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/9409133 | Maxwell-Chern-Simons Theory in Covariant and Coulomb Gauges | We quantize Quantum Electrodynamics in $2+1$ dimensions coupled to a
Chern-Simons (CS) term and a charged spinor field, in covariant gauges and in
the Coulomb gauge. The resulting Maxwell-Chern-Simons (MCS) theory describes
charged fermions interacting with each other and with topologically massive
propagating photons.... | 1994-09-22 | 2015-06-26 | [
"hep-th"
] | Kurt Haller and Edwin Lim-Lombridas (University of Connecticut) |
hep-th/9409134 | Theory of Neutral Particles: Mclennan-Case Construct for Neutrino, Its
Generalization, and a New Wave Equation | Continuing our recent argument where we constructed a FNBWW-type spin-$1$
boson having opposite relative intrinsic parity to that of the associated
antiparticle, we now study eigenstates of the Charge Conjugation operator.
Based on the observation that if $\phi_{_{L}}(p^\mu)$ transforms as a $(0,\,j)$
spinor under Lore... | 1994-09-22 | 2008-11-26 | [
"hep-th",
"hep-ph"
] | D. V. Ahluwalia (LAMPF, Los Alamos National Laboratory) |
hep-th/9409129 | Generalized $\W_3$ Strings from Free Fields | The conventional quantization of w_3 strings gives theories which are
equivalent to special cases of bosonic strings. We explore whether a more
general quantization can lead to new generalized W_3 string theories by seeking
to construct quantum BRST charges directly without requiring the existence of a
quantum W_3 alge... | 1994-09-21 | 2015-06-26 | [
"hep-th"
] | JM Figueroa-O'Farrill, CM Hull, L Palacios, and E Ramos |
hep-th/9409122 | A Perturbative Approach to the Chiral Potts Model | The massive high-temperature phase of the chiral Potts quantum chain is
studied using perturbative methods. For the Z_3-chain we present
high-temperature expansions for the groundstate energy and the dispersion
relations of the two single-particle states as well as two-particle states at
general values of the parameter... | 1994-09-21 | 2009-09-25 | [
"hep-th",
"cond-mat",
"hep-lat"
] | A. Honecker |
hep-th/9409127 | Operator Formalism on General Algebraic Curves | The usual Laurent expansion of the analytic tensors on the complex plane is
generalized to any closed and orientable Riemann surface represented as an
affine algebraic curve. As an application, the operator formalism for the $b-c$
systems is developed. The physical states are expressed by means of creation
and annihila... | 1994-09-21 | 2015-06-26 | [
"hep-th",
"alg-geom",
"math.AG"
] | F. Ferrari and J. Sobczyk |
hep-th/9409123 | Topological Terms in String Theory on Orbifolds | We study toroidal orbifold models with topologically invariant terms in the
path integral formalism and give physical interpretations of the terms from an
operator formalism point of view. We briefly discuss a possibility of a new
class of modular invariant orbifold models. | 1994-09-21 | 2009-10-28 | [
"hep-th"
] | M. Sakamoto and M. Tachibana |
hep-th/9409126 | On Coset Reductions of KP Hierarchies | In this talk the class of multi-fields reductions of the KP and super-KP
hierarchies (leading to non-purely differential Lax operators) is revisited
from the point of view of coset construction. This means in particular that all
the hamiltonian densities of the infinite tower belong to a coset algebra of a
given Poisso... | 1994-09-21 | 2011-04-15 | [
"hep-th"
] | F. Toppan |
hep-th/9409128 | Wilson Loops, Winding modes, and Domain Walls in Finite Temperature QCD | We discuss the effective action for Polyakov-Wilson loops winding around
compact Euclidean time, which serve as order parameters for the finite
temperature deconfinement transition in $SU(N)$ Yang-Mills gauge theory. We
then apply our results to the study of the high temperature continuation of the
confining phase, and... | 1994-09-21 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Joshua Boorstein and David Kutasov |
hep-th/9409130 | Spectrum of transfer matrix for $U_q(B_n)$-invariant $A^{(2)}_{2n}$ open
spin chain | We propose an expression for the eigenvalues of the transfer matrix for the
$U_q(B_n)$-invariant open quantum spin chain associated with the fundamental
representation of $A^{(2)}_{2n}$. By assumption, the Bethe Ansatz equations are
``doubled'' with respect to those of the corresponding closed chain with
periodic bound... | 1994-09-21 | 2015-06-26 | [
"hep-th"
] | Simone Artz, Luca Mezincescu, and Rafael I. Nepomechie |
hep-th/9409125 | On Classical Rational $\cw$ Algebras | The structure of classical non-linear $\cw$ algebras closing on rational
functions is analyzed both for the ordinary and the supersymmetric case. Such
algebras appear as a result of a coset construction. Their relevance to
physical applications is pointed out. | 1994-09-21 | 2007-05-23 | [
"hep-th"
] | F. Toppan |
hep-th/9409120 | Moyal Quantum Mechanics: The Semiclassical Heisenberg Dynamics | The Moyal--Weyl description of quantum mechanics provides a comprehensive
phase space representation of dynamics. The Weyl symbol image of the Heisenberg
picture evolution operator is regular in $\hbar$. Its semiclassical expansion
`coefficients,' acting on symbols that represent observables, are simple,
globally defin... | 1994-09-21 | 2015-06-26 | [
"hep-th"
] | T. A. Osborn and F. H. Molzahn |
hep-th/9409121 | Creation of a scalar potential in 2D dilaton gravity | We investigate quantum corrections of the 2-d dilaton gravity near the
singularity. Our motivation comes from a s-wave reduced cosmological solution
which is classically singular in the scalar fields (dilaton and moduli). As
result we find, that the singularity disappears and a dilaton/moduli potential
is created. | 1994-09-21 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | K. Behrndt |
hep-th/9409124 | The Monomial-Divisor Mirror Map for Landau-Ginzburg Orbifolds | We present the new explicit geometrical knowledge of the Landau-Ginzburg
orbifolds, when a typical type of superpotential is considered. Relying on
toric geometry, we show the one-to-one correspondence between some of the
$(a,c)$ states with $U(1)$ charges $(-1,1)$ and the $(1,1)$ forms coming from
blowing-up processes... | 1994-09-21 | 2015-06-26 | [
"hep-th"
] | H. Sato |
hep-th/9409118 | ALE Instantons in String Theory | In this talk we will describe a string solution which contains a self-dual
(instantonic) metric and study its properties. Talk given by M.Bianchi at the
Seventh Marcel Grossmann Meeting, Stanford July 24-30, 1994. | 1994-09-20 | 2007-05-23 | [
"hep-th"
] | M.Bianchi, F.Fucito, G.C.Rossi and M.Martellini |
hep-th/9409119 | Supersymmetric Dyonic Black Holes in Kaluza-Klein Theory | We study supersymmetric, four-dimensional (4-d), Abelian charged black holes
(BH's) arising in (4+n)-d (1 \le n \le 7) Kaluza-Klein (KK) theories. Such
solutions, which satisfy supersymmetric Killing spinor equations (formally
satisfied for any n) and saturate the corresponding Bogomol'nyi bounds, can be
obtained if an... | 1994-09-20 | 2009-09-25 | [
"hep-th",
"gr-qc"
] | Mirjam Cveti\v{c} and Donam Youm |
hep-th/9409117 | Covariant Quantization of d=4 Brink-Schwarz Superparticle with Lorentz
Harmonics | Covariant first and second quantization of the free d=4 massless
superparticle are implemented with the introduction of purely gauge auxiliary
spinor Lorentz harmonics. It is shown that the general solution of the
condition of maslessness is a sum of two independent chiral superfields with
each of them corresponding to... | 1994-09-20 | 2019-09-25 | [
"hep-th"
] | S. Fedoruk, V.G. Zima |
hep-th/9409114 | How Strings Make Do without Supersymmetry: An Introduction to Misaligned
Supersymmetry | We provide a non-technical introduction to "misaligned supersymmetry", a
generic phenomenon in string theory which describes how the arrangement of
bosonic and fermionic states at all string energy levels conspires to preserve
finite string amplitudes even in the absence of spacetime supersymmetry.
Misaligned supersymm... | 1994-09-20 | 2016-09-06 | [
"hep-th",
"hep-ph"
] | Keith R. Dienes (Institute for Advanced Study, Princeton) |
hep-th/9409116 | Coherent states, Path integral, and Semiclassical approximation | Using the generalized coherent states we argue that the path integral
formulae for $SU(2)$ and $SU(1,1)$ (in the discrete series) are WKB exact,if
the starting point is expressed as the trace of $e^{-iT\hat H}$ with $\hat H$
being given by a linear combination of generators. In our case,WKB
approximation is achieved by... | 1994-09-20 | 2010-11-01 | [
"hep-th"
] | K.Funahashi, T.Kashiwa, S.Sakoda, K.Fujii |
hep-th/9409111 | Is Supersymmetry Really Broken? | In 2 + 1 dimensions, in the presence of gravity, supersymmetry can ensure the
vanishing of the cosmological constant without requiring the equality of bose
and fermi masses. | 1994-09-19 | 2010-04-07 | [
"hep-th"
] | Edward Witten |
hep-th/9409105 | Structures Symplectiques sur les Espaces de Courbes Projectives et
Affines | A symplectic structure on the space of nondegenerate and nonparametrized
curves in a locally affine manifold is defined. We also consider several
interesting spaces of nondegenerate projective curves endowed with Poisson
structures. This construction connects the Virasoro algebra and the
Gel'fand-Dikii bracket with the... | 1994-09-19 | 2009-10-28 | [
"hep-th",
"math.SG"
] | L. Guieu, V. Yu. Ovsienko |
hep-th/9409115 | Path-ordered Phase Factors in Scalar Quantum Electrodynamics | Starting from linear equations for the complex scalar field, the two- and
three-point Green's functions are obtained in the infrared approximation. We
show that the infrared singularity factorizes in the vertex function as in
spinorial QED, reproducing in a straightforward way the result of lenghty
perturbative calcula... | 1994-09-19 | 2017-02-01 | [
"hep-th"
] | B. M. Pimentel and J. L. Tomazelli |
hep-th/9409102 | Bound States of the Hydrogen Atom in the Presence of a Magnetic Monopole
Field and an Aharonov-Bohm Potential | In the present article we analyze the bound states of an electron in a
Coulomb field when an Aharonov-Bohm field as well as a magnetic Dirac monopole
are present. We solve, via separation of variables, the Schr\"odinger equation
in spherical coordinates and we show how the Hydrogen energy spectrum depends
on the Aharon... | 1994-09-19 | 2009-10-28 | [
"hep-th"
] | Victor M. Villalba |
hep-th/9409131 | Asymptotic Classification of Solutions of the Discrete Painlev\'E-1
Equation | The main subject of the paper is the so-called Discrete Painlev\'e-1 Equation
(DP1). Solutions of the DP1 are classified under criterion of their behavior
while argument tends to infinity. The appropriate theorems of existence are
proved. | 1994-09-19 | 2007-05-23 | [
"hep-th"
] | V.L.Vereschagin |
hep-th/9409112 | Non-Perturbative Decoupling of Heavy Fermions | We show that heavy fermions decouple from the low energy physics also in
non-perturbative instanton effects. Provided the heavy fermions are lighter
than the symmetry breaking scale, all the instanton effects should be expressed
as local operators in the effective Lagrangian. The effective theory itself
doesn't admit i... | 1994-09-19 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Moshe Rozali |
hep-th/9409104 | General solution of the Wess-Zumino consistency condition for Einstein
gravity | The Wess-Zumino consistency condition for four-dimensional Einstein gravity
is investigated in the space of local forms involving the fields, the ghosts,
the antifields and their derivatives. Its general solution is constructed for
all values of the form degree and of the ghost number. It is shown in
particular that th... | 1994-09-19 | 2010-01-06 | [
"hep-th"
] | G. Barnich, F. Brandt and M. Henneaux |
hep-th/9409103 | Anomaly and Thermodynamics for 2D Spinors in the Aharonov--Bohm Gauge
Field | The axial anomaly is computed for Euclidean Dirac fermions on the plane. The
dependence upon the self-adjoint extensions of the Dirac operator is
investigated and its relevance concerning the second virial coefficient of the
anyon gas is discussed. | 1994-09-19 | 2007-05-23 | [
"hep-th"
] | P. Giacconi, F. Maltoni and R. Soldati |
hep-th/9409101 | A Note on String Field Theory in the Temporal Gauge | In this note, we review the recent developments in the string field theory in
the temporal gauge. (Based on a talk presented by N.I. in the workshop {\it
Quantum Field Theory, Integrable Models and Beyond}, Yukawa Institute for
Theoretical Physics, Kyoto University, 14-18 February 1994.) | 1994-09-19 | 2008-11-26 | [
"hep-th"
] | M. Ikehara, N. Ishibashi, H. Kawai, T. Mogami, R. Nakayama and N.
Sasakura |
hep-th/9409113 | Derivative Expansion of the Effective Action and Vacuum Instability for
QED in 2+1 Dimensions | We investigate the effective action of 2+1 dimensional charged spin 1/2
fermions and spin 0 bosons in the presence of a $U(1)$ gauge field. We evaluate
terms in an expansion up to second order in derivatives of the field strength,
but exactly in the mass parameter and in the magnitude of the nonvanishing
constant field... | 1994-09-19 | 2009-12-30 | [
"hep-th",
"cond-mat",
"hep-ph"
] | Daniel Cangemi, Gerald Dunne and Eric D'Hoker |
hep-th/9409107 | k-Anomalies and Space-Time Supersymmetry in the Green-Schwarz Heterotic
Superstring | The computation of $\kappa$-anomalies in the Green-Schwarz heterotic
superstring sigma-model and the corresponding Wess-Zumino consistency condition
constitute a powerful alternative approach for the derivation of manifestly
supersymmetric string effective actions. With respect to the beta-function
approach this techni... | 1994-09-19 | 2009-10-28 | [
"hep-th"
] | A.Candiello, K.Lechner and M.Tonin |
hep-th/9409110 | On the Geometric Interpretation of N = 2 Superconformal Theories | We clarify certain important issues relevant for the geometric interpretation
of a large class of N = 2 superconformal theories. By fully exploiting the
phase structure of these theories (discovered in earlier works) we are able to
clearly identify their geometric content. One application is to present a
simple and nat... | 1994-09-19 | 2009-10-28 | [
"hep-th"
] | Paul Aspinwall and Brian Greene |
hep-th/9409106 | Deformed Poincare Algebra and Field Theory | We examine deformed Poincar\'e algebras containing the exact Lorentz algebra.
We impose constraints which are necessary for defining field theories on these
algebras and we present simple field theoretical examples. Of particular
interest is a case that exhibits improved renormalization properties. | 1994-09-19 | 2009-12-04 | [
"hep-th"
] | Alexandros A. Kehagias, Patrick A.A. Meessen and George Zoupanos |
hep-th/9409109 | Confining Flux Tubes in a Current Algebra Approach | We describe flux tubes and their interactions in a low energy sigma model
induced by $SU({N_f}) \rightarrow SO({N_f})$ flavor symmetry breaking in
$SO(N_c)$ QCD. Unlike standard QCD, this model allows gauge confinement to
manifest itself in the low energy theory, which has unscreened spinor color
sources and global $Z_... | 1994-09-19 | 2010-11-01 | [
"hep-th",
"hep-ph"
] | K.M. Benson and M. Saadi |
hep-th/9409108 | Painleve III and 2D Polymers | Recently the scaling function of the dilute non-contractible self-avoiding 2D
polymer loop on a cylinder was related to the Painleve III transcendent. Using
the perturbation theory, the thermidynamic Bethe ansatz and numerical
calculations we argue a similar relation for the contractible self-avoiding
loop. | 1994-09-19 | 2009-10-28 | [
"hep-th",
"nlin.SI",
"solv-int"
] | Al. Zamolodchikov |
hep-th/9409098 | Large N Gauge Theory -- Expansions and Transitions | We use solvable two-dimensional gauge theories to illustrate the issues in
relating large N gauge theory to string theory. We also give an introduction to
recent mathematical work which allows constructing master fields for higher
dimensional large N theories. We illustrate this with a new derivation of the
Hopf equati... | 1994-09-18 | 2009-10-28 | [
"hep-th"
] | Michael R. Douglas |
hep-th/9409099 | Supersymmetry and SU(2)xU(1) breaking with naturally vanishing vacuum
energy | We show how the spontaneous breaking of local N=1 supersymmetry and of the
SU(2)xU(1) gauge symmetry can be simultaneously realized, with naturally
vanishing tree-level vacuum energy, in superstring effective supergravities.
Both the gravitino mass m_{3/2} and the electroweak scale m_Z are classically
undetermined, and... | 1994-09-18 | 2010-11-01 | [
"hep-th",
"hep-ph"
] | A.Brignole and F.Zwirner |
hep-th/9409100 | The quantum Poincare group from quantum group contraction | We propose a contraction of the de Sitter quantum group leading to the
quantum Poincare group in any dimensions. The method relies on the coaction of
the de Sitter quantum group on a non--commutative space, and the deformation
parameter $q$ is sent to one. The bicrossproduct structure of the quantum
Poincar\'e group is... | 1994-09-18 | 2009-10-28 | [
"hep-th"
] | Philippe Zaugg |
hep-th/9409097 | On the non-relativistic limit of the quantum sine-Gordon model with
integrable boundary condition | We show that the the generalized Calogero-Moser model with boundary potential
of the P\"oschl-Teller type describes the non-relativistic limit of the quantum
sine-Gordon model on a half-line with Dirichlet boundary condition. | 1994-09-17 | 2009-10-28 | [
"hep-th"
] | A.Kapustin, S.Skorik |
hep-th/9409093 | Free-Field Representation of Group Element for Simple Quantum Group | A representation of the group element (also known as ``universal ${\cal
T}$-matrix'') which satisfies $\Delta(g) = g\otimes g$, is given in the form $$
g = \left(\prod_{s=1}^{d_B}\phantom.^>\ {\cal
E}_{1/q_{i(s)}}(\chi^{(s)}T_{-i(s)})\right) q^{2\vec\phi\vec H}
\left(\prod_{s=1}^{d_B}\phantom.^<\ {\cal E}_{q_{i(s)}}(\p... | 1994-09-16 | 2016-09-06 | [
"hep-th"
] | Alexei Morozov and Luc Vinet |
hep-th/9409095 | Duality Symmetries and Supersymmetry Breaking in String
Compactifications | We discuss the spontaneous supersymetry breaking within the low-energy
effective supergravity action of four-dimensional superstrings. In particular,
we emphasize the non-universality of the soft supersymmetry breaking
parameters, the $\mu$-problem and the duality symmetries. | 1994-09-16 | 2016-09-06 | [
"hep-th",
"hep-ph"
] | G. Lopes Cardoso, D. Lust and Thomas Mohaupt |
hep-th/9409096 | GUT's with Adjoint Higgs from Superstrings | I discuss how effective grand unified theories requiring adjoint Higgs fields
for breaking to the standard model can be contained within string theory.
Initial findings are presented in a search for and classification of effective
three generation SO(10) SUSY-GUT models built using the free-fermionic string
approach. B... | 1994-09-16 | 2009-09-25 | [
"hep-th",
"hep-ph"
] | Gerald B. Cleaver |
hep-th/9409094 | Trees, forests and jungles: a botanical garden for cluster expansions | Combinatoric formulas for cluster expansions have been improved many times
over the years. Here we develop some new combinatoric proofs and extensions of
the tree formulas of Brydges and Kennedy, and test them on a series of
pedagogical examples. | 1994-09-16 | 2009-10-28 | [
"hep-th"
] | A. Abdesselam and V. Rivasseau |
hep-th/9409090 | Noncommutative symmetric functions and Laplace operators for classical
Lie algebras | New systems of Laplace (Casimir) operators for the orthogonal and symplectic
Lie algebras are constructed. The operators are expressed in terms of paths in
graphs related to matrices formed by the generators of these Lie algebras with
the use of some properties of the noncommutative symmetric functions associated
with ... | 1994-09-16 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Alexander Molev |
hep-th/9409092 | N=2 Supersymmetric Calabi-Yau Hypersurface Sigma-Models on Curved
Two-Dimensions | We consider the effect of curved two-dimensional space-time on Witten's $N=2$
supersymmetric sigma models interpolating Calabi-Yau hypersurfaces to
Landau-Ginzburg models. In order for the former models to have significant
connection to superstring theory, only the $N=(1,1)$ or $N=(1,0)$ part of the
total $N=(2,2)$ wor... | 1994-09-16 | 2009-10-28 | [
"hep-th"
] | Hitoshi Nishino |
hep-th/9409085 | Path-Integral bosonization of a non-local interaction and its
application to the study of 1-d many-body systems | We extend the path-integral approach to bosonization to the case in which the
fermionic interaction is non-local. In particular we obtain a completely
bosonized version of a Thirring-like model with currents coupled by general
(symmetric) bilocal potentials. The model contains the Tomonaga-Luttinger model
as a special ... | 1994-09-15 | 2009-10-28 | [
"hep-th"
] | C.M.Na\'on, M.C.von Reichenbach and M.L.Trobo |
hep-th/9409087 | Quantum Dynamical Approach of Wavefunction Collapse in Measurement
Process and Its Application to Quantum Zeno Effect | The systematical studies on the dynamical approach of wavefunction collapse
in quantum measurement are reported in this paper based on the Hepp-Coleman's
model and its generalizations. Under certain physically reasonable conditions,
which are easily satisfied by the practical problems, it is shown that the
off-diagonal... | 1994-09-15 | 2009-10-28 | [
"hep-th"
] | Chang-Pu Sun (Institute of Theoretical Physics, Northeast Normal
University, Changchun 130024,\hspace{1cm} P.R.China) |
hep-th/9409089 | The World as a Hologram | According to 't Hooft the combination of quantum mechanics and gravity
requires the three dimensional world to be an image of data that can be stored
on a two dimensional projection much like a holographic image. The two
dimensional description only requires one discrete degree of freedom per Planck
area and yet it is ... | 1994-09-15 | 2009-10-07 | [
"hep-th"
] | L. Susskind |
hep-th/9409091 | A Measure on a Subspace of FRW Solutions and ``The Flatness Problem" of
Standard Cosmology | We use the metric on the space of gravity fields given by DeWitt to construct
a unique kinematic measure on the space of FRW simple fluids and show that when
the mass parameter $\Omega$ is used as a coordinate this measure is singular at
$\Omega = 1$. This singularity, combined with the time evolution of $\Omega$,
dist... | 1994-09-15 | 2009-10-28 | [
"hep-th"
] | H. T. Cho and R. Kantowski |
hep-th/9409088 | Topics in Quantum Geometry of Riemann Surfaces: Two-Dimensional Quantum
Gravity | Lectures given at International School of Physics ``Enrico Fermi'', Varenna,
Villa Monastero, June 28-July 7 1994 | 1994-09-15 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Leon Takhtajan |
hep-th/9409084 | Light Front Quantisation of Gauge Theories in a Finite Volume | We discuss the light-front formulation of SU(2) Yang-Mills theory on a torus.
The gauge choice we use allows for an exact and unambiguous solution of Gauss's
law. | 1994-09-15 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Thomas Heinzl |
hep-th/9409086 | Quantum Dynamics for the Control of Atomic State by a Quantized Optical
Ring Cavity | A generalized approach of the Born-Oppenheimer approximation is developed to
analytically deal with the influence exercised by the spatial motion of atom's
mass-center on a two-level atom in an optical ring cavity with a quantized
single-mode electromagnetic field. The explicit expressions of tunneling rate
are obtaine... | 1994-09-15 | 2007-05-23 | [
"hep-th"
] | Chang-Pu Sun (ITP, Northeast Normal University, China) |
hep-th/9409078 | (1,0) superparticle in a curved background and the full set of (1,0)
supergravity constraints | The classical (1,0) superparticle in a curved superspace is considered. The
minimal set of constraints to be imposed on the background for correct
inclusion of interaction is found. The most general form of Siegel-type local
fermionic symmetry is presented. Local algebra of the theory is shown to be
closed off-shell an... | 1994-09-14 | 2007-05-23 | [
"hep-th"
] | A.A. Deriglazov and A.V. Galajinsky |
hep-th/9409075 | Integrals of motion of classical lattice sine-Gordon system | We compute the local integrals of motions of the classical limit of the
lattice sine-Gordon system, using a geometrical interpretation of the local
sine-Gordon variables. Using an analogous description of the screened local
variables, we show that these integrals are in involution. We present some
remarks on relations ... | 1994-09-14 | 2011-04-20 | [
"hep-th"
] | B. Enriquez and B.L. Feigin |
hep-th/9409077 | A comment on ``On Non-Abelian Duality'' by Enrique \'Alvarez, Luis
\'Alvarez-Gaum\'e and Yolanda Lozano | The paper commented upon gives the impression that whether the gauged version
of a sigma model gives rise to the original or the dual model depends on the
choice of gauge fixing. It is demonstrated here that this is not so. | 1994-09-14 | 2007-05-23 | [
"hep-th"
] | Harald Skarke |
hep-th/9409074 | Chern-Simons Quantization of (2+1)-Anti-De Sitter Gravity on a Torus | Chern-Simons formulation of 2+1 dimensional Einstein gravity with a negative
cosmological constant is investigated when the spacetime has the topology $
R\times T^{2}$. The physical phase space is shown to be a direct product of two
sub-phase spaces each of which is a non-Hausdorff manifold plus a set with
nonzero codi... | 1994-09-14 | 2010-04-06 | [
"hep-th"
] | Kiyoshi Ezawa |
hep-th/9409079 | Representations at a Root of Unity of q-Oscillators and Quantum
Kac-Moody algebras | Here is a list of chapters:
1 Introduction
2 Notation and preliminaries
Part I: Finite quantum groups
3 2x2 Matrix quantum groups and the quantum plane
4 Quantum enveloping algebras at a root of unity
Part II: q-Oscillators
5 Representations of q-oscillators at a root of unity
6 qr-Oscillator at a root ... | 1994-09-14 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Jens-U. H. Petersen |
hep-th/9409081 | BRST cohomology of Yang-Mills gauge fields in the presence of gravity in
Ashtekar variables | The BRST transformations for the Yang-Mills gauge fields in the presence of
gravity described by Ashtekar variables are obtained by using the so-called
Maurer-Cartan horizontality conditions. The BRST cohomology group expressed by
the Wess-Zumino consistency condition is solved with the help of an operator
$\delta$ int... | 1994-09-14 | 2007-05-23 | [
"hep-th"
] | O. Moritsch, M. Schweda, T. Sommer, L. Tataru and H. Zerrouki |
hep-th/9409080 | A Complete Perturbative Expansion for Constrained Quantum Dynamics | A complete perturbative expansion for the Hamiltonian describing the motion
of a quantomechanical system constrained to move on an arbitrary submanifold of
its configuration space $R^n$ is obtained. | 1994-09-14 | 2009-10-28 | [
"hep-th"
] | P. Maraner |
hep-th/9409082 | String Rearrangement of Gauge Theories | Feynman diagram expressions in ordinary field theories can be written in a
string-like manner. The methods and the advantages for doing so are briefly
discussed. | 1994-09-14 | 2009-09-25 | [
"hep-th",
"hep-ph"
] | C.S. Lam |
hep-th/9409083 | String Organization of Field Theories: Duality and Gauge Invariance | String theories should reduce to ordinary four-dimensional field theories at
low energies. Yet the formulation of the two are so different that such a
connection, if it exists, is not immediately obvious. With the Schwinger
proper-time representation, and the spinor helicity technique, it has been
shown that field theo... | 1994-09-14 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Y.J. Feng and C.S. Lam |
hep-th/9409076 | Scattering Theory and Correlation Functions in Statistical Models with a
Line of Defect | The scattering theory of the integrable statistical models can be generalized
to the case of systems with extended lines of defect. This is done by adding
the reflection and transmission amplitudes for the interactions with the line
of inhomegeneity to the scattering amplitudes in the bulk. The factorization
condition ... | 1994-09-14 | 2009-10-28 | [
"hep-th",
"cond-mat"
] | G. Delfino, G. Mussardo and P. Simonetti |
hep-th/9409071 | Discrete-time Calogero-Moser Model and Lattice KP Equations | We introduce an integrable time-discretized version of the classical
Calogero-Moser model, which goes to the original model in a continuum limit.
This discrete model is obtained from pole solutions of a semi-discretized
version of the Kadomtsev-Petviashvili equation, leading to a finite-dimensional
symplectic mapping. ... | 1994-09-13 | 2008-02-03 | [
"hep-th",
"cond-mat",
"nlin.SI",
"solv-int"
] | F.W. Nijhoff and G.D. Pang |
hep-th/9409073 | Hard Thermal Loops, Weak Gravitational Fields and The Quark Gluon Energy
Momentum Tensor | We use an auxiliary field construction to discuss the hard thermal loop
effective action associated with massless thermal SU(N) QCD interacting with a
weak gravitational field. It is demonstrated that the previous attempt to
derive this effective action has only been partially successful and that it is
presently only k... | 1994-09-13 | 2009-10-28 | [
"hep-th"
] | E.A.Gaffney |
hep-th/9409072 | Axial-Vector Duality as a Mirror Symmetry | We study $N=2$ supersymmetric $SU(2)/U(1)$ and $SL(2,R)/U(1)$ gauged
Wess-Zumino-Witten models. It is shown that the vector gauged model is
transformed to the axial gauged model by a mirror transformation. Therefore the
vector gauged model and the axial gauged model are equivalent as $N=(2,2)$
superconformal field theo... | 1994-09-13 | 2009-10-28 | [
"hep-th"
] | Tomomi Muto |
hep-th/9409062 | Heterotic Coset Models | A description is given of how to construct (0,2) supersymmetric conformal
field theories as coset models. These models may be used as non-trivial
backgrounds for Heterotic String Theory. They are realised as a combination of
an anomalously gauged Wess-Zumino-Witten model, right-moving supersymmetric
fermions, and left-... | 1994-09-12 | 2009-10-28 | [
"hep-th"
] | Clifford V. Johnson |
hep-th/9409065 | Space of second order linear differential operators as a module over the
Lie algebra of vector fields | The space of linear differential operators on a smooth manifold $M$ has a
natural one-parameter family of $Diff(M)$ (and $Vect(M)$)-module structures,
defined by their action on the space of tensor-densities. It is shown that, in
the case of second order differential operators, the $Vect(M)$-module
structures are equiv... | 1994-09-12 | 2007-05-23 | [
"hep-th"
] | C.Duval and V.Ovsienko |
hep-th/9409067 | Extensions of Virasoro group and Virasoro algebra by modules of
tensor-densities on $S^1$ | We classify non-trivial (non-central) extensions of the group $Diff^+(S^1)$
of all diffeomorphisms of the circle preserving its orientation and of the Lie
algebra $Vect (S^1)$ of vector fields on $S^1$, by the modules of
tensor-densities on $S^1$. The result is: 4 non-trivial extensions of
$Diff^+(S^1)$ and 7 non-trivi... | 1994-09-12 | 2019-08-17 | [
"hep-th"
] | V.Ovsienko, C.Roger |
hep-th/9409070 | $Q$-Meromorphic Functions, Quantums sets and Homomorphisms of the
Quantum Plane | In this paper which is the completion of [1], we construct the
$A_0(q)$-algebra of $Q$-meromorphic functions on the quantum plane. This is the
largest non-commutative, associative, $A_0(q)$-algebra of functions constructed
on the quantum plane. We also define the notion of quantum subsets of R$^2$
which is a generaliza... | 1994-09-12 | 2008-02-03 | [
"hep-th",
"math.QA"
] | A. Shafei Deh Abad, V. Milani |
hep-th/9409063 | Homotopy G-algebras and moduli space operad | This paper emphasizes the ubiquitous role of moduli spaces of algebraic
curves in associative algebra and algebraic topology. The main results are: (1)
the space of an operad with multiplication is a homotopy Gerstenhaber (i.e.,
homotopy graded Poisson) algebra; (2) the singular cochain complex is naturally
an operad; ... | 1994-09-12 | 2024-09-25 | [
"hep-th",
"dg-ga",
"math.AT",
"math.DG",
"math.QA"
] | Murray Gerstenhaber and Alexander A. Voronov |
hep-th/9409068 | Quasi-Exactly-Solvable Differential Equations | A general classification of linear differential and finite-difference
operators possessing a finite-dimensional invariant subspace with a polynomial
basis is given. The main result is that any operator with the above property
must have a representation as a polynomial element of the universal enveloping
algebra of the ... | 1994-09-12 | 2008-02-03 | [
"hep-th",
"funct-an",
"math.FA"
] | Alexander Turbiner |
hep-th/9409069 | On the Algebraic Structure of Gravitational Descendants in CP(n-1) Coset
Models | We investigate how specific free-field realizations of twisted N=2
supersymmetric coset models give rise to natural extensions of the ``matter''
Hilbert spaces in such a manner as to incorporate the various gravitational
excitations. In particular, we show that adopting a particular screening
prescription is equivalent... | 1994-09-12 | 2009-10-28 | [
"hep-th"
] | W. Lerche and N.P. Warner |
hep-th/9409066 | Multi-loop correlators for rational theories of 2D gravity from the
generalized Kontsevich models | We introduce a parametrization of the coupling constant space of the
generalized Kontsevich models in terms of a set of moments equivalent to those
introduced recently in the context of topological gravity. For the simplest
generalization of the Kontsevich model we express the moments as elementary
functions of the sus... | 1994-09-12 | 2009-10-28 | [
"hep-th"
] | C. Kristjansen |
hep-th/9409064 | Non-Perturbative Solution of Matrix Models Modified by Trace-Squared
Terms | We present a non-perturbative solution of large $N$ matrix models modified by
terms of the form $ g(\Tr\Phi^4)^2$, which add microscopic wormholes to the
random surface geometry. For $g<g_t$ the sum over surfaces is in the same
universality class as the $g=0$ theory, and the string susceptibility exponent
is reproduced... | 1994-09-12 | 2009-10-28 | [
"hep-th"
] | Igor R. Klebanov and Akikazu Hashimoto |
hep-th/9409061 | Heterotic Cosets | A description is given of how to construct $(0,2)$ supersymmetric conformal
field theories as coset models. These models may be used as non--trivial
backgrounds for Heterotic String Theory. They are realised as a combination of
an anomalously gauged Wess--Zumino--Witten model, right--moving supersymmetric
fermions, and... | 1994-09-11 | 2008-02-03 | [
"hep-th"
] | Clifford V. Johnson |
hep-th/9409058 | *-Structures on Braided Spaces | $*$-structures on quantum and braided spaces of the type defined via an
R-matrix are studied. These include $q$-Minkowski and $q$-Euclidean spaces as
additive braided groups. The duality between the $*$-braided groups of vectors
and covectors is proved and some first applications to braided geometry are
made. | 1994-09-11 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Shahn Majid |
hep-th/9409060 | Exact SU(2)*U(1) Stringy Black Holes | Extreme magnetic dilaton black holes are promoted to exact solutions of
heterotic string theory with unbroken supersymmetry. With account taken of
alpha' corrections this is accomplished by supplementing the known solutions
with SU(2) Yang-Mills vectors and scalars in addition to the already existing
Abelian U(1) vecto... | 1994-09-11 | 2009-12-30 | [
"hep-th",
"gr-qc"
] | R. Kallosh and T. Ortin |
hep-th/9409059 | The Inhomogeneity Expansion for Planar Q.E.D in a Magnetic Background | The effective action for Q.E.D in external magnetic field is constructed
using the method of inhomogeneity expansion. We first treat the
non-relativistic case where a Chern-Simons like term is generated. We then
consider the full relativistic theory and derive the effective action for the
$A_{\mu}$ fields.
In the non... | 1994-09-11 | 2007-05-23 | [
"hep-th",
"cond-mat"
] | Gil Gat, Alpan Raval and Rashmi Ray |
hep-th/9409051 | On Hurwitz Transformations | A bibliography on the Hurwitz transformations is given. We deal here, with
some details, with two particular Hurwitz transformations, viz, the $\grq \to
\grt$ Kustaanheimo-Stiefel transformation and its $\grh \to \grc$ compact
extension. These transformations are derived in the context of
Fock-Bargmann-Schwinger calcul... | 1994-09-10 | 2007-05-23 | [
"hep-th"
] | M. Hage Hassan and M. Kibler |
hep-th/9409052 | Topological Quantum Groups, Star Products and their relations | This short summary of recent developments in quantum compact groups and star
products is divided into 2 parts. In the first one we recast star products in a
more abstract form as deformations and review its recent developments. The
second part starts with a rapid presentation of standard quantum group theory
and its pr... | 1994-09-10 | 2008-02-03 | [
"hep-th",
"math.QA"
] | M. Flato and D. Sternheimer |
hep-th/9409056 | Some Remarks on the Quantum Double | We recall the abstract theory of Hopf algebra bicrossproducts and double
cross products due to the author. We use it to develop some less-well known
results about the quantum double as a twisting, as an extension and as
$q$-Lorentz group. | 1994-09-10 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Shahn Majid |
hep-th/9409053 | Closedness of star products and cohomologies | We first review the introduction of star products in connection with
deformations of Poisson brackets and the various cohomologies that are related
to them. Then we concentrate on what we have called ``closed star products" and
their relations with cyclic cohomology and index theorems. Finally we shall
explain how quan... | 1994-09-10 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Mosh\'e Flato and Daniel Sternheimer |
hep-th/9409057 | Duality Principle and Braided Geometry | We give an overview of a new kind symmetry in physics which exists between
observables and states and which is made possible by the language of Hopf
algebras and quantum geometry. It has been proposed by the author as a feature
of Planck scale physics. More recent work includes corresponding results at the
semiclassica... | 1994-09-10 | 2015-06-26 | [
"hep-th",
"math.QA"
] | Shahn Majid |
hep-th/9409055 | Towards a Classification of Knots | We discuss the possibility of the existence of finite algorithms that may
give distinct knot classes. In particular we present two attempts for such
algorithms which seem promising, one based on knot projections on a plane, the
other on placing knots on a cubic lattice. | 1994-09-10 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Charilaos Aneziris |
hep-th/9409054 | A star-product approach to noncompact quantum groups | Using duality and topological theory of well behaved Hopf algebras (as
defined in [2]) we construct star-product models of non compact quantum groups
from Drinfeld and Reshetikhin standard deformations of enveloping Hopf algebras
of simple Lie algebras. Our star-products act not only on coefficient functions
of finite-... | 1994-09-10 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Fr\'ed\'eric Bidegain and Georges Pinczon |
hep-th/9409048 | Free q-Schrodinger Equation from Homogeneous Spaces of the 2-dim
Euclidean Quantum Group | After a preliminary review of the definition and the general properties of
the homogeneous spaces of quantum groups, the quantum hyperboloid qH and the
quantum plane qP are determined as homogeneous spaces of Fq(E(2)). The
canonical action of Eq(2) is used to define a natural q-analog of the free
Schro"dinger equation,... | 1994-09-09 | 2009-10-28 | [
"hep-th"
] | F.Bonechi, N.Ciccoli, R.Giachetti, E.Sorace and M.Tarlini |
hep-th/9409049 | Spontaneous Symmetry Breaking as the Mechanism of Quantum Measurement | It is proposed that an event that constitutes a quantum measurement
corresponds to the spontaneous breaking of a symmetry in the measuring device
over time. | 1994-09-09 | 2007-05-23 | [
"hep-th",
"hep-ph"
] | Michael Grady |
hep-th/9409045 | Chiral Fermions on Quantum Four-Spheres | We construct wave functions and Dirac operator of spin $1/2$ fermions on
quantum four-spheres. The construction can be achieved by the q-deformed
differential calculus which is manifestly $SO(5)_q$ covariant. We evaluate the
engenvalue of the Dirac operator on wave functions of the spinors and show that
we can define t... | 1994-09-09 | 2007-05-23 | [
"hep-th"
] | K. Ohta and H. Suzuki |
hep-th/9409044 | 2D Yang-Mills Theory and Topological Field Theory | Contribution to the Proceedings of the International Congress of
Mathematicians 1994. We review recent developments in the physics and
mathematics of Yang-Mills theory in two dimensional spacetimes. This is a
condensed version of a forthcoming review by S. Cordes, G. Moore, and S.
Ramgoolam. | 1994-09-09 | 2007-05-23 | [
"hep-th"
] | G. Moore |
hep-th/9409047 | Hawking Radiation of Dirac Fields in the (2+1)-Dimensional Black Hole
space-time | By calculating the response function, we study the Hawking radiation of
massless Dirac fields in the (2+1)-dimensional black hole geometry. We find
that the response function has Planck distributions, with the temperature that
agrees with the previous results obtained for the scalar field cases. We also
find the Green'... | 1994-09-09 | 2009-10-28 | [
"hep-th"
] | S. Hyun, Y.-S. Song and J.H. Yee |
hep-th/9409043 | Prepotentials for (2,2) Supergravity | We present a complete solution of the constraints for two-dimensional, N=2
supergravity in N=2 superspace. We obtain explicit expressions for the
covariant derivatives in terms of the vector superfield $H^m$ and, for the two
versions of minimal (2,2) supergravity, a chiral or twisted chiral scalar
superfield $\phi$. | 1994-09-09 | 2015-06-26 | [
"hep-th",
"gr-qc"
] | Marcus T. Grisaru and Marcia E. Wehlau |
hep-th/9409050 | Gauge Fields Emerging From Extra Dimensions a Born-Oppenheimer approach | We propose a dynamical mechanism to induce gauge fields in four dimensional
space-time from a single scalar field or a spinor field in higher dimensions.
The Born-Oppenheimer treatment of the extra dimensions is an essential
ingredient in our approach. A possible applications of the idea to low
dimensional condensed ma... | 1994-09-09 | 2007-05-23 | [
"hep-th",
"cond-mat",
"hep-ph"
] | T. Hatsuda and H. Kuratsuji |
hep-th/9409046 | Algebraic structure of gravity in Ashtekar variables | The BRST transformations for gravity in Ashtekar variables are obtained by
using the Maurer-Cartan horizontality conditions. The BRST cohomology in
Ashtekar variables is calculated with the help of an operator $\delta$
introduced by S.P. Sorella, which allows to decompose the exterior derivative
as a BRST commutator. T... | 1994-09-09 | 2009-10-28 | [
"hep-th"
] | P.A. Blaga, O. Moritsch, M. Schweda, T. Sommer, L. Tataru and H.
Zerrouki |
hep-th/9409040 | The Quantum Group as a Symmetry - The Schr\"odinger equation of the
$N$-dimensional $q$-deformed Harmonic Oscillator - | With the aim to construct a dynamical model with quantum group symmetry, the
$q$-deformed Schr\"odinger equation of the harmonic oscillator on the
$N$-dimensional quantum Euclidian space is investigated. After reviewing the
differential calculus on the $q$-Euclidian space, the $q$-analog of the
creation-annihilation op... | 1994-09-08 | 2008-11-26 | [
"hep-th"
] | Ursula Carow-Watamura and Satoshi Watamura |
hep-th/9409042 | QCD Flux Tubes as Sigma Model Relics | We describe flux tubes and their interactions in a low energy sigma model
induced by $SU(\NF) \goto SO(\NF)$ flavor symmetry breaking in $SO(N_c)$ QCD.
Gauge confinement manifests itself in the low energy theory through flux tube
interactions with unscreened sources. The flux tubes which mediate confinement
also illust... | 1994-09-08 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | K.M. Benson, A.V. Manohar and M. Saadi |
hep-th/9409041 | Odd-Parity Negative Modes of Einstein-Yang-Mills Black Holes and
Sphalerons | An analytical proof of the existence of negative modes in the odd--parity
perturbation sector is given for all known non-abelian Einstein--Yang--Mills
black holes. The significance of the normalizability condition in the
functional stability analysis is emphasized. The role of the odd--parity
negative modes in the spha... | 1994-09-08 | 2014-11-18 | [
"hep-th",
"gr-qc"
] | Mikhail S.Volkov and Dmitri D.Gal'tsov |
hep-th/9409039 | Consequence of Hawking radiation from 2d dilaton black holes | We investigate the CGHS model through numerical calculation. The behavior of
the mass function, which we introduced in our previous work as a ``local
mass'', is examined. We found that the mass function takes negative values,
which means that the amount of Hawking radiation becomes greater than the
initial mass of the ... | 1994-09-08 | 2010-11-01 | [
"hep-th"
] | Tsukasa Tada, Shozo Uehara |
hep-th/9409037 | ALE Instantons in String Effective Theory | We show that the classical equations of motion of the low-energy effective
field theory describing the massless modes of the heterotic (or type I) string
admit two classes of supersymmetric self--dual backgrounds. The first class,
which was already considered in the literature, consists of solutions with a
(conformally... | 1994-09-07 | 2009-10-28 | [
"hep-th"
] | M.Bianchi, F.Fucito, M.Martellini and G.C.Rossi |
hep-th/9409036 | Yangians and Classical Lie Algebras, Part II. Sklyanin determinant,
Laplace operators and characteristic identities | We study the structure of quantized enveloping algebras called twisted
Yangians, which are naturally associated with the B, C, and D series of the
classical Lie algebras. We obtain an explicit formula for the formal series
(the Sklyanin determinant) whose coefficients are free generators of the center
of the twisted Ya... | 1994-09-07 | 2007-05-23 | [
"hep-th"
] | Alexander Molev |
hep-th/9409038 | Unification of the Soluble Two-dimensional vector coupling models | The general theory of a massless fermion coupled to a massive vector meson in
two dimensions is formulated and solved to obtain the complete set of Green's
functions. Both vector and axial vector couplings are included. In addition to
the boson mass and the two coupling constants, a coefficient which denotes a
particul... | 1994-09-07 | 2009-10-28 | [
"hep-th"
] | C.R. Hagen |
hep-th/9409034 | Contravariant symbol quantization on $S^2$ | We define an algebra of contravariant symbols on $S^2$ and give an algebraic
proof of the Correspondence Principle for that algebra. | 1994-09-06 | 2007-05-23 | [
"hep-th"
] | A.V.Karabegov |
hep-th/9409035 | On the Breathers of $a_n^{(1)}$ Affine Toda Field Theory | Explicit constructions of $a_n^{(1)}$ affine Toda field theory breather
solutions are presented. Breathers arise either from two solitons of the same
species or from solitons which are anti-species of each other. In the first
case, breathers carry topological charges. These topological charges lie in the
tensor product... | 1994-09-06 | 2009-10-28 | [
"hep-th"
] | U. Harder, A. Iskandar and W. McGhee |
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