81 citations · 826 across the 50 of their papers we have counts for
33 papers · 1 filter
Chiral trace relations in -deformed theories
Matteo Beccaria, Alberto Fachechi, Guido Macorini
We consider gauge theories in four dimensions (pure or mass deformed) and discuss the properties of the simplest chiral observables in the presence of a gene…
Exact partition functions for deformed theories with flavours
Matteo Beccaria, Alberto Fachechi, Guido Macorini +1
We consider the -deformed gauge theory in four dimensions with massive fundamental hypermultiplets. The low energy effective action depends on…
Exact partition functions for the -deformed gauge theory
Matteo Beccaria, Guido Macorini
We study the low energy effective action of the -deformed gauge theory. It depends on the deformation parameters , the scalar field exp…
On the cusp anomalous dimension in the ladder limit of SYM
Matteo Beccaria, Alberto Fachechi, Guido Macorini
We analyze the cusp anomalous dimension in the (leading) ladder limit of SYM and present new results for its higher-order perturbative expansion. We study two differ…
Virasoro vacuum block at next-to-leading order in the heavy-light limit
Matteo Beccaria, Alberto Fachechi, Guido Macorini
We consider the semiclassical limit of the vacuum Virasoro block describing the diagonal 4-point correlation functions on the sphere. At large central charge c, after exponentiatio…
Higher Spin Lifshitz Theories and the KdV-Hierarchy
Matteo Beccaria, Michael Gutperle, Yi Li +1
In this paper three dimensional higher spin theories in the Chern-Simons formulation with gauge algebra are investigated which have Lifshitz symmetry with scaling exponen…
Supergravity one-loop corrections on AdS_7 and AdS_3, higher spins and AdS/CFT
Matteo Beccaria, Guido Macorini, Arkady A. Tseytlin
As was shown earlier, one-loop correction in 10d supergravity on AdS_5 x S^5 corresponds to the contributions to the vacuum energy and boundary 4d conformal anomaly which are minus…
On the one-loop curvature function in the sector of SYM
Matteo Beccaria, Guido Macorini
We consider twist operators with spin in the sector of SYM. The small spin expansion of their anomalous dimension defines the so-called slope functio…
On the next-to-leading holographic entanglement entropy in
Matteo Beccaria, Guido Macorini
We reconsider the one-loop correction to the holographic entanglement entropy in by analysing the contributions due to a bulk higher spin current or a scalar…
Analysis of higher spin black holes with spin-4 chemical potential
Matteo Beccaria, Guido Macorini
We consider the duality between certain coset WZW theories at large central charge and Vasiliev 3D higher spin gravity with a single complex field. On the gravity…
Resummation of scalar correlator in higher spin black hole background
Matteo Beccaria, Guido Macorini
We consider the proposal that predicts holographic duality between certain 2D minimal models at large central charge and Vasiliev 3D higher spin gravity with a single complex field…
On the partition functions of higher spin black holes
Matteo Beccaria, Guido Macorini
We reconsider black hole solutions of D = 3 higher-spin gravity in the Chern-Simons formulation. A suitable generalisation of the BTZ black hole has a spin-3 ch…
On a discrete symmetry of the Bremsstrahlung function in N=4 SYM
Matteo Beccaria, Guido Macorini
We consider the quark anti-quark potential on the three sphere in planar N=4 SYM and the associated vacuum potential in the near BPS limit with L units of R-charge. The associated…
Quantum corrections to short folded superstring in AdS_3 x S^3 x M^4
Matteo Beccaria, Guido Macorini
We consider integrable superstring theory on AdS_3 x S^3 x M^4 where M^4=T^4 or M^4=S^3 x S^1 with generic ratio of the radii of the two 3-spheres. We compute the one-loop energy o…
Quantum corrections to spinning superstrings in AdS_3 x S^3 x M^4: determining the dressing phase
M. Beccaria, F. Levkovich-Maslyuk, G. Macorini +1
We study the leading quantum string correction to the dressing phase in the asymptotic Bethe Ansatz system for superstring in AdS_3 x S^3 x T^4 supported by RR flux. We find that t…
Semiclassical energy of the folded string
Matteo Beccaria, Guido Macorini, CarloAlberto Ratti +1
We consider the classical solution describing a folded type IIA string in the background . The string is spinning in and has angular momentum in $…
"Short" spinning strings and structure of quantum AdS_5 x S^5 spectrum
M. Beccaria, S. Giombi, G. Macorini +2
Using information from the marginality conditions of vertex operators for the AdS_5 x S^5 superstring, we determine the structure of the dependence of the energy of quantum string…
Semiclassical folded string in AdS4 X CP3
Matteo Beccaria, Guido Macorini, CarloAlberto Ratti +1
We consider type IIA superstring theory on the background AdS4 x CP3, and the classical solution describing a folded string spinning in AdS4 with angular momentum in CP3. In the 't…
Wrapping corrections beyond the sl(2) sector in N=4 SYM
CarloAlberto Ratti, Matteo Beccaria, Guido Macorini
The sl(2) sector of N=4 SYM theory has been much studied and the anomalous dimensions of those operators are well known. Nevertheless, many interesting operators are not included i…
Resummation of semiclassical short folded string
Matteo Beccaria, Guido Macorini
We reconsider semiclassical quantization of folded string spinning in AdS_3 part of AdS_5 X S^5 using integrability-based (algebraic curve) method. We focus on the "short string" (…
Quantum folded string in S^5 and the Konishi multiplet at strong coupling
Matteo Beccaria, Guido Macorini
The Konishi superconformal multiplet is an important theoretical laboratory where one can test AdS/CFT methods to compute strong coupling corrections to the spectrum of superstring…
Large spin expansion of the wrapping correction to Freyhult-Rej-Zieme twist operators
Matteo Beccaria, Guido Macorini, CarloAlberto Ratti
Twist operators in the closed sl(2) sector of planar N=4 SYM are characterized by their spin. The explicit dependence of anomalous dimensions on this important parameter is a sourc…
Wrapping corrections, reciprocity and BFKL beyond the sl(2) subsector in N=4 SYM
Matteo Beccaria, Guido Macorini, CarloAlberto Ratti
We consider N=4 SYM and a class of spin N, length-3, twist operators beyond the well studied sl(2) subsector. They can be identified at one-loop with three gluon operators. At stro…
Y-system for Z_S Orbifolds of N=4 SYM
Matteo Beccaria, Guido Macorini
We propose a twisted Y-system for the calculation of leading wrapping corrections to physical states of general Z_S orbifold projections of N=4 super Yang-Mills theory. Agreement w…