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Related papers: Partition Function of $N=2$ Gauge Theories on a Sq…

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We review exact results in N=2 supersymmetric gauge theories defined on S^4 and its deformation. We first summarize the construction of rigid SUSY theories on curved backgrounds based on off-shell supergravity, then explain how to apply…

High Energy Physics - Theory · Physics 2017-10-25 Kazuo Hosomichi

We study Euclidean 3D N=2 supersymmetric gauge theories on squashed three-spheres preserving isometries SU(2) x U(1) or U(1) x U(1). We show that, when a suitable background U(1) gauge field is turned on, these squashed spheres support…

High Energy Physics - Theory · Physics 2015-05-27 Naofumi Hama , Kazuo Hosomichi , Sungjay Lee

We investigate a squashing deformation of 3d N=2 supersymmetric theories on three-sphere, which have four supercharges. The deformation preserves SU(2)_L x U(1)_r isometry and all four supersymmetries. We compute the partition function and…

High Energy Physics - Theory · Physics 2013-05-30 Yosuke Imamura , Daisuke Yokoyama

We extend the formula for partition functions of N=2 superconformal gauge theories on S^3 obtained recently by Kapustin, Willett and Yaakov, to incorporate matter fields with arbitrary R-charge assignments. We use the result to check that…

High Energy Physics - Theory · Physics 2011-04-04 Naofumi Hama , Kazuo Hosomichi , Sungjay Lee

We construct the gravity duals of large N supersymmetric gauge theories defined on squashed five-spheres with SU(3) x U(1) symmetry. These five-sphere backgrounds are continuously connected to the round sphere, and we find a one-parameter…

High Energy Physics - Theory · Physics 2015-06-19 Luis F. Alday , Martin Fluder , Carolina M. Gregory , Paul Richmond , James Sparks

We compute the partition functions of $\mathcal{N} = 1$ gauge theories on $S^2 \times \mathbb{R}^2_\varepsilon$ using supersymmetric localization. The path integral reduces to a sum over vortices at the poles of $S^2$ and at the origin of…

High Energy Physics - Theory · Physics 2021-07-02 Taro Kimura , Jun Nian , Peng Zhao

We present the gravity dual to a class of three-dimensional N=2 supersymmetric gauge theories on a U(1) x U(1)-invariant squashed three-sphere, with a non-trivial background gauge field. This is described by a supersymmetric solution of…

High Energy Physics - Theory · Physics 2015-06-03 Dario Martelli , Achilleas Passias , James Sparks

We study four-dimensional $\mathcal{N}=2$ supersymmetric $U(N)$ gauge theory with $2N$ fundamental hypermultiplets in the self-dual $\Omega$-background. The partition function simplifies at special points of the parameter space and is…

High Energy Physics - Theory · Physics 2017-07-19 Xinyu Zhang

Using localization techniques, we compute the path integral of $N=2$ SUSY gauge theory coupled to matter on the hemisphere $HS^4$, with either Dirichlet or Neumann supersymmetric boundary conditions. The resulting quantities are…

High Energy Physics - Theory · Physics 2017-08-15 Edi Gava , K. S. Narain , Nouman Muteeb , V. I. Giraldo-Rivera

This is the 9th article in the collection of reviews "Exact results on N=2 supersymmetric gauge theories", ed. J.Teschner. We review the exact computations in 3D N=2 supersymmetric gauge theories on the round or squashed $S^3$ and the…

High Energy Physics - Theory · Physics 2015-07-07 Kazuo Hosomichi

We compute the ${\cal N}=2$ supersymmetric partition function of a gauge theory on a four-dimensional compact toric manifold via equivariant localization. The result is given by a piecewise constant function of the K\"ahler form with jumps…

We consider $\mathcal{N}=4$ supersymmetric gauge theories on the squashed three-sphere with six preserved supercharges. We first discuss how Wilson and vortex loops preserve up to four of the supercharges and we find squashing independence…

High Energy Physics - Theory · Physics 2023-10-11 Charles Thull

We study N=2 supersymmetric gauge theories on squashed 3-sphere and S^1xS^2. Recent studies have shown that the partition functions in a class of N=2 theories have factorized forms in terms of vortex and anti-vortex partition functions by…

High Energy Physics - Theory · Physics 2016-06-21 Masashi Fujitsuka , Masazumi Honda , Yutaka Yoshida

We consider $\mathcal{N}=2$ supersymmetric gauge theories on four manifolds admitting an isometry. Generalized Killing spinor equations are derived from the consistency of supersymmetry algebrae and solved in the case of four manifolds…

High Energy Physics - Theory · Physics 2015-07-28 Aditya Bawane , Giulio Bonelli , Massimiliano Ronzani , Alessandro Tanzini

We compute the partition function of $\mathcal N=2$ supersymmetric mixed dimensional QED on a squashed hemisphere using localization. Mixed dimensional QED is an abelian gauge theory coupled to charged matter fields at the boundary. The…

High Energy Physics - Theory · Physics 2021-07-28 Rajesh Kumar Gupta , Augniva Ray , Karunava Sil

We define a squashed four-sphere by a dimensional reduction of a twisted S^4 x S^1, and construct explicitly a supersymmetric Yang-Mills action on it. The action includes a non-trivial dilaton factor and a theta term with a non-constant…

High Energy Physics - Theory · Physics 2013-12-16 Tomoki Nosaka , Seiji Terashima

We study N=2 supersymmetric four dimensional gauge theories, in a certain N=2 supergravity background, called Omega-background. The partition function of the theory in the Omega-background can be calculated explicitly. We investigate…

High Energy Physics - Theory · Physics 2007-05-23 Nikita Nekrasov , Andrei Okounkov

The low energy effective couplings of a four-dimensional $\mathcal{N}=2$ supersymmetric gauge theory to topological invariants of the background gravitational field are described by two functions $A$ and $B$. These two functions play an…

High Energy Physics - Theory · Physics 2020-07-15 Jan Manschot , Gregory W. Moore , Xinyu Zhang

We investigate cohomological gauge theories in noncommutative R^{2D}. We show that vacuum expectation values of the theories do not depend on noncommutative parameters, and the large noncommutative parameter limit is equivalent to the…

High Energy Physics - Theory · Physics 2009-11-11 Akifumi Sako , Toshiya Suzuki

We use supersymmetric localization to compute the partition function of N=2 super-Yang-Mills on S^4 in the presence of a gauged linear sigma model surface defect on a S^2 subspace. The result takes the form of a standard partition function…

High Energy Physics - Theory · Physics 2014-12-02 Joel Lamy-Poirier
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