id large_stringlengths 9 16 | title large_stringlengths 1 382 | abstract large_stringlengths 3 6.09k | publish_date date32 | update_date date32 | categories large listlengths 1 13 | authors large_stringlengths 3 62.8k |
|---|---|---|---|---|---|---|
hep-th/9310041 | Wilson loop on a sphere | We give the formula for a simple Wilson loop on a sphere which is valid for
an arbitrary QCD$_2$ saddle-point $\rho(x)$: \mbox{$W(A_1,A_2)=\oint
\frac{dx}{2\pi i} \exp(\int dy \frac{\rho(y)}{y-x}+A_2x)$}. The
strong-coupling-phase solution is investigated. | 1993-10-07 | 2009-10-22 | [
"hep-th"
] | D.V. Boulatov |
hep-th/9310038 | BRST Quantisation and the Product Formula for the Ray-Singer Torsion | We give a quantum field theoretic derivation of the formula obeyed by the
Ray-Singer torsion on product manifolds. Such a derivation has proved elusive
up to now. We use a BRST formalism which introduces the idea of an infinite
dimensional Universal Gauge Fermion, and is of independent interest being
applicable to situ... | 1993-10-07 | 2009-10-22 | [
"hep-th",
"math.DG"
] | Charles Nash and Denjoe O' Connor |
hep-th/9310039 | Strings And Non-Topological Solitons | We have numerically calculated topological andnon-topological solitons in two
spatial dimensions with Chern-Simons term. Their quantum stability, as well as
that of the Maxwell vortex, is analyzed by means of bounce instantons which
involve three-dimensional strings and non-topological solitons. | 1993-10-07 | 2009-10-22 | [
"hep-th"
] | R. Fiore, D. Galeazzi, L. Masperi and A. Megevand |
hep-th/9310049 | Chiral random matrix theory and the spectrum of the Dirac operator near
zero virtuality | We investigate the spectral properties of a random matrix model, which in the
large $N$ limit, embodies the essentials of the QCD partition function at low
energy. The exact spectral density and its pair correlation function are
derived for an arbitrary number of flavors and zero topological charge. Their
microscopic l... | 1993-10-07 | 2011-04-20 | [
"hep-th",
"hep-ph"
] | Jacobus Verbaarschot |
hep-th/9310030 | Polynomial Relations in the Centre of U_q(sl(N)) | When the parameter of deformation q is a m-th root of unity, the centre of
U_q(sl(N))$ contains, besides the usual q-deformed Casimirs, a set of new
generators, which are basically the m-th powers of all the Cartan generators of
U_q(sl(N)). All these central elements are however not independent. In this
letter, general... | 1993-10-06 | 2009-10-22 | [
"hep-th",
"math.QA"
] | Daniel Arnaudon and Michel Bauer |
hep-th/9310031 | Convergence of the Optimized Delta Expansion for the Connected Vacuum
Amplitude: Zero Dimensions | Recent proofs of the convergence of the linear delta expansion in zero and in
one dimensions have been limited to the analogue of the vacuum generating
functional in field theory. In zero dimensions it was shown that with an
appropriate, $N$-dependent, choice of an optimizing parameter $\l$, which is an
important featu... | 1993-10-06 | 2008-11-26 | [
"hep-th"
] | C. M. Bender, A. Duncan and H. F. Jones |
hep-th/9310032 | Gradient Flows from an Approximation to the Exact Renormalization Group | Through appropriate projections of an exact renormalization group equation,
we study fixed points, critical exponents and nontrivial renormalization group
flows in scalar field theories in $2<d<4$. The standard upper critical
dimensions $d_k={2k\over k-1}$, $k=2,3,4,\ldots$ appear naturally encoded in
our formalism, an... | 1993-10-06 | 2009-10-22 | [
"hep-th"
] | Peter E. Haagensen, Yuri Kubyshin, Jose I. Latorre and Enrique Moreno |
hep-th/9310033 | Effective d=2 supersymmetric Lagrangians from d=1 supermatrix models | We discuss $d=1, {\cal N}=2$ supersymmetric matrix models and exhibit the
associated $d=2$ collective field theory in the limit of dense eigenvalues.
From this theory we construct, by the addition of several new fields, a $d=2$
supersymmetric effective field theory, which reduces to the collective field
theory when the... | 1993-10-06 | 2009-10-22 | [
"hep-th"
] | R. Brustein, M. Faux and B. Ovrut |
hep-th/9310035 | Anomaly Inflow for Gauge Defects | Topological defects constructed out of scalar fields and possessing chiral
fermion zero modes are known to exhibit an anomaly inflow mechanism which
cancels the anomaly in the effective theory of the zero modes through an inflow
of current from the space in which the defect is embedded. We investigate the
analog of thi... | 1993-10-06 | 2009-08-18 | [
"hep-th",
"hep-lat"
] | Julie Blum and Jeffrey A. Harvey |
hep-th/9310034 | The winding angle distribution for Brownian and SAW revisited | We study some generic aspects of the winding angle distribution around a
point in two dimensions for Brownian and self avoiding walks (SAW) using corner
transfer matrix and conformal field theory. | 1993-10-06 | 2007-05-23 | [
"hep-th"
] | H.Saleur |
hep-th/9310029 | The Exact Tachyon Beta-Function for the Wess-Zumino-Witten Model | We derive an exact expression for the tachyon $\beta$-function for the
Wess-Zumino-Witten model. We check our result up to three loops by calculating
the three-loop tachyon $\beta$-function for a general non-linear $\sigma$-model
with torsion, and then specialising to the case of the WZW model. | 1993-10-06 | 2009-10-22 | [
"hep-th"
] | I. Jack and D. R. T. Jones |
hep-th/9310027 | The induced representayions of the $\kappa$-Poincare group. The massive
case | The induced \6s of the $\kappa$-\1 for the massive case are described. It is
shown that it extends many of the features of the classical case. | 1993-10-06 | 2009-10-22 | [
"hep-th"
] | P. Maslanka |
hep-th/9310028 | Resummed Effective Action in Inhomogeneous External Field at Zero and
Finite Temperature | The two ways of resumming the efffective action for the massless test
particles in inhomogeneous external field at zero and finite temperature
providing the infrared finite answer are discussed. The case of the massive
test particles having a mass which is parametrically small with respect to a
scale set by the inhomog... | 1993-10-06 | 2007-05-23 | [
"hep-th"
] | A. Leonidov |
hep-th/9310024 | On the Quantization of Abelian Gauge Field Theories on Riemann Surfaces | In this paper general abelian gauge field theories interacting with matter
fields are quantized on a closed and orientable Riemann surface $\Sigma$. The
approach used is that of small perturbations around topologically nontrivial
classical solutions $A^I_\mu$ of the Maxwell equations. The propagator of the
gauge fields... | 1993-10-05 | 2007-05-23 | [
"hep-th"
] | F. Ferrari |
hep-th/9310023 | Minimal String Unification and Hidden Sector in Z_8 Orbifold Models | We study the minimal supersymmetric standard model derived from the $Z_8$
orbifold models and its hidden sectors. We use a target-space duality anomaly
cancellation so as to investigate hidden sectors consistent with the MSSM
unification. For the allowed hidden sectors, we estimate the running gauge
coupling constants ... | 1993-10-05 | 2009-10-22 | [
"hep-th"
] | T. Kobayashi |
hep-th/9310025 | Energy-Momentum Conservation in General Relativity | We discuss general properties of the conservation law associated with a local
symmetry. Using Noether's theorem and a generalized Belinfante symmetrization
procedure in 3+1 dimensions, a symmetric energy-momentum (pseudo) tensor for
the gravitational Einstein-Hilbert action is derived and discussed in detail.
In 2+1 di... | 1993-10-05 | 2014-11-18 | [
"hep-th",
"gr-qc"
] | Dongsu Bak, D. Cangemi, and R. Jackiw |
hep-th/9310017 | Non-Perturbative effective Lagrangians for super-matrix models | We discuss $d=1, {\cal N}=2$ supersymmetric matrix models and exhibit the
associated $d=2$ collective field theory in the limit of dense eigenvalues.
From this field theory we construct, by the addition of several new fields, a
$d=2$ supersymmetric effective field theory, which reduces to the collective
field theory wh... | 1993-10-04 | 2007-05-23 | [
"hep-th"
] | R. Brustein, M. Faux and B. Ovrut |
hep-th/9310013 | Equivariant Localization: BV-geometry and Supersymmetric Dynamics | It is shown, that the geometrical objects of Batalin-Vilkovisky formalism--
odd symplectic structure and nilpotent operator $\Delta$ can be naturally
uncorporated in Duistermaat--Heckman localization procedure. The presence of
the supersymmetric bi-Hamiltonian dynamics with even and odd symplectic
structure in this pro... | 1993-10-04 | 2007-05-23 | [
"hep-th"
] | A.Nersessian |
hep-th/9310019 | N=4 Versus N=2 Phases, Hyperk\"Ahler Quotients and the 2D Topological
Twist | We consider N=2 and N=4 supersymmetric gauge theories in two-dimensions,
coupled to matter multiplets. In analogy with the N=2 case also in the N=4 case
one can introduce Fayet-Iliopoulos terms.The associated three-parameters have
the meaning of momentum-map levels in a HyperK\"ahler quotient construction.
Differently ... | 1993-10-04 | 2010-04-06 | [
"hep-th"
] | Marco Billo' and Pietro Fre' |
hep-th/9310014 | The WZNW model by a perturbation of Witten's conformal solution | The WZNW model at the Witten conformal point is perturbed by the sigma model
term. It is shown that in the large level k limit the perturbed WZNW system
with negative k arrives at the WZNW model with positive k. | 1993-10-04 | 2008-02-03 | [
"hep-th"
] | Oleg A. Soloviev |
hep-th/9310022 | Integrals of Motion and Quantum Groups | A homological construction of integrals of motion of the classical and
quantum Toda field theories is given. Using this construction, we identify the
integrals of motion with cohomology classes of certain complexes, which are
modeled on the BGG resolutions of the associated Lie algebras and their quantum
deformations. ... | 1993-10-04 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Boris Feigin and Edward Frenkel |
hep-th/9310016 | Duality as a Gauge Symmetry and Topology Change | Duality groups as (spontaneously broken) gauge symmetries for toroidal
backgrounds, and their role in ($\infty$-dimensional) underlying string gauge
algebras are reviewed. For curved backgrounds, it is shown that there is a
duality in the moduli space of WZNW sigma-models, that can be interpreted as a
broken gauge symm... | 1993-10-04 | 2007-05-23 | [
"hep-th"
] | Amit Giveon |
hep-th/9310018 | Representations of the $S_N$-Extended Heisenberg Algebra and Relations
Between Knizhnik-Zamolodchikov Equations and Quantum Calogero Model | We discuss lowest-weight representations of the $S_N$-Extended Heisenberg
Algebras underlying the $N$-body quantum-mechanical Calogero model. Our
construction leads to flat derivatives interpolating between
Knizhnik-Zamolodchikov and Dunkl derivatives. It is argued that based on these
results one can establish new link... | 1993-10-04 | 2009-10-22 | [
"hep-th",
"nlin.SI",
"solv-int"
] | Lars Brink and Mikhail A. Vasiliev |
hep-th/9310021 | Self-Intersection, Axial Anomaly and the String Picture of QCD | The leading, planar diagrams of the $1/N_c$ expansion and the usual string
description suggest that quarks propagate on the boundary of a two-dimensional
world surface. We restrict the quarks to the boundary of the world surface by
giving them infinitely large mass on the interior of the surface and zero mass
on its bo... | 1993-10-04 | 2009-10-22 | [
"hep-th"
] | Ravit Efraty |
hep-th/9310020 | Random Geometries in Quantum Gravity | We describe the idea of studying quantum gravity by means of dynamical
triangulations and give examples of its implementation in 2, 3 and 4 space time
dimensions. For $d=2$ we consider the generic hermitian 1-matrix model. We
introduce the so-called moment description which allows us to find the complete
perturbative s... | 1993-10-04 | 2007-05-23 | [
"hep-th"
] | C.F. Kristjansen |
hep-th/9310015 | Finite Approximations to Quantum Physics: Quantum Points and their
Bundles | There exists a physically well motivated method for approximating manifolds
by certain topological spaces with a finite or a countable set of points. These
spaces, which are partially ordered sets (posets) have the power to effectively
reproduce important topological features of continuum physics like winding
numbers a... | 1993-10-04 | 2009-10-22 | [
"hep-th",
"gr-qc",
"hep-lat"
] | A.P. Balachandran, G. Bimonte, E. Ercolessi and P. Teotonio-Sobrinho |
hep-th/9310012 | The Batalin-Vilkovisky formalism with the Virasoro symmetry | We introduce the Virasoro symmetry in the BV formalism and give an explicit
construction of the anti-bracket, which is Virasoro invariant. It is shown that
the master equation with this anti-bracket has an infinite number of solutions.
The base space of the BV formalism is a fermionic version of the Virasoro
manifold $... | 1993-10-03 | 2007-05-23 | [
"hep-th"
] | S. Aoyama |
hep-th/9310011 | Topological Mass Generation in Three-Dimensional String Theory | The effective action of string theory in three dimensions is investigated,
incorporating the Lorentz and gauge Chern-Simons terms in the definition of the
Kalb-Ramond axion field strength. Since in three dimensions any three-form is
trivial, the action can be reformulated by properly integrating the axion out.
The circ... | 1993-10-02 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | Nemanja Kaloper |
hep-th/9310005 | Integrable Generalisations of the 2-dimensional Born Infeld Equation | The Born-Infeld equation in two dimensions is generalised to higher
dimensions whilst retaining Lorentz Invariance and complete integrability. This
generalisation retains homogeneity in second derivatives of the field. | 1993-10-01 | 2009-10-22 | [
"hep-th"
] | D.B. Fairlie and J.A. Mulvey |
hep-th/9310001 | Q-Deformed Path Integral | Using differential and integral calculi on the quantum plane which are
invariant with respect to quantum inhomogeneous Euclidean group E(2)q , we
construct path integral representation for the quantum mechanical evolution
operator kernel of q-oscillator. | 1993-10-01 | 2009-10-22 | [
"hep-th"
] | M. Chaichian and A.P. Demichev |
hep-th/9309160 | The $q$-deformed Schr\"odinger Equation of the Harmonic Oscillator on
the Quantum Euclidian Space | We consider the $q$-deformed Schr\"odinger equation of the harmonic
oscillator on the $N$-dimensional quantum Euclidian space. The creation and
annihilation operator are found, which systematically produce all energy levels
and eigenfunctions of the Schr\"odinger equation. In order to get the
$q$-series representation ... | 1993-10-01 | 2011-07-19 | [
"hep-th"
] | Ursula Carow-Watamura and Satoshi Watamura |
hep-th/9310003 | Quantum Einstein Gravity as a Topological Field Theory | General covariance in quantum gravity is seen once one integrates over all
possible metrics. In recent years topological field theories have given us a
different route to general covariance without integrating over all possible
metrics. Here we argue that Einstein quantum gravity may be viewed as a
topological field th... | 1993-10-01 | 2010-04-06 | [
"hep-th"
] | Andrew Toon |
hep-th/9310009 | String Causality | Withdrawn due to error. See D. Lowe, L. Susskind and J. Uglum,
hep-th/9402136, for correct treatment. Apologies to all recipients. | 1993-10-01 | 2008-02-03 | [
"hep-th"
] | David A. Lowe |
hep-th/9310006 | Equations with infinitely many Lagrangians | Necessary conditions for a field theoretic equation of motion to be the
consequence of variation of an infinite number of inequivalent Lagrangians are
examined. | 1993-10-01 | 2007-05-23 | [
"hep-th"
] | D.B. Fairlie |
hep-th/9310007 | The Cosmological Constant and Volume-Preserving Diffeomorphism
Invariants | Observables in the quantum field theories of $(D-1)$-form fields, $\ca$, on
$D$-dimensional, compact and orientable manifolds, $M$, are computed.
Computations of the vacuum value of $T_{ab}$ find it to be the metric times a
function of the volume of spacetime, $\Omega(M)$. Part of this function of
$\Omega$ is a finite ... | 1993-10-01 | 2016-09-06 | [
"hep-th"
] | R. Brooks |
hep-th/9310010 | Exact solution of the two-dimensional Dirac oscillator | In the present article we have found the complete energy spectrum and the
corresponding eigenfunctions of the Dirac oscillator in two spatial dimensions.
We show that the energy spectrum depends on the spin of the Dirac particle. | 1993-10-01 | 2009-10-22 | [
"hep-th"
] | Victor M. Villalba |
hep-th/9310008 | String Loop Threshold Corrections \break For ${\bf Z}_N$ Coxeter
Orbifolds | The moduli dependence of string loop threshold corrections to gauge coupling
constants is investigated for those ${\bf Z}_N$ Coxeter orbifolds with the
property that some twisted sectors have fixed planes for which the six-torus
${\bf T}_6$ can not be decomposed into a direct sum ${\bf T}_4 \bigoplus{\bf
T}_2$ with the... | 1993-10-01 | 2015-06-26 | [
"hep-th"
] | D. Bailin, A. Love, W.A. Sabra and S. Thomas |
hep-th/9310004 | Fusion algebra at a rational level and cohomology of nilpotent
subalgebras of sl_2 | We define and calculate the fusion algebra of WZW model at a rational level
by cohomological methods. As a byproduct we obtain a cohomological
characterization of admissible representations of $\widehat{\gtsl}_{2}$. | 1993-10-01 | 2011-07-19 | [
"hep-th",
"math.QA"
] | Boris Feigin and Feodor Malikov |
hep-th/9310002 | The Untruncated Marinari-Parisi Superstring | It is shown that the bosonic angular degrees of freedom in the one
dimensional Marinari-Parisi superstring can be integrated out exactly in the
Hamiltonian formulation without having to perform the Dabholkar truncation. The
resulting Hamiltonian is that of a supersymmetric Calogero system plus a four
fermions interacti... | 1993-10-01 | 2009-10-22 | [
"hep-th"
] | G. Ferretti |
hep-th/9309157 | The Deformed Matrix Model at Finite Radius and a New Duality Symmetry | The $1/x^{2}$ deformed $c=1$ matrix model is studied at finite radius and
non-zero cosmological constant. Calculational techniques are presented and
illustrated in some examples. Furthermore, a new kind of $R \rightarrow 1/R$
duality is discovered which mixes different genus. | 1993-09-30 | 2009-10-22 | [
"hep-th"
] | Ulf H. Danielsson |
hep-th/9309158 | Transition Amplitudes within the Stochastic Quantization Scheme | Quantum mechanical transition amplitudes are calculated within the stochastic
quantization scheme for the free nonrelativistic particle, the harmonic
oscillator and the nonrelativistic particle in a constant magnetic field; we
close with free Grassmann quantum mechanics. | 1993-09-30 | 2015-06-26 | [
"hep-th"
] | H. H\"uffel (Inst. f\"ur Theor. Phys., Univ. Wien) and H. Nakazato
(Dept. of Phys., Univ. of the Ryukyus) |
hep-th/9309159 | A theory of tensor products for module categories for a vertex operator
algebra, II | This is the second part in a series of papers presenting a theory of tensor
products for module categories for a vertex operator algebra. In Part I
(hep-th/9309076), the notions of $P(z)$- and $Q(z)$-tensor product of two
modules for a vertex operator algebra were introduced and under a certain
hypothesis, two construc... | 1993-09-30 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Yi-Zhi Huang and James Lepowsky |
hep-th/9309143 | Duality in Supergravity Theories | We present a unified treatment in superspace of the two dual formulations of
$D=10$, $N=1$ {\it pure} supergravity based on a strictly super-geometrical
framework: the only fundamental objects are the super Riemann curvature and
torsion, and the related Bianchi identities are sufficient to set the theory on
shell; ther... | 1993-09-29 | 2009-10-22 | [
"hep-th"
] | A. Candiello and K. Lechner |
hep-th/9309156 | Black Holes and Cosmological Constant in Bosonic String Theory: Some
Remarks | (some corrections in the semiclassical study and one reference added). | 1993-09-29 | 2008-11-26 | [
"hep-th"
] | F. Belgiorno and A.S. Cattaneo |
hep-th/9309150 | Another Perturbative Expansion in Nonabelian Gauge Theory | We consider a new perturbation scheme in nonabelian gauge theory. Pure
Yang-Mills theory in three dimensions is taken as a concrete example. The
zeroth-order in the perturbative expansion is given by BF theory coupled to a
St{\" u}ckelberg-like field. The effective coupling for the expansion can be
small in the infrare... | 1993-09-28 | 2017-02-01 | [
"hep-th"
] | K.-I. Izawa |
hep-th/9309155 | Axial Monopoles, Quantization of Electric Charge and Dynamical
Discreteness of Space-Time | In the present contribution we show that the introduction of axial currents
in electrodynamics can explain the quantization of electric charge and
introduces a dynamical discreteness of space-time, justifying thus the
regularization of Feymman's integrals. | 1993-09-28 | 2007-05-23 | [
"hep-th"
] | M.C. Nemes and Saulo C.S. Silva |
hep-th/9309154 | The Sine-Gordon Solitons as a N-Body Problem | We consider the N-soliton solutions in the sine-Gordon model as a N-body
problem. This leads to a relativistic generalization of the Calogero model
first introduced by Ruijsenaars. We show that the fundamental Poisson bracket
of the Lax matrix is quadratic, and the $r$-matrix is a dynamical one. This is
in contrast to ... | 1993-09-28 | 2008-11-26 | [
"hep-th"
] | Olivier Babelon, Denis Bernard |
hep-th/9309146 | Null vectors, 3-point and 4-point functions in conformal field theory | We consider 3-point and 4-point correlation functions in a conformal field
theory with a W-algebra symmetry. Whereas in a theory with only Virasoro
symmetry the three point functions of descendants fields are uniquely
determined by the three point function of the corresponding primary fields this
is not the case for a ... | 1993-09-28 | 2009-10-22 | [
"hep-th"
] | P. Bowcock and G.M.T. Watts |
hep-th/9309140 | Kodaira-Spencer Theory of Gravity and Exact Results for Quantum String
Amplitudes | We develop techniques to compute higher loop string amplitudes for twisted
$N=2$ theories with $\hat c=3$ (i.e. the critical case). An important
ingredient is the discovery of an anomaly at every genus in decoupling of BRST
trivial states, captured to all orders by a master anomaly equation. In a
particular realization... | 1993-09-27 | 2009-09-17 | [
"hep-th"
] | M. Bershadsky, S. Cecotti, H. Ooguri, C. Vafa |
hep-th/9309138 | End Point of Hawking Evaporation -- Case of Integrable Model | Quantum back reaction due to $N$ massless fields may be worked out to a
considerable detail in a variant of integrable dilaton gravity model in two
dimensions. It is shown that there exists a critical mass of collapsing object
of order $\hbar N \times$ (cosmological constant)$^{1/2}$, above which the end
point of Hawki... | 1993-09-27 | 2014-11-18 | [
"hep-th"
] | M.Hotta and M.Yoshimura |
hep-th/9309147 | Relativistic Particle with Torsion and Charged Particle in a Constant
Electromagnetic Field: Identity of Evolution | The identity of classical motion is established for two physically different
models, one of which is the relativistic particle with torsion, whose action
contains higher derivatives and which is the effective system for the
statistically charged particle interacting with the Chern-Simons U(1) gauge
field, and another i... | 1993-09-27 | 2008-02-03 | [
"hep-th"
] | Mikhail S. Plyushchay |
hep-th/9309144 | The Spectral Problem for the q-Knizhnik-Zamolodchikov Equation and
Continuous q-Jacobi Polynomials | The spectral problem for the q-Knizhnik-Zamolodchikov equations for
$U_{q}(\widehat{sl_2}) (0<q<1)$ at arbitrary level $k$ is considered. The case
of two-point functions in the fundamental representation is studied in
detail.The scattering states are given explicitly in terms of continuous
q-Jacobi polynomials, and the... | 1993-09-27 | 2009-10-22 | [
"hep-th",
"math.QA"
] | P. G. O. Freund, A. V. Zabrodin |
hep-th/9309153 | Shape-invariant potentials and an associated coherent state | An algebraic treatment of shape-invariant potentials in supersymmetric
quantum mechanics is discussed. By introducing an operator which reparametrizes
wave functions, the shape-invariance condition can be related to a
oscillator-like algebra. It makes possible to define a coherent state
associated with the shape-invari... | 1993-09-27 | 2009-10-22 | [
"hep-th"
] | T. Fukui and N. Aizawa |
hep-th/9309151 | Anyon in External Electromagnetic Field: Hamiltonian and Lagrangian
Formulations | We propose a simple model for a free relativistic particle of fractional spin
in 2+1 dimensions which satisfies all the necessary conditions. The canonical
quantization of the system leads to the description of one- particle states of
the Poincare group with arbitrary spin. Using the Hamil- tonian formulation
with the ... | 1993-09-27 | 2009-10-22 | [
"hep-th"
] | M. Chaichian, R. Gonzalez Felipe and D. Louis Martinez |
hep-th/9309148 | Deformed Heisenberg algebra and fractional spin field in 2+1 dimensions | With the help of the deformed Heisenberg algebra involving Klein operator, we
construct the minimal set of linear differential equations for the
(2+1)-dimensional relativistic field with arbitrary fractional spin, whose
value is defined by the deformation parameter. | 1993-09-27 | 2008-11-26 | [
"hep-th"
] | Mikhail S. Plyushchay |
hep-th/9309152 | Hairy Black Holes in String Theory | Solutions of bosonic string theory are constructed which correspond to
four-dimensional black holes with axionic quantum hair. The basic building
blocks are the renormalization group flows of the CP1 model with a theta term
and the SU(1,1)/U(1) WZW coset conformal field theory. However the solutions
are also found to h... | 1993-09-27 | 2009-09-17 | [
"hep-th"
] | S.B. Giddings, J. A. Harvey, Joseph Polchinski, S.H. Shenker, and A.
Strominger |
hep-th/9309149 | Two gravitationally Chern-Simons terms are too many | It is shown that topological massive gravity augmented by the triadic
gravitational Chern-Simons first order term is a curved a pure spin-2 action.
This model contains two massive spin-2 excitations. However, since its
light-front energy is not semidefinite positive, this double CS-action does not
have any physical rel... | 1993-09-27 | 2007-05-23 | [
"hep-th"
] | C. Aragone, Pio J. Arias and A. Khoudeir |
hep-th/9309139 | On the Nature of Nonperturbative Effects in Stabilized 2D Quantum
Gravity | We remark that the weak coupling regime of the stochastic stabilization of 2D
quantum gravity has a unique perturbative vacuum, which does not support
instanton configurations. By means of Monte Carlo simulations we show that the
nonperturbative vacuum is also confined in one potential well. Nonperturbative
effects can... | 1993-09-27 | 2015-06-26 | [
"hep-th"
] | Oscar Diego and Jose Gonzalez |
hep-th/9309145 | Some Speculations about Black Hole Entropy in String Theory | The classical Bekenstein entropy of a black hole is argued to arise from
configurations of strings with ends which are frozen on the horizon. Quantum
corrections to this entropy are probably finite unlike the case in quantum
field theory. Finally it is speculated that all black holes are single string
states. The level... | 1993-09-27 | 2008-02-03 | [
"hep-th"
] | Leonard Susskind |
hep-th/9309141 | Deformations of CFT Beyond the First Order and Closed String Field
Theory | A self-consistent string field theory with interaction is formulated. The
symmetry algebra of this theory includes, in the low-energy limit, local
space-time symmetries, and the Brans-Dicke equation describes a class of
low-energy solutions. (Talk given at the conference Journees Relativistes'93
held on April 5-7 1993,... | 1993-09-27 | 2010-11-01 | [
"hep-th"
] | Gregory Pelts |
hep-th/9309137 | Functional Relations in Solvable Lattice Models I: Functional Relations
and Representation Theory | We study a system of functional relations among a commuting family of
row-to-row transfer matrices in solvable lattice models. The role of exact
sequences of the finite dimensional quantum group modules is clarified. We find
a curious phenomenon that the solutions of those functional relations also
solve the so-called ... | 1993-09-26 | 2011-05-05 | [
"hep-th"
] | A.Kuniba, T. Nakanishi, and J.Suzuki |
hep-th/9309132 | Light-Front Dynamics Of Massive Vector Chern-Simons Gravity | We present a second order gravity action which consists of ordinary Einstein
action augmented by a first-order, vector like, Chern-Simons quasi topological
term. This theory is ghost-free and propagates a pure spin-2 mode. It is
diffeomorphism invariant, although its local Lorentz invariance has been
spontaneuosly brok... | 1993-09-24 | 2007-05-23 | [
"hep-th"
] | C. Aragone, P. J. Arias and A. Khoudeir |
hep-th/9309133 | Duality Symmetries in Orbifold Models | We derive the duality symmetries relevant to moduli dependent gauge coupling
constant threshold corrections, in Coxeter $ {\bf Z_N} $ orbifolds. We consider
those orbifolds for which the point group leaves fixed a 2-dimensional
sublattice $\Lambda_2$, of the six dimensional torus lattice $\Lambda_6$, where
$\Lambda_6 $... | 1993-09-24 | 2009-10-22 | [
"hep-th"
] | D. Bailin, A. Love, W.A. Sabra and S. Thomas |
hep-th/9309135 | Lattice regularization of massive and massless integrable field theories | We show that integrable vertex and RSOS models with trigonometric Boltzmann
weights and appropriate inhomogeneities provide a convenient lattice
regularization for massive field theories and for the recently studied massless
field theories that interpolate between two non trivial conformal field
theories. Massive and m... | 1993-09-24 | 2009-10-22 | [
"hep-th"
] | N.Yu Reshetikhin, H.Saleur |
hep-th/9309130 | Autonomous Renormalization of Phi^4 in Finite Geometry | The autonomous renormalization of the O(N)-symmetric scalar theory is based
on an infinite re-scaling of constant fields, whereas finite-momentum modes
remain finite. The natural framework for a detailed analysis of this method is
a system of finite size, where all non-constant modes can be integrated out
perturbativel... | 1993-09-24 | 2009-10-22 | [
"hep-th",
"hep-ph"
] | Uwe Ritschel |
hep-th/9309128 | The massive Schwinger model with $SU(2)_{f}$ on the light cone | The massive Schwinger model with two flavors is studied in the strong
coupling region by using light-front Tamm-Dancoff approximation. The mass
spectrum of the lightest particles is obtained numerically. We find that the
mass of the lightest isotriplet (``pion'') behaves as $m^{0.50}$ for the strong
couplings, where $m... | 1993-09-24 | 2009-10-22 | [
"hep-th"
] | Koji Harada, Takanori Sugihara, Masa-aki Taniguchi and Masanobu Yahiro |
hep-th/9309142 | Affine Toda Field Theory in the Presence of Reflecting Boundaries | We show that the ``boundary crossing-unitarity equation" recently proposed by
Ghoshal and Zamolodchikov is a consequence of the boundary bootstrap equation
for the S-matrix and the wall-bootstrap equation. We solve this set of
equations for all affine Toda theories related to simply laced Lie algebras,
obtaining explic... | 1993-09-24 | 2009-10-22 | [
"hep-th"
] | A. Fring and R. K\"oberle |
hep-th/9309129 | Kac-Moody structure of chiral gravity in the light-cone gauge | We study the residual symmetry $SL(2,R)\otimes U(1)$ of the chiral gravity in
the light-cone gauge. Quantum gravitational effects renormalize the Kac-Moody
central charge and introduce, through the Lorentz anomaly, an arbitrary
parameter. Due to the presence of this free parameter the Kac-Moody central
charge has no fo... | 1993-09-24 | 2009-10-22 | [
"hep-th"
] | A.Smailagic, Euro Spallucci |
hep-th/9309136 | Intersecting Braids and Intersecting Knot Theory | An extension of the Artin Braid Group with new operators that generate double
and triple intersections is considered. The extended Alexander theorem,
relating intersecting closed braids and intersecting knots is proved for double
and triple intersections, and a counter example is given for the case of
quadruple interse... | 1993-09-24 | 2009-09-01 | [
"hep-th",
"math.QA"
] | Daniel Armand-Ugon, Rodolfo Gambini, Pablo Mora |
hep-th/9309134 | Toeplitz Quantization of K\"ahler Manifolds and $gl(N)$ $N\to\infty$ | For general compact K\"ahler manifolds it is shown that both Toeplitz
quantization and geometric quantization lead to a well-defined (by operator
norm estimates) classical limit. This generalizes earlier results of the
authors and Klimek and Lesniewski obtained for the torus and higher genus
Riemann surfaces, respectiv... | 1993-09-24 | 2009-10-22 | [
"hep-th",
"alg-geom",
"funct-an",
"math.AG",
"math.FA"
] | Martin Bordemann, Eckhard Meinrenken and Martin Schlichenmaier |
hep-th/9309131 | More Gravitational Anyons | The anyonic behaviour of massive spinning point particles coupled to
linearized massive vector Chern-Simons gravity is studied. This model
constitutes the uniform spin-2 generalization of the vector model formed by
coupling charged point particles to the topological massive Maxwell-CS action.
It turns out that, for thi... | 1993-09-24 | 2007-05-23 | [
"hep-th"
] | C. Aragone P. J. Arias |
hep-th/9309126 | Conformal Invariance and Degrees of Freedom in the QCD String | We demonstrate that the Hagedorn-like growth of the number of observed meson
states can be used to constrain the degrees of freedom of the underlying
effective QCD string. We find that the temperature relevant for such string
theories is not given by the usual Hagedorn value $T_H\approx 160$ MeV, but is
considerably hi... | 1993-09-23 | 2009-10-22 | [
"hep-th",
"hep-ph"
] | Keith R. Dienes and Jean-Rene Cudell |
hep-th/9309127 | A note on Polyakov's nonlocal form of the effective action | A technical point regarding the invariance of Polyakov's nonlocal form of the
effective action under uniform rescalings is briefly addressed. | 1993-09-23 | 2010-04-06 | [
"hep-th"
] | J.S.Dowker |
hep-th/9309125 | W-Strings 93 | We present a review of the status of $W$ string theories, their physical
spectra, and their interactions. (Based on review talks given at the Trieste
Spring Workshop, and the Strings 93 meeting at Berkeley, May 1993.) | 1993-09-23 | 2016-11-03 | [
"hep-th"
] | C.N. Pope |
hep-th/9309124 | Equivariant Topological Sigma Models | We identify and examine a generalization of topological sigma models suitable
for coupling to topological open strings. The targets are Kahler manifolds with
a real structure, i.e. with an involution acting as a complex conjugation,
compatible with the Kahler metric. These models satisfy axioms of what might be
called ... | 1993-09-22 | 2009-10-22 | [
"hep-th",
"alg-geom",
"math.AG"
] | Petr Horava |
hep-th/9309123 | Equivalence of Several Chern-Simons Matter Models | Not only does Chern-Simons (CS) coupling characterize statistics, but also
spin and scaling dimension of matter fields. We demonstrate spin transmutation
in relativistic CS matter theory, and moreover show equivalence of several
models. We study CS vector model in some details, which provide consistent
check to the ass... | 1993-09-22 | 2009-10-22 | [
"hep-th",
"cond-mat",
"hep-ph"
] | Wei Chen (UNC-CH) and Chigak Itoi (Nihon U) |
hep-th/9309119 | Classical Solutions for Two Dimensional QCD on the Sphere | We consider $U(N)$ and $SU(N)$ gauge theory on the sphere. We express the
problem in terms of a matrix element of $N$ free fermions on a circle. This
allows us to find an alternative way to show Witten's result that the partition
function is a sum over classical saddle points. We then show how the phase
transition of D... | 1993-09-22 | 2010-11-01 | [
"hep-th"
] | J. A. Minahan and A. P. Polychronakos |
hep-th/9309121 | Self-Similar Potentials and q-Coherent States | The self-similar potentials are formulated in terms of the shape-invariance.
Based on it, a coherent state associated with the shape-invariant potentials is
calculated in case of the self-similar potentials. It is shown that it reduces
to the q-deformed coherent state. | 1993-09-22 | 2009-10-22 | [
"hep-th"
] | T. Fukui |
hep-th/9309117 | Sine-Gordon Theory with Higher Spin $N=2$ Supersymmetry and the Massless
Limit | The Sine-Gordon theory at $\frac{\beta^{2}}{8\pi} = \frac{2}{(2n+3)},\; n=
1,2,3 \cdots $ has a higher spin generalization of the $N=2$ supersymmetry with
the central terms which arises from the affine quantum group $U_{q}( \hat{s
\ell} (2))$. Observing that the algebraic determination of $S$ matrices $(
\approx {\rm q... | 1993-09-22 | 2016-09-06 | [
"hep-th"
] | H. Itoyama and T. Oota |
hep-th/9309116 | Reparametrization Invariance in Some Non-Local 1-D Field Theories | In this paper we consider 1-D non-local field theories with a particular
$1/r^2$ interaction, a constant gauge field and an arbitrary scalar potential.
We show that any such theory that is at a renormalization group fixed point
also satisfies an infinite set of reparametrization invariance Ward identities.
We also prov... | 1993-09-22 | 2010-11-01 | [
"hep-th"
] | Denise E. Freed |
hep-th/9309118 | Smirnov's Integrals and Quantum Knizhnik-Zamolodchikov Equation of Level
$0$ | We study the quantum Knizhnik-Zamolodchikov equation of level $0$ associated
with the spin $1/2$ representation of $U_q \bigl(\widehat{\frak s \frak l
_{2}}\bigr)$. We find an integral formula for solutions in the case of an
arbitrary total spin and $|q|<1$. In the formula, different solutions can be
obtained by taking... | 1993-09-22 | 2009-10-22 | [
"hep-th"
] | M. Jimbo, T. Kojima, T. Miwa and Y.-H. Quano |
hep-th/9309120 | On the Class of Possible Nonlocal Anyon-Like Operators and Quantum
Groups | We find a class of nonlocal operators constructed by attaching a disorder
operator to fermionic degrees of freedom, which can be used to generate
q-deformed algebras following the Schwinger approach. This class includes the
recently proposed anyonic operators defined on a lattice. | 1993-09-22 | 2011-07-19 | [
"hep-th"
] | M. Chaichian, R. Gonzales Felipe, C. Montonen |
hep-th/9309122 | Renormalization in Quantum Statistics of Systems with Spontaneous
Symmetry Breaking | Renormalization in quantum statistics in the presence of a charge associated
to a spontaneously broken symmetry is discussed for the scalar field model. In
contrast to the case of non-broken symmetry, the renormalization mass
counterterm depends on the chemical potential. We argue that this is connected
to the ill-defi... | 1993-09-22 | 2009-10-22 | [
"hep-th"
] | M. Chaichian, J. L. Lucio M., C. Montonen, H. Perez Rojas, M. Vargas |
hep-th/9309113 | Classical and Quantum Intertwine | Model interactions between classical and quantum systems are briefly
discussed. These include: general measurement-like couplings, Stern-Gerlach
experiment, model of a counter, quantum Zeno effect, SQUID-tank model. | 1993-09-21 | 2007-05-23 | [
"hep-th"
] | Ph. Blanchard and A. Jadczyk |
hep-th/9309111 | Interpolating gauge fixing for Chern-Simons theory | Chern-Simons theory is analyzed with a gauge-fixing which allows to discuss
the Landau gauge and the light-cone gauge at the same time. | 1993-09-21 | 2009-10-22 | [
"hep-th"
] | K. Landsteiner, M. Langer, M. Schweda and S. P. Sorella |
hep-th/9309115 | Developments in 2D String Theory | Lectures presented at the Spring School, Trieste, Italy 1993. | 1993-09-21 | 2016-11-03 | [
"hep-th"
] | Antal Jevicki |
hep-th/9309112 | Strongly Coupled Quantum and Classical Systems and Zeno's Effect | A model interaction between a two-state quantum system and a classical
switching device is analysed and shown to lead to the quantum Zeno effect for
large values of the coupling constant k . A minimal piecewise deterministic
random process compatible with the Liouville equation is described, and it is
shown that 1/k ca... | 1993-09-21 | 2009-10-22 | [
"hep-th"
] | Ph. Blanchard and A. Jadczyk |
hep-th/9309114 | Open Strings in Constant Electric and Magnetic Fields | Various properties of open strings in external constant E.M. fields are
reviewed. In particular, the charged-particle pair production rate in an
external electric field is evaluated, and shown to reduce to Schwinger's
formula in the limit of low-intensity fields. Open strings in external magnetic
fields are shown to un... | 1993-09-21 | 2007-05-23 | [
"hep-th"
] | Massimo Porrati |
hep-th/9309109 | Production of Vortices by Scattering Particles | We give an action that can be used to describe the production of global
vortices in 2+1 dimensions by scattering Nambu-Goldstone bosons. At strong
self-coupling the action reduces to scalar QED with particular values of the
coupling constants and the production cross-section is explicitly found. We
also consider the pr... | 1993-09-20 | 2009-12-30 | [
"hep-th",
"hep-ph"
] | Tanmay Vachaspati |
hep-th/9309110 | (0,2) Landau-Ginzburg Theory | A large class of (0,2) Calabi-Yau $\sigma$-models and Landau-Ginzburg
orbifolds are shown to arise as different ``phases'' of supersymmetric gauge
theories. We find a phenomenon in the Landau-Ginzburg phase which may enable
one to understand which Calabi-Yau $\sigma$-models evade destabilization by
worldsheet instanton... | 1993-09-20 | 2009-10-07 | [
"hep-th"
] | J. Distler and S. Kachru |
hep-th/9309106 | Gravitational Dressing of Renormalization Group | We study the gravitational dressing of renormalizable two-dimensional field
theories. Our main result is that the one-loop $\beta$-function is finitely
renormalized by the factor ${k+2\over k+1}$, where $k$ is the central charge of
the gravitational $SL(2, R)$ current algebra. | 1993-09-20 | 2009-10-22 | [
"hep-th"
] | I. R. Klebanov, I. I. Kogan and A. M. Polyakov |
hep-th/9309108 | Dirichlet String Theory and Singular Random Surfaces | We show that string theory with Dirichlet boundaries is equivalent to string
theory containing surfaces with certain singular points. Surface curvature is
singular at these points. A singular point is resolved in conformal coordinates
to a circle with Dirichlet boundary conditions. We also show that moduli
parameters o... | 1993-09-20 | 2008-02-03 | [
"hep-th"
] | Miao Li |
hep-th/9309107 | Two-dimensional QCD on the sphere and on the cylinder | The partition functions of QCD2 on simple surfaces admit representations in
terms of exponentials of the inverse coupling, that are modular transforms of
the usual character expansions. We review the construction of such a
representation in the case of the cylinder, and show how it leads to a
formulation of QCD2 as a $... | 1993-09-20 | 2007-05-23 | [
"hep-th"
] | M. Caselle, A. D'Adda, L. Magnea and S. Panzeri |
hep-th/9309105 | Fusion rules of chiral algebras | Recently (hep-th/9307183) we showed that for the case of the WZW- and the
minimal models fusion can be understood as a certain ring-like tensor product
of the symmetry algebra. In this paper we generalize this analysis to arbitrary
chiral algebras. We define the tensor product of conformal field theory in the
general c... | 1993-09-20 | 2009-10-22 | [
"hep-th"
] | M. Gaberdiel |
hep-th/9309103 | Quantization of the topological $\sigma$-model and the master equation
of the BF formalism | We quantize the topological $\sigma$-model. The quantum master equation of
the Batalin-Vilkovisky formalism $\Delta_\rho \Psi = 0$ appears as a condition
which eliminates the exact states from the BRST invariant states $\Psi$ defined
by $Q \Psi = 0$. The phase space of the BV formalism is a supermanifold with a
specifi... | 1993-09-19 | 2015-06-26 | [
"hep-th"
] | S. Aoyama |
hep-th/9309104 | Degenerate Topological Vortex solutions from a generalized Abelian Higgs
Model with a Chern-Simons term | We consider a generalization of the abelian Higgs model with a Chern-Simons
term by modifying two terms of the usual Lagrangian. We multiply a dielectric
function with the Maxwell kinetic energy term and incorporate nonminimal
interaction by considering generalized covariant derivative. We show that for a
particular ch... | 1993-09-18 | 2009-10-22 | [
"hep-th"
] | Pijush K. Ghosh |
hep-th/9309099 | Chiral Quantization on a Group Manifold | The phase space of a particle on a group manifold can be split in left and
right sectors, in close analogy with the chiral sectors in Wess Zumino Witten
models. We perform a classical analysis of the sectors, and the geometric
quantization in the case of $SU(2)$. The quadratic relation, classically
identifying $SU(2)$ ... | 1993-09-18 | 2016-08-14 | [
"hep-th"
] | Zbigniew Hasiewicz, Przemys{\l}{aw} Siemion and Walter Troost |
hep-th/9309101 | The Dual Faces of String Theory | Duality symmetries for strings moving in non-trivial spacetime backgrounds
are analysed. It is shown that, for backgrounds generated from compact WZW and
coset models, such duality symmetries are exact to all orders in string
perturbation theory. A global treatment of duality symmetries is given, by
associating them to... | 1993-09-18 | 2007-05-23 | [
"hep-th"
] | E. Kiritsis |
hep-th/9309100 | Critical scaling in the matrix model on the Bethe tree | The matrix model with a Bethe-tree embedding space (coinciding at large $N$
with the Kazakov-Migdal ``induced QCD'' model \cite{KM}) is investigated. We
further elaborate the Riemann-Hilbert approach of \rf{Mig1} assuming certain
holomorphic properties of the solution. The critical scaling (an edge
singularity of the d... | 1993-09-18 | 2015-06-26 | [
"hep-th"
] | D.Boulatov |
hep-th/9309102 | On the Classicality of Broda's SU(2) Invariant of 4-manifolds | Recent work of Roberts has shown that the first surgical 4-manifold invariant
of Broda and (up to an unspecified normalization factor) the state-sum
invariant arising from the TQFT of Crane-Yetter are equivalent to the signature
of the 4-manifold. Subsequently Broda defined another surgical invariant in
which the 1- an... | 1993-09-18 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Louis Crane, Louis H. Kauffman, David N. Yetter |
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