## Search

Now showing items 1-38 of 1

Title: Scaling function in AdS/CFT from the O(6) sigma model

Author: ; ; ; ;

Date: 2009

Submitted: 2020-08-11

(2009)

Asymptotic behavior of the anomalous dimensions of Wilson
operators with high spin and twist is governed in planar N = 4
SYM theory by the scaling, function which coincides at strong
coupling with the energy density of ...

Title: Boundary finite size corrections for multiparticle states and planar AdS/CFT

Author: ;

Date: 2011

Submitted: 2020-08-11

(2011)

Title: NLIE of Dirichlet sine-Gordon model for boundary bound states

Author: ; ; ;

Date: 2008

Submitted: 2020-08-11

(2008)

Title: Y-system for Y = 0 brane in planar AdS/CFT

Author: ; ; ;

Date: 2012

Submitted: 2020-08-11

(2012)

The spectrum of open strings with integrable Y = 0 brane
boundary conditions is analyzed in planar AdS/CFT. We give
evidence that it can be described by the same Y-system that
governs the spectrum of closed strings in ...

Title: Yangian symmetry of boundary scattering in AdS/CFT and the explicit form of bound state reflection matrices

Author:

Date: 2011

Submitted: 2020-08-11

(2011)

The reflection matrices of multi magnon bound states are obtained explicitely by exploiting the Yangian symmetry of boundary scattering on the Y = 0 maximal giant graviton brane.

Title: Spectral curve for open strings attached to the y = 0 brane

Author: ; ;

Date: 2014

Submitted: 2020-08-10

(2014)

Title: Algebraic Bethe Ansatz for O(2N) sigma models with integrable diagonal boundaries

Author: ;

Date: 2016

Submitted: 2020-08-10

(2016)

Title: The spectrum of tachyons in AdS/CFT

Author: ; ; ; ; ; ;

Date: 2014

Submitted: 2020-08-10

(2014)

Title: Some semi-classical issues in the boundary sine-Gordon model

Author: ;

Date: 2002

Submitted: 2020-08-07

(2002)

Title: On integrable boundaries in the 2 dimensional O(N) sigma-models

Author: ; ; ; ;

Date: 2017

Submitted: 2020-08-08

(2017)

Title: Spectrum of boundary states in N=1 SUSY sine-Gordon theory

Author: ; ;

Date: 2002

Submitted: 2020-08-07

(2002)

We consider N = 1 supersymmetric sine-Gordon theory (SSG) with
supersymmetric integrable boundary conditions (boundary SSG = BSSG). We
find two possible ways to close the boundary bootstrap for this model,
corresponding ...

Title: On the boundary form factor program

Author: ; ;

Date: 2006

Submitted: 2020-08-07

(2006)

Boundary form factor axioms are derived for the matrix elements of
local boundary operators in integrable (1 + 1)-dimensional boundary
quantum field theories using the analyticity properties of correlators;
via the boundary ...

Title: SUSY sine-Gordon theory as a perturbed conformal field theory and finite size effects

Author: ; ; ; ;

Date: 2004

Submitted: 2020-08-07

(2004)

We consider SUSY sine-Gordon theory in the framework of perturbed
conformal field theory. Using an argument from Zamolodchikov, we obtain
the vacuum structure and the kink adjacency diagram of the theory,
which is cross-checked ...

Title: Boundary one-point function, Casimir energy and boundary state formalism in D+1 dimensional QFT

Author: ; ;

Date: 2007

Submitted: 2020-08-07

(2007)

We consider quantum field theories with boundary on a codimension one
hyperplane. Using 1+1 dimensional examples, we clarify the relation
between three parameters characterizing one-point functions, finite
size corrections ...

Title: (Semi)classical analysis of sine-Gordon theory on a strip

Author: ; ;

Date: 2004

Submitted: 2020-08-07

(2004)

Classical sine-Gordon theory on a strip with integrable boundary
conditions is considered analyzing the static (ground state) solutions,
their existence, energy and stability under small perturbations. The
classical analogue ...

Title: A(2) TODA THEORY IN REDUCED WZNW FRAMEWORK AND THE REPRESENTATIONS OF THE W-ALGEBRA

Author: ; ;

Date: 1992

Submitted: 2020-08-07

(1992)

Using the reduced WZNW formulation we analyse the classical W-orbit
content of the space of classical solutions of the A2 Toda theory. We
define the quantized Toda field as a periodic primary field of the
W-algebra satifying ...

Title: A two-dimensional integrable axionic sigma-model and T-duality

Author: ; ;

Date: 2000

Submitted: 2020-08-07

(2000)

Title: The k-folded sine-Gordon model in finite volume

Author: ; ; ;

Date: 2000

Submitted: 2020-08-07

(2000)

We consider the k-folded sine-Gordon model, obtained from the usual
version by identifying the scalar field after k periods of the cosine
potential. We examine (1) the ground state energy split, (2) the lowest
lying ...

Title: The chiral WZNW phase space as a quasi-Poisson space

Author: ; ;

Date: 2000

Submitted: 2020-08-07

(2000)

Title: Finite size effects in quantum field theories with boundary from scattering data

Author: ; ;

Date: 2005

Submitted: 2020-08-07

(2005)

We derive a relation between leading finite size corrections for a (1 +
1)-dimensional quantum field theory on a strip and scattering data,
which is very similar in spirit to the approach pioneered by Luscher
for periodic ...

Title: Nonperturbative study of the two-frequency sine-Gordon model

Author: ; ; ;

Date: 2001

Submitted: 2020-08-07

(2001)

The two-frequency sine-Gordon model is examined. The focus is mainly on
the case when the ratio of the frequencies is 1/2, given the recent
interest in the literature. We discuss the model both in a perturbative
(form ...

Title: A NEW FAMILY OF SU(2) SYMMETRICAL INTEGRABLE σ-MODELS

Author: ; ; ;

Date: 1994

Submitted: 2020-08-07

(1994)

Local Lagrangians are derived for a class of SU(2) invariant sigma models admitting two commuting Kac-Moody algebras at the level of Poisson brackets. The one-loop renormalizability of these models is established. Some ...

Title: NLIE for hole excited states in the sine-Gordon model with two boundaries

Author: ; ; ; ;

Date: 2005

Submitted: 2020-08-07

(2005)

We derive a nonlinear integral equation (NLIE) for some bulk excited
states of the sine-Gordon model on a finite interval with general
integrable boundary interactions, including boundary terms proportional
to the first ...

Title: Casimir force between planes as a boundary finite size effect

Author: ; ;

Date: 2006

Submitted: 2020-08-07

(2006)

The ground state energy of a boundary quantum field theory is derived
in planar geometry in D + 1-dimensional spacetime. It provides a
universal expression for the Casimir energy which exhibits its
dependence on the boundary ...

Title: Boundary states and finite size effects in sine-Gordon model with Neumann boundary condition

Author: ; ;

Date: 2001

Submitted: 2020-08-07

(2001)

The sine-Gordon model with Neumann boundary condition is investigated.
Using the bootstrap principle the spectrum of boundary bound states is
established. Somewhat surprisingly it is found that Coleman-Thun
diagrams and ...

Title: The spectrum of boundary states in sine-Gordon model with integrable boundary conditions

Author: ; ; ;

Date: 2002

Submitted: 2020-08-07

(2002)

The bound state spectrum and the associated reflection factors
are
determined for the sine-Gordon model with arbitrary integrable
boundary
condition by closing the bootstrap. Comparing the symmetries of
the
bound state ...

Title: Finite size effects in boundary sine-Gordon theory

Author: ; ;

Date: 2002

Submitted: 2020-08-07

(2002)

We examine the finite volume spectrum and boundary energy in boundary
sine-Gordon theory, based on our recent results obtained by closing the
boundary bootstrap. The spectrum and the reflection factors are checked
against ...

Title: Coadjoint orbits of the Virasoro algebra and the global Liouville equation

Author: ; ;

Date: 1998

Submitted: 2020-08-07

(1998)

The classification of the coadjoint orbits of the Virasoro
algebra is reviewed and then applied to analyze the so-called
global Liouville equation. The review is self-contained,
elementary and is tailor-made for the ...

Title: Quantum equivalence of sigma models related by non-Abelian duality transformations

Author: ; ; ; ; ;

Date: 1998

Submitted: 2020-08-07

(1998)

Coupling constant renormalization is investigated in two dimensional σ models related by non-Abelian duality transformations. In this respect it is shown that in the one loop order of perturbation theory the duals of a one ...

Title: On quantum T-duality in sigma models

Author: ; ; ; ;

Date: 1998

Submitted: 2020-08-07

(1998)

The problem of quantum equivalence between non-linear sigma models related by Abelian or non-Abelian T-duality is studied in perturbation theory. Using the anomalous Ward identity for Weyl symmetry we derive a relation ...

Title: The chiral WZNW phase space and its Poisson-Lie groupoid

Author: ; ;

Date: 1999

Submitted: 2020-08-07

(1999)

Title: Chiral extensions of the WZNW phase space, Poisson-Lie symmetries andgroupoids

Author: ; ;

Date: 2000

Submitted: 2020-08-07

(2000)

Title: Classical Wakimoto realizations of chiral WZNW Bloch waves

Author: ; ;

Date: 2000

Submitted: 2020-08-07

(2000)

Title: On the chiral WZNW phase space, exchange r-matrices and Poisson-Lie groupoids

Author: ; ;

Date: 2000

Submitted: 2020-08-07

(2000)

Title: The Nappi-Witten string in the light cone gauge

Author: ; ; ;

Date: 1995

Submitted: 2020-08-07

(1995)

Some of the motivations for as well as the main points of the quantization of the Nappi-Witten string in the light-cone gauge are reviewed. © 1995 Akadémiai Kiadó.

Title: Perturbative quantum (in)equivalence of dual σ models in two dimensions

Author: ; ; ;

Date: 1996

Submitted: 2020-08-07

(1996)

Various examples of target space duality transformations are investigated up to two loop order in perturbation theory. Our results show that when using the tree level ('naive') transformation rules the dual theories are ...

Title: Quantum corrections of Abelian duality transformations

Author: ; ; ;

Date: 1996

Submitted: 2020-08-07

(1996)

A modification of the Abelian duality transformations is proposed guaranteeing that a (not necessarily conformally invariant) sigma-model be quantum equivalent (at least up to two loops in perturbation theory) to its dual. ...