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 |
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hep-th/9410031 | Path Integral Solubility of a General Two-Dimensional Model | The solubility of a general two dimensional model, which reduces to various
models in different limits, is studied within the path integral formalism.
Various subtleties and interesting features are pointed out. | 1994-10-05 | 2009-10-28 | [
"hep-th"
] | Ashok Das and Marcelo Hott |
hep-th/9410029 | Conformal Field Theories, Representations and Lattice Constructions | An account is given of the structure and representations of chiral bosonic
meromorphic conformal field theories (CFT's), and, in particular, the
conditions under which such a CFT may be extended by a representation to form a
new theory. This general approach is illustrated by considering the untwisted
and $Z_2$-twisted... | 1994-10-05 | 2010-11-15 | [
"hep-th"
] | L. Dolan, P. Goddard and P. Montague |
hep-th/9410015 | Continuum Annulus Amplitude from the Two-Matrix Model | An explicit expression for continuum annulus amplitudes having boundary
lengths $\ell_{1}$ and $\ell_{2}$ is obtained from the two-matrix model for the
case of the unitary series; $(p,q) = (m + 1, m)$. In the limit of vanishing
cosmological constant, we find an integral representation of these amplitudes
which is repro... | 1994-10-05 | 2009-10-28 | [
"hep-th"
] | M. Anazawa, A. Ishikawa and H. Itoyama |
hep-th/9410033 | Lattice models and generalized Rogers Ramanujan identities | We revisit the solvable lattice models described by Andrews Baxter and
Forrester and their generalizations. The expressions for the local state
probabilities were shown to be related to characters of the minimal models. We
recompute these local state probabilities by a different method. This yields
generalized Rogers R... | 1994-10-05 | 2009-10-28 | [
"hep-th"
] | Doron Gepner (Caltech) |
hep-th/9410028 | Manifestations of Quantum Gravityin Scalar QED Phenomena | Quantum gravitational corrections to the effective potential, at one-loop
level and in the leading-log approximation, for scalar quantum electrodynamics
with higher-derivative gravity ---which is taken as an effective theory for
quantum gravity (QG)--- are calculated. We point out the appearence of relevant
phenomena c... | 1994-10-05 | 2009-09-25 | [
"hep-th"
] | Emilio Elizalde, Sergei D. Odintsov and August Romeo |
hep-th/9410027 | New Examples for Wightman Fields on a Manifold | The product of two free scalar fields on a manifold is shown to be a well
defined operator valued distribution on the GNS Hilbert space of a globally
Hadamard product state. Viewed as a new field all n-point distributions exist,
giving a new example for a Wightman field on a manifold. | 1994-10-05 | 2010-04-06 | [
"hep-th"
] | Martin Koehler |
hep-th/9410032 | Heat Kernel and Scaling of Gravitational Constants | We consider the non-local energy-momentum tensor of quantum scalar and spinor
fields in $2 w$-dimensional curved spaces. Working to lowest order in the
curvature we show that, while the non-local terms proportional to $\Box {\cal
R}$, $\Box \Box{\cal R}$, $\ldots, \Box^{w-2} {\cal R}$ are fully determined by
the early-... | 1994-10-05 | 2011-07-19 | [
"hep-th"
] | D.A.R. Dalvit and F.D. Mazzitelli |
hep-th/9410025 | Dissipative Quantum Mechanics: The Generalization of the Canonical
Quantization and von Neumann Equation | The dissipative models in string theory can have more broad range of
application: 1) Noncritical strings are dissipative systems in the "coupling
constant" phase space. 2) Bosonic string in the affine-metric curved space is
dissipative system.
But the quantum descriptions of the dissipative systems have well known
am... | 1994-10-05 | 2008-02-03 | [
"hep-th",
"cond-mat"
] | Vasily E. Tarasov |
hep-th/9410023 | CP in Orbifold Models | We study CP in orbifold models. It is found that the orbifolds always have
some automorphisms as CP symmetry. The symmetries are restricted non-trivially
due to geometrical structure of the orbifolds. Explicit analysis on Yukawa
couplings also shows that CP is not violated in orbifold models. | 1994-10-05 | 2010-11-01 | [
"hep-th"
] | T.Kobayashi and C.S.Lim |
hep-th/9410030 | Black holes, the Wheeler-DeWitt equation and the semi-classical
approximation | The definition of matter states on spacelike hypersurfaces of a 1+1
dimensional black hole spacetime is considered. Because of small quantum
fluctuations in the mass of the black hole, the usual approximation of treating
the gravitational field as a classical background on which matter is quantized,
breaks down near th... | 1994-10-05 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | Miguel E. Ortiz |
hep-th/9410026 | Integrable boundary conditions for classical sine-Gordon theory | The possible boundary conditions consistent with the integrability of the
classical sine-Gordon equation are studied. A boundary value problem on the
half-line $x\leq 0$ with local boundary condition at the origin is considered.
The most general form of this boundary condition is found such that the problem
be integrab... | 1994-10-05 | 2009-10-28 | [
"hep-th"
] | A. MacIntyre |
hep-th/9410019 | Horizon Condition Holds Pointwise on Finite Lattice with Free Boundary
Conditions | It is proven that the "horizon condition", which was found to characterize
the fundamental modular region in continuum theory and the thermodynamic limit
of gauge theory on a periodic lattice, holds for every (transverse)
configuration on a finite lattice with free boundary conditions. | 1994-10-04 | 2007-05-23 | [
"hep-th",
"hep-lat"
] | M.Schaden and D.Zwanziger |
hep-th/9410018 | Untwisted Moduli and Internal Fermions in Free Fermionic Strings | We investigate the dependence of the number and type of untwisted moduli on
the boundary condition vectors of relistic free fermionic strings. The number
of moduli is given by six minus the number of complex internal world--sheet
fermions and the type of moduli is determined by the details of the
world--sheet left--rig... | 1994-10-04 | 2009-10-28 | [
"hep-th"
] | Edi Halyo |
hep-th/9410014 | Why Don't We Have a Covariant Superstring Field Theory? | This talk deals with the old problem of formulatingn a covariant quantum
theory of superstrings, ``covariant'' here meaning having manifest Lorentz
symmetry and supersymmetry. The advantages and disadvantages of several
quantization methods are reviewed. Special emphasis is put on the approaches
using twistorial variab... | 1994-10-04 | 2015-06-26 | [
"hep-th"
] | Martin Cederwall |
hep-th/9410017 | Decomposition of Representations of CAR Induced by Bogoliubov
Endomorphisms | In a Fock representation, a non-surjective Bogoliubov transformation of CAR
leads to a reducible representation. For the case that the corresponding
Bogoliubov operator has finite corank, the decomposition into irreducible
subrepresentations is clarified. In particular, it turns out that the number of
appearing subrepr... | 1994-10-04 | 2016-08-14 | [
"hep-th"
] | Jens B\"ockenhauer |
hep-th/9410020 | Supersymmetric Berry Index | We revise the sequences of SUSY for a cyclic adiabatic evolution governed by
the supersymmetric quantum mechanical Hamiltonian. The condition
(supersymmetric adiabatic evolution) under which the supersymmetric reductions
of Berry (nondegenerated case) or Wilczek-Zee (degenerated case) phases of
superpartners are taking... | 1994-10-04 | 2007-05-23 | [
"hep-th"
] | K.N.Ilinski, G.V.Kalinin, V.V.Melezhik |
hep-th/9410022 | Minimal Affinizations of Representations of Quantum Groups: the rank 2
case | We define the notion of a minimal affinization of an irreducible
representation of $U_q(g)$. We prove that minimal affinizations exist and
establish their uniqueness in the rank 2 case. | 1994-10-04 | 2007-05-23 | [
"hep-th"
] | V. Chari |
hep-th/9410016 | Schwinger Terms and Cohomology of Pseudodifferential Operators | We study the cohomology of the Schwinger term arising in second quantization
of the class of observables belonging to the restricted general linear algebra.
We prove that, for all pseudodifferential operators in 3+1 dimensions of this
type, the Schwinger term is equivalent to the ``twisted'' Radul cocycle, a
modified v... | 1994-10-04 | 2010-11-01 | [
"hep-th",
"funct-an",
"math.FA"
] | Martin Cederwall, Gabriele Ferretti, Bengt E.W. Nilsson and Anders
Westerberg |
hep-th/9410021 | On the Bosonization of $L$-Operators for Quantum Affine Algebra
$U_q(sl_2)$ | Some relations between different objects associated with quantum affine
algebras are reviewed. It is shown that the Frenkel-Jing bosonization of a new
realization of quantum affine algebra $\Uqa$ as well as bosonization of
$L$-operators for this algebra can be obtained from Zamolodchikov-Faddeev
algebras defined by the... | 1994-10-04 | 2011-04-15 | [
"hep-th"
] | S. Pakuliak |
hep-th/9410013 | W-Algebras of Negative Rank | Recently it has been discovered that the W-algebras (orbifold of) WD_n can be
defined even for negative integers n by an analytic continuation of their
coupling constants. In this letter we shall argue that also the algebras
WA_{-n-1} can be defined and are finitely generated. In addition, we show that
a surprising con... | 1994-10-04 | 2009-10-28 | [
"hep-th"
] | K. Hornfeck |
hep-th/9410010 | Galois Modular Invariants of WZW Models | The set of modular invariants that can be obtained from Galois
transformations is investigated systematically for WZW models. It is shown that
a large subset of Galois modular invariants coincides with simple current
invariants. For algebras of type B and D infinite series of previously unknown
exceptional automorphism... | 1994-10-03 | 2009-10-28 | [
"hep-th"
] | J. Fuchs, A. N. Schellekens, and C. Schweigert |
hep-th/9410024 | Supergravity before 1976 | A story on how an attempt to realize W. Heizenberg idea that the neutrino
might be a Goldstone particle had led in its development to the discovery of
supergravity action. | 1994-10-03 | 2007-05-23 | [
"hep-th"
] | Dmitrij V. Volkov |
hep-th/9410004 | Lattice QCD as a theory of interacting surfaces | Pure gauge lattice QCD at arbitrary D is considered. Exact integration over
link variables in an arbitrary D-volume leads naturally to an appearance of a
set of surfaces filling the volume and gives an exact expression for functional
of their boundaries. The interaction between each two surfaces is proportional
to thei... | 1994-10-03 | 2009-10-28 | [
"hep-th"
] | B.Rusakov |
hep-th/9410009 | Conjugacy classes of involutive automorphisms of the $C_{\ell}^{(1)}$
affine Kac-Moody algebras | The conjugacy classes of the involutive automorphisms of the affine Kac-Moody
algebras \Cli\ for $\ell\geq 2$ are determined using the matrix formulation of
automorphisms of an affine Kac-Moody algebra. | 1994-10-03 | 2008-02-03 | [
"hep-th",
"math.QA"
] | S. P. Clarke and J. F. Cornwell |
hep-th/9409200 | ADDENDUM to the papers on the Weinberg Theory | The Weinberg-Tucker-Hammer equations are shown to substitute the common-used
$j=1$ massless equations. Meantime, the old equations preserve their
significance as a particular case.
Possible consequences are discussed. | 1994-10-03 | 2007-05-23 | [
"hep-th"
] | Valeri V. Dvoeglazov (Zacatecas University, M\'exico) |
hep-th/9410007 | Renormalizability of semiquantized fields | A definition is given, in the framework of stochastic quantization, for the
dynamics of a system composed of classical and quantum degrees of freedom
mutually interacting. It is found that the theory breaks reflection positivity,
and hence it is unphysical. The Feynman rules for the Euclidean vacuum
expectation values ... | 1994-10-03 | 2008-02-03 | [
"hep-th"
] | L.L. Salcedo |
hep-th/9410003 | Topological Dilatonic Supergravity Theories | We present a central extension of the $(m,n)$ super-Poincar\'e algebra in two
dimensions. Besides the usual Poincar\'e generators and the $(m,n)$
supersymmetry generators we have $(m,n)$ Grassmann generators, a bosonic
internal symmetry generator and a central charge. We then build up the
topological gauge theory assoc... | 1994-10-03 | 2010-04-06 | [
"hep-th"
] | M.M.Leite and V.O.Rivelles |
hep-th/9410002 | Application of Non-Bijective Transformations to Various Potentials | Some results about non-bijective quadratic transformations generalizing the
Kustaanheimo-Stiefel and the Levi-Civita transformations are reviewed in \S 1.
The three remaining sections are devoted to new results: \S 2 deals with the
Lie algebras under constraints associated to some Hurwitz transformations; \S 3
and \S 4... | 1994-10-03 | 2007-05-23 | [
"hep-th"
] | M. Kibler |
hep-th/9410005 | Quantising Higher-spin String Theories | In this paper, we examine the conditions under which a higher-spin string
theory can be quantised. The quantisability is crucially dependent on the way
in which the matter currents are realised at the classical level. In
particular, we construct classical realisations for the $W_{2,s}$ algebra,
which is generated by a ... | 1994-10-03 | 2009-10-07 | [
"hep-th"
] | H. Lu, C.N. Pope, K. Thielemans, X.J. Wang and K.-W. Xu |
hep-th/9410008 | Black holes and exact solutions in string theory | We review some recent results about exact classical solutions in string
theory. In particular, we consider four dimensional extremal electric black
holes which are related via dimensional reduction to the exact five dimensional
fundamental string solutions. We also comment on the issue of \a' corrections
to non-extrema... | 1994-10-03 | 2007-05-23 | [
"hep-th"
] | A.A. Tseytlin |
hep-th/9410006 | A Superstring Theory in 2+2 Dimensions | In this paper we construct a $(2,2)$ dimensional string theory with manifest
$N=1$ spacetime supersymmetry. We use Berkovits' approach of augmenting the
spacetime supercoordinates by the conjugate momenta for the fermionic
variables. The worldsheet symmetry algebra is a twisted and truncated ``small''
$N=4$ superconfor... | 1994-10-03 | 2007-05-23 | [
"hep-th"
] | Z. Khviengia, H. Lu, C.N. Pope, E. Sezgin, X.J. Wang and K.W. Xu |
hep-th/9410011 | Theory of K\"ahler Gravity | In this paper we discuss the connection on a space of $N=2$ TCFT's that
appears in the context of background (in)dependence. We formulate a family of
{\it target space field theories} with a similar connection on it. Each theory
is a gauge theory (with the gauge group being ${\cal SD}iff $ in the case of
$3$-fold). It ... | 1994-10-03 | 2015-06-26 | [
"hep-th"
] | Michael Bershadsky and Vladimir Sadov |
hep-th/9410012 | The Collective Field Theory of a Singular Supersymmetric Matrix Model | The supersymmetric collective field theory with the potential $v'(x)=\omega
x-{\eta\over x}$ is studied, motivated by the matrix model proposed by Jevicki
and Yoneya to describe two dimensional string theory in a black hole
background. Consistency with supersymmetry enforces a two band solution. A
supersymmetric classi... | 1994-10-03 | 2009-10-28 | [
"hep-th"
] | Robert de Mello Koch and Jo\~ao P. Rodrigues |
hep-th/9410001 | Persistent supercurrents in a planar non-relativistic chiral fluid | We study the possible stationary persistent supercurrents flowing on a
cylindrical sample supporting a two-dimensional charged fluid. The internal
dynamics of the fluid is obtained by means of an effective theory in which the
fluid self-interacts through a $U(1)$ gauge field. We find that the presence of
persistent sup... | 1994-10-03 | 2009-10-28 | [
"hep-th",
"cond-mat"
] | Pietro Donatis, Roberto Iengo (Sissa Trieste) |
hep-th/9409199 | Dual versions of N=2 supergravity and spontaneous supersymmetry breaking | In this paper, using a model of N=2 supergravity - vector multiplets
interaction with the scalar field geometry $SU(1,m)/SU(m)\otimes U(1)$ as an
example, we show that even when the geometry is fixed one can have a whole
family of the Lagrangians that differ by the vector field duality
transformations. As a byproduct, ... | 1994-10-01 | 2010-04-06 | [
"hep-th"
] | Yu.M.Zinoviev |
hep-th/9409198 | Chiral gauge theory in four dimensions | A formulation of abelian and non-abelian chiral gauge theories is presented
together with arguments for the unitarity and renormalisability in four
dimensions. IASSNS-HEP-94/70, UM-P-94/96, and RCHEP-94/26. | 1994-10-01 | 2007-05-23 | [
"hep-th",
"hep-ph"
] | Tien D Kieu |
hep-th/9409195 | The Nature of Space and Time | Three illustrated lectures given by Stephen Hawking as part of a series of
six lectures with Roger Penrose on the nature of space and time sponsored by
Princeton University Press. | 1994-09-30 | 2007-05-23 | [
"hep-th"
] | S.W.Hawking |
hep-th/9409192 | Distributive Laws and the Koszulness | We study algebras with a distributive law and the Koszulness of associated
operads. As a corollary of our theory we prove that the homology operad of the
little cubes operad is Koszul, the result which was originally proven by E.
Getzler and J.D.S. Jones in their preprint "Operads, homotopy algebra, and
iterated integr... | 1994-09-30 | 2007-05-23 | [
"hep-th"
] | Martin Markl |
hep-th/9409189 | Event-Enhanced Quantum Theory And Piecewise Deterministic Dynamics | The standard formalism of quantum theory is enhanced and definite meaning is
given to the concepts of experiment, measurement and event. Within this
approach one obtains a uniquely defined piecewise deterministic algorithm
generating quantum jumps, classical events and histories of single quantum
objects. The wave-func... | 1994-09-30 | 2011-08-17 | [
"hep-th",
"cond-mat",
"gr-qc"
] | Ph. Blanchard and A. Jadczyk |
hep-th/9409197 | Large Nonlinear $W_{\infty}$ Algebras from Nonlinear Integrable
Deformations of Self Dual Gravity | A proposal for constructing a universal nonlinear ${\hat W}_{\infty}$ algebra
is made as the symmetry algebra of a rotational Killing-symmetry reduction of
the nonlinear perturbations of Moyal-Integrable deformations of $D=4$ Self Dual
Gravity (IDSDG). This is attained upon the construction of a nonlinear bracket
based... | 1994-09-30 | 2009-10-28 | [
"hep-th"
] | Carlos Castro (I.A.E.C 1407 Alegria,Austin, Texas USA) |
hep-th/9409191 | Collective-Field Excitations in the Calogero Model | We consider the large-N Calogero model in the \h\ collective-field approach
based on the $1/N$ expansion. The Bogomol'nyi limit appears and the
corresponding equation for the semiclassical configuration gives the correct
ground-state energy. Using the method of the orthogonal polynomial we find the
excitation spectrum ... | 1994-09-30 | 2008-02-03 | [
"hep-th"
] | I. Andri\'c, V. Bardek and L. Jonke |
hep-th/9409196 | Transformations Generalizing the Levi-Civita, Kustaanheimo-Stiefel, and
Fock Transformations | Preliminary results concerning non-quadratic (and non-bijective)
transformations that exibit a degree of parentage with the well known
Levi-Civita, Kustaanheimo-Stiefel, and Fock transformations are reported in
this article. Some of the new transformations are applied to non-relativistic
quantum dynamical systems in tw... | 1994-09-30 | 2007-05-23 | [
"hep-th"
] | M. Kibler and P. Labastie |
hep-th/9409193 | Hamilton Formalism in Non-Commutative Geometry | We study the Hamilton formalism for Connes-Lott models, i.e., for Yang-Mills
theory in non-commutative geometry. The starting point is an associative
$*$-algebra $\cA$ which is of the form $\cA=C(I,\cAs)$ where $\cAs$ is itself a
associative $*$-algebra. With an appropriate choice of a k-cycle over $\cA$ it
is possible... | 1994-09-30 | 2015-06-26 | [
"hep-th"
] | W. Kalau |
hep-th/9409190 | Quantum Deformations of $\tau$-functions, Bilinear Identities and
Representation Theory | This paper is a brief review of recent results on the concept of
``generalized $\tau$-function'', defined as a generating function of all the
matrix elements in a given highest-weight representation of a universal
enveloping algebra ${\cal G}$. Despite the differences from the particular case
of conventional $\tau$-fun... | 1994-09-30 | 2020-01-01 | [
"hep-th",
"nlin.SI",
"solv-int"
] | A.Mironov |
hep-th/9409194 | A Coherent State Path Integral for Anyons | We derive an $su(1,1)$ coherent state path integral formula for a system of
two one-dimensional anyons in a harmonic potential. By a change of variables we
transform this integral into a coherent states path integral for a harmonic
oscillator with a shifted energy. The shift is the same as the one obtained for
anyons b... | 1994-09-30 | 2015-06-26 | [
"hep-th"
] | J. Grundberg and T. H. Hansson |
hep-th/9409188 | On Orbifolds with Discrete Torsion | We consider the interpretation in classical geometry of conformal field
theories constructed from orbifolds with discrete torsion. In examples we can
analyze, these spacetimes contain ``stringy regions'' that from a classical
point of view are singularities that are to be neither resolved nor blown up.
Some of these mo... | 1994-09-29 | 2010-04-07 | [
"hep-th",
"math.AG",
"math.DG"
] | Cumrun Vafa and Edward Witten |
hep-th/9409184 | Cyclic Permutations in Kazama-Suzuki String Models | Moddings by cyclic permutation symmetries are performed in 4-dimensional
strings, built up from N=2 coset models of the type $CP_m=SU(m+1)/SU(m)\times
U(1)$. For some exemplifying cases, the massless chiral and antichiral states
of $E_6$ are computed. The extent of the equivalence between different
conformal invariant ... | 1994-09-29 | 2009-03-27 | [
"hep-th"
] | G. Aldazabal, I. Allekotte, E. Andres and Carmen Nunez |
hep-th/9409182 | Skyrme Crystal from a Twisted Instanton on a Four-Torus | We describe how an approximation to the minimal energy Skyrme crystal can be
obtained from the holonomy of a Yang-Mills instanton. The appropriate instanton
is twisted on a four-torus and has instanton number equal to one half. It
generates a Skyrme field with the correct topological and symmetry properties
of the crys... | 1994-09-29 | 2009-10-28 | [
"hep-th"
] | Nick Manton and Paul Sutcliffe |
hep-th/9409187 | New Pseudoclassical model for Weyl particles | A new pseudoclassical model to describe Weyl particles is proposed. Different
ways of its quantization are presented. They all lead to the theory of Weyl
particle; namely, the massless Dirac equation and the Weyl condition are
reproduced. In contrast with models discussed previously, this one admits both
the Dirac quan... | 1994-09-29 | 2010-11-01 | [
"hep-th"
] | D. M. Gitman, A. E. Goncalves and I. V. Tyutin |
hep-th/9409180 | Generalized Quon Statistics | Generalized quons interpolating between Bose, Fermi, para-Bose, para-Fermi,
and anyonic statistics are proposed. They follow from the R-matrix approach to
deformed associative algebras. It is proved that generalized quons have the
same main properties as quons. A new result for the number operator is
presented and some... | 1994-09-29 | 2015-06-26 | [
"hep-th"
] | Stjepan Meljanac and Ante Perica |
hep-th/9409181 | Kink Chains from Instantons on a Torus | We describe how the procedure of calculating approximate solitons from
instanton holonomies may be extended to the case of soliton crystals. It is
shown how sine-Gordon kink chains may be obtained from CP1 instantons on a
torus. These kink chains turn out to be remarkably accurate approximations to
the true solutions. ... | 1994-09-29 | 2009-10-28 | [
"hep-th"
] | Paul Sutcliffe |
hep-th/9409185 | A Remark on the Instability of the Bartnik-McKinnon Solutions | The aim of the present letter is to critically review the stability of the
Bartnik-McKinnon solutions of the Einstein-Yang-Mills theory. The stability
question was already studied by several authors, but there seems to be some
confusion about the nature and the number of unstable modes. We suggest to
distinguish two di... | 1994-09-29 | 2010-11-01 | [
"hep-th"
] | George Lavrelashvili and Dieter Maison |
hep-th/9409186 | On realizing the bosonic string as a noncritical $W_3$-string | We discuss a realization of the bosonic string as a noncritical $W_3$-string.
The relevant noncritical $W_3$-string is characterized by a Liouville sector
which is restricted to a (non-unitary) $(3,2)$ $W_3$ minimal model with central
charge contribution $c_l = - 2$. Furthermore, the matter sector of this
$W_3$-string ... | 1994-09-29 | 2009-10-28 | [
"hep-th"
] | E. Bergshoeff, H.J. Boonstra and M. de Roo |
hep-th/9409179 | A Unified Approach to Solvable Models of Dilaton Gravity in
Two-Dimensions Based on Symmetry | A large class of solvable models of dilaton gravity in two space-time
dimensions, capable of describing black hole geometry, are analyzed in a
unified way as non-linear sigma models possessing a special symmetry. This
symmetry, which can be neatly formulated in the target-space-covariant manner,
allows one to decompose... | 1994-09-29 | 2011-07-19 | [
"hep-th"
] | Y. Kazama, Y. Satoh and A. Tsuchiya |
hep-th/9409183 | Batalin-Tyutin Quantization of the Self-Dual Massive Theory in Three
Dimensions | We quantize the self-dual massive theory by using the Batalin-Tyutin
Hamiltonian method, which systematically embeds second class constraint system
into first class one in the extended phase space by introducing the new fields.
Through this analysis we obtain simultaneously the St\"uckelberg scalar term
related to the ... | 1994-09-29 | 2009-10-28 | [
"hep-th"
] | Yong-Wan Kim, Young-Jai Park, Kee Yong Kim and Yongduk Kim |
hep-th/9409171 | Ultramicro Black Holes and Finiteness of the Electromagnetic
Contribution to the Electron Mass | It is argued that the nonintegrably singular energy density of the electron's
electromagnetic field (in both the classical point-charge model and quantum
electrodynamics) must entail very strong self-gravitational effects, which, via
black hole phenomena at finite radii, could well cut off the otherwise infinite
electr... | 1994-09-28 | 2009-09-25 | [
"hep-th",
"gr-qc",
"nucl-th"
] | S. K. Kauffmann |
hep-th/9409176 | Solving 1d plasmas and 2d boundary problems using Jack polynomials and
functional relations | The general one-dimensional ``log-sine'' gas is defined by restricting the
positive and negative charges of a two-dimensional Coulomb gas to live on a
circle. Depending on charge constraints, this problem is equivalent to
different boundary field theories. We study the electrically neutral case,
which is equivalent to ... | 1994-09-28 | 2008-11-26 | [
"hep-th",
"cond-mat"
] | P. Fendley, F. Lesage and H. Saleur |
hep-th/9409178 | Construction of Yangian algebra through a multi-deformation parameter
dependent rational $R$-matrix | Yang-Baxterising a braid group representation associated with multideformed
version of $GL_{q}(N)$ quantum group and taking the corresponding $q\rightarrow
1$ limit, we obtain a rational $R$-matrix which depends on $\left ( 1+ {N(N-1)
\over 2} \right ) $ number of deformation parameters. By using such rational
$R$-matr... | 1994-09-28 | 2016-09-06 | [
"hep-th"
] | B. Basu-Mallick and P. Ramadevi |
hep-th/9409170 | Excitation Spectrum and Correlation Functions of the Z_3-Chiral Potts
Quantum Spin Chain | We study the excitation spectrum and the correlation functions of the Z_3-
chiral Potts model in the massive high-temperature phase using perturbation
expansions and numerical diagonalization. We are mainly interested in results
for general chiral angles but we consider also the superintegrable case. For
the parameter ... | 1994-09-28 | 2009-10-28 | [
"hep-th",
"cond-mat",
"hep-lat"
] | A. Honecker and G. von Gehlen |
hep-th/9409175 | Kahler spinning particles | We construct the U(N) spinning particle theories, which describe particles
moving on Kahler spaces. These particles have the same relation to the N=2
string as usual spinning particles have to the NSR string. We find the
restrictions on the target space of the theories coming from supersymmetry and
from global anomalie... | 1994-09-28 | 2008-11-26 | [
"hep-th"
] | Neil Marcus |
hep-th/9409173 | Accuracy of the Semi--Classical Approximation: the Pullen Edmonds
Hamiltonian | A test on the numerical accuracy of the semiclassical approximation as a
function of the principal quantum number has been performed for the
Pullen--Edmonds model, a two--dimensional, non--integrable, scaling invariant
perturbation of the resonant harmonic oscillator. A perturbative interpretation
is obtained of the re... | 1994-09-28 | 2009-09-25 | [
"hep-th"
] | S. Graffi, V.R. Manfredi, L. Salasnich |
hep-th/9409177 | Stringy Twists of the Taub--Nut Metric | In the low-energy limit, string theory has two remarkable symmetries,
O(d,d+p) and SL(2,R). We illustrate the use of these transformations as
techniques to generate new solutions by applying them to the Taub--NUT metric. | 1994-09-28 | 2007-05-23 | [
"hep-th"
] | Clifford V. Johnson and Robert C. Myers |
hep-th/9409172 | Non-commutative geometry and covariance: from the quantum plane to the
quantum tensors | Reflection and braid equations for rank two $q$-tensors are derived from the
covariance properties of quantum vectors by using the $R$-matrix formalism. | 1994-09-28 | 2009-10-28 | [
"hep-th"
] | J.A. de Azcarraga, P.P. Kulish, F. Rodenas |
hep-th/9409174 | No $Z_N$ - bubbles in hot Yang-Mills theory | Pure Yang-Mills theory at high temperature is considered. We show that no
distinct $Z_N$- phases separated by domain walls do exist in the physical
Minkowski space. That means the absense of the spontaneous breaking of $Z_N$-
symmetry in the physical meaning of this word. | 1994-09-28 | 2007-05-23 | [
"hep-th"
] | A.V.Smilga |
hep-th/9409168 | On the Nonperturbative Consistency of $d=2$ String Theory | An infinite number of distinct $d=1$ matrix models reproduce the perturbation
theory of $d=2$ string theory. Due to constraints of causality, however, we
argue that none of the existing constructions gives a consistent
nonperturbative definition of the $d=2$ string. | 1994-09-27 | 2009-10-09 | [
"hep-th"
] | Joseph Polchinski |
hep-th/9409166 | Grassmannian Sigma Models and Topological-Antitopological Fusion | We study the topological-antitopological fusion equations for supersymmetric
sigma models on Grassmannian manifolds G(k,N). We find a basis in which the
metric becomes diagonal and the $tt^*$ equations become tractable. The solution
for the metric of G(k,N) can then be described in terms of the metric for the
$CP^{N-1}... | 1994-09-27 | 2009-10-28 | [
"hep-th"
] | Michele Bourdeau |
hep-th/9409161 | On the Hopf structure of $U_{p,q}(gl(1|1))$ and the universal ${\cal
T}$-matrix of $Fun_{p,q}(GL(1|1))$ | Using the technique developed by Fronsdal and Galindo (Lett. Math. Phys. 27
(1993) 57) for studying the Hopf duality between the quantum algebras
$Fun_{p,q}(GL(2))$ and $U_{p,q}(gl(2))$, the Hopf structure of
$U_{p,q}(gl(1|1))$, dual to $Fun_{p,q}(GL(1|1))$, is derived and the
corresponding universal ${\cal T}$-matrix ... | 1994-09-27 | 2008-02-03 | [
"hep-th",
"math.QA"
] | R. Chakrabarti (Univ. Madras) and R. Jagannathan (IMS, Madras) |
hep-th/9409162 | Stochastic Calculus and Anticommuting Variables | A theory of integration for anticommuting paths is described. This is
combined with standard It\^o calculus to give a geometric theory of Brownian
paths on curved supermanifolds. (Invited lecture given at meeting on `Espaces
de Lacets', Institut de Recherche Math\'ematique Advanc\'ee, Universit\'e Louis
Pasteur, Strasb... | 1994-09-27 | 2007-05-23 | [
"hep-th"
] | Alice Rogers |
hep-th/9409163 | On the R-Matrix Formulation of Deformed Algebras and Generalized
Jordan-Wigner Transformations | The deformed algebra $\cal{A(R)}$, depending upon a Yang-Baxter R- matrix, is
considered. The conditions under which the algebra is associative are discussed
for a general number of oscillators. Four types of solutions satisfying these
conditions are constructed and two of them can be represented by generalized
Jordan-... | 1994-09-27 | 2019-08-17 | [
"hep-th"
] | S.Meljanac, M.Milekovic and A.Perica |
hep-th/9409157 | Large N Renormalization Group Approach to Matrix Models | We summarize our recent results on the large N renormalization group (RG)
approach to matrix models for discretized two-dimensional quantum gravity. We
derive exact RG equations by solving the reparametrization identities, which
reduce infinitely many induced interactions to a finite number of them. We find
a nonlinear... | 1994-09-27 | 2007-05-23 | [
"hep-th"
] | S.Higuchi, C.Itoi, S.Nishigaki and N.Sakai |
hep-th/9409165 | Characterizing Invariants for Local Extensions of Current Algebras | Pairs $\aa \subset \bb$ of local quantum field theories are studied, where
$\aa$ is a chiral conformal \qft and $\bb$ is a local extension, either chiral
or two-dimensional. The local correlation functions of fields from $\bb$ have
an expansion with respect to $\aa$ into \cfb s, which are non-local in general.
Two meth... | 1994-09-27 | 2015-06-26 | [
"hep-th"
] | K.-H.Rehren, Ya.S.Stanev, I.T.Todorov |
hep-th/9409158 | Quantum Corrections to Black Hole Entropy in String Theory | The one-loop contribution to the entropy of a black hole from field modes
near the horizon is computed in string theory. It is modular invariant and
ultraviolet finite. There is an infrared divergence that signifies an
instability near the event horizon of the black hole. It is due to the
exponential growth of the dens... | 1994-09-27 | 2009-10-28 | [
"hep-th",
"gr-qc"
] | Atish Dabholkar |
hep-th/9409164 | Quantum Mechanics for the Swimming of Micro-Organism in Two Dimensions | In two dimensional fluid, there are only two classes of swimming ways of
micro-organisms, {\it i.e.}, ciliated and flagellated motions. Towards
understanding of this fact, we analyze the swimming problem by using
$w_{1+\infty}$ and/or $W_{1+\infty}$ algebras. In the study of the relationship
between these two algebras,... | 1994-09-27 | 2009-10-28 | [
"hep-th"
] | Shin'ichi Nojiri, Masako Kawamura and Akio Sugamoto |
hep-th/9409160 | Self-Dual Gravity Revisited | Reconsidering the harmonic space description of the self-dual Einstein
equations, we streamline the proof that all self-dual pure gravitational fields
allow a local description in terms of an unconstrained analytic prepotential in
harmonic space. Our formulation yields a simple recipe for constructing
self-dual metrics... | 1994-09-27 | 2009-10-28 | [
"hep-th",
"gr-qc"
] | Ch. Devchand and V. Ogievetsky |
hep-th/9409167 | State-Sum Invariants of 4-Manifolds I | We provide, with proofs, a complete description of the authors' construction
of state-sum invariants announced in [CY], and its generalization to an
arbitrary (artinian) semisimple tortile category. We also discuss the
relationship of these invariants to generalizations of Broda's surgery
invariants [Br1,Br2] using tec... | 1994-09-27 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Louis Crane, Louis H. Kauffman, David N. Yetter |
hep-th/9409159 | Hamiltonian Field Systems on Composite Manifolds | The multimomentum Hamiltonian formalism is applied to field systems
represented by sections of composite manifolds $Y\to\Si\to X$ where sections of
$\Si\to X$ are parameter fields, e.g., Higgs fields and gravitational fields.
Their values play the role of coordinate parameters, besides the world
coordinates. | 1994-09-27 | 2007-05-23 | [
"hep-th"
] | G.Sardanashvily |
hep-th/9409169 | Anyons in Electromagnetic Field and the BMT Equation | The Lagrangian model for anyon, presented in [6], is extended to include
interactions with external, homogeneous electromagnetic field. Explicit
electric and magnetic moment terms for the anyon are introduced in the
Lagrangian. The 2+1-dimensional BMT equation as well as the correct value (2)
of the gyromagnetic ratio ... | 1994-09-27 | 2014-11-18 | [
"hep-th"
] | Subir Ghosh |
hep-th/9409150 | The prime factorization property of entangled quantum states | Completely entangled quantum states are shown to factorize into tensor
products of entangled states whose dimensions are powers of prime numbers. The
entangled states of each prime-power dimension transform among themselves under
a finite Heisenberg group. We are thus led to examine processes in which
factors are excha... | 1994-09-26 | 2007-05-23 | [
"hep-th"
] | Daniel I. Fivel |
hep-th/9409156 | Unitarity of Quantum Theory and Closed Time-Like Curves | Interacting quantum fields on spacetimes containing regions of closed
timelike curves (CTCs) are subject to a non-unitary evolution $X$. Recently, a
prescription has been proposed, which restores unitarity of the evolution by
modifying the inner product on the final Hilbert space. We give a rigorous
description of this... | 1994-09-26 | 2008-11-26 | [
"hep-th",
"gr-qc"
] | C.J. Fewster and C.G. Wells |
hep-th/9409153 | Fusion of the $q$-Vertex Operators and its Application to Solvable
Vertex Models | We diagonalize the transfer matrix of the inhomogeneous vertex models of the
6-vertex type in the anti-ferroelectric regime intoducing new types of q-vertex
operators. The special cases of those models were used to diagonalize the s-d
exchange model\cite{W,A,FW1}. New vertex operators are constructed from the
level one... | 1994-09-26 | 2009-10-28 | [
"hep-th",
"nlin.SI",
"solv-int"
] | Atsushi Nakayashiki |
hep-th/9409155 | Finite-difference representations of the degenerate affine Hecke algebra | The representations of the degenerate affine Hecke algebra in which the
analogues of the Dunkl operators are given by finite-difference operators are
introduced. The non-selfadjoint lattice analogues of the spin
Calogero-Sutherland hamiltonians are analysed by Bethe-Ansatz. The $
sl(m)$-Yangian representations arising ... | 1994-09-26 | 2009-10-28 | [
"hep-th"
] | D.Uglov |
hep-th/9409154 | Nambu mass hierarchies in low energy string models | This paper explores a recent idea of Nambu to generate hierarchies among
Yukawa couplings in the context of effective supergravity and superstrings
models. The Yukawa couplings are homogeneous functions of the moduli and a
geometrical constraint between them with a crucial role in the Nambu mechanism
is found in a clas... | 1994-09-26 | 2009-09-25 | [
"hep-th"
] | E. Dudas |
hep-th/9409152 | Analysis of the Wheeler-DeWitt Equation beyond Planck Scale and
Dimensional Reduction | We solve the Wheeler-DeWitt equation for {\it four}-dimensional Einstein
gravity as an expansion in powers of the Planck mass by means of a heat kernel
regularization. Our results suggest that in the universe with a very small
radius or with a very large curvature beyond a Planck scale expectation values
of operators a... | 1994-09-26 | 2010-11-01 | [
"hep-th",
"gr-qc"
] | T.Horiguchi, K.Maeda and M.Sakmaoto |
hep-th/9409151 | String Models for Locally Supersymmetric Grand Unification | Phenomenologically viable string vacua may require incorporating Kac-Moody
algebras at level $\geq 2$. We exploit the free fermionic formulation to
construct N=(0,2) world-sheet supersymmetric string models with specific
phenomenological input: N=1 spacetime supersymmetry, three generations of
chiral fermions in gauge ... | 1994-09-26 | 2007-05-23 | [
"hep-th",
"hep-ph"
] | S. Chaudhuri, S.-W. Chung, G. Hockney and J. Lykken |
hep-th/9409149 | Proof of the Impossibility of Non-Contextual Hidden Variables in All
Hilbert Space Dimensions | It is shown that the algebraic structure of finite Heisenberg groups
associated with the tensor product of two Hilbert spaces leads to a simple
demonstration valid in all Hilbert space dimensions of the impossibility of
non-contextual hidden variables. | 1994-09-25 | 2007-05-23 | [
"hep-th"
] | Daniel I. Fivel |
hep-th/9409148 | The Lattice Dynamics of Completely Entangled States and its Application
to Communication Schemes | (Presented at conference on Fundamental Problems in Physics - UMBC - June
1994) It is shown that among the orthogonal sets of EPR (completely entangled)
states there is a unique basis (up to equivalence) that is a also a perfectly
resolved set of coherent states with respect to a pair of complementary
observables. This... | 1994-09-25 | 2009-10-28 | [
"hep-th"
] | Daniel I. Fivel |
hep-th/9409142 | The Exact Mass-Gap of the Supersymmetric CP^{n-1} Sigam Model | A formula for the mass-gap of the supersymmetric $\CP^{n-1}$ sigma model ($n
> 1$) in two dimensions is derived: $m/\Lambda_{\overline{\rm
MS}}=\sin(\pi\Delta)/(\pi\Delta)$ where $\Delta=1/n$ and $m$ is the mass of the
fundamental particle multiplet. This result is obtained by comparing two
expressions for the free-ene... | 1994-09-23 | 2009-10-28 | [
"hep-th"
] | Jonathan M. Evans and Timothy J. Hollowood |
hep-th/9409140 | Killing-Yano tensors and generalized supersymmetries in black-hole and
monopole geometries | New kinds of supersymmetry arise in supersymmetric $\sg$-models describing
the motion of spinning point-particles in classical backgrounds, for example
black-holes, or the dynamics of monopoles. Their geometric origin is the
existence of Killing-Yano tensors. The relation between these concepts is
explained and example... | 1994-09-23 | 2007-05-23 | [
"hep-th"
] | J.W. van Holten |
hep-th/9409137 | From Antibracket to Equivariant Characteristic Classes | We construct the odd symplectic structure and the equivariant even
(pre)symplectic one from it on the space of differential forms on the Riemann
manifold. The Poincare -- Cartan like invariants of the second structure define
the equivariant generalizations of the Euler classes on the surfaces. | 1994-09-23 | 2008-02-03 | [
"hep-th",
"math.DG"
] | A. Nersessian |
hep-th/9409146 | Moduli Space Cohomology and Wavefunctions in 3D Quantum Gravity | Wavefunctionals of three dimensional quantum gravity are extracted from the
3D field theoretic analogs of the four dimensional Donaldson polynomials. Our
procedure is generalizable to four and other dimensions. This is a summary of a
talk presented at the Seventh Marcel Grossmann Meeting on General Relativity,
Stanford... | 1994-09-23 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | R. Brooks |
hep-th/9409147 | Motion of Spin-1/2 Particles in External Gravitational and
Electromagnetic Fields | (Talk presented at the 7th Marcel Grossmann Meeting on General Relativity,
Stanford, CA, July 24-30, 1994) We study the semi-classical limit of the
solution of the Dirac equation in a background electromagnetic/gravitational
plane wave. We show that the exact solution corresponding to an asymptotically
fixed incoming m... | 1994-09-23 | 2007-05-23 | [
"hep-th"
] | Stamatis Vokos |
hep-th/9409139 | Supersymmetry and the Geometry of Taub-NUT | The supersymmetric extension of Taub-NUT space admits 4 standard
supersymmetries plus several additional non-standard ones. The geometrical
origin of these symmetries is traced. The result has applications to fermion
modes in gravitational instantons as well as in long-range monopole dynamics. | 1994-09-23 | 2009-10-28 | [
"hep-th"
] | J.W. van Holten (NIKHEF-H) |
hep-th/9409141 | The Exact Mass-Gap of the Supersymmetric O(N) Sigma Model | A formula for the mass-gap of the supersymmetric O($N$) sigma model ($N>4$)
in two dimensions is derived: $m/\Lambda_{\overline{\rm
MS}}=2^{2\Delta}\sin(\pi\Delta)/(\pi\Delta)$, where $\Delta=1/(N-2)$ and $m$ is
the mass of the fundamental vector particle in the theory. This result is
obtained by comparing two expressi... | 1994-09-23 | 2009-10-28 | [
"hep-th"
] | Jonathan M. Evans and Timothy J. Hollowood |
hep-th/9409138 | Integrable XYZ Spin Chain with Boundaries | We consider a general class of boundary terms of the open XYZ spin-1/2 chain
compatible with integrability. We have obtained the general elliptic solution
of $K$-matrix obeying the boundary Yang-Baxter equation using the $R$-matrix of
the eight vertex model and derived the associated integrable spin-chain
Hamiltonian. | 1994-09-23 | 2009-10-28 | [
"hep-th",
"cond-mat"
] | Takeo Inami and Hitoshi Konno |
hep-th/9409136 | Braided Supersymmetry and (CO-)HOMOLOGY | Within the framework of braided or quasisymmetric monoidal categories braided
Q-supersymmetry is investigated, where Q is a certain functorial isomorphism in
a braided symmetric monoidal category. For an ordinary (co-)quasitriangular
Hopf algebra (H,R) a braided monoidal category of H-(co-)modules with braiding
induced... | 1994-09-23 | 2007-05-23 | [
"hep-th"
] | Bernhard Drabant |
hep-th/9409143 | The ideas of gravitational effective field theory | I give a very brief introduction to the use of effective field theory
techniques in quantum calculations of general relativity. The gravitational
interaction is naturally organized as a quantum effective field theory and a
certain class of quantum corrections can be calculated. | 1994-09-23 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | John F. Donoghue |
hep-th/9409145 | Phase Transitions in a Vortex Gas | It has been shown recently that the motion of solitons at couplings around a
critical coupling can be reduced to the dynamics of particles (the zeros of the
Higgs field) on a curved manifold with potential. The curvature gives a
velocity dependent force, and the magnitude of the potential is proportional to
the distanc... | 1994-09-23 | 2009-10-28 | [
"hep-th",
"cond-mat"
] | P.A.Shah |
hep-th/9409144 | Doubly discrete Lagrangian systems related to the Hirota and Sine-Gordon
equation | We extend the action for evolution equations of KdV and MKdV type which was
derived in [Capel/Nijhoff] to the case of not periodic, but only equivariant
phase space variables, introduced in [Faddeev/Volkov]. The difference of these
variables may be interpreted as reduced phase space variables via a
Marsden-Weinstein re... | 1994-09-23 | 2009-10-28 | [
"hep-th"
] | C. Emmrich, N. Kutz |
hep-th/9409135 | Solutions in Self-Dual Gravity Constructed Via Chiral Equations | The chiral model for self-dual gravity given by Husain in the context of the
chiral equations approach is discussed. A Lie algebra corresponding to a finite
dimensional subgroup of the group of symplectic diffeomorphisms is found, and
then use for expanding the Lie algebra valued connections associated with the
chiral ... | 1994-09-22 | 2009-10-28 | [
"hep-th",
"gr-qc"
] | H. Garcia-Compean and T. Matos (CINVESTAV-Ipn, Mexico) |
hep-th/9409132 | Generalized Q-Exponentials Related to Orthogonal Quantum Groups and
Fourier Transformations of Noncommutative Spaces | An essential prerequisite for the study of q-deformed physics are particle
states in position and momentum representation. In order to relate x- and
p-space by Fourier transformations the appropriate q-exponential series related
to orthogonal quantum symmetries is constructed. It turns out to be a new
q-special functio... | 1994-09-22 | 2009-10-28 | [
"hep-th"
] | Arne Schirrmacher |
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