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/9308053 | Spontaneous Polarization of the $\Bbb Z _{n}$-Baxter Model | We show that correlation functions of the $\bz _n $-Baxter model in the
principal regime satisfy a system of difference equations. We obtain the
spontaneous polarization of the $\bz _n $-Baxter model as a solution of the
simplest difference equation. | 1993-08-11 | 2015-06-26 | [
"hep-th"
] | Yas-Hiro Quano |
hep-th/9308052 | Symmetries and symmetry-breaking in string theory | This is a summary of a talk based on hep-th/9305139 and presented at the
SUSY-93 International Workshop. We study infinite dimensional unbroken gauge
symmetries which arise when time is toroidally compactified in string theory. | 1993-08-11 | 2007-05-23 | [
"hep-th"
] | Gregory Moore |
hep-th/9308055 | Instantons in topological field theories | On an oriented, compact, connected, real four-dimensional manifold, $M$, we
introduce a topological Lagrangian gauge field theory with a Bogomol'nyi
structure that leads to non-singular, finite-Action, stable solutions to the
variational field equations. These soliton-like solutions are analogous to the
instanton in Ya... | 1993-08-11 | 2008-02-03 | [
"hep-th"
] | M. Temple-Raston |
hep-th/9308054 | Monopole Vector Spherical Harmonics | Eigenfunctions of total angular momentum for a charged vector field
interacting with a magnetic monopole are constructed and their properties
studied. In general, these eigenfunctions can be obtained by applying vector
operators to the monopole spherical harmonics in a manner similar to that often
used for the construc... | 1993-08-11 | 2009-10-22 | [
"hep-th"
] | Erick J. Weinberg |
hep-th/9308050 | Scattering of Discrete States in Two Dimensional Open String Field
Theory | This is the second in a series of papers devoted to open string field theory
in two dimensions. In this paper we aim to clarify the origin and the role of
discrete physical states in the theory. To this end, we study interactions of
discrete states and generic tachyons. In particular, we discuss at length four
point am... | 1993-08-10 | 2009-10-22 | [
"hep-th"
] | Branko Uro\v{s}evi\'c |
hep-th/9308049 | Quantum affine transformation group and covariant differential calculus | We discuss quantum deformation of the affine transformation group and its Lie
algebra. It is shown that the quantum algebra has a non-cocommutative Hopf
algebra structure, simple realizations and quantum tensor operators. The
deformation of the group is achieved by using the adjoint representation. The
elements of quan... | 1993-08-10 | 2017-02-01 | [
"hep-th"
] | N. Aizawa and H.-T. Sato |
hep-th/9308046 | Constraints and Hamiltonian in Light-Front Quantized Field Theory | Self-consistent Hamiltonian formulation of scalar theory on the null plane is
constructed following Dirac method. The theory contains also {\it constraint
equations}. They would give, if solved, to a nonlinear and nonlocal
Hamiltonian. The constraints lead us in the continuum to a different
description of spontaneous s... | 1993-08-10 | 2010-11-01 | [
"hep-th"
] | Prem P. Srivastava |
hep-th/9308047 | Differential Calculi on h-deformed Bosonic and Fermionic Quantum Planes | We study differential calculus on h-deformed bosonic and fermionic quantum
space. It is shown that the fermionic quantum space involves a parafermionic
variable as well as a classical fermionic one. Further we construct the
classical $su(2)$ algebra on the fermionic quantum space and discuss a mapping
between the class... | 1993-08-10 | 2010-11-01 | [
"hep-th"
] | Tatsuo Kobayashi |
hep-th/9308051 | Loop Equations for the d-dimensional One-Hermitian Matrix model | We derive the loop equations for the one Hermitian matrix model in any
dimension. These are a consequence of the Schwinger-Dyson equations of the
model. Moreover we show that in leading order of large $N$ the loop equations
form a closed set. | 1993-08-10 | 2009-10-22 | [
"hep-th"
] | J. Alfaro |
hep-th/9308048 | The Vacuum Energy Density for Spherical and Cylindrical Universes | The vacuum energy density (Casimir energy) corresponding to a massless scalar
quantum field living in different universes (mainly no-boundary ones), in
several dimensions, is calculated. Hawking's zeta function regularization
procedure supplemented with a very simple binomial expansion is shown to be a
rigorous and wel... | 1993-08-10 | 2011-08-17 | [
"hep-th"
] | E. Elizalde |
hep-th/9308041 | On a New Method for Computing Trace Anomalies | I describe a new method for computing trace anomalies in quantum field
theories which makes use of path-integrals for particles moving in curved
spaces. After presenting the main ideas of the method, I discuss how it is
connected to the first quantized approach of particle theory and to heat kernel
techniques. (Talk gi... | 1993-08-09 | 2010-11-01 | [
"hep-th"
] | Fiorenzo Bastianelli |
hep-th/9308039 | The Zamolodchikov C-Function, Classical Closed String Field Theory, The
Duistermaat-Heckman Theorem, The Renormalization Group, and all that | In this article we formulate a `topological' field theory by employing a
generalization of the Duistermaat-Heckman Theorem to localize the path-integral
of the `topological action' C^2 , where C is a slight modification of the
Zamolodchikov C-Function, over the space of all two-dimensional field theories
to the fixed p... | 1993-08-09 | 2008-02-03 | [
"hep-th"
] | Kelly Jay Davis |
hep-th/9308044 | Complementarity in Wormhole Chromodynamics | The electric charge of a wormhole mouth and the magnetic flux ``linked'' by
the wormhole are non-commuting observables, and so cannot be simultaneously
diagonalized. We use this observation to resolve some puzzles in wormhole
electrodynamics and chromodynamics. Specifically, we analyze the color electric
field that res... | 1993-08-09 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | Hoi-Kwong Lo, Kai-Ming Lee, and John Preskill |
hep-th/9308040 | Spectrum of an Elliptic Free Fermionic Corner Transfer Matrix
Hamiltonian | The eigenvalues of the Corner Transfer Matrix Hamiltonian associated to the
elliptic $R$ matrix of the eight vertex free fermion model are computed in the
anisotropic case for magnetic field smaller than the critical value. An
argument based on generating functions is given, and the results are checked
numerically. The... | 1993-08-09 | 2008-02-03 | [
"hep-th",
"cond-mat",
"nlin.SI",
"solv-int"
] | Rodolfo Cuerno |
hep-th/9308043 | Classification and construction of unitary topological field theories in
two dimensions | We prove that unitary two-dimensional topological field theories are uniquely
characterized by $n$ positive real numbers $\lambda _1,\ldots \lambda _n$ which
can be regarded as the eigenvalues of a hermitean handle creation operator. The
number $n$ is the dimension of the Hilbert space associated with the circle and
th... | 1993-08-09 | 2009-10-22 | [
"hep-th"
] | Bergfinnur Durhuus and Thordur Jonsson |
hep-th/9308045 | Spontaneously Broken Lorentz Invariance in Three-Dimensional Gauge
Theories | In a wide class of three-dimensional Abelian gauge theories with a bare
Chern-Simons term, the Lorentz invariance is spontaneously broken by dynamical
generation of a non-vanishing magnetic field. A detailed computation of an
energy density of the true vacuum is given. The originally massive photon
becomes massless, fu... | 1993-08-09 | 2009-10-22 | [
"hep-th",
"cond-mat"
] | Yutaka Hosotani |
hep-th/9308042 | On field redefinitions and exact solutions in string theory | String backgrounds associated with gauged $G/H$ WZNW models in general depend
non-trivially on $\alpha'$. We note, however, that there exists a local
covariant $\a'$-dependent field redefinition that relates the exact
metric-dilaton background corresponding to the $SL(2,R)/U(1)$ model to its
leading-order form ($D=2$ b... | 1993-08-09 | 2009-09-17 | [
"hep-th"
] | A.A.Tseytlin |
hep-th/9308035 | Resumming the Effective Action | At the simple example of a massless scalar field propagating in the static
background we study the resummed expressions for the effective action at zero
and finite temperature that are free from a usual sickness of the effective
action induced by massless particles. | 1993-08-08 | 2008-02-03 | [
"hep-th"
] | A. Leonidov, A. Zelnikov |
hep-th/9308038 | On $\widehat{sl}(3)$ reduction, quantum gauge transformations, and
${\cal W}-$ algebras singular vectors | The problem of describing the singular vectors of $\cW_3$ and $\cW_3^{(2)}$
Verma modules is addressed, viewing these algebras as BRST quantized
Drinfeld-Sokolov (DS) reductions of $A^{(1)}_2\,$. Singular vectors of an
$A^{(1)}_2\,$ Verma module are mapped into $\W$ algebra singular vectors and
are shown to differ from... | 1993-08-08 | 2009-10-22 | [
"hep-th",
"math.QA"
] | P. Furlan, Alexander Ganchev and V. B. Petkova |
hep-th/9308037 | Virasoro Singular Vectors via Quantum DS Reduction | The BRST quantisation of the Drinfeld - Sokolov reduction is exploited to
recover all singular vectors of the Virasoro algebra Verma modules from the
corresponding $A^{(1)}_1\,$ ones. The two types of singular vectors are shown
to be identical modulo terms trivial in the $Q_{BRST}$ cohomology. The main
tool is a quantu... | 1993-08-08 | 2009-10-22 | [
"hep-th"
] | A.Ch. Ganchev and V.B. Petkova |
hep-th/9308036 | The Exact $S$-matrix of the Deformed $c=1$ Matrix Model | We consider the $c=1$ matrix model deformed by the operator ${1\over 2}
M\Tr\Phi^{-2}$, which was conjectured by Jevicki and Yoneya to describe a
two-dimensional black hole of mass $M$. We calculate the exact non-perturbative
$S$-matrix and show that all the amplitudes involving an odd number of
particles vanish at lea... | 1993-08-08 | 2019-08-17 | [
"hep-th"
] | K. Demeterfi, I. Klebanov and J. Rodrigues |
hep-th/9308034 | Liouville Black Holes | The dynamics of Liouville fields coupled to gravity are investigated by
applying the principle of general covariance to the Liouville action in the
context of a particular form of two-dimensional dilaton gravity. The resultant
field equations form a closed system for the Liouville/gravity interaction. A
large class of ... | 1993-08-07 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | R.B. Mann |
hep-th/9308032 | Photon statistics of multimode even and odd coherent light | The even and odd coherent states are generalized for multimode case. The
explicit forms for the photon distribution, Q-function and Wigner function are
derived. In particular, it is shown that for two-mode case there exist strong
correlations between these modes, under certain conditions, which are
responsible for two-... | 1993-08-07 | 2009-10-22 | [
"hep-th"
] | Nadeem A. Ansari and V.I. Man'ko |
hep-th/9308031 | The effective potential for the conformal factor in the standard model
and beyond | There is a general mechanism by which certain matter fields coupled to
gravity can generate a nontrivial effective potential for the conformal factor
of the metric. It is based on a nonstandard regularization method, with the
cutoff being defined independently of the conformal factor. This mechanism
produces a coupling... | 1993-08-07 | 2007-05-23 | [
"hep-th"
] | R. Percacci |
hep-th/9308033 | Multidimensional Hermite polynomials and photon distribution for
polymode mixed light | For N-mode light described by the Wigner function of generic Gaussian form
the photon distribution function is obtained explicitly and expressed in terms
of Hermite polynomial of $2N$ variables with equal pairs of indices.The mean
values and dispersions of photon numbers are obtained for this generic mixed
state.Genera... | 1993-08-07 | 2009-10-22 | [
"hep-th"
] | V. V. Dodonov, O. V. Man'ko and V. I. Man'ko |
hep-th/9308027 | On the emergence of gauge structures and generalized spin when
quantizing on a coset space | It has been known for some time that there are many inequivalent
quantizations possible when the configuration space of a system is a coset
space G/H. Viewing this classical system as a constrained system on the group
G, we show that these inequivalent quantizations can be recovered from a
generalization of Dirac's app... | 1993-08-06 | 2015-06-26 | [
"hep-th"
] | David McMullan and Izumi Tsutsui |
hep-th/9308030 | Proper Field Quantization in Black Hole Spacetimes | Canonical quantization of local field theories is classical black hole
spacetimes with a single horizon leads to a particle number density with a
thermal distribution in equilibrium at the Hawking temperature. A complete
treatment including non-local quantum gravity effects has shown however that
the full "thermal vacu... | 1993-08-06 | 2010-11-01 | [
"hep-th"
] | B. Harms and Y. Leblanc |
hep-th/9308029 | Squeezed States for General Systems | We propose a ladder-operator method for obtaining the squeezed states of
general symmetry systems. It is a generalization of the annihilation-operator
technique for obtaining the coherent states of symmetry systems. We connect
this method with the minimum-uncertainty method for obtaining the squeezed and
coherent state... | 1993-08-06 | 2009-10-22 | [
"hep-th"
] | Michael Martin Nieto and D. Rodney Truax |
hep-th/9308024 | The Improved Bounce Solution of SU(2)-Higgs Model | We further develop the reduced action formalism of the SU(2)-Higgs model
originally given by Aoyama et.al.. Our new ansatz for the sphaleron solution
makes it possible to apply this formalism to all range of the Higgs self
coupling constant. Based on the formalism, we construct a bounce solution
oscillating around the ... | 1993-08-06 | 2017-02-01 | [
"hep-th"
] | Yuji Kobayashi |
hep-th/9308025 | Simple considerations on the behaviour of bosonic modes with quantum
group symmetry | While it is possible to introduce quantum group symmetry into the framework
of quantum mechanics, the general problem of how to implement quantum group
symmetry into $(3+1)$ dimensional quantum field theory has not yet been solved.
Here we try to estimate some features of the behaviour of bosonic modes. | 1993-08-06 | 2007-05-23 | [
"hep-th",
"cond-mat"
] | A. Kempf |
hep-th/9308028 | Zeta-Function Regularization is Uniquely Defined and Well | Hawking's zeta function regularization procedure is shown to be rigorously
and uniquely defined, thus putting and end to the spreading lore about
different difficulties associated with it. Basic misconceptions,
misunderstandings and errors which keep appearing in important scientific
journals when dealing with this bea... | 1993-08-06 | 2009-10-22 | [
"hep-th"
] | E. Elizalde |
hep-th/9308026 | Dynamical Aspects of Lie--Poisson Structures | Quantum Groups can be constructed by applying the quantization by deformation
procedure to Lie groups endowed with a suitable Poisson bracket. Here we try to
develop an understanding of these structures by investigating dynamical systems
which are associated with this bracket. We look at $SU(2)$ and $SU(1,1)$, as
subma... | 1993-08-06 | 2009-10-22 | [
"hep-th",
"math.DS",
"math.QA"
] | F. Lizzi, G. Marmo, G. Sparano and P. Vitale (Napoli) |
hep-th/9308019 | Effective Potential for the Conformal Sector of Quantum Gravity with
Torsion | The effective potential which describes the conformal dynamics of quantum
gravity with torsion is discussed. The phase transitions induced by the
combination of torsion and curvature are investigated. The mechanism for fixing
the vacuum expectation values of the metric and torsion is presented. | 1993-08-05 | 2009-09-17 | [
"hep-th"
] | E. Elizalde and S.D. Odintsov |
hep-th/9308020 | Covariant Effective Action and One-Loop Renormalization of 2D Dilaton
Gravity with Fermionic Matter | Two dimensional dilaton gravity interacting with a four-fermion model and
scalars is investigated, all the coefficients of the Lagrangian being arbitrary
functions of the dilaton field. The one-loop covariant effective action for 2D
dilaton gravity with Majorana spinors (including the four-fermion interaction)
is obtai... | 1993-08-05 | 2009-09-17 | [
"hep-th"
] | E. Elizalde, S. Naftulin and S.D. Odintsov |
hep-th/9308021 | Extended de Sitter Theory of Two Dimensional Gravitational Forces | We present a simple unifying gauge theoretical formulation of gravitational
theories in two dimensional spacetime. This formulation includes the effects of
a novel matter-gravity coupling which leads to an extended de Sitter symmetry
algebra on which the gauge theory is based. Contractions of this theory
encompass prev... | 1993-08-05 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | Daniel Cangemi (MIT) and Gerald Dunne (UConn) |
hep-th/9308016 | Extended Nonabelian Symmetries for Free Fermionic Model | The higher spin symmetry for both Dirac and Majorana massless free fermionic
field models are considered. An infinite Lie algebra which is a linear
realization of the higher spin extension of the cross products of the Virasoro
and affine Kac-Moody algebras is obtained. The corresponding current algebra is
closed which ... | 1993-08-05 | 2007-05-23 | [
"hep-th"
] | Raiko P. Zaikov |
hep-th/9308018 | Chiral gauged WZNW models and heterotic string backgrounds | We construct new heterotic string backgrounds which are analogous to
superstring solutions corresponding to coset models but are not simply the
`embeddings'of the latter. They are described by the (1,0) supersymmetric
extension of the $G/H$ chiral gauged WZNW models. The `chiral gauged' WZNW
action differs from the sta... | 1993-08-05 | 2009-09-17 | [
"hep-th"
] | K.Sfetsos and A.A.Tseytlin |
hep-th/9308014 | Comment On Vortices In Chern-Simons And Maxwell Electrodynamics | We compare the vortex-like solutions of two different theories in (2+1)
dimensions. In the first a nonrelativistic field self-interacts through a
Chern-Simons gauge connection. It is $P$ and $T$ violating. The second is the
standard Maxwell scalar electrodynamics. We show that for specific values of
some parameters the... | 1993-08-05 | 2009-10-22 | [
"hep-th",
"cond-mat"
] | Pietro Donatis and Roberto Iengo |
hep-th/9308015 | SU(N) Yang-Mills on a circle, loop variables, Mandelstam identities and
quantization ambiguities | We consider $SU(N)$ Yang-Mills on a circle (cylindrical space-time) and
quantize the eigenvalues of the holonomy. In this way the Mandelstam identities
associated with the holonomy are trivially solved. Furthermore we indicate that
there are exactly two physically inequivalent representations of the algebra of
gauge-in... | 1993-08-05 | 2007-05-23 | [
"hep-th"
] | J. Hallin |
hep-th/9308017 | Gauging of Chern-Simons $p$-branes | The Chern-Simons membranes and in general the Chern-Simons p-branes moving in
$D$-dimensional target space admit an infinite set of secondary constraints.
With respect to the Poisson bracket these constraints form a closed algebra
which contains classical \ $W_{1+\infty }$ \ algebra in $p$-dimensions as a
subalgebra. C... | 1993-08-05 | 2015-06-26 | [
"hep-th"
] | Raiko P. Zaikov |
hep-th/9308023 | String-Dominated Cosmology | If string theory controls physics at the string scale, the dynamics of the
early universe before the GUT era will be governed by the low-energy string
equations of motion. Studying these equations for FRW spacetimes, we find that
depending on the initial conditions when the stringy era starts, and on the
time when it e... | 1993-08-05 | 2008-12-18 | [
"hep-th",
"gr-qc"
] | Dalia S. Goldwirth and Malcolm J. Perry |
hep-th/9308011 | Two-Dimensional Black Hole and Nonperturbative String Theory | We discuss the interpertation of the $c=1$ matrix model as two-dimensional
string theory in a dilaton-black hole background. The nonperturbative
formulation of $c=1$ matrix model in terms of an integrable model of
nonrelativistic fermions enables us to study the quantum fate of the classical
black hole singularity. We ... | 1993-08-04 | 2016-11-03 | [
"hep-th"
] | Avinash Dhar |
hep-th/9308012 | Gaugeon Formalism with BRST Symmetry | We provide a BRST symmetric version of Yokoyama's Type I gaugeon formalism
for quantum electrodynamics; the similar theory by Izawa can be considered as a
BRST symmetrized Type II theory. With the help of the BRST symmetry, Yokoyama's
physical subsidiary conditions are replaced by the Kugo-Ojima type condition.
As a re... | 1993-08-04 | 2011-04-15 | [
"hep-th"
] | M. Koseki, M. Sato and R. Endo |
hep-th/9308010 | Quantum Deformation of the Affine Transformation Algebra | We discuss quantum deformation of the affine transformation algebra. It is
shown that the quantum algebra has a non-cocommutative Hopf algebra structure,
simple realizations and quantum tensor operators. | 1993-08-04 | 2016-09-06 | [
"hep-th",
"math.QA"
] | N. Aizawa and H.-T. Sato |
hep-th/9308013 | Higher Spin BRS Cohomology of Supersymmetric Chiral Matter in D=4 | We examine the BRS cohomology of chiral matter in $N=1$, $D=4$ supersymmetry
to determine a general form of composite superfield operators which can suffer
from supersymmetry anomalies. Composite superfield operators $\Y_{(a,b)}$ are
products of the elementary chiral superfields $S$ and $\ov S$ and the
derivative opera... | 1993-08-04 | 2008-11-26 | [
"hep-th"
] | J. A. Dixon, R. Minasian and J. Rahmfeld |
hep-th/9308009 | Effects of Nongauge Potentials on the Spin-1/2 Aharonov-Bohm Problem | Some recent work has attempted to show that the singular solutions which are
known to occur in the Dirac description of spin-1/2 Aharonov-Bohm scattering
can be eliminated by the inclusion of strongly repulsive potentials inside the
flux tube. It is shown here that these calculations are generally unreliable
since they... | 1993-08-03 | 2009-10-22 | [
"hep-th"
] | C. R. Hagen |
hep-th/9308007 | Gauge fixing and abelianization in simple BRST quantization | In a previous paper \cite{Simple} it was shown that the BRST charge $Q$ for
any gauge model with a Lie algebra symmetry may be decomposed as
$Q=\del+\del^{\dag},\;\;\;\del^2=\del^{\dag 2}=0,\;\;\;[\del, \del^{\dag}]_+=0$
provided dynamical Lagrange multipliers are used but without introducing other
matter variables in ... | 1993-08-03 | 2009-10-22 | [
"hep-th"
] | Robert Marnelius |
hep-th/9308006 | Renormalization of gauge invariant composite operators in light-cone
gauge | We generalize to composite operators concepts and techniques which have been
successful in proving renormalization of the effective Action in light-cone
gauge. Gauge invariant operators can be grouped into classes, closed under
renormalization, which is matrix-wise. In spite of the presence of non-local
counterterms, a... | 1993-08-03 | 2009-10-22 | [
"hep-th"
] | C. Acerbi and A. Bassetto (Dipartimento di Fisica, Universit\`a di
Padova and INFN, Sezione di Padova) |
hep-th/9308008 | Bethe Ansatz and Quantum Groups | The formulation and resolution of integrable lattice statistical models in a
quantum group covariant way is the subject of this review. The Bethe Ansatz
turns to be remarkably useful to implement quantum group symmetries and to
provide quantum group representations even when $q$ is a root of unity. We
start by solving ... | 1993-08-03 | 2008-02-03 | [
"hep-th",
"nlin.SI",
"solv-int"
] | H. J. de Vega |
hep-th/9308005 | Periods for Calabi--Yau and Landau--Ginzburg Vacua | The complete structure of the moduli space of \cys\ and the associated
Landau-Ginzburg theories, and hence also of the corresponding low-energy
effective theory that results from (2,2) superstring compactification, may be
determined in terms of certain holomorphic functions called periods. These
periods are shown to be... | 1993-08-02 | 2009-10-22 | [
"hep-th"
] | Per Berglund, Philip Candelas, Xenia de la Ossa, Anamaria Font,
Tristan Hubsch, Dubravka Jancic, Fernando Quevedo |
hep-th/9308002 | Phase space structure and the path integral for gauge theories on a
cylinder | The physical phase space of gauge field theories on a cylindrical spacetime
with an arbitrary compact simple gauge group is shown to be the quotient $ {\bf
R}^{2r}/W_A, $ $ r $ a rank of the gauge group, $ W_A $ the affine Weyl group.
The PI formula resulting from Dirac's operator method contains a symmetrization
with ... | 1993-08-02 | 2009-10-22 | [
"hep-th"
] | Sergey V. Shabanov |
hep-th/9308004 | Photon distribution for one mode mixed light with generic gaussian
Wigner function | For one-mode light described by the Wigner function of generic Gaussian form
the photon distribution function is obtained explicitly and expressed in terms
of Hermite polynomials of two variables.The mean values and dispersions of
photon numbers are obtained for this generic %mixed state.Generating function
for photon ... | 1993-08-02 | 2019-08-17 | [
"hep-th"
] | V.V.Dodonov, O.V.Man'ko and V.I.Man'ko |
hep-th/9308001 | ``Theory of Theories'' Approach to String Theory | We propose a new formulation of gauge theories as a quantum theory which has
the gauge theory action $S$ as its dynamical variable. This system is described
by a simple actional $I(S)$ (that is, an action for the action $S$) whose
equation of motion gives the Batalin-Vilkovisky (BV) master equation for $S$.
Upon quanti... | 1993-08-02 | 2009-10-22 | [
"hep-th"
] | H. Hata |
hep-th/9308003 | On Feynman's Approach to the Foundations of Gauge Theory | In 1948, Feynman showed Dyson how the Lorentz force and Maxwell equations
could be derived from commutation relations coordinates and velocities. Several
authors noted that the derived equations are not Lorentz covariant and so are
not the standard Maxwell theory. In particular, Hojman and Shepley proved that
the exist... | 1993-08-02 | 2008-02-03 | [
"hep-th"
] | M. C. Land, N. Shnerb, and L. P. Horwitz |
hep-th/9307197 | Staggered Polarization of Vertex Models with
$U_q(\widehat{sl}(n))$-Symmetry | In this paper we give an explicit formula for level 1 vertex operators
related to $U_q(\widehat{sl}(n))$ as operators on the Fock spaces. We derive
also their commutation relations. As an applications we culculate the one point
functions of the one-dimensional spin chain associated with the vector
representation of $U_... | 1993-08-01 | 2009-10-22 | [
"hep-th"
] | Y. Koyama |
hep-th/9307195 | On the Chiral Fermions in the Twistor--Like Formulation of D=10
Heterotic String | An n=8 worldsheet superfield action is proposed for describing chiral
fermions in the twistor-like formulation of an N=1, D=10 heterotic superstring. | 1993-07-31 | 2008-11-26 | [
"hep-th"
] | D. Sorokin and M. Tonin |
hep-th/9307196 | Free Field Representation For Massive Integrable Models | A new approach to massive integrable models is considered. It allows one to
find symmetry algebras which define spaces of local operators and to get
general integral representations for form-factors in the\ $ SU(2)$\ Thirring
and Sine-Gordon models. | 1993-07-31 | 2010-11-01 | [
"hep-th"
] | S.Lukyanov |
hep-th/9307193 | Chiral Hierarchies, Compositeness and the Renormalization Group | A wide class of models involve the fine--tuning of significant hierarchies
between a strong--coupling ``compositeness'' scale, and a low energy dynamical
symmetry breaking scale. We examine the issue of whether such hierarchies are
generally endangered by Coleman--Weinberg instabilities. A careful study using
perturbat... | 1993-07-30 | 2011-07-19 | [
"hep-th",
"hep-ph"
] | W.A. Bardeen, C.T. Hill and D.-U. Jungnickel |
hep-th/9307190 | The vacuum preserving Lie algebra of a classical W-algebra | We simplify and generalize an argument due to Bowcock and Watts showing that
one can associate a finite Lie algebra (the `classical vacuum preserving
algebra') containing the M\"obius $sl(2)$ subalgebra to any classical
$\W$-algebra. Our construction is based on a kinematical analysis of the
Poisson brackets of quasi-p... | 1993-07-30 | 2009-10-22 | [
"hep-th"
] | L. Feher, L. O'Raifeartaigh and I. Tsutsui |
hep-th/9307187 | Dynamical Effects of Chern-Simons Term | We study how the Chern-Simons term effects the dynamically generated fermion
mass in $(2+1)D$ Quantum Electrodynamics in the framework of large $N$
expansion. We find that when the Chern-Simons term is present half of the
fermions get mass $M+m$ and half get $M-m$. The parity-preserving mass $m$ is
generated only when ... | 1993-07-30 | 2007-05-23 | [
"hep-th"
] | Deog Ki Hong |
hep-th/9307192 | Quantum group and Manin plane related to a coloured braid group
representation | By considering `coloured' braid group representation we have obtained a
quantum group, which reduces to the standard $GL_q(2)$ and $GL_{p,q}(2)$ cases
at some particular limits of the `colour' parameters. In spite of quite
complicated nature, all of these new quantum group relations can be expressed
neatly in the Heise... | 1993-07-30 | 2008-02-03 | [
"hep-th",
"math.QA"
] | B. Basu-Mallick |
hep-th/9307189 | Extended Superconformal Algebras and Free Field Realizations from
Hamiltonian Reduction | We develop the method of the hamiltonian reduction of affine Lie
superalgebras to obtain explicit and general expressions both for the classical
and the quantum extended superconformal algebras. By performing the gauge
transformation which connects the diagonal gauge with the Drinfeld-Sokolov
gauge and considering the ... | 1993-07-30 | 2009-10-22 | [
"hep-th"
] | K. Ito, J.O. Madsen and J.L. Petersen |
hep-th/9307191 | Cancellation of unphysical gauge and ghost degrees of freedom in
backreaction | We study the U(1) Higgs model in spacetime-dependent background fields (a
background metric and a background scalar field).
Particle creation can occur because of the time-dependence of these
background fields. In gauge theories, there is a unphysical sector and
consequently unphysical particles may be produced. Howe... | 1993-07-30 | 2010-11-01 | [
"hep-th"
] | Masaru Onoda |
hep-th/9307188 | Topological Representations of $U_q(sl_2)$ on the Torus and the Mapping
Class Group | We compute the mapping class group action on cycles on the configuration
space of the torus with one puncture, with coefficients in a local system
arising in conformal field theory. This action commutes with the topological
action of the quantum group $U_q(sl_2)$, and is given in vertex form. | 1993-07-30 | 2008-11-26 | [
"hep-th",
"math.QA"
] | M. Crivelli, Giovanni Felder, C. Wieczerkowski |
hep-th/9307185 | c=1 Liouville Theory Perturbed by the Black-Hole Mass operator | We discuss the properties of the Liouville theory coupled to the c=1 matter
when perturbed by an operator, the screening operator of the $SL(2;R)$ current
algebra, which is supposed to generate the mass of the two-dimensional black
hole. Mimicking the standard KPZ scaling theory of the Liouville system
perturbed by the... | 1993-07-30 | 2009-10-22 | [
"hep-th"
] | Tohru Eguchi (Dept. of Physics, Univ. of Tokyo, Tokyo, Japan) |
hep-th/9307186 | Large-N analysis of (2+1)-dimensional Thirring model | We analyze $(2+1)$-dimensional vector-vector type four-Fermi interaction
(Thirring) model in the framework of the $1/N$ expansion. By solving the
Dyson-Schwinger equation in the large-$N$ limit, we show that in the
two-component formalism the fermions acquire parity-violating mass dynamically
in the range of the dimens... | 1993-07-30 | 2009-10-22 | [
"hep-th"
] | D. K. Hong and S. H. Park |
hep-th/9307194 | Dirty black holes: Entropy as a surface term | It is by now clear that the naive rule for the entropy of a black hole,
{entropy} = 1/4 {area of event horizon}, is violated in many interesting cases.
Indeed, several authors have recently conjectured that in general the entropy
of a dirty black hole might be given purely in terms of some surface integral
over the eve... | 1993-07-30 | 2016-09-06 | [
"hep-th",
"gr-qc"
] | Matt Visser |
hep-th/9307178 | Coherent State Quantization of SU(N) Non-Abelian Chern-Simons Particles | We present a new method of formulating the classical theory of $SU(N+1)$
non-Abelian Chern-Simons (NACS) particles for arbitrary $N\geq 1$ using the
symplectic reduction of $CP(N)$ manifold from $S^{2N+1}$. Quantizing the theory
using BRST formulation and coherent state path integral method , we obtain a
quantum mechan... | 1993-07-29 | 2009-10-22 | [
"hep-th"
] | Taejin Lee and Phillial Oh |
hep-th/9307184 | Quantum Mechanics and Thermodynamics of Particles with Distance
Dependent Statistics | The general notion of distance dependent statistics in anyon-like systems is
discussed. The two-body problem for such statistics is considered, the general
formula for the second virial coefficient is derived and it is shown that in
the limiting cases it reproduces the known results for ideal anyons. | 1993-07-29 | 2014-11-18 | [
"hep-th"
] | Stefan V.Mashkevich |
hep-th/9307182 | Charge-monopole versus Gravitational Scattering at Planckian Energies | The amplitude for the scattering of a point magnetic monopole and a point
charge, at centre-of-mass energies much larger than the masses of the
particles, and in the limit of low momentum transfer, is shown to be
proportional to the (integer-valued) monopole strength, assuming the Dirac
quantization condition for the m... | 1993-07-29 | 2009-10-22 | [
"hep-th"
] | Saurya Das and Parthasarathi Majumdar |
hep-th/9307179 | Classical Loop Actions of Gauge Theories | Since the first attempts to quantize Gauge Theories and Gravity in the loop
representation, the problem of the determination of the corresponding classical
actions has been raised. Here we propose a general procedure to determine these
actions and we explicitly apply it in the case of electromagnetism. Going to
the lat... | 1993-07-29 | 2010-11-01 | [
"hep-th",
"gr-qc",
"hep-lat"
] | Daniel Armand-Ugon, Rodolfo Gambini, Jorge Griego and Leonardo Setaro |
hep-th/9307183 | Fusion in conformal field theory as the tensor product of the symmetry
algebra | Following a recent proposal of Richard Borcherds to regard fusion as the
ring-like tensor product of modules of a {\em quantum ring}, a generalization
of rings and vertex operators, we define fusion as a certain quotient of the
(vector space) tensor product of representations of the symmetry algebra ${\cal
A}$. We prov... | 1993-07-29 | 2015-06-26 | [
"hep-th"
] | M. Gaberdiel |
hep-th/9307181 | Wormhole and Hawking Radiation | It is shown in a variant of two dimensional dilaton gravity theories that an
arbitrary, localized massive source put in an initially regular spacetime gives
rise to formation of the wormhole classically, without accompanying the
curvature singularity. The semiclassical quantum correction under this wormhole
spacetime y... | 1993-07-29 | 2017-02-01 | [
"hep-th",
"gr-qc"
] | M.Hotta and M.Yoshimura |
hep-th/9307180 | Possible Tests of Conformal Turbulence through Boundaries | We investigate various boundary conditions in two dimensional turbulence
systematically in the context of conformal field theory. Keeping the conformal
invariance, we can either change the shape of boundaries through finite
conformal transformations, or insert boundary operators so as to handle more
general cases. Effe... | 1993-07-29 | 2010-02-05 | [
"hep-th"
] | B.K. Chung, Soonkeon Nam, Q-Han Park, and H.J. Shin |
hep-th/9307172 | Yukawa Couplings involving Excited Twisted Sector States for ${\bf Z}_N$
and ${\bf Z}_M\times {\bf Z}_N$ Orbifolds | We study the Yukawa couplings among excited twist fields which might arise in
the low-energy effective field theory obtained by compactifying the heterotic
string on ${\bf Z}_N$ and ${\bf Z}_M\times {\bf Z}_N$ orbifolds. | 1993-07-28 | 2010-11-01 | [
"hep-th"
] | D. Bailin, A. Love and W.A. Sabra |
hep-th/9307169 | A Closed form for Consistent Anomalies in Gauge Theories | The new method for solving the descent equations for gauge theories proposed
in \cite{s} is shown to be equivalent with that based on the {\em "Russian
formula"}. Moreover it allows to obtain in a closed form the expressions of the
consistent anomalies in any space-time dimension. | 1993-07-28 | 2009-10-22 | [
"hep-th"
] | S. P. Sorella and L. Tataru |
hep-th/9307170 | Classification of Structure Constants for W-algebras from Highest
Weights | We show that the structure constants of W-algebras can be grouped according
to the lowest (bosonic) spin(s) of the algebra. The structure constants in each
group are described by a unique formula, depending on a functional parameter
h(c) that is characteristic for each algebra. As examples we give the structure
constan... | 1993-07-28 | 2016-09-06 | [
"hep-th"
] | K. Hornfeck |
hep-th/9307177 | Cosmic Censorship and the Dilaton | We investigate extremal electrically charged black holes in
Einstein-Maxwell-dilaton theory with a cosmological constant inspired by string
theory. These solutions are not static, and a timelike singularity eventually
appears which is not surrounded by an event horizon. This suggests that cosmic
censorship may be viola... | 1993-07-28 | 2010-01-06 | [
"hep-th",
"gr-qc"
] | James H. Horne and Gary T. Horowitz |
hep-th/9307173 | The C = 1 Matrix Model Formulation of Two Dimensional Yang-Mills
Theories | We find the exact matrix model description of two dimensional Yang-Mills
theories on a cylinder or on a torus and with an arbitrary compact gauge group.
This matrix model is the singlet sector of a $c =1$ matrix model where the
matrix field is in the fundamental representation of the gauge group. We also
prove that the... | 1993-07-28 | 2015-06-26 | [
"hep-th"
] | Stefano Panzeri |
hep-th/9307176 | Topological current algebras in two dimensions | Two-dimensional topological field theories possessing a non-abelian current
symmetry are constructed. The topological conformal algebra of these models is
analysed. It differs from the one obtained by twisting the $N=2$ superconformal
models and contains generators of dimensions $1$, $2$ and $3$ that close a
linear alg... | 1993-07-28 | 2009-10-22 | [
"hep-th"
] | J. M. Isidro and A.V. Ramallo |
hep-th/9307175 | Multi--Soliton Solutions of Affine Toda Models | Hirota's method is used to construct multi--soliton and plane--wave solutions
for affine Toda field theories with imaginary coupling. | 1993-07-28 | 2008-11-26 | [
"hep-th"
] | Z. Zhu and D. G. Caldi |
hep-th/9307171 | String Unification and Threshold Corrections | The interpretation of the apparent unification of gauge couplings within
supersymmetric theories depends on uncertainties induced through heavy particle
thresholds. While in standard grand unified theories these effects can be
estimated easily, the corresponding calculations are quite complicated in
string unified theo... | 1993-07-28 | 2009-10-22 | [
"hep-th"
] | P.Mayr, H.P. Nilles and S. Stieberger |
hep-th/9307174 | Ward identities and Wilson renormalization group for QED | We analyze a formulation of QED based on the Wilson renormalization group.
Although the ``effective Lagrangian'' used at any given scale does not have
simple gauge symmetry, we show that the resulting renormalized Green's
functions correctly satisfies Ward identities to all orders in perturbation
theory. The loop expan... | 1993-07-28 | 2009-10-22 | [
"hep-th",
"hep-ph"
] | M. Bonini, M. D'Attanasio and G. Marchesini |
hep-th/9307168 | String Theory and the Principle of Black Hole Complementarity | String theory provides an example of the kind of apparent inconsistency that
the {\it Principle of Black Hole Complementarity\/} deals with. To a freely
infalling observer a string falling through a black hole horizon appears to be
a Planck size object. To an outside observer the string and all the information
it carri... | 1993-07-27 | 2009-10-07 | [
"hep-th"
] | L. Susskind |
hep-th/9307161 | The Canonical Symmetry for Integrable Systems | The properties of discrete nonlinear symmetries of integrable equations are
investigated. These symmetries are shown to be canonical transformations. On
the basis of the considered examples, it is concluded, that the densities of
the conservation laws are changed under these transformations by spatial
divergencies. | 1993-07-27 | 2009-10-22 | [
"hep-th"
] | A. N. Leznov and A. V. Razumov |
hep-th/9307162 | Phase Transitions in NJL and super-NJL models | An elementary method of determination of the character of the hot phase
transition in 4d four-fermion NJL-type models is applied to non-supersymmetric
and supersymmetric versions of simple NJL model. We find that in the non-susy
case the transition is usually of the second order. It is weakly first order
only in the re... | 1993-07-27 | 2007-05-23 | [
"hep-th",
"hep-ph"
] | Z.Lalak, J.Pawelczyk, S.Pokorski |
hep-th/9307167 | Towards a statistical mechanics of nonabelian vortices | A study is presented of classical field configurations describing nonabelian
vortices in two spatial dimensions, when a global \( SO(3) \) symmetry is
spontaneously broken to a discrete group \( \IK \) isomorphic to the group of
integers mod 4. The vortices in this model are characterized by the nonabelian
fundamental ... | 1993-07-27 | 2009-10-22 | [
"hep-th",
"cond-mat",
"hep-ph"
] | C.Kobdaj and S.Thomas |
hep-th/9307166 | Exact N=2 Landau-Ginzburg Flows | We find exactly solvable N=2-supersymmetric flows whose infrared fixed points
are the N=2 minimal models. The exact S-matrices and the Casimir energy (a
c-function) are determined along the entire renormalization group trajectory.
The c-function runs from c=3 (asymptotically) in the UV to the N=2 minimal
model values o... | 1993-07-27 | 2009-10-22 | [
"hep-th"
] | Paul Fendley and Ken Intriligator |
hep-th/9307165 | Thermodynamics of Vortices in the Plane | The thermodynamics of vortices in the critically coupled abelian Higgs model,
defined on the plane, are investigated by placing $N$ vortices in a region of
the plane with periodic boundary conditions: a torus. It is noted that the
moduli space for $N$ vortices, which is the same as that of $N$
indistinguishable points ... | 1993-07-27 | 2009-10-22 | [
"hep-th"
] | P.A.Shah and N.S.Manton |
hep-th/9307163 | Conformal non-Abelian Thirring models | The Lie-Poisson structure of non-Abelian Thirring models is discussed and the
Hamiltonian quantization of these theories is carried out. The consistency of
the Hamiltonian quantization with the path integral method is established. It
is shown that the space of non-Abelian Thirring models contains the
nonperturbative co... | 1993-07-27 | 2008-02-03 | [
"hep-th"
] | O. A. Soloviev |
hep-th/9307164 | Quantum Symmetry | The representations of the observable algebra of a low dimensional quantum
field theory form the objects of a braided tensor category. The search for
gauge symmetry in the theory amounts to finding an algebra which has the same
representation category. In this paper we try to establish that every quantum
field theory s... | 1993-07-27 | 2008-02-03 | [
"hep-th"
] | Reinhard H\"aring |
hep-th/9307158 | Topological Amplitudes in String Theory | We show that certain type II string amplitudes at genus $g$ are given by the
topological partition function $F_g$ discussed recently by Bershadsky, Cecotti,
Ooguri and Vafa. These amplitudes give rise to a term in the four-dimensional
effective action of the form $\sum_g F_g W^{2g}$, where $W$ is the chiral
superfield ... | 1993-07-26 | 2009-10-22 | [
"hep-th"
] | I. Antoniadis, E. Gava, K.S. Narain and T.R. Taylor |
hep-th/9307160 | Two Dimensional Gauge Theoretic Supergravities | We investigate two dimensional supergravity theories, which can be built from
a topological and gauge invariant action defined on an ordinary surface. We
concentrate on four models. The first model is the $N=1$ supersymmetric
extension of Jackiw-Teiltelboim model presented by Chamseddine in a superspace
formalism. We c... | 1993-07-26 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | Daniel Cangemi and Martin Leblanc |
hep-th/9307157 | Non-Perturbative Two-Dimensional Dilaton Gravity | We present a review of the canonical quantization approach to the problem of
non-perturbative 2d dilaton gravity. In the case of chiral matter we describe a
method for solving the constraints by constructing a Kac-Moody current algebra.
For the models of interest, the relevant Kac-Moody algebras are based on
SL(2,R) X ... | 1993-07-26 | 2008-02-03 | [
"hep-th",
"gr-qc"
] | A. Mikovic |
hep-th/9307153 | Some cohomology operators in 2-D field theory | It is typical for a semi-infinite cohomology complex associated with a graded
Lie algebra to occur as a vertex operator (or chiral) superalgebra where all
the standard operators of cohomology theory, in particular the differential,
are modes of vertex operators (fields). Although vertex operator superalgebras
-with the... | 1993-07-26 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Fusun Akman |
hep-th/9307155 | Consistent Interactions between Gauge Fields and Local BRST Cohomology :
The Example of Yang-Mills Models | Recent results on the cohomological reformulation of the problem of
consistent interactions between gauge fields are illustrated in the case of the
Yang-Mills models. By evaluating the local BRST cohomology through descent
equation techniques, it is shown (i) that there is a unique local, Poincar\'e
invariant cubic ver... | 1993-07-26 | 2011-04-15 | [
"hep-th"
] | G. Barnich, M. Henneaux and R. Tatar |
hep-th/9307159 | Dilatonic Sphalerons and Non-Abelian Black Holes | We discuss properties and interpretation of recently found globally regular
and black hole solutions of a Einstein-Yang-Mills-dilaton theory. Talk given at
the 15th annual MRST meeting on High Energy Physics, Syracuse University, NY,
May 14-15, 1993. | 1993-07-26 | 2007-05-23 | [
"hep-th"
] | George Lavrelashvili and Dieter Maison |
hep-th/9307154 | Renormalization Group Approach to Matrix Models and Vector Models | The renormalization group approach is studied for large $N$ models. The
approach of Br\'ezin and Zinn-Justin is explained and examined for matrix
models. The validity of the approach is clarified by using the vector model as
a similar and simpler example. An exact difference equation is obtained which
relates free ener... | 1993-07-26 | 2008-11-26 | [
"hep-th"
] | Saburo Higuchi, Chigak Itoi and Norisuke Sakai |
hep-th/9307156 | On the O(1/N^2) Beta-Function of the Nambu-Jona-Lasinio Model with
Non-Abelian Chiral Symmetry | We present the formalism for computing the critical exponent corresponding to
the $\beta$-function of the Nambu--Jona-Lasinio model with $SU(M)$ $\times$
$SU(M)$ continuous chiral symmetry at $O(1/N^2)$ in a large $N$ expansion,
where $N$ is the number of fermions. We find that the equations can only be
solved for the ... | 1993-07-26 | 2009-10-22 | [
"hep-th"
] | J.A. Gracey |
hep-th/9307149 | Quantum deformations for the diagonal R-matrices | We consider two different types of deformations for the linear group $ GL(n)$
which correspond to using of a general diagonal R-matrix. Relations between
braided and quantum deformed algebras and their coactions on a quantum plane
are discussed. We show that tensor-grading-preserving differential calculi can
be constru... | 1993-07-25 | 2008-02-03 | [
"hep-th",
"math.QA"
] | B. M. Zupnik |
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