian gauge theories have a U(1)I global symmetry associated with instantonic particles. We describe an obstruction to coupling U(1)I to a classical background gauge field that occurs whenever the theory has a… read more here.
Keywords: gauge theories; anomalies five; instantons symmetries; five dimensions ... See more keywords
Supersymmetric vortex loops in 3D gauge theories
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DOI: 10.1007/jhep04(2022)027
Abstract: Abstract We give a precise definition of BPS vortex loops in 3D non-abelian gauge theories with $$ \mathcal{N} $$ N = 2 SUSY by the path integral over fields with a prescribed singular behavior. We… read more here.
Keywords: gauge theories; vortex loops; mathcal susy; loops gauge ... See more keywords
Exact results in 3d N$$ \mathcal{N} $$ = 2 Spin(7) gauge theories with vector and spinor matters
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DOI: 10.1007/jhep05(2018)017
Abstract: A bstractWe study three-dimensional N$$ \mathcal{N} $$ = 2 Spin(7) gauge theories with NS spinorial matters and with Nf vectorial matters. The quantum Coulomb branch on the moduli space of vacua is one- or two-dimensional… read more here.
Keywords: exact results; results mathcal; mathcal spin; spin gauge ... See more keywords
Bootstrapping non-commutative gauge theories from L∞ algebras
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DOI: 10.1007/jhep05(2018)097
Abstract: A bstractNon-commutative gauge theories with a non-constant NC-parameter are investigated. As a novel approach, we propose that such theories should admit an underlying L∞ algebra, that governs not only the action of the symmetries but… read more here.
Keywords: theories algebras; gauge theories; commutative gauge; non commutative ... See more keywords
Anomaly interplay in U(2) gauge theories
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DOI: 10.1007/jhep05(2020)098
Abstract: We discuss anomaly cancellation in U(2) gauge theories in four dimensions. For a U(2) gauge theory defined with a spin structure, the vanishing of the bordism group Ω 5 Spin $$ {\Omega}_5^{\mathrm{Spin}} $$ ( B… read more here.
Keywords: gauge theories; theory; anomaly; spin structure ... See more keywords
Symmetry enhancement and duality walls in 5d gauge theories
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DOI: 10.1007/jhep06(2020)159
Abstract: Gauge theories in four dimensions can exhibit interesting low energy phenomena, such as infrared enhancements of global symmetry. We explore a class of 4d N $$ \mathcal{N} $$ = 1 gauge theories arising from a… read more here.
Keywords: gauge theories; enhancement duality; walls gauge; symmetry enhancement ... See more keywords