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/9410134 | Topological Sectors of Spin 1 Theories} in 2+1 Dimensions} | It is shown that the Topological Massive and ``Self-dual'' theories, which
are known to provide locally equivalent descriptions of spin 1 theories in 2+1
dimensions, have different global properties when formulated over topologically
non-trivial regions of space-time. The partition function of these theories,
when cons... | 1994-10-18 | 2014-11-18 | [
"hep-th"
] | P.J.Arias and A.Restuccia |
hep-th/9410133 | OPE's and the Dilaton Beta-Function for the 2-D N=1 Supersymmetric
Non-Linear $\sigma$-Model | Using the superspace formalism, we compute for the two-dimensional N=1
supersymmetric non-linear $\sigma$-model, the order $(\alpha^{\prime})^{2}$
$(R_{mnpq})^2$ (three-loop) correction to the central charge via the operator
product expansion of the supercurrent with itself. The contribution vanishes,
in agreement with... | 1994-10-18 | 2009-10-28 | [
"hep-th"
] | Marcia E. Wehlau |
hep-th/9410127 | Supersymmetry and Solitons: N=2 and N=0 | This talk summarizes our recent work establishing an algebraic,
model-independent basis for the existence of \B bounds and \B equations for
topologically non-trivial solitons and instantons. Our arguments use
supersymmetry in an essential way to understand both supersymmetric and
non-supersymmetric theories. Our argume... | 1994-10-18 | 2007-05-23 | [
"hep-th"
] | Zvonimir Hlousek and Donald Spector |
hep-th/9410123 | A New Action Principle for Witten's Topological Field Theory | In this letter a new gauge invariant, metric independent action is introduced
from which Witten's Topological Quantum Field Theory may be obtained after
gauge fixing using standard BRST techniques. In our model the BRST algebra of
transformations, under which the effective action is invariant, close off-shell
in distin... | 1994-10-18 | 2009-10-28 | [
"hep-th"
] | R.Gianvittorio, A.Restuccia and J.Stephany |
hep-th/9410129 | Potential Scattering on $R^3\otimes s^1 | In this paper we consider non-relativistic quantum mechanics on a space with
an additional internal compact dimension, i.e. $R^3\otimes S^1$ instead of
$R^3$. More specifically we study potential scattering for this case and the
analyticity properties of the forward scattering amplitude, $T_{nn}(K)$, where
$K^2$ is the... | 1994-10-18 | 2015-06-26 | [
"hep-th",
"hep-ph"
] | N. N. Khuri |
hep-th/9410121 | O(1/N^3) Conformal Bootstrap Solution of the SU(2) x SU(2)
Nambu--Jona-Lasinio Model | Using the full conformal bootstrap method an analytic expression is given in
d-dimensions for the anomalous dimension of the fermion at O(1/N^3) in a large
N expansion of the Nambu--Jona-Lasinio model with SU(2) x SU(2) continuous
chiral symmetry. | 1994-10-18 | 2009-10-28 | [
"hep-th"
] | J.A. Gracey |
hep-th/9410132 | Mass Spectrum of Strings in Anti de Sitter Spacetime | We perform string quantization in anti de Sitter (AdS) spacetime. The string
motion is stable, oscillatory in time with real frequencies $\omega_n=
\sqrt{n^2+m^2\alpha'^2H^2}$ and the string size and energy are bounded. The
string fluctuations around the center of mass are well behaved. We find the
mass formula which i... | 1994-10-18 | 2009-10-28 | [
"hep-th",
"astro-ph",
"gr-qc"
] | A.L. Larsen and N. Sanchez |
hep-th/9410128 | Invariant Indentities in the Heisenberg Algebra | Polynomial relations between the generators of $q$--deformed Heisenberg
algebra invariant under the quantization and $q$-deformation are discovered.
One of the examples of such relations is the following: if two elements $a$ and
$b$, obeying the relation \[ ab - q ba = p, \] where $p, q$ are any complex
numbers, then f... | 1994-10-18 | 2016-09-06 | [
"hep-th",
"funct-an",
"math.FA"
] | Alexander Turbiner |
hep-th/9410131 | Group-Theoretical Determination of the Mixing Angle in the Electroweak
Gauge Group | The assumption that the Weinberg rotation between the gauge fields associated
with the third component of the ``weak isospin" ($T_3$) and the hypercharge
($Y$) proceeds in a natural way from a global homomorphism of the $SU(2)\otimes
U(1)$ gauge group in some locally isomorphic group (which proves to be $U(2)$),
impose... | 1994-10-18 | 2007-05-23 | [
"hep-th"
] | V. Aldaya, M. Calixto and J. Guerrero |
hep-th/9410120 | Quantum Gravity via Random Triangulations of R^4 and Gravitons as
Goldstone Bosons of SL(4)/O(4) | A model of random triangulations of a domain in $R^{(4)}$ is presented. The
global symmetries of the model include SL(4) transformations and translations.
If a stable microscopic scale exists for some range of parameters, the model
should be in a translation invariant phase where SL(4) is spontaneously broken
to O(4). ... | 1994-10-18 | 2007-05-23 | [
"hep-th",
"gr-qc",
"hep-lat"
] | Yigal Shamir |
hep-th/9410125 | On Renormalization Group Flows and Polymer Algebras | In this talk methods for a rigorous control of the renormalization group (RG)
flow of field theories are discussed. The RG equations involve the flow of an
infinite number of local partition functions. By the method of exact
beta-function the RG equations are reduced to flow equations of a finite number
of coupling con... | 1994-10-18 | 2009-10-28 | [
"hep-th",
"hep-lat"
] | A. Pordt |
hep-th/9410119 | Comment on "Obstructions to the Existence of Static Cosmic Strings in an
Abelian Higgs Model" | There has been considerable interest in the possible cosmic string
configurations and Y. Yang has recently derived intriguing obstructions to the
existence of cylindrically symmetric solutions in the Bogomol'nyi critical
phase of the Einstein-Maxwell-Higgs system. In this comment, we would like to
mention some earlier ... | 1994-10-18 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | Chanju Kim and Yoonbai Kim |
hep-th/9410122 | Successive Superalgebraic Truncations from the Four-Dimensional Maximal
Supergravity | We study the four-dimensional {\it N}=8 maximal supergravity in the context
of Lie superalgebra SU(8/1). All possible successive superalgebraic truncations
from four-dimensional {\it N}=8 theory to {\it N}=7, 6, $\cdots$, 1
supergravity theories are systematically realized as sub-superalgebra chains of
SU(8/1) by using... | 1994-10-18 | 2014-11-18 | [
"hep-th"
] | Chang-Ho Kim, Young-Jai Park, Kee Yong Kim, and Yongduk Kim |
hep-th/9410130 | Two-Loop Quark Self-Energy in a New Formalism: (I) Overlapping
Divergences | A new integration technique for multi-loop Feynman integrals, called the
matrix method, is developed and then applied to the divergent part of the
overlapping two-loop quark self-energy function $\,i\Sigma\,$ in the light-
cone gauge. It is shown that the coefficient of the double-pole term is
strictly local, even off ... | 1994-10-18 | 2009-10-28 | [
"hep-th"
] | George Leibbrandt, Jimmy Williams |
hep-th/9410126 | Fermion Determinants in Static, Inhomogeneous Magnetic Fields | The renormalized fermionic determinant of QED in 3 + 1 dimensions,
$\mbox{det}_{{ren}}$, in a static, unidirectional, inhomogeneous magnetic field
with finite flux can be calculated from the massive Euclidean Schwinger model's
determinant, $\mbox{det}_{{Sch}}$, in the same field by integrating
$\mbox{det}_{{Sch}}$, ove... | 1994-10-18 | 2009-10-28 | [
"hep-th"
] | M. P. Fry |
hep-th/9410112 | The Large Distance Limit of the Gravitational Effective Action in
Hyperbolic Backgrounds | The one-loop effective action for D-dimensional quantum gravity with negative
cosmological constant, is investigated in space-times with compact hyperbolic
spatial section. The explicit expansion of the effective action as a power
series of the curvature on hyperbolic background is derived, making use of
heat-kernel an... | 1994-10-17 | 2010-04-06 | [
"hep-th"
] | A.A. Btsenko, A.D. Odintsov and S. Zerbini |
hep-th/9410114 | Finite W Algebras and Intermediate Statistics | New realizations of finite W algebras are constructed by relaxing the usual
constraint conditions. Then, finite W algebras are recognized in the Heisenberg
quantization recently proposed by Leinaas and Myrheim, for a system of two
identical particles in d dimensions. As the anyonic parameter is directly
associated to t... | 1994-10-17 | 2009-10-28 | [
"hep-th"
] | F. Barbarin, E. Ragoucy and P. Sorba |
hep-th/9410111 | Derivative Expansion in Quantum Theory of Gravitation | The cosmological term prevents perturbation based on derivative expansion in
Einstein gravity. We consider quantum theory of gravitation invariant under
volume-preserving diffeomorphism and Weyl transformation, which is suitable for
derivative expansion. | 1994-10-17 | 2010-11-01 | [
"hep-th"
] | K.-I. Izawa |
hep-th/9410117 | Correlation Functions Along a Massless Flow | A non-perturbative method based on the Form Factor bootstrap approach is
proposed for the analysis of correlation functions of 2-D massless integrable
theories and applied to the massless flow between the Tricritical and the
Critical Ising Models. | 1994-10-17 | 2009-12-30 | [
"hep-th",
"cond-mat"
] | G. Delfino, G. Mussardo and P. Simonetti |
hep-th/9410116 | Background gauge invariance in the antifield formalism for theories with
open gauge algebras | We show that any BRST invariant quantum action with open or closed gauge
algebra has a corresponding local background gauge invariance. If the BRST
symmetry is anomalous, but the anomaly can be removed in the antifield
formalism, then the effective action possesses a local background gauge
invariance. The presence of a... | 1994-10-17 | 2009-10-28 | [
"hep-th"
] | Kostas Skenderis |
hep-th/9410115 | Scattering States of Plektons (PARTICLES with Braid Group Statistics) in
2+1 Dimensional Quantum Field Theory | A Haag-Ruelle scattering theory for particles with braid group statistics is
developed, and the arising structure of the Hilbert space of multiparticle
states is analyzed. | 1994-10-17 | 2015-06-26 | [
"hep-th"
] | K. Fredenhagen, M.R. Gaberdiel and S.M. Rueger |
hep-th/9410113 | Improved Effective Potential in Curved Spacetime and Quantum Matter -
Higher Derivative Gravity Theory | \noindent{\large\bf Abstract.} We develop a general formalism to study the
renormalization group (RG) improved effective potential for renormalizable
gauge theories ---including matter-$R^2$-gravity--- in curved spacetime. The
result is given up to quadratic terms in curvature, and one-loop effective
potentials may be ... | 1994-10-17 | 2009-09-25 | [
"hep-th"
] | Emilio Elizalde, Sergei D. Odintsov and August Romeo |
hep-th/9410118 | Wilson loops, $q \bar{q}$ and $3 q$ potentials, Bethe--Salpeter equation | The derivation of the $ q \bar q $ and the $ 3q $ potential for two dynamical
quarks in a Wilson--loop context is reviewed. Some improvements are introduced.
Only the usual assumptions in the evaluation of the Wilson loop integrals and
expansions in the quark velocities are required for the result. It is shown
that und... | 1994-10-17 | 2008-02-03 | [
"hep-th",
"hep-ph"
] | N. Brambilla and G.M. Prosperi |
hep-th/9410107 | True Functional Integrals in Algebraic Quantum Field Theory | The familiar generating functionals in QFT fail to be true measures since the
Lebesgue measure in infinite-dimensional spaces is not defined in general. The
problem lies in constructing representations of topological $^*$-algebras of
quantum fields which are not normed. We restrict our consideration only to
chronologic... | 1994-10-16 | 2007-05-23 | [
"hep-th"
] | G.Sardanashvily |
hep-th/9410109 | Inverting the Hamiltonian Reduction in String Theory | It is well known that many interesting realisations of string theories can be
obtained via hamiltonian reduction from WZW models. I want to point out that
string theories do in certain cases also provide the recipe to reconstruct the
ambient space of the hamiltonian reduction, including Kac--Moody currents and
the asso... | 1994-10-16 | 2007-05-23 | [
"hep-th"
] | A M Semikhatov |
hep-th/9410110 | Remarks on the entropy of 3-manifolds | We give a simple combinatoric proof of an exponential upper bound on the
number of distinct 3-manifolds that can be constructed by successively
identifying nearest neighbour pairs of triangles in the boundary of a
simplicial 3-ball and show that all closed simplicial manifolds that can be
constructed in this manner are... | 1994-10-16 | 2009-10-28 | [
"hep-th",
"math.GT"
] | Bergfinnur Durhuus and Thordur Jonsson |
hep-th/9410108 | The Cohomology of Algebras over Moduli Spaces | The purpose of this paper is to introduce the cohomology of various algebras
over an operad of moduli spaces including the cohomology of conformal field
theories (CFT's) and vertex operator algebras (VOA's). This cohomology theory
produces a number of invariants of CFT's and VOA's, one of which is the space
of their in... | 1994-10-15 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Takashi Kimura (University of North Carolina) and Alexander A. Voronov
(University of Pennsylvania) |
hep-th/9410106 | Multiparameter quantum function algebra at roots of 1 | We study the theory of representations of a multiparameter deformation of the
function algebra of a simple algebraic group (as defined by Reshetikhin) when
the quantum parameter is a root of unity. We extend the technics of De
Concini-Lyubashenko in the standard quantum case. | 1994-10-15 | 2008-02-03 | [
"hep-th",
"math.QA"
] | M. Costantini and M. Varagnolo |
hep-th/9410102 | Quasiperiodic Solutions of the Fibre Optics Coupled Nonlinear
Schr{\"o}dinger Equations | We consider travelling periodical and quasiperiodical waves in single mode
fibres, with weak birefringence and under the action of cross-phase modulation.
The problem is reduced to the ``1:2:1" integrable case of the two-particle
quartic potential. A general approach for finding elliptic solutions is given.
New solutio... | 1994-10-14 | 2019-08-15 | [
"hep-th"
] | P L Christiansen, J C Eilbeck, V Z Enolskii and N A Kostov |
hep-th/9410104 | Space Time Interpretation of S-Duality and Supersymmetry Violations of
T-Duality | The S--duality transformations of the lowest order string effective theory
admit a space time interpretation for 4-dim backgrounds with one Killing
symmetry. Starting from pure gravity and performing a sequence of intertwined
T-S-T duality transformations we obtain new solutions which are always pure
gravitational. In ... | 1994-10-14 | 2009-10-28 | [
"hep-th"
] | Ioannis Bakas |
hep-th/9410101 | On the instability of the vacuum in multidimensional scalar theories | The 1-loop effective potential in a scalar theory with quartic interaction on
the space $M^{4} \times T^{n}$ for $n=2$ is calculated and is shown to be
unbounded from below. This is an indication of a possible instability of the
vacuum of the $\lambda \phi^{4}$ theory on $M^{4}$, when it is regarded as a
result of the ... | 1994-10-14 | 2009-09-25 | [
"hep-th"
] | E. Elizalde, K. Kirsten and Yu. Kubyshin |
hep-th/9410103 | Action and Entropy of Extreme and Non-Extreme Black Holes | The Hamiltonian actions for extreme and non-extreme black holes are compared
and contrasted and a simple derivation of the lack of entropy of extreme black
holes is given. In the non-extreme case the wave function of the black hole
depends on horizon degrees of freedom which give rise to the entropy. Those
additional d... | 1994-10-14 | 2014-11-18 | [
"hep-th",
"gr-qc"
] | Claudio Teitelboim |
hep-th/9410097 | Centrally Extended W_{1+\infty} and the KP Hierarchy | It is well known that the centerless W_{1+\infty} algebra provides a
hamiltonian structure for the KP hierarchy. In this letter we address the
question whether the centerful version plays a similar r\^ole in any related
integrable system. We find that, surprisingly enough, the centrally extended
W_{1+\infty} algebra yi... | 1994-10-13 | 2008-11-26 | [
"hep-th"
] | Fernando Martinez-Moras and Javier Mas |
hep-th/9410088 | Towards a Strong Coupling Liouville Gravity | A possibility of strong coupling quantum Liouville gravity is investigated
via infinite dimensional representations of $\qslc$ with $q$ at a root of
unity. It is explicitly shown that vertex operator in this model can be written
by a tensor product of a vertex operator of the classical Liouville theory and
that of weak... | 1994-10-13 | 2009-10-28 | [
"hep-th"
] | Takashi Suzuki |
hep-th/9410089 | On the classification of fusion rings | The fusion rules and modular matrix of a rational conformal field theory obey
a list of properties. We use these properties to classify rational conformal
field theories with not more than six primary fields and small values of the
fusion coefficients. We give a catalogue of fusion rings which can arise for
these field... | 1994-10-13 | 2009-10-28 | [
"hep-th"
] | D. Gepner, A. Kapustin |
hep-th/9410091 | Knizhnik-Zamolodchikov-Bernard equations on Riemann surfaces | Knizhnik-Zamolodchikov-Bernard equations for twisted conformal blocks on
compact Riemann surfaces with marked points are written explicitly in a general
projective structure in terms of correlation functions in the theory of twisted
b-c systems. It is checked that on the moduli space the equations provide a
flat connec... | 1994-10-13 | 2009-10-28 | [
"hep-th",
"math.QA"
] | D. Ivanov |
hep-th/9410095 | Curvature Corrections to Dynamics of Domain Walls | The most usual procedure for deriving curvature corrections to effective
actions for topological defects is subjected to a critical reappraisal. A
logically unjustified step (leading to overdetermination) is identified and
rectified, taking the standard domain wall case as an illustrative example.
Using the appropriate... | 1994-10-13 | 2010-11-01 | [
"hep-th",
"astro-ph",
"hep-ph"
] | Brandon Carter and Ruth Gregory |
hep-th/9410094 | Statistical Properties of Strings | We investigate numerically the configurational statistics of strings. The
algorithm models an ensemble of global $U(1)$ cosmic strings, or equivalently
vortices in superfluid $^4$He. We use a new method which avoids the
specification of boundary conditions on the lattice. We therefore do not have
the artificial distinc... | 1994-10-13 | 2009-10-28 | [
"hep-th",
"astro-ph",
"cond-mat",
"hep-lat",
"hep-ph"
] | M. Hindmarsh and K. Strobl |
hep-th/9410098 | The Partition Function for an Anyon-Like Oscillator | We compute the partition function of an anyon-like harmonic oscillator. The
well known results for both the bosonic and fermionic oscillators are then
reobtained as particular cases as ours. The technique we employ is a
non-relativistic version of the Green function method used in the computation
of one-loop effective ... | 1994-10-13 | 2009-10-28 | [
"hep-th"
] | H. Boschi-Filho, C. Farina and A. de Souza Dutra |
hep-th/9410100 | Multiloop Calculations in the String-Inspired Formalism: The Single
Spinor-Loop in QED | We use the worldline path-integral approach to the Bern-Kosower formalism for
developing a new algorithm for calculation of the sum of all diagrams with one
spinor loop and fixed numbers of external and internal photons. The method is
based on worldline supersymmetry, and on the construction of generalized
worldline Gr... | 1994-10-13 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Michael G. Schmidt and Christian Schubert |
hep-th/9410090 | Quantum Diffusion Process with a Complex Weight on Three Dimensional
Lattice | A rigorous definition of a path integral for a spinning particle in three
dimensions is given on a regular cubic lattice. The critical diffusion constant
and the associated critical exponents in each spin are calculated. Continuum
field theories such as Klein-Gordon, Dirac and massive Chern-Simons theories
are construc... | 1994-10-13 | 2007-05-23 | [
"hep-th",
"cond-mat",
"hep-lat"
] | Masako Asano, Chigak Itoi and Shin-Ichi Kojima |
hep-th/9410092 | On Bogoliubov Transformation of Scalar Wave Functions in De Sitter Space | We discuss the Bogoliubov transformation of the scalar wave functions caused
by the change of coordinates in 4 dimensional de Sitter space. It is shown that
the exact Bogoliubov coefficients can be obtained from the global coordinates
to the static coordinates where there exist manifest horizon. We consider two
type of... | 1994-10-13 | 2015-06-26 | [
"hep-th"
] | Haru-Tada Sato and Hisao Suzuki |
hep-th/9410093 | Conserved Currents, Consistency Relations and Operator Product
Expansions in the Conformally Invariant O(N) Vector Model | We discuss conserved currents and operator product expansions (OPE's) in the
context of a $O(N)$ invariant conformal field theory. Using OPE's we find
explicit expressions for the first few terms in suitable short-distance limits
for various four-point functions involving the fundamental $N$-component scalar
field $\ph... | 1994-10-13 | 2014-11-18 | [
"hep-th",
"cond-mat"
] | Anastasios Petkou |
hep-th/9410096 | The Canonical Partition Function for Quons | We calculate the canonical partition function $Z_N$ for a system of $N$ free
particles obeying so-called `quon' statistics where $q$ is real and satisfies
$|q|<1$ by using simple counting arguments. We observe that this system is
afflicted by the Gibbs paradox and that $Z_N$ is independent of $q$. We
demonstrate that s... | 1994-10-13 | 2009-10-28 | [
"hep-th"
] | J.W.Goodison and D.J.Toms |
hep-th/9410099 | Half-Differentials and Fermion Propagators | From a geometric point of view, massless spinors in $3+1$ dimensions are
composed of primary fields of weights $(\frac{1}{2},0)$ and $(0,\frac{1}{2})$,
where the weights are defined with respect to diffeomorphisms of a sphere in
momentum space. The Weyl equation thus appears as a consequence of the
transformation behav... | 1994-10-13 | 2015-06-26 | [
"hep-th"
] | Rainer Dick |
hep-th/9410085 | Reminiscences about Many Pitfalls and Some Successes of QFT Within the
Last Three Decades | Laymen and sometimes even physicists think of natural sciences, in particular
of theoretical and mathematical physics often as subjects, which unfold
according to an intrinsic logical pattern, with the limitations being set only
by the conceptual and (in case of mathematical physics) mathematical
developments of the ti... | 1994-10-12 | 2009-10-28 | [
"hep-th",
"cond-mat"
] | B. Schroer |
hep-th/9410087 | Large $N$ Phase Transition In The Heat Kernel On The $U(N)$ Group | The large N phase transition point is investigated in the heat kernel on the
$U(N)$ group with respect to arbitrary boundary conditions. A simple functional
relation is found relating the density of eigenvalues of the boundary field to
the saddle point shape of the typical Young tableaux in the large $N$ limit of
the c... | 1994-10-12 | 2009-10-28 | [
"hep-th"
] | Vladimir A. Kazakov and Thomas Wynter |
hep-th/9410084 | On gravitational dressing of renormalization group beta-functions beyond
lowest order of perturbation theory | Based on considerations in conformal gauge I derive up to nextleading order a
relation between the coefficients of beta-functions in 2D renormalizable field
theories before and after coupling to gravity. The result implies a coupling
constant dependence of the ratio of both beta-functions beyond leading order. | 1994-10-12 | 2009-10-28 | [
"hep-th"
] | H. Dorn |
hep-th/9410083 | Spectral stochastic processes arising in quantum mechanical models with
a non-L2 ground state | A functional integral representation is given for a large class of quantum
mechanical models with a non--L2 ground state. As a prototype the particle in a
periodic potential is discussed: a unique ground state is shown to exist as a
state on the Weyl algebra, and a functional measure (spectral stochastic
process) is co... | 1994-10-12 | 2009-10-28 | [
"hep-th",
"funct-an",
"math.FA"
] | J.Loffelholz, G.Morchio, F.Strocchi |
hep-th/9410086 | Vacuum correlations at geodesic distance in quantum gravity | The vacuum correlations of the gravitational field are highly non-trivial to
be defined and computed, as soon as their arguments and indices do not belong
to a background but become dynamical quantities. Their knowledge is essential
however in order to understand some physical properties of quantum gravity,
like virtua... | 1994-10-12 | 2015-06-26 | [
"hep-th"
] | G. Modanese (INFN, Trento, and Max-Planck-Institut, Muenchen) |
hep-th/9410082 | Lectures on Inflationary Cosmology | A general overview of the history and present status of inflationary
cosmology is given. Recent developments discussed in this paper include the
hybrid inflation scenario, the theory of reheating, and the theory of inflating
tolopogical defects. We also discuss the theory of a stationary
self-reproducing inflationary u... | 1994-10-12 | 2007-05-23 | [
"hep-th",
"astro-ph",
"gr-qc",
"hep-ph"
] | Andrei Linde |
hep-th/9410079 | Quantization of the tachyonic field | A consistent quantization scheme for imaginary-mass field is proposed. It is
related to an appriopriate choice of the synchronization procedure (definition
of time), which guarantee an absolute causality. In that formulation a possible
existence of field exctitations (tachyons) distinguish an inertial frame
(tachyon pr... | 1994-10-11 | 2016-09-06 | [
"hep-th",
"astro-ph",
"gr-qc"
] | J. Rembielinski |
hep-th/9410075 | Time Evolution of Pure Quantum State and Emergence of A Nearly Thermal
State | Dynamical evolution of the quantum ground state (vacuum) is analyzed for time
variant harmonic oscillators characterized by asymptotically constant
frequency. The oscillatory density matrix in the asymptotic future is uniquely
determined by a constant number of produced particles, independent of other
details of transi... | 1994-10-11 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | M.Yoshimura |
hep-th/9410077 | Conformal Characters and Theta Series | We describe the construction of vector valued modular forms transforming
under a given congruence representation of the modular group SL(2,Z) in terms
of theta series. We apply this general setup to obtain closed and easily
computable formulas for conformal characters of rational models of W-algebras. | 1994-10-11 | 2015-06-26 | [
"hep-th"
] | Wolfgang Eholzer and Nils-Peter Skoruppa |
hep-th/9410074 | Black Holes, Interactions, and Strings | We give some examples in which neglecting the interactions between particles
or truncating the description of a black hole to the spherically symmetric mode
leads to unphysical results. The restoration of the interactions and higher
angular momentum modes resolves these problems. It is argued that mathematical
consiste... | 1994-10-11 | 2009-09-25 | [
"hep-th",
"gr-qc"
] | L. Susskind and J. Uglum |
hep-th/9410080 | Causality in Local Quantum Field Theory | The problem of causality is analyzed in the context of Local Quantum Field
Theory. Contrary to recent claims, it is shown that apparent noncausal
behaviour is due to a lack of the notion of sharp localizability for a
relativistic quantum system. (Replaced corrupted file) | 1994-10-11 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | L.Maiani and M.Testa |
hep-th/9410076 | Bubble with Global Monopole | The first-order phase transition of $O(3)$ symmetric model is considered in
the limit of high temperature. It is shown that this model supports a new
bubble solution where the global monopole is formed at the center of the buble
in addition to the ordinary $O(3)$ bubble. Though the free energy of it is
larger than that... | 1994-10-11 | 2016-09-06 | [
"hep-th"
] | Yoonbai Kim |
hep-th/9410078 | A Model of Two-Dimensional Quantum Gravity in the Strong Coupling Regime | A model of two-dimensional quantum gravity that is the analog of the
tensionless string is proposed. The gravitational constant ($k$) is the analog
of the Regge slope ($\alpha^{'}$) and it shows that when $k \rightarrow
\infty$, $2D$ quantum gravity can be understood as a tensionless string theory
embeded in a two-dime... | 1994-10-11 | 2011-07-19 | [
"hep-th",
"gr-qc"
] | J. Gamboa |
hep-th/9410081 | The heavy quark decomposition of the S-matrix and its relation to the
pinch technique | We propose a decomposition of the S-matrix into individually gauge invariant
sub-amplitudes, which are kinematically akin to propagators, vertices, boxes,
etc. This decompsition is obtained by considering limits of the S-matrix when
some or all of the external particles have masses larger than any other
physical scale.... | 1994-10-11 | 2009-10-28 | [
"hep-th"
] | Joannis Papavassiliou, Kostas Philippides and Martin Schaden |
hep-th/9410105 | Leading Large N Modification of QCD_2 on a Cylinder by Dynamical
Fermions | We consider 2-dimensional QCD on a cylinder, where space is a circle. We find
the ground state of the system in case of massless quarks in a $1/N$ expansion.
We find that coupling to fermions nontrivially modifies the large $N$ saddle
point of the gauge theory due to the phenomenon of `decompactification' of
eigenvalue... | 1994-10-10 | 2016-09-06 | [
"hep-th"
] | Avinash Dhar, Gautam Mandal and Spenta R. Wadia |
hep-th/9410059 | p-Adic desription of Higgs mechanism II: General Theory | This paper belongs to the series devoted to the calculation of particle
masses in p-adic conformal field theory limit of TGD. The concept of
topological condensate generalizes the concept of 3-space. Various
hierarchically ordered levels of the condensate obey effective p-adic topology
and fractal considerations motiva... | 1994-10-10 | 2008-02-03 | [
"hep-th"
] | M.Pitk\"anen |
hep-th/9410073 | Higher-dimensional resolution of dilatonic black hole singularities | We show that the four-dimensional extreme dilaton black hole with dilaton
coupling constant $a= \sqrt{p/(p+2)}$ can be interpreted as a {\it completely
non-singular}, non-dilatonic, black $p$-brane in $(4+p)$ dimensions provided
that $p$ is {\it odd}. Similar results are obtained for multi-black holes and
dilatonic ext... | 1994-10-10 | 2010-04-06 | [
"hep-th",
"gr-qc"
] | G. W. Gibbons, Gary T. Horowitz and P. K. Townsend |
hep-th/9410058 | p-Adic description of Higgs mechanism I: p-Adic square root and p-adic
light cone | This paper is the first one in the series devoted to the calculation of
particle mass spectrum in Topological GeometroDynamics. TGD Universe is
critical at quantum level and an attractive idea to realize criticality is via
conformal invariance. Ordinary real numbers do not allow this but if one
assumes that in long len... | 1994-10-10 | 2008-02-03 | [
"hep-th"
] | M.Pitk\"anen |
hep-th/9410065 | Self-Dual Chern-Simons Theories | In these lectures I review classical aspects of the self-dual Chern-Simons
systems which describe charged scalar fields in $2+1$ dimensions coupled to a
gauge field whose dynamics is provided by a pure Chern-Simons Lagrangian. These
self-dual models have one realization with nonrelativistic dynamics for the
scalar fiel... | 1994-10-10 | 2015-06-26 | [
"hep-th"
] | Gerald Dunne |
hep-th/9410066 | Hidden Symmetries in the 6-Vertex Model of Statistical Physics | The transfer matrix of the 6-vertex model of two-dimensional statistical physics commutes with many (more complicated) transfer matrices, but these latter, generally, do not commute between each other. The studying of their action in the eigenspaces of the 6-vertex model transfer matrix becomes possible due to a ``mult... | 1994-10-10 | 2025-06-24 | [
"hep-th"
] | Igor G. Korepanov |
hep-th/9410067 | Compact QED$_3$ - a simple example of a variational calculation in a
gauge theory | We apply a simple mean field like variational calculation to compact QED in
2+1 dimensions. Our variational ansatz explicitly preserves compact gauge
invariance of the theory. We reproduce in this framework all the known results,
including dynamical mass generation, Polyakov scaling and the nonzero string
tension. It i... | 1994-10-10 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Ian I. Kogan and Alex Kovner |
hep-th/9410064 | QED$_{2+1}$ with Nonzero Fermion Density and Quantum Hall Effect | A general expression for the conductivity in the QED$_{2+1}$ with nonzero
fermion density in the uniform magnetic field is derived. It is shown that the
conductivity is entirely determined by the Chern-Simons coefficient:
$\sigma_{ij}=\varepsilon_{ij}~{\cal C}$ and is a step-function of the chemical
potential and the m... | 1994-10-10 | 2009-10-28 | [
"hep-th",
"cond-mat"
] | Vadim Zeitlin |
hep-th/9410042 | Integrable vertex and loop models on the square lattice with open
boundaries via reflection matrices | The procedure for obtaining integrable vertex models via reflection matrices
on the square lattice with open boundaries is reviewed and explicitly carried
out for a number of two- and three-state vertex models. These models include
the six-vertex model, the 15-vertex $A_2^{(1)}$ model and the 19-vertex models
of Izergi... | 1994-10-10 | 2010-04-08 | [
"hep-th"
] | C. M. Yung and M. T. Batchelor |
hep-th/9410069 | Duality Versus Supersymmetry | We study the effect of S-duality and target-space duality tranformations of
$N=4,d=4$ and $N=1,d=10$ supersymmetric configurations on their Killing
spinors. We find that, under reasonable assumptions, the dual configurations
are also supersymmetric and that the Killing spinors transform in a simple way. | 1994-10-10 | 2016-08-14 | [
"hep-th"
] | Tom\'as Ort\'in |
hep-th/9410056 | Moduli Dependent Non-Holomorphic Contributions of Massive States to
Gravitational Couplings and $C^2$-Terms in $Z_N$-Orbifold Compactifications | It is pointed out that massive states in D=4, N=1 supergravity-matter
theories can, in general, at the 1-loop level contribute non-holomorphic terms
to quadratic gravitational couplings. It is then shown in the context of
$(2,2)$-symmetric $Z_N$-orbifold theories that, for constant moduli
backgrounds, the inclusion of ... | 1994-10-10 | 2016-08-14 | [
"hep-th"
] | Gabriel Lopes Cardoso, Dieter L\"ust and Burt A. Ovrut |
hep-th/9410060 | p-Adic description of Higgs mechanism III: calculation of elementary
particle masses | This paper belongs to the series devoted to the calculation of particle
masses in the framework of p-adic conformal field theory limit of Topological
GeometroDynamics. In paper II the general formulation of p-adic Higgs mechanism
was given. In this paper the calculation of the fermionic and bosonic masses is
carried ou... | 1994-10-10 | 2008-02-03 | [
"hep-th"
] | M.Pitk\"anen |
hep-th/9410070 | Exact solution of the simplest super-orthosymplectic invariant magnet | We present the exact solution of the $Osp(1|2)$ invariant magnet by the Bethe
ansatz approach. The associated Bethe ansatz equation exhibit a new feature by
presenting an explicit and distinct phase behaviour in even and odd sectors of
the theory. The ground state, the low-lying excitations and the critical
properties ... | 1994-10-10 | 2009-10-28 | [
"hep-th"
] | M.J. Martins |
hep-th/9410061 | p-Adic description of Higgs mechanism IV: elementary particle and hadron
masses | This paper belongs to a series devoted to the calculation of particle masses
in p-adic conformal field theory limit of TGD. In paper III elementary particle
masses were calculated. In this paper the results are analyzed. One can
reproduce lepton and gauge boson masses exactly by taking into account Coulomb
self energy ... | 1994-10-10 | 2008-02-03 | [
"hep-th"
] | M.Pitk\"anen |
hep-th/9410072 | The Affine symmetry of self-dual gravity | Self-dual gravity may be reformulated as the two dimensional principal chiral
model with the group of area preserving diffeomorphisms as its gauge group.
Using this formulation, it is shown that self-dual gravity contains an infinite
dimensional hidden symmetry whose generators form the Affine (Kac-Moody)
algebra assoc... | 1994-10-10 | 2009-10-28 | [
"hep-th",
"gr-qc"
] | Viqar Husain |
hep-th/9410062 | p-Adic description of Higgs mechanism V: New Physics | TGD suggests the existence of two new branches of physics, namely M_{89}
hadron physics and M_{127} leptohadron physics. Leptons and U type quarks are
predicted to have light colored excitations. The anomalous production of e^+e^-
pairs in heavy ion collisions sup- ports the existence of light leptomeson but
there are ... | 1994-10-10 | 2008-02-03 | [
"hep-th"
] | M.Pitk\"anen |
hep-th/9410068 | Thermodynamics of Two Dimensional Black Holes | Thermodynamic relations for a class of 2D black holes are obtained
corresponding to observations made from finite spatial distances. We also study
the thermodynamics of the charged version of the Jackiw-Teitelboim black holes
found recently by Lowe and Strominger. Our results corroborate, in appropriate
limits, to thos... | 1994-10-10 | 2009-10-28 | [
"hep-th",
"gr-qc"
] | Alok Kumar and Koushik Ray |
hep-th/9410071 | A note on graded Yang-Baxter solutions as braid-monoid invariants | We construct two $Osp(n|2m)$ solutions of the graded Yang-Baxter equation by
using the algebraic braid-monoid approach. The factorizable S-matrix
interpretation of these solutions is also discussed. | 1994-10-10 | 2014-11-18 | [
"hep-th"
] | M.J. Martins and P.B. Ramos |
hep-th/9410063 | On dispersionless Hirota type equations | Dispersionless Hirota type equations are extracted from the dispersionless
limit of the Fay differential identity due to Takasaki- Takebe. A few other
results are sketched between inverse scattering, dKdV, and gravity. | 1994-10-10 | 2007-05-23 | [
"hep-th"
] | Robert Carroll (Mathematics Dept., University of Illinois, Urbana, IL) |
hep-th/9410057 | Bogomol'nyi equations for solitons in Maxwell-Chern-Simons gauge
theories with the magnetic moment interaction term | Without assuming rotational invariance, we derive Bogomol'nyi equations for
the solitons in the abelian Chern-Simons gauge theories with the anomalous
magnetic moment interaction. We also evaluate the number of zero modes around a
static soliton configuration. | 1994-10-10 | 2009-10-28 | [
"hep-th"
] | Taejin Lee and Hyunsoo Min |
hep-th/9410054 | Some Properties of Large $N$ Two Dimensional Yang--Mills Theory | Large $N$ two-dimensional QCD on a cylinder and on a vertex manifold (a
sphere with three holes) is investigated. The relation between the saddle-point
description and the collective field theory of QCD$_2$ is established. Using
this relation, it is shown that the Douglas--Kazakov phase transition on a
cylinder is asso... | 1994-10-09 | 2009-10-28 | [
"hep-th"
] | David J. Gross and Andrei Matytsin |
hep-th/9410055 | Resolution of Diagonals and Moduli Spaces | In this paper differential operators on various moduli spaces (e.g. of
holomorphic vector bundles) are described in a canonical way in terms of the
geometry of a certain distinguished completion of an appropriate configuration
space. | 1994-10-09 | 2008-02-03 | [
"hep-th",
"math.AG",
"math.DG"
] | Victor Ginzburg |
hep-th/9410045 | Weyl Pair, Current Algebra and Shift Operator | The Abelian current algebra on the lattice is given from a series of the
independent Weyl pairs and the shift operator is constructed by this algebra.
So the realization of the operators of the braid group is obtained. For
$|q|\neq 1$ the shift operator is the product of the theta functions of the
generators $w_n$ of t... | 1994-10-08 | 2009-10-28 | [
"hep-th"
] | Zhan-Ning Hu |
hep-th/9410046 | Kaluza-Klein Theory in Perspective | The Kaluza-Klein idea of extra spacetime dimensions continues to pervade
current attempts to unify the fundamental forces, but in ways somewhat
different from that originally envisaged. We present a modern perspective on
the role of internal dimensions in physics, focussing in particular on
superstring theory. A novel ... | 1994-10-07 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | M. J. Duff |
hep-th/9410047 | The symmetry structure of the anti-self-dual Einstein hierarchy | An important example of a multi-dimensional integrable system is the
anti-self-dual Einstein equations. By studying the symmetries of these
equations, a recursion operator is found and the associated hierarchy
constructed. Owing to the properties of the recursion operator one may
construct a hierarchy of symmetries and... | 1994-10-07 | 2009-10-28 | [
"hep-th"
] | I.A.B.Strachan |
hep-th/9410052 | Sigma Models And The ADHM Construction Of Instantons | This paper is devoted to the construction of a family of linear sigma models
with $(0,4)$ supersymmetry which should flow in the infrared to the stringy
version of Yang-Mills instantons on ${\bf R}^4$. The family depends on the full
set of expected parameters and is obtained by using the data that appear in the
ADHM co... | 1994-10-07 | 2010-04-07 | [
"hep-th"
] | Edward Witten |
hep-th/9410050 | Evidence for the Stability of Extremal Black p-Branes | We investigate the stability of the extremal black p-brane which contains a
n-form and a dilaton. We show that the instability due to the s-mode, which was
present in the uncharged and non-extremal p-brane, disappears in the extreme
case. This is shown to be consistent with an entropy argument which shows that
the zero... | 1994-10-07 | 2009-12-30 | [
"hep-th",
"gr-qc"
] | Ruth Gregory and Raymond Laflamme |
hep-th/9410048 | The Moyal bracket and the dispersionless limit of the KP hierarchy | A new Lax equation is introduced for the KP hierarchy which avoids the use of
pseudo-differential operators, as used in the Sato approach. This Lax equation
is closer to that used in the study of the dispersionless KP hierarchy, and is
obtained by replacing the Poisson bracket with the Moyal bracket. The
dispersionless... | 1994-10-07 | 2009-10-28 | [
"hep-th"
] | I.A.B. Strachan |
hep-th/9410049 | New solution of vertex type tetrahedron equations | In this paper we formulate a new N-state spin integrable model on a
three-dimensional lattice with spins interacting round each elementary cube of
the lattice. This model can be also reformulated as a vertex type model. Weight
functions of the model satisfy tetrahedron equations. | 1994-10-07 | 2019-08-17 | [
"hep-th"
] | V.V.Mangazeev, S.M.Sergeev, Yu.G.Stroganov |
hep-th/9410053 | Poisson Algebra of Wilson Loops in Four-Dimensional Yang-Mills Theory | We formulate the canonical structure of Yang--Mills theory in terms of
Poisson brackets of gauge invariant observables analogous to Wilson loops. This
algebra is non--trivial and tractable in a light--cone formulation. For U(N)
gauge theories the result is a Lie algebra while for SU(N) gauge theories it is
a quadratic ... | 1994-10-07 | 2015-06-26 | [
"hep-th"
] | S.G. Rajeev and O.T. Turgut |
hep-th/9410043 | The Mandelstam--Leibbrandt Prescription and the Discretized Light Front
Quantization | It is shown that the quantization of the unphysical degrees of freedom, which
leads to the Mandelstam--Leibbrandt prescription for the infrared spurious
singularities in the continuum light cone gauge, does indeed suggest some quite
natural recipe to treat the zero modes in the Discretized Light Front
Quantization of g... | 1994-10-07 | 2007-05-23 | [
"hep-th"
] | Roberto Soldati |
hep-th/9410040 | Classical Non-Abelian Solitons | In two space-time dimensions a class of classical multicomponent scalar field
theories with discrete, in general non-Abelian global symmetry is considered.
The corresponding soliton solutions are given for the cases of 2, 3, and 4
components. | 1994-10-07 | 2007-05-23 | [
"hep-th"
] | V.F M\"uller |
hep-th/9410051 | Search for Duality Symmetries in p-Brane Theories | The requirement of an $SL(2)$ duality symmetry, mixing the worldvolume field
equations with Bianchi identities, leads to a highly nonlinear equation
involving the transformation parameters and certain worldvolume currents. In
general, this equation seems to admit a solution only for a two parameter
subgroup of the seek... | 1994-10-07 | 2015-06-26 | [
"hep-th"
] | E. Sezgin |
hep-th/9410044 | Free Fields for Any Spin in Relativistic Quantum Mechanics | A general discussion of the construction of free fields based on Weinberg
anszatz is provided and various applications appearing in the litterature are
considered. | 1994-10-07 | 2007-05-23 | [
"hep-th"
] | D. R. Grigore |
hep-th/9410041 | Non-singular four-dimensional black holes and the Jackiw-Teitelboim
theory | A four-dimensional dilaton-gravity action whose spherical reduction to two
dimensions leads to the Jackiw-Teitelboim theory is presented. A nonsingular
black hole solution of the theory is obtained and its physical interpretation
is discussed. The classical and semiclassical properties of the solution and of
its 2d cou... | 1994-10-07 | 2010-11-01 | [
"hep-th",
"gr-qc"
] | M. Cadoni and S. Mignemi |
hep-th/9410035 | Non-abelian bosonization from factored coset models in path integrals | We present a derivation of abelian and non-abelian bosonization in a path
integral setting by expressing the generating functional for current-current
correlation functions as a product of a $G/G$-coset model, which is dynamically
trivial, and a bosonic part which contains the dynamics. A BRST symmetry can be
identifie... | 1994-10-06 | 2009-10-28 | [
"hep-th"
] | A.N.Theron, F.A.Schaposnik, F.G.Scholtz and H.B.Geyer |
hep-th/9410034 | Topological 2D String Theory: Higher-genus Amplitudes and W-infinity
Identities | We investigate Landau-Ginzburg string theory with the singular superpotential
X^{-1} on arbitrary Riemann surfaces. This theory, which is a topological
version of the c=1 string at the self-dual radius, is solved using results from
intersection theory and from the analysis of matter Landau-Ginzburg systems,
and consist... | 1994-10-06 | 2009-10-28 | [
"hep-th"
] | Debashis Ghoshal (Mehta Research Inst), Camillo Imbimbo (CERN), Sunil
Mukhi (Tata Inst) |
hep-th/9410038 | Gauge theory and renormalization (Erice, August 1994) | Early developments leading to renormalizable non-Abelian gauge theories for
the weak, electromagnetic and strong interactions, are discussed from a
personal viewpoint. They drastically improved our view of the role of field
theory, symmetry and topology, as well as other branches of mathematics, in the
world of element... | 1994-10-06 | 2008-02-03 | [
"hep-th"
] | G. 't Hooft |
hep-th/9410039 | Projective quantum spaces | Associated to the standard $SU_{q}(n)$ R-matrices, we introduce quantum
spheres $S_{q}^{2n-1}$, projective quantum spaces $CP_{q}^{n-1}$, and quantum
Grassmann manifolds $G_{k}(C_{q}^{n})$. These algebras are shown to be
homogeneous quantum spaces of standard quantum groups and are also quantum
principle bundles in the... | 1994-10-06 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Ulrich Meyer |
hep-th/9410036 | Minimal Affinizations of Representations of Quantum Groups: the
simply--laced case | We continue our study of minimal affinizations for algebras of type D, E. | 1994-10-06 | 2009-10-28 | [
"hep-th",
"math.QA"
] | V. Chari and A. N. Pressley |
hep-th/9410037 | Quantum Solitons in Non-Linear Optics: Resonant Dielectric Media | It is known that classical electromagnetic radiation at a frequency in
resonance with energy splittings of atoms in a dielectric medium can be
described using the classical sine-Gordon equation. In this paper we quantize
the electromagnetic field and compute quantum corrections to the classical
results by using known r... | 1994-10-06 | 2007-05-23 | [
"hep-th"
] | Andre LeClair |
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