Unnamed: 0 int64 0 18.1k | language stringclasses 4
values | creator stringlengths 2 137 | title stringlengths 2 217 | subject stringclasses 15
values | keyword stringlengths 10 597 | identifier stringlengths 82 244 | description stringlengths 2 2.3k | date stringlengths 14 14 |
|---|---|---|---|---|---|---|---|---|
7,600 | ['eng'] | ['Gorenstein, M I', 'Shelest, V P', 'Sitenko, Yu A', 'Zinovjev, G M'] | ['Statistical Aspects of Neveu and Schwarz Dual Model'] | ['Particle Physics - Theory'] | ['dual resonance model', 'Hamiltonian formalism', 'operator, algebra', 'statistical mechanics', 'resonance, width'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810030'] | ['Statistical method is applied to Neveu and Schwartz model for obtaining the average characteristics of the heavy resonances: spin distribution, decay widths etc. The properties of the dual model spectrum of states constructed of both commuting and anticommuting operators are considered. In this case the spin characte... | ['1998-10-07'] |
7,601 | ['eng'] | ['Martinovic, L', 'Vary, J P'] | ['Theta-Vacuum of the Bosonized Massive Light-Front Schwinger Model'] | ['Particle Physics - Theory'] | ['Schwinger model', 'dimension, 2', 'quantization, light front', 'Hamiltonian formalism', 'bosonization', 'vacuum state, Theta parameter', 'coherent state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810029'] | ['The massive Schwinger model in bosonic representation is quantized on the light front using the Dirac--Bergmann method. The non-perturbative theta- vacuum in terms of coherent states of the gauge-field zero mode is derived and found to coincide with the massless case. On the other hand, the mass term becomes highly n... | ['1998-10-07'] |
7,602 | ['eng'] | ['Maia, M D', 'Monte, E M'] | ['The Dynamics of Relativistic Hypersurfaces'] | ['Particle Physics - Theory'] | ['space-time, deformation', 'any-dimensional', 'Hamiltonian formalism', 'Kaluza-Klein model', 'quantization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810028'] | ["A dynamical theory of hypersurface deformations is presented. It is shown that a (n+1)-dimensional space-time can be always foliated by pure deformations, governed by a non zero Hamiltonian. Quantum deformations states are defined by Schroedinger's equation constructed with the corresponding deformation Hamiltonian o... | ['1998-10-07'] |
7,603 | ['eng'] | ['Rolf, J'] | ['Two-dimensional Quantum Gravity'] | ['Particle Physics - Theory'] | ['thesis', 'quantum gravity', 'dimension, 2', 'scaling', 'field theory, Liouville', 'fractals', 'geometry, discrete', 'triangulation', 'matrix model', 'field theoretical model, Regge', 'measure', 'two-point function', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810027'] | ['This Ph.D. thesis pursues two goals: The study of the geometrical structure of two-dimensional quantum gravity and in particular its fractal nature. To address these questions we review the continuum formalism of quantum gravity with special focus on the scaling properties of the theory. We discuss several concepts o... | ['1998-10-07'] |
7,604 | ['eng'] | ['Dorey, P'] | ['Exact S-matrices'] | ['Particle Physics - Theory'] | ['lectures, Budapest 1996/08/13', 'algebra, W(N)', 'algebra, W(3)', 'algebra, representation', 'field theory, conformal', 'algebra, chiral', 'algebra, Lie', 'algebra, Virasoro', 'supersymmetry', 'vertex function', 'central charge', 'algebra, SL(2)', 'quantization', 'correlation function', 'algebra, fusion', 'bibliograp... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810026'] | ['Notes on exact S-matrices in 1+1 dimensions, based on lectures given at the 1996 Eotvos Graduate School, Budapest, and at the Institut Henri Poincare, Paris.'] | ['1998-10-07'] |
7,605 | ['eng'] | ['Bars, Itzhak'] | ['Hidden Symmetries, $AdS_{D} x S^{n}$, and the lifting of one-time-physics to two-time-physics'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'field theory', 'quantization, 1', 'any-dimensional', 'symmetry, SO(N,2)', 'hidden symmetry', 'space-time, anti-de Sitter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810025'] | ['The massive non-relativistic free particle in d-1 space dimensions has an action with a surprizing non-linearly realized SO(d,2) symmetry. This is the simplest example of a host of diverse one-time-physics systems with hidden SO(d,2) symmetric actions. By the addition of gauge degrees of freedom, they can all be lift... | ['1998-10-07'] |
7,606 | ['eng'] | ['Kreimer, D'] | ['On Overlapping Divergences'] | ['Particle Physics - Theory'] | ['Feynman graph, higher-order', 'renormalization', 'algebra, Hopf', 'algebra, representation', 'knot theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810022'] | ['Using set-theoretic considerations, we show that the forest formula for overlapping divergences comes from the Hopf algebra of rooted trees.'] | ['1998-10-07'] |
7,607 | ['eng'] | ['Dine, Michael', 'Echols, R S', 'Gray, J P'] | ['Tree Level Supergravity and the Matrix Model'] | ['Particle Physics - Theory'] | ['supergravity', 'matrix model', 'scattering amplitude, graviton', 'tree approximation', 'S-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810021'] | ['It has recently been shown that the Matrix model and supergravity give the same predictions for three graviton scattering. This contradicts an earlier claim in the literature. We explain the error in this earlier work, and go on to show that certain terms in the $n$-graviton scattering amplitude involving $v^{2n}$ ar... | ['1998-10-05'] |
7,608 | ['eng'] | ['De Gouvêa, A', 'Friedland, A', 'Murayama, H'] | ['Seiberg Duality and $e^{+} e^{-}$ Experiments'] | ['Particle Physics - Theory'] | ['gauge field theory', 'supersymmetry', 'duality', 'renormalization group, beta function', 'infrared problem', 'invariance, conformal', 'electron positron, annihilation', 'hadron, electroproduction', 'cross section, ratio', 'photon photon, scattering amplitude', 'W W, scattering amplitude', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810020'] | ["Seiberg duality in supersymmetric gauge theories is the claim that two different theories describe the same physics in the infrared limit. However, one cannot easily work out physical quantities in strongly coupled theories and hence it has been difficult to compare the physics of the electric and magnetic theories. ... | ['1998-10-05'] |
7,609 | ['eng'] | ['Gaberdiel, M R', 'Goddard, P'] | ['Axiomatic Conformal Field Theory'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'field theory, conformal', 'dimension, 2', 'scattering amplitude', 'expansion, cluster', 'phase space, Fock space', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810019'] | ["A new rigorous approach to conformal field theory is presented. The basic objects are families of complex-valued amplitudes, which define a meromorphic conformal field theory (or chiral algebra) and which lead naturally to the definition of topological vector spaces, between which vertex operators act as continuous o... | ['1998-10-05'] |
7,610 | ['eng'] | ['Bhattacharya, R', 'Gangopadhyay, D'] | ['Construction of Lagrangians Exhibiting Duality'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'Georgi-Glashow model', 'duality, transformation', 'gauge field theory, Yang-Mills'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810017'] | ["Electromagnetic duality seems to be a fundamental principle of nature. Although there exist a lot of work on various aspects of duality, a general derivation from the lagrangian formalism has been elusive except that of Gaillard and Zumino [1] who showed that duality follows from certain transformation properties of ... | ['1998-10-05'] |
7,611 | ['eng'] | ['Bochicchio, M'] | ['The large-N limit of QCD and the collective field of the Hitchin fibration'] | ['Particle Physics - Theory'] | ['talk, Bari 1998/09/28', 'gauge field theory, SU(N)', 'path integral, determinant', 'duality, transformation', 'expansion 1/N', 'fibre bundle', 'differential forms, symplectic', 'moduli space', 'Higgs model', 'integrability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810015'] | ['By means of a certain exact non-abelian duality transformation, we show that there is a natural embedding, dense in the sense of the distributions in the large-N limit, of parabolic Higgs bundles of rank N on a fiber two-dimensional torus into the QCD functional integral, fiberwise over the base two-dimensional torus... | ['1998-10-05'] |
7,612 | ['eng'] | ['Csáki, C', 'Murayama, H'] | ['New Confining N=1 Supersymmetric Gauge Theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'fermion, flavor', 'constraint', 'instanton', 'anomaly', 'confinement', 'particle, multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810014'] | ["We examine N=1 supersymmetric gauge theories which confine in the presence of a tree-level superpotential. We show the confining spectra which satisfy the 't Hooft anomaly matching conditions and give a simple method to find the confining superpotential. Using this method we fix the confining superpotentials in the s... | ['1998-10-05'] |
7,613 | ['eng'] | ['Bochicchio, M'] | ['Four dimensional QCD and fiberwise duality'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Theta parameter', 'duality, transformation', 'partition function', 'field theory, Euclidean', 'fibre bundle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810013'] | ['We transform, by means of a fiberwise duality, the partition function of $QCD$ on a product of two two-tori, into a four dimensional $\\sigma$-model, whose target space is the cotangent space to unitary connections on the fiber torus fiberwise.'] | ['1998-10-05'] |
7,614 | ['eng'] | ['Bochicchio, M'] | ['Some comments on S-duality in four dimensional QCD'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Theta parameter', 'duality, transformation', 'partition function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810012'] | ['We show that a necessary condition, for the partition function of four-dimensional Yang-Mills theory to satisfy a S-duality property, is that certain functional determinants, generated by the dual change of variables, cancel each other. This result holds up to non-topological boundary terms in the dual action and mod... | ['1998-10-05'] |
7,615 | ['eng'] | ['Poppitz, E R'] | ['On the One Loop Fayet-Iliopoulos Term in Chiral Four Dimensional Type I Orbifolds'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'symmetry, spontaneously broken', 'orbifold', 'anomaly, U(1)', 'perturbation theory, higher-order', 'operator product expansion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810010'] | ['We consider the generation of Fayet-Iliopoulos terms at one string loop in some recently found N=1 open string orbifolds with anomalous U(1) factors with nonvanishing trace of the charge. Low-energy field theory arguments lead one to expect a one loop quadratically divergent Fayet-Iliopoulos term. We show that a one ... | ['1998-10-15'] |
7,616 | ['eng'] | ['Nojiri, S', 'Odintsov, S D'] | ['Conformal Anomaly for Dilaton Coupled Theories from AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dilaton', 'anomaly', 'space-time, anti-de Sitter', 'supergravity', 'dimension, 2', 'dimension, 4', 'gauge field theory, Yang-Mills'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810008'] | ['Trace anomaly for dilaton coupled conformal theories on curved background with non-zero dilaton is found from supergravity side as an IR effect using AdS/CFT correspondence. For $d=2$ it coincides with the conformal anomaly for dilaton coupled scalar (up to total derivative term which is known to be ambiguous). In fo... | ['1998-10-15'] |
7,617 | ['eng'] | ['Lavrov, P M', 'Neto, J A', 'Oliveira, W'] | ['Canonical osp(1,2) quantization of dynamical systems with constraints'] | ['Particle Physics - Theory'] | ['dynamical system', 'constraint', 'quantization, OSp(1,2)', 'Ward identity', 'dependence, gauge', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810007'] | ["The canonical version of osp(1,2) quantization is formulated for arbitrary dynamical systems with first-class constraints. The formalism generalizes the canonical scheme of extended BRST quantization proposed by Batalin, Lavrov and Tyutin a few years ago. The gauge dependence of Green's functions is studied. The Ward... | ['1998-10-15'] |
7,618 | ['eng'] | ['Kitazawa, Y', 'Takata, H'] | ['D-brane Scattering in IIB String Theory and IIB Matrix Model'] | ['Particle Physics - Theory'] | ['matrix model', 'string model', 'membrane model, D-brane', 'membrane model, p-brane', 'scattering amplitude', 'quantization', 'algebra, Virasoro', 'commutation relations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810004'] | ['We consider two Dirichlet p-branes with lower dimensional brane charges and their scattering. We first calculate the cylinder amplitude of open string with suitable boundary conditions. We compare this result with that in the IIB matrix model. We find the agreement between them in the long distance limit. We also fin... | ['1998-10-15'] |
7,619 | ['eng'] | ['Cronström, C'] | ['Canonical structure of Yang-Mills theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Gauss law', 'boundary condition', 'quantization', 'field equations', 'Hamiltonian formalism', 'Weyl gauge', 'differential equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810003'] | ["I consider the problem of defining canonical coordinates and momenta in pure Yang-Mills theory, under the condition that Gauss' law is identically satisifed. This involves among other things particular boundary conditions for certain dependent variables. These boundary conditions are not postulated a priori, but aris... | ['1998-10-15'] |
7,620 | ['eng'] | ['Cronström, C'] | ['The Generalisation of the Coulomb Gauge to Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Coulomb gauge', 'Gauss law, constraint', 'Gribov problem'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810002'] | ['I consider the problem of generalising the Abelian Coulomb gauge condition to the non-Abelian Yang-Mills theory, with an arbitrary compact and semi-simple gauge group. It is shown that a straightforward generalisation exists, which reduces the Gauss law into a form involving the gauge potentials only, but not their t... | ['1998-10-15'] |
7,621 | ['eng'] | ['Geyer, B', 'Gitman, D M', 'Lavrov, P M'] | ['A Modified Scheme of Triplectic Quantization'] | ['Particle Physics - Theory'] | ['quantization, triplectic', 'master equation', 'gauge field theory', 'invariance, Becchi-Rouet-Stora', 'dependence, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9810001'] | ['A modified version of triplectic quantization, first introduce by Batalin and Martnelius, is proposed which makes use of two independent master equations, one for the action and one for the gauge functional such that the initial classical action also obeys that master equation.'] | ['1998-10-15'] |
7,622 | ['eng'] | ['Cougo-Pinto, M V', 'Farina, C', 'Negrao, M R', 'Tort, A C'] | ['Magnetic Properties of Confined Bosonic Vacuum'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'vacuum state', 'confinement', 'magnetic field', 'effective Lagrangian', 'energy levels'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809216'] | ["The effect of confinement on the bosonic vacuum under the action of an applied magnetic field is computed using Schwinger's formalism for the effective action. The final result reproduces an effective Lagrangian similar to the Heisenberg-Euler one in the limit of no confinement and in the case of confinement provides... | ['1998-10-01'] |
7,623 | ['eng'] | ['Cougo-Pinto, M V', 'Farina, C', 'Tort, A C'] | ['Fermionic Casimir effect in an external magnetic field'] | ['Particle Physics - Theory'] | ['talk, Leipzig 1998/09/14', 'effect, Casimir', 'magnetic field, external field', 'fermion', 'energy, density', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809215'] | ["The influence of an external constant uniform magnetic field on the Casimir energy density of a Dirac field under antiperiodic (and periodic) boundary condition is computed by applying Schwinger's proper time method. The result thus obtained shows that in principle, under suitable conditions, the magnetic field can e... | ['1998-10-01'] |
7,624 | ['eng'] | ['Cougo-Pinto, M V', 'Farina, C', 'Negrao, M R'] | ['The bosonic Casimir effect in an external magnetic field'] | ['Particle Physics - Theory'] | ['effect, Casimir', 'energy', 'magnetic field, external field', 'field theory, scalar', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809214'] | ["We compute the influence of an applied magnetic field on the Casimir energy of a massive scalar field confined between two parallel infinite plates using Schwinger's method from source theory. The boundary conditions are those of a vanishing field through the plates. The obtained results show that a strong magnetic f... | ['1998-10-01'] |
7,625 | ['eng'] | ['Pasti, P', 'Sorokin, D P', 'Tonin, M'] | ['On gauge-fixed superbrane actions in AdS superbackgrounds'] | ['Particle Physics - Theory'] | ['membrane model', 'supersymmetry', 'space-time, anti-de Sitter', 'space-time, sphere', 'dependence, gauge', 'coset space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809213'] | ['To construct actions for describing superbranes propagating in AdS x S superbackgrounds we propose a coset space realization of these superbackgrounds which results in a short polynomial fermionic dependence (up to a six power in Grassmann coordinates) of target superspace supervielbeins and superconnections. Gauge f... | ['1998-10-01'] |
7,626 | ['eng'] | ['Sobreira, A A R', 'De Mello, E R B'] | ['The classical and Quantum Analysis of a Charged Particle on the Spacetime Produced by a Global Monopole'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'mechanics, classical', 'charged particle', 'magnetic monopole', 'Dirac equation, solution', 'propagator', 'spin, 1/2', 'spinless', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809212'] | ['We study the classical and quantum motion of a relativistic charged particle on the spacetime produced by a global monopole. The self-potential, which is present in this spacetime, is considered as an external electrostatic potential. We obtain classical orbits and quantum states for a spin-1/2 and spin-0 particles.'... | ['1998-10-01'] |
7,627 | ['eng'] | ['Elizalde, E', 'Vasilevich, D V'] | ['Oblique Boundary Conditions in Quantum Electrodynamics'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'boundary condition', 'Chern-Simons term', 'regularization, zeta function', 'heat kernel', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809211'] | ['The heat kernel coefficients corresponding to QED with boundary conditions that depend on tangential derivatives ---as is the case when adding a Chern-Simons boundary action to the ordinary Maxwell volume term--- are calculated explicitly.'] | ['1998-10-01'] |
7,628 | ['eng'] | ['Batalin, I A', 'Marnelius, R'] | ['Dualities between Poisson brackets and antibrackets'] | ['Particle Physics - Theory'] | ['quantization', 'Hamiltonian formalism', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809210'] | ['Recently it has been shown that antibrackets may be expressed in terms of Poisson brackets and vice versa for commuting functions in the original bracket. Here we also introduce generalized brackets involving higher antibrackets or higher Poisson brackets where the latter are of a new type. We give generating functio... | ['1998-10-01'] |
7,629 | ['eng'] | ['Ford, C', 'Tok, T', 'Wipf, A'] | ['Abelian Projection on the Torus for general Gauge Groups'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'field theory, torus', 'instanton', 'boundary condition', 'magnetic monopole', 'charge, quantization', 'Higgs model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809209'] | ['We consider Yang-Mills theories with general gauge groups $G$ and twists on the four torus. We find consistent boundary conditions for gauge fields in all instanton sectors. An extended Abelian projection with respect to the Polyakov loop operator is presented, where $A_0$ is independent of time and in the Cartan sub... | ['1998-10-01'] |
7,630 | ['eng'] | ['Batalin, I A', 'Marnelius, R'] | ['Quantum Sp(2)-antibrackets and open groups'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'charge', 'symmetry, Sp(2)', 'quantum group, open', 'operator', 'master equation', 'Maurer-Cartan equation', 'commutation relations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809208'] | ['The recently presented quantum antibrackets are generalized to quantum Sp(2)-antibrackets. For the class of commuting operators there are true quantum versions of the classical Sp(2)-antibrackets. For arbitrary operators we have a generalized bracket structure involving higher Sp(2)-antibrackets. It is shown that the... | ['1998-10-01'] |
7,631 | ['eng'] | ['Garattini, R'] | ['Probing Vacuum with Variational Methods in Quantum Gravity'] | ['Particle Physics - Theory'] | ['talk, Florence 1998/08/25', 'quantum gravity', 'energy, correction', 'mathematical methods, variational', 'effective potential', 'operator, composite', 'effective action', 'space-time, foam'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809207'] | ['We use variational methods to calculate quasilocal energy quantum corrections. A comparison with the effective potential calculated at quadratic order is made by means of gaussian wave functionals. The method is a particular case of the effective action for composite operators used in quantum field theory. In pure gr... | ['1998-10-01'] |
7,632 | ['eng'] | ['Hochberg, D', 'Molina-Paris, C', 'Pérez-Mercader, J', 'Visser, M'] | ['$\\zeta$ functions, renormalization group equations, and the effective action'] | ['Particle Physics - Theory'] | ['effective action', 'renormalization group', 'regularization, zeta function', 'leading logarithm approximation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809206'] | ['We demonstrate how to extract all the one-loop renormalization group equations for arbitrary quantum field theories from knowledge of an appropriate Seeley--DeWitt coefficient. By formally solving the renormalization group equations to one loop, we renormalization group improve the classical action, and use this to d... | ['1998-10-01'] |
7,633 | ['eng'] | ['Mazur, P O', 'Staruszkiewicz, A J'] | ['On the $\\Theta$-term in electrodynamics'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'Theta parameter', 'charge, electric', 'magnetic monopole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809205'] | ['The term $\\Theta\\epsilon^{\\mu\\nu\\rho\\sigma}F_{\\mu\\nu}F_{\\rho\\sigma}$, when added to the electromagnetic Lagrangian $-{1\\over 16\\pi}F^{\\mu\\nu}F_{\\mu\\nu}$, does not change the signature of the Lagrangian. Actually, it increases the part with negative kinetic energy term at the spatial infinity. For this... | ['1998-10-01'] |
7,634 | ['eng'] | ['Sezgin, E'] | ['Topics in M-Theory'] | ['Particle Physics - Theory'] | ['lectures, Trieste 1997/11/19', 'M-theory', 'string model', 'membrane model', 'space, anti-de Sitter', 'spin, high', 'supersymmetry, superspace', 'any-dimensional', 'geometry', 'duality', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809204'] | ['We give a brief history of the passage from strings to branes and we review some aspects of the following topics in M-theory: (a) an extended brane scan, (b) superembedding approach to the dynamics of superbranes and (c) supermembranes in anti de Sitter space, singletons and massless higher spin field theories.'] | ['1998-09-30'] |
7,635 | ['eng'] | ['Elizalde, E', 'Shilnov, Yu I'] | ['Dynamical symmetry breaking in Nambu-Jona-Lasinio model under the influence of external electromagnetic and gravitational fields'] | ['Particle Physics - Theory'] | ['talk, Lodz 1998/04/15', 'Jona-Lasinio-Nambu model', 'four-fermion interaction', 'symmetry, dynamically broken', 'electromagnetic field, external field', 'gravitation, external field', 'effective potential', 'expansion 1/N', 'critical phenomena', 'symmetry breaking, chiral', 'space-time, background', 'numerical calcul... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809203'] | ['Dynamical symmetry breaking is investigated for a four-fermion Nambu-Jona-Lasinio model in external electromagnetic and gravitational fields. An effective potential is calculated in the leading order of the large-N expansion using the proper-time Schwinger formalism. Phase transitions accompanying a chiral symmetry b... | ['1998-09-30'] |
7,636 | ['eng'] | ['Cacciatori, S', 'Zanon, D'] | ['Gravitational corrections to N=2 supersymmetric lagrangians'] | ['Particle Physics - Theory'] | ['supersymmetry', 'gravitation, correction', 'geometry, Kaehler', 'supergravity', 'space, Calabi-Yau', 'conifold'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809202'] | ['In the framework of special Kahler geometry we consider the supergravity-matter system which emerges on a K3-fibered Calabi-Yau manifold. By applying the rigid limit procedure in the vicinity of a conifold singularity we compute the Kahler potential of the scalars and the kinetic matrix of the vectors to first order ... | ['1998-09-30'] |
7,637 | ['eng'] | ['Esposito, G'] | ['Nonlocal Ghost Formalism for Quantum Gravity'] | ['Particle Physics - Theory'] | ['quantum gravity, Euclidean', 'boundary condition, nonlocal', 'ghost'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809200'] | ['Nonlocal boundary conditions for Euclidean quantum gravity have been proposed in the recent literature. Such boundary conditions are here required to be partially invariant under a class of nonlocal transformations on metric perturbations. The corresponding ghost operator is a pseudo-differential operator, subject to... | ['1998-09-30'] |
7,638 | ['eng'] | ['Gosdzinsky, P', 'Romeo, A'] | ['Energy of the vacuum with a perfectly conducting and infinite cylindrical surface'] | ['Particle Physics - Theory'] | ['vacuum state, energy', 'field theory, scalar', 'boundary condition, cylinder', 'electromagnetic field', 'regularization, zeta function', 'effect, Casimir', 'Maxwell equation, solution', 'partial wave', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809199'] | ['Values for the vacuum energy of scalar fields under Dirichlet and Neuman boundary conditions on an infinite clylindrical surface are found, and they happen to be of opposite signs. In contrast with classical works, a complete zeta function regularization scheme is here applied. These fields are regarded as interestin... | ['1998-09-30'] |
7,639 | ['eng'] | ['Hochberg, D', 'Molina-Paris, C', 'Pérez-Mercader, J', 'Visser, M'] | ['Renormalization Group Improving the Effective Action'] | ['Particle Physics - Theory'] | ['renormalization group', 'effective action', 'fluctuation', 'coupling', 'field theory, scalar', 'regularization', 'phi**n model', 'background field', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809198'] | ['The existence of fluctuations together with interactions leads to scale-dependence in the couplings of quantum field theories for the case of quantum fluctuations, and in the couplings of stochastic systems when the fluctuations are of thermal or statistical nature. In both cases the effects of these fluctuations can... | ['1998-09-30'] |
7,640 | ['eng'] | ['Halpern, M B', 'Schwartz, C'] | ['The Algebras of Large N Matrix Mechanics'] | ['Particle Physics - Theory'] | ['matrix model', 'algebra, Lie', 'supersymmetry', 'algebra, Cuntz', 'expansion 1/N', 'Hamiltonian formalism', 'symmetry, SU(N)', 'oscillator', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809197'] | ['Extending early work, we formulate the large N matrix mechanics of general bosonic, fermionic and supersymmetric matrix models, including Matrix theory: The Hamiltonian framework of large N matrix mechanics provides a natural setting in which to study the algebras of the large N limit, including (reduced) Lie algebra... | ['1998-09-29'] |
7,641 | ['eng'] | ['Marshakov, A V', 'Mironov, A E'] | ['Seiberg-Witten Systems and Whitham Hierarchies'] | ['Particle Physics - Theory'] | ['talk, Suzdal 1998/05/18', 'Seiberg-Witten model', 'integrability', 'hierarchy, Whitham', 'gauge field theory, SU(2)', 'supersymmetry', 'prepotential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809196'] | ['We briefly review the Whitham hierarchies and their applications to integrable systems of the Seiberg-Witten type. The simplest example of the N=2 supersymmetric SU(2) pure gauge theory is considered in detail and the corresponding Whitham solutions are found explicitly.'] | ['1998-09-29'] |
7,642 | ['eng'] | ['Reall, H S'] | ['Open and Closed Cosmological Solutions of Horava-Witten Theory'] | ['Particle Physics - Theory'] | ['Horava-Witten model', 'dimension, 5', 'dimension, 11', 'astrophysics, model', 'domain wall', 'supersymmetry', 'effective action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809195'] | ['The cosmological solutions of Horava-Witten theory discovered by Lukas, Ovrut and Waldram are generalized to allow non vanishing spatial curvature. The solution with closed spatial sections has initial and final curvature singularities. We find two solutions with open spatial sections, both of which evolve from an in... | ['1998-09-29'] |
7,643 | ['eng'] | ['Christiansen, J'] | ['Odd-flavored $QCD_{3}$ and Random Matrix Theory'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'dimension, 3', 'dimension, 4', 'scaling', 'matrix model, random', 'partition function', 'unitarity', 'charge, topological', 'universality', 'symmetry, discrete', 'spectra, density', 'parity, transformation', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809194'] | ['We consider QCD_3 with an odd number of flavors in the mesoscopic scaling region where the field theory finite-volume partition function is equivalent to a random matrix theory partition function. We argue that the theory is parity invariant at the classical level if an odd number of masses are zero. By introducing s... | ['1998-09-29'] |
7,644 | ['eng'] | ['Müller-Kirsten, H J W', 'Ohta, N', 'Zhou Jian Ge'] | ['$AdS_{3}$/CFT Correspondence, Poincaré vacuum state and Greybody Factors in BTZ Black Holes'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'space-time, anti-de Sitter', 'dimension, 3', 'black hole', 'dimension, 4', 'dimension, 5', 'vacuum state, Poincare', 'field theory, scalar', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809193'] | ['The greybody factors in BTZ black holes are evaluated from 2D CFT in the spirit of AdS$_3$/CFT correspondence. The initial state of black holes in the usual calculation of greybody factors by effective CFT is described as Poincaré vacuum state in 2D CFT. The normalization factor which cannot be fixed in the effective... | ['1998-09-29'] |
7,645 | ['eng'] | ['Anselmi, D'] | ['The N=4 Quantum Conformal Algebra'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'tensor, energy-momentum', 'operator product expansion', 'current algebra', 'quantum algebra', 'algebra, conformal', 'algebra, commutation relations', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809192'] | ["We determine the spectrum of currents generated by the operator product expansion of the energy-momentum tensor in N=4 super-symmetric Yang-Mills theory. Up to the regular terms and in addition to the multiplet of the stress tensor, three current multiplets appear, Sigma, Xi and Upsilon, starting with spin 0, 2 and 4... | ['1998-09-29'] |
7,646 | ['eng'] | ['Gogilidze, S A', 'Surovtsev, Yu S'] | ['The relativistic particle with curvature and torsion of world trajectory in the (2+1)-dimensional space-time'] | ['Particle Physics - Theory'] | ['talk, Stara Lesna 1998/09/07', 'particle, relativistic', 'dimension, 3', 'space-time', 'symmetry, transformation', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809191'] | ['Local symmetries of the action for a relativistic particle with curvature and torsion of its world curve in the (2+1)-dimensional space-time are studied. With the help of the method, worked out recently by the authors (Phys.Rev., D56, 1135, 1142 (1997)), first the local-symmetry transformations are obtained both in t... | ['1998-09-29'] |
7,647 | ['eng'] | ['Bellucci, S', 'Ivanov, E', 'Krivonos, S'] | ['Partial breaking N=4 to N=2'] | ['Particle Physics - Theory'] | ['talk, Dubna 1998/07/13', 'talk, Buckow 1998/09/01', 'supersymmetry, symmetry breaking', 'supersymmetry, algebra', 'dimension, 10', 'differential forms', 'supersymmetry, representation', 'supersymmetry, superspace', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809190'] | ['We describe the partial breaking of $N=1 D=10$ supersymmetry down to $(1,0) d=6$ supersymmetry within the non-linear realization approach. The basic Goldstone superfield associated with this breaking is shown to be the $(1,0) d=6$ hypermultiplet superfield $q^{ia}$ subjected to a non-linear generalization of the stan... | ['1998-09-29'] |
7,648 | ['eng'] | ['Berenstein, D E', 'Corrado, R A', 'Fischler, Willy', 'Maldacena, J M'] | ['The Operator Product Expansion for Wilson Loops and Surfaces in the Large N Limit'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'supergravity, anti-de Sitter', 'Wilson loop', 'operator product expansion', 'expansion 1/N', 'dimension, 4', 'dimension, 6', 'particle, multiplet', 'field theory, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809188'] | ["The operator product expansion for ``small'' Wilson loops in {\\cal N}=4, d=4 SYM is studied. The OPE coefficients are calculated in the large N and g_{YM}^2 N limit by exploiting the AdS/CFT correspondence. We also consider Wilson surfaces in the (0,2), d=6 superconformal theory. In this case, we find that the UV di... | ['1998-09-28'] |
7,649 | ['eng'] | ['Gopakumar, R', 'Vafa, C'] | ['M-Theory and Topological Strings, 1'] | ['Particle Physics - Theory'] | ['M-theory', 'string model, topological', 'scattering amplitude', 'spontaneous compactification', 'Chern-Simons term', 'soliton, BPS', 'fluctuation', 'Kaluza-Klein model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809187'] | ["The $R^2 F^{2g-2}$ terms of Type IIA strings on Calabi-Yau 3-folds, which are given by the corresponding topological string amplitudes (a worldsheet instanton sum for all genera), are shown to have a simple M-theory interpretation. In particular, a Schwinger one-loop computation in M-theory with wrapped M2 branes and... | ['1998-09-28'] |
7,650 | ['eng'] | ['Tkach, V I', 'Rosales, J J', 'Torres, J'] | ['On the relation of the gravitino mass and the GUT parameters'] | ['Particle Physics - Theory'] | ['supersymmetry', 'symmetry breaking', 'grand unified theory, SU(5)', 'vacuum state, dilaton', 'supergravity', 'gravitino, mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809186'] | ['In this article we consider the local supersymmetry breaking and the broken SU(5) symmetry permisible by dilaton vacuum configuration in supergravity theories. We establish the parameter relation of spontaneuos breaking of supersymmetry and of the GUT theory.'] | ['1998-09-28'] |
7,651 | ['eng'] | ['Giovannini, M'] | ['Blue Spectra of Kalb-Ramond Axions and Fully Anisotropic String Cosmologies'] | ['Particle Physics - Theory'] | ['axion, energy spectrum', 'astrophysics, string', 'space-time, anisotropy', 'dilaton', 'string tension', 'numerical calculations', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809185'] | ['The inhomogeneities associated with massless Kalb-Ramond axions can be amplified not only in isotropic (four-dimensional) string cosmological models but also in the fully anisotropic case. If the background geometry is isotropic, the axions (which are not part of the homogeneous background) develop, outside the horiz... | ['1998-09-28'] |
7,652 | ['eng'] | ['Shifman, M'] | ['Domain Walls and Decay Rate of the Excited Vacua in the Large N Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'vacuum state', 'instanton', 'expansion 1/N', 'domain wall', 'energy, density', 'supersymmetry, symmetry breaking', 'gluino, mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809184'] | ['In the (non-supersymmetric) Yang-Mills theory in the large N limit there exists an infinite set of non-degenerate vacua. The distinct vacua are separated by domain walls whose tension determines the decay rate of the false vacua. I discuss the phenomenon from a field-theoretic point of view, starting from supersymmet... | ['1998-09-28'] |
7,653 | ['eng'] | ['Chernodub, M N', 'Komarov, D A'] | ['String representation of SU(3) gluodynamics in the abelian projection'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3)', 'gauge, abelian', 'Landau-Ginzburg model', 'duality', 'string model', 'quark, interaction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809183'] | ['A dual Ginzburg-Landau model corresponding to SU(3) gluodynamics in abelian projection is studied. A string theory describing QCD string dynamics is obtained in this model. The interaction of static quarks in mesons and baryons is investigated in an approximation to leading order.'] | ['1998-09-28'] |
7,654 | ['eng'] | ['Ansoldi, S', 'Castro, C', 'Spallucci, E'] | ['String Representation of Quantum Loops'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'loop space', 'path integral', 'fluctuation', 'holography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809182'] | ["We recover a general representation for the quantum state of a relativistic closed line (loop) in terms of string degrees of freedom.The general form of the loop functional splits into the product of the Eguchi functional, encoding the holographic quantum dynamics, times the Polyakov path integral, taking into accoun... | ['1998-09-28'] |
7,655 | ['eng'] | ['Hashiba, J'] | ['Branes and Vector-like Supersymmetry Breaking Theories with Gauged Global Symmetry'] | ['Particle Physics - Theory'] | ['supersymmetry, dynamically broken', 'membrane model', 'gauge field theory, U(1)', 'gauge field theory, Sp(N)', 'duality', 'fermion, flavor', 'flat direction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809181'] | ['We show that the brane configuration describing the Izawa-Yanagida-Intriligator-Thomas (IYIT) model with gauged U(1) subgroup of the global symmetry contains inconsistent geometry, implying that there exists a stable vacuum where supersymmetry is dynamically broken.'] | ['1998-09-28'] |
7,656 | ['eng'] | ['Ohta, Y'] | ['Differential Equations for Scaling Relation in N=2 Supersymmetric SU(2) Yang-Mills Theory Coupled with Massive Hypermultiplet'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'multiplet, massive', 'prepotential', 'scaling', 'differential equations', 'flavor, 1', 'soliton', 'duality', 'Seiberg-Witten model', 'strong coupling', 'monodromy', 'Picard-Fuchs equation', 'invariance, modular'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809180'] | ['Differential equations for scaling relation of prepotential in N=2 supersymmetric SU(2) Yang-Mills theory coupled with massive matter hypermultiplet are proposed and are explicitly demonstrated in one flavour ($N_f =1$) theory. By applying Whitham dynamics, the first order derivative of the prepotential over the $T_0... | ['1998-09-28'] |
7,657 | ['eng'] | ["D'Hoker, E", 'Freedman, Daniel Z'] | ['Gauge Boson Exchange in $AdS_{d+1}$'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'massive', 'gauge boson, massless', 'gauge boson, exchange', 'space-time, anti-de Sitter', 'field theory, conformal', 'n-point function', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809179'] | ['We study the amplitude for exchange of massless gauge bosons between pairs of massive scalar fields in Anti-de Sitter space. In the AdS/CFT correspondence this amplitude describes the contribution of conserved flavor symmetry currents to 4-point functions of scalar operators in the boundary conformal theory. A concis... | ['1998-09-25'] |
7,658 | ['eng'] | ['Moriconi, M', 'De Martino, A'] | ['Quantum Integrability of Certain Boundary Conditions'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'symmetry, O(N)', 'Gross-Neveu model', 'integrability', 'boundary condition', 'charge, conservation law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809178'] | ['We study the quantum integrability of the O(N) nonlinear $\\sigma$ (nls) model and the O(N) Gross-Neveu (GN) model on the half-line. We show that the \\nls model is integrable with Neumann, Dirichlet and a mixed boundary condition, and that the GN model is integrable if $\\psi_+^a\\x=\\pm\\psi_-^a\\x$. We also commen... | ['1998-09-25'] |
7,659 | ['eng'] | ['Brandt, F T', 'Das, A', 'Frenkel, J', 'Silva, A J'] | ['Retarded Greens Functions and Forward Scattering Amplitudes in Thermal Field Theory'] | ['Particle Physics - Theory'] | ['finite temperature', 'propagator', 'n-point function', 'scattering amplitude', 'dimension, 2', 'quantum electrodynamics', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809177'] | ['In this paper, we give a simple diagrammatic identification of the unique combination of the causal n-point vertex functions in the real time formalism that would coincide with the corresponding functions obtained in the imaginary time formalism. Furthermore, we give a simple calculational method for evaluating the t... | ['1998-09-25'] |
7,660 | ['eng'] | ['Dabrowski, M P', 'Zheltukhin, A A'] | ['Perturbative String Dynamics Near the Photon Sphere'] | ['Particle Physics - Theory'] | ['photon, sphere', 'string model', 'space-time, Schwarzschild', 'perturbation theory', 'string tension', 'sphere, deformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809176'] | ['String dynamics near the photon sphere in Schwarzschild spacetime is considered on the basis of a perturbative approach with respect to a rescaled string tension as a small parameter. The perturbative string solution in the zeroth and first approximation is presented. The perturbative solution corresponds to a small ... | ['1998-09-25'] |
7,661 | ['eng'] | ['Chernitskii, A A'] | ['Light Beams Distortion in Nonlinear Electrodynamics'] | ['Particle Physics - Theory'] | ['talk, St. Petersburg 1998/06/17', 'Born-Infeld model, nonlinear', 'photon, beam', 'beam, perturbation', 'soliton', 'singularity', 'Riemann surfaces', 'tensor, energy-momentum', 'electromagnetic field'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809175'] | ['We obtain the characteristic equation for the nonlinear Born-Infeld electrodynamics. This equation has the form of the characteristic equation for the linear electrodynamics in some effective Riemann space. The effective metric include the energy-momentum tensor components of electromagnetic field. We study a distort... | ['1998-09-25'] |
7,662 | ['eng'] | ['Kiem, Y H', 'Park, D'] | ['A Non-perturbative Evidence toward the Positive Energy Conjecture for asymptotically locally $AdS_{5}$ IIB Supergravity on $S^{5}$'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 5', 'space-time, sphere', 'space-time, anti-de Sitter', 'spontaneous compactification', 'energy, lower limit', 'field equations, solution', 'black hole', 'soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809174'] | ['We consider the classical solution of the type IIB supergravity spontaneously compactified on S^5, whose metric depends only on the radial coordinate and whose asymptotic geometry is locally that of AdS_5, i.e., R \\times S^1 \\times T^2. We solve the equations of motion to obtain the general solutions satisfying the... | ['1998-09-25'] |
7,663 | ['eng'] | ['Oz, Y', 'Pasquinucci, A'] | ['Branes and theta dependence'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'M-theory', 'Theta parameter', 'vacuum state, energy', 'membrane model', 'symmetry breaking', 'gaugino, mass', 'quantum chromodynamics', 'string tension', 'effective action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809173'] | ['We use the fivebrane of M theory to study the $\\theta$ dependence of four dimensional $SU(N_c)$ super Yang-Mills and super QCD softly broken by a gaugino mass. We compute the energy of the vacuum in the supergravity approximation. The results obtained are in qualitative agreement with field theory. We also study the... | ['1998-09-25'] |
7,664 | ['eng'] | ['Myung, Y S'] | ['Entropy Problem in the $AdS_{3}$ /CFT correspondence'] | ['Particle Physics - Theory'] | ['entropy', 'field theory, conformal', 'space-time, anti-de Sitter', 'dimension, 3', 'field theory, Liouville', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809172'] | ['We resolve the entropy problem in the AdS_3/CFT correspondence by introducing both the normalizable and non-normalizable bulk modes. On the boundary, the normalizable Liouville states gives us c=1 conformal field theory(CFT), whereas the non-normalizable Liouville states provide $c = {3 \\ell \\over 2 G}$ CFT. Such (... | ['1998-09-25'] |
7,665 | ['eng'] | ['Bagger, Jonathan A', 'Altendorfer, R'] | ['New supersymmetry algebras from partial supersymmetry breaking'] | ['Particle Physics - Theory'] | ['talk, Boston 1998/03/22', 'talk, Oxford 1998/07/11', 'supersymmetry, symmetry breaking', 'supersymmetry, algebra', 'spin, high'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809171'] | ['In this talk we will study the partial breaking of supersymmetry in flat and anti de Sitter space. We will see that partial breaking in flat space can be accomplished using either of two representations for the massive N=1 spin-3/2 multiplet. We will "unHiggs" each representation and find a new N=2 supergravity and a... | ['1998-09-24'] |
7,666 | ['eng'] | ['Zakir, Z'] | ['Thermostring Quantization'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'string model', 'finite temperature', 'quantization', 'partition function', 'statistical mechanics', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809170'] | ["Temperature paths of a point particle in the space - temperature manyfold can be represented as strings with length L=1 /kT (thermostrings). During the time evolution the thermostring swept any surface in the space-time-temperature manyfold. The thermostring is closed, it's points can be rearranged and the charge is ... | ['1998-09-24'] |
7,667 | ['eng'] | ['Kalmykov, M Yu', 'Kazakov, K A', 'Pronin, P I', 'Stepanyantz, K V'] | ['Detailed analysis of the dependence of the one-loop counterterms on the gauge and parametrization in the Einstein gravity with the cosmological constant'] | ['Particle Physics - Theory'] | ['relativity theory, general', 'astrophysics, fundamental constant', 'mass, off-shell', 'dependence, gauge', 'dependence, parametrization', 'conformal', 'perturbation theory, higher-order', 'renormalization group', 'numerical calculations', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809169'] | ['In this paper, the dependence of the Einstein gravity with the cosmological constant as well as of this theory in the first-order formalism on the gauge and parametrization is been analyzed. The one-loop counterterms off the mass shell have been plainly calculated in arbitrary gauge and parametrization. The tensor pa... | ['1998-09-24'] |
7,668 | ['eng'] | ['Kummer, Wolfgang', 'Liebl, H', 'Vasilevich, D V'] | ['Integrating Geometry in General 2D Dilaton Gravity with Matter'] | ['Particle Physics - Theory'] | ['gravitation, dilaton', 'dimension, 2', 'black hole, Schwarzschild', 'quantization, path integral', 'field theory, scalar', 'massless', 'coupling, minimal', 'temporal gauge', 'vertex function', 'conservation law', 'background field', 'operator, derivative', 'regularization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809168'] | ['General 2d dilaton theories, containing spherically symmetric gravity and hence the Schwarzschild black hole as a special case, are quantized by an exact path integral of their geometric (Cartan-) variables. Matter, represented by minimally coupled massless scalar fields is treated in terms of a systematic perturbati... | ['1998-09-23'] |
7,669 | ['eng'] | ['Gibbons, G W'] | ['Some Comments on Gravitational Entropy and the Inverse Mean Curvature Flow'] | ['Particle Physics - Theory'] | ['gravitation', 'black hole, mass', 'lower limit', 'entropy', 'time reversal', 'model, attractor', 'space-time, horizon', 'higher-dimensional', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809167'] | ['The Geroch-Wald-Jang-Huisken-Ilmanen approach to the positive energy problem to may be extended to give a negative lower bound for the mass of asymptotically Anti-de-Sitter spacetimes containing horizons with exotic topologies having ends or infinities of the form $\\Sigma_g \\times {\\Bbb R}$, in terms of the cosmol... | ['1998-09-23'] |
7,670 | ['eng'] | ['Klimcík, C'] | ['Noncommutative integrability'] | ['Particle Physics - Theory'] | ['gauge field theory', 'space-time, Euclidean', 'space-time, symplectic', 'differential geometry, noncommutative', 'algebra, deformation', 'field theory, scalar', 'quantization', 'Hilbert space', 'cohomology', 'sphere, fuzzy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809166'] | ['I compute the cohomology of a non-commutative complex underlying the notion of the gauge field on the fuzzy sphere.'] | ['1998-09-23'] |
7,671 | ['eng'] | ['Antonuccio, F', 'Lunin, O', 'Pinsky, S S'] | ['On Exact Supersymmetry in DLCQ'] | ['Particle Physics - Theory'] | ['supersymmetry', 'quantization, light cone', 'discrete', 'gauge field theory, SU(N)', 'dimension, 2', 'fermion, Majorana', 'regularization', 'zero mode'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809165'] | ["In recent years a supersymmetric form of discrete light-cone quantization (hereafter `SDLCQ') has emerged as a very powerful tool for solving supersymmetric field theories. In this scheme, one calculates the light-cone supercharge with respect to a discretized light-cone Fock basis, instead of working with the light-... | ['1998-09-23'] |
7,672 | ['eng'] | ['Rahmfeld, J', 'Rajaraman, A'] | ['Green-Schwarz string action on AdS3XS3 with Ramond-Ramond charge'] | ['Particle Physics - Theory'] | ['string model', 'dimension, 6', 'space-time, anti-de Sitter', 'kappa symmetry', 'symmetry, SU(1,1|2)**2', 'Wess-Zumino term', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809164'] | ['We derive the classical kappa-symmetric Type IIB string action on AdS(3) x S(3) by employing the SU(1,1|2)^2 algebra. We then gauge fix kappa-symmetry in the background adapted Killing spinor gauge and present the action in a very simple form.'] | ['1998-09-23'] |
7,673 | ['eng'] | ['Bern, Z', 'Dixon, L', 'Dunbar, D C', 'Perelstein, M E', 'Rozowsky, J S'] | ['Perturbative Relationships Between QCD and Gravity and Some Implications'] | ['Particle Physics - Theory'] | ['talk, Minneapolis 1998/04/16', 'quantum chromodynamics', 'gravitation', 'string model', 'scattering amplitude', 'supergravity', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809163'] | ["We discuss nontrivial examples illustrating that perturbative gravity is in some sense the `square' of gauge theory. This statement can be made precise at tree-level using the Kawai, Lewellen and Tye relations between open and closed string tree amplitudes. These relations, when combined with modern methods for compu... | ['1998-09-23'] |
7,674 | ['eng'] | ['Kauffman, S A', 'Smolin, L'] | ['Combinatorial dynamics in quantum gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'spin, network', 'critical phenomena, percolation', 'continuum limit', 'space-time, geometry', 'mathematical methods, combinatorics', 'superspace, discrete'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809161'] | ['We describe the application of methods from the study of discrete dynanmical systems to the study of histories of evolving spin networks. These have been found to describe the small scale structure of quantum general relativity and extensions of them have been conjectured to give background independent formulation of... | ['1998-09-22'] |
7,675 | ['eng'] | ['Bern, Z', 'Dixon, L', 'Perelstein, M E', 'Rozowsky, J S'] | ['One-Loop n-Point Helicity Amplitudes in (Self-Dual) Gravity'] | ['Particle Physics - Theory'] | ['gravitation', 'duality', 'perturbation theory, higher-order', 'amplitude analysis', 'helicity, graviton', 'duality', 'analytic properties', 'gauge field theory, Yang-Mills', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809160'] | ['We present an ansatz for all one-loop amplitudes in pure Einstein gravity for which the n external gravitons have the same outgoing helicity. These loop amplitudes, which are rational functions of the momenta, also arise in the quantization of self-dual gravity in four-dimensional Minkowski space. Our ansatz agrees w... | ['1998-09-22'] |
7,676 | ['eng'] | ['Deser, Stanley D', 'Levin, O'] | ['Mapping Hawking into Unruh Thermal Properties'] | ['Particle Physics - Theory'] | ['space-time, Schwarzschild', 'space-time, de Sitter', 'space-time, anti-de Sitter', 'differential geometry', 'temperature, Hawking', 'acceleration', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809159'] | ['By globally embedding curved spaces into higher dimensional flat ones, we show that Hawking thermal properties map into their Unruh equivalents: The relevant curved space detectors become Rindler ones, whose temperature and entropy reproduce the originals. Specific illustrations include Schwarzschild, Schwarzschild-(... | ['1998-09-22'] |
7,677 | ['eng'] | ['Gibbons, G W', 'Rychenkova, P'] | ['Cones, Tri-Sasakian Structures and Superconformal Invariance'] | ['Particle Physics - Theory'] | ['supersymmetry', 'invariance, conformal', 'differential geometry', 'field theory, Kaehler', 'space-time, anti-de Sitter', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809158'] | ['In this note we show that rigid N=2 superconformal hypermultiplets must have target manifolds which are cones over tri-Sasakian metrics. We comment on the relation of this work to cone-branes and the AdS/CFT correspondence.'] | ['1998-09-22'] |
7,678 | ['eng'] | ['Trautman, A'] | ['Reflections and spinors on manifolds'] | ['Particle Physics - Theory'] | ['talk, Lodz 1998/04/15', 'space-time, transformation', 'spinor', 'algebra, Clifford', 'differential geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809156'] | ['This paper reviews some recent work on (s)pin structures and the Dirac operator on hypersurfaces (in particular, on spheres), on real projective spaces and quadrics. Two approaches to spinor fields on manifolds are compared. The action of space and time reflections on spinors is discussed, also for two-component (chi... | ['1998-09-22'] |
7,679 | ['eng'] | ['Aldaya, V', 'Calixto, M', 'Cerveró, J M'] | ['Vacuum Radiation in Conformally Invariant Quantum Field Theory'] | ['Particle Physics - Theory'] | ['talk, Vienna 1997/08/25', 'field theory, massless', 'invariance, conformal', 'quantization', 'vacuum state', 'radiation', 'group theory, SO(4,2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809155'] | ['Although the whole conformal group $SO(4,2)$ can be considered as a symmetry in a classical massless field theory, the subgroup of special conformal transformations (SCT), usually related to transitions to uniformly accelerated frames, causes vacuum radiation in the corresponding quantum field theory, in analogy to t... | ['1998-09-22'] |
7,680 | ['eng'] | ['Patrascioiu, A', 'Seiler, E'] | ['Nonlinear $\\sigma$-model, form factors and universality'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'symmetry, O(3)', 'form factor', 'universality', 'lattice field theory', 'dimension, 2', 'model, spin', 'continuum limit', 'numerical calculations, Monte Carlo'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809154'] | ["We report the results of a very high statistics Monte Carlo study of the continuum limit of the two dimensional O(3) non-linear $\\sigma$ model. We find a significant discrepancy between the continuum extrapolation of our data and the form factor prediction of Balog and Niedermaier, inspired by the Zamolodchikovs' S-... | ['1998-09-22'] |
7,681 | ['eng'] | ['Deser, Stanley D', 'McCarthy, J', 'Sarioglu, O'] | ['"Good Propagation" Constraints on Dual Invariant Actions in Electrodynamics and on Massless Fields'] | ['Particle Physics - Theory'] | ['electromagnetic field, nonlinear', 'field theory, massless', 'duality', 'Born-Infeld model', 'Maxwell equation', 'gravitation', 'differential equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809153'] | ['We present some consequences of non-anomalous propagation requirements on various massless fields. Among the models of nonlinear electrodynamics we show that only Maxwell and Born-Infeld also obey duality invariance. Separately we show that, for actions depending only on the $F_\\mn^2$ invariant, the permitted models... | ['1998-09-22'] |
7,682 | ['eng'] | ['Sazdovíc, B'] | ['General Solution of the WZNW System and 2D Induced Gravity in Curved Space-time'] | ['Particle Physics - Theory'] | ['Wess-Zumino-Witten model', 'gauge field theory, external field', 'space-time, background', 'group theory, SL(2,R)', 'quantum gravity, induced', 'dimension, 2', 'field equations, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809151'] | ['We find the general solution of the equations of motion for the WZNW system in curved space-time for arbitrary external gauge fields. Using the connection between the WZNW system for $SL(2,R)$ group and 2D induced gravity we obtain the general solution of the equations of motion for 2D induced gravity in curved space... | ['1998-09-22'] |
7,683 | ['eng'] | ['Fujii, K', 'Homma, Y', 'Suzuki, T'] | ['Submodels of Nonlinear Grassmann $\\sigma$ Models in Any Dimension and Conserved Currents, Exact Solutions'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'algebra, Grassmann', 'any-dimensional', 'current, conservation law', 'field theoretical model, CP(1)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809149'] | ['In the preceding paper(hep-th/9806084), we constructed submodels of nonlinear Grassmann sigma models in any dimension and, moreover, an infinite number of conserved currents and a wide class of exact solutions. In this paper, we first construct almost all conserved currents for the submodels and all ones for the one ... | ['1998-09-22'] |
7,684 | ['eng'] | ['Chamseddine, A H'] | ['Chiral Anomalies in the Spectral Action'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2) x U(1)', 'Higgs model', 'coupling, Yukawa', 'differential geometry, noncommutative', 'anomaly, chiral', 'anomaly, gravitation', 'Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809148'] | ['The definition of the spectral action involves the trace operator over states in the physical Hilbert space. We show that in the presence of chiral fermions there are consistency conditions on the fermionic representations. These conditions are identical to the conditions for absence of gauge and gravitational anomal... | ['1998-09-22'] |
7,685 | ['eng'] | ['Kakushadze, Z', 'Tye, S H Henry'] | ['Brane World'] | ['Particle Physics - Theory'] | ['string model', 'membrane model', 'grand unified theory', 'supersymmetry, symmetry breaking', 'symmetry, dynamically broken', 'field theory, dilaton', 'gravitation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809147'] | ['In string theory, the brane world scenario, where the Standard Model gauge and matter fields live inside some branes while gravitons live in the bulk, can be a viable description of our universe. In this note we argue that the brane world actually is a likely description of nature. Our discussion includes a revisit o... | ['1998-09-22'] |
7,686 | ['eng'] | ['Corney, S P', 'Jarvis, P D', 'McAnally, D S'] | ['The $D(2,1;\\alpha)$ Particle'] | ['Particle Physics - Theory'] | ['talk, Hobart 1998/07/13', 'supersymmetry, algebra', 'algebra, exceptional', 'quantization, Batalin-Vilkovisky', 'quantization, Becchi-Rouet-Stora', 'cohomology', 'particle, relativistic', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809146'] | ["The exceptional superalgebra $D(2,1;\\alpha)$ has been classified as a candidate conformal supersymmetry algebra in two dimensions. We propose an alternative interpretation of it as extended BFV-BRST quantisation superalgebras in 2D ($D(2,1;1) \\simeq osp(2,2|2)$). A superfield realization is presented wherein the st... | ['1998-09-22'] |
7,687 | ['eng'] | ['Caldarelli, M M'] | ['Quantum Scalar Fields on Anti-de Sitter Spacetime'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'any-dimensional', 'field theory, scalar', 'path integral', 'effective action', 'fluctuation', 'tensor, energy-momentum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809144'] | ['We investigate the propagation of arbitrarily coupled scalar fields on the $N$-dimensional hyperbolic space ${\\mathbb H}^N$. Using the $\\zeta$-function regularization we compute exactly the one loop effective action. The vacuum expectation value of quadratic field fluctuations and the one loop renormalized stress t... | ['1998-09-22'] |
7,688 | ['eng'] | ['Gubankova, E L', 'Pauli, H C', 'Wegner, F J'] | ['Light-cone Hamiltonian flow for positronium'] | ['Particle Physics - Theory'] | ['positronium', 'quantum electrodynamics', 'light cone', 'effective Hamiltonian', 'bound state', 'electron positron, interaction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809143'] | ['The technique of Hamiltonian flow equations is applied to the canonical Hamiltonian of quantum electrodynamics in the front form and 3+1 dimensions. The aim is to generate a bound state equation in a quantum field theory, particularly to derive an effective Hamiltonian which is practically solvable in Fock-spaces wit... | ['1998-09-22'] |
7,689 | ['eng'] | ['Giannakis, I', 'Liu, J T', 'Porrati, Massimo'] | ['Massive Higher Spin States in String Theory and the Principle of Equivalence'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'spin, high', 'equivalence principle', 'unitarity', 'n-point function', 'coupling', 'gravitation', 'effective Lagrangian'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809142'] | ["In this paper we study three point functions of the Type II superstring involving one graviton and two massive states, focusing in particular on the spin-7/2 fermions at the first mass level. Defining a gravitational quadrupole ``h-factor'', we find that the non-minimal interactions of string states in general are pa... | ['1998-09-22'] |
7,690 | ['eng'] | ['Kashiwa, T'] | ['The Auxiliary Field Method as a Powerful Tool for Nonperturbative Study'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'oscillator', 'nonperturbative', 'Gross-Neveu model', 'energy, ground state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809141'] | ['The auxiliary field method, defined through introducing an auxiliary (also called as the Hubbard-Stratonovich or the Mean-) field and utilizing a loop-expansion, gives an excellent result for a wide range of a coupling constant. The analysis is made for Anharmonic-Oscillator and Double-Well examples in 0-(a simple in... | ['1998-09-22'] |
7,691 | ['eng'] | ['Bagán, E', 'Horan, R', 'Lavelle, M J', 'McMullan, D'] | ['Colour Charges and Anti-Screening'] | ['Particle Physics - Theory'] | ['talk, Paris 1998/06/01', 'color, charge', 'screening', 'S-matrix', 'quantum electrodynamics', 'quantum chromodynamics', 'quark antiquark, potential', 'Gauss law', 'infrared problem'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809138'] | ['If constituent quarks are to emerge from QCD they must have well defined colour and be energetically favoured. After reviewing the general properties of charges in gauge theories, a method for constructing charges is presented and applied to the infra-red structure of the theory and to the interquark potential. Both ... | ['1998-09-21'] |
7,692 | ['eng'] | ['Herrera-Aguilar, A', 'Kechkin, O V'] | ['Multi-dimensional IWP Solutions for Heterotic String Theory'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'gauge field theory, U(1)', 'spontaneous compactification, torus', 'dyon', 'effective action', 'potential, Ernst', 'charge', 'asymptotic behavior', 'black hole', 'supergravity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809137'] | ["We present extremal stationary solutions that generalize the Israel-Wilson-Perjes class for the d+3-dimensional low-energy limit of heterotic string theory with n >= d+1 U(1) gauge fields compactified on a d-torus. A rotating axisymmetric dyonic solution is obtained using the matrix Ernst potential formulation and ex... | ['1998-09-21'] |
7,693 | ['eng'] | ['Fernando, S', 'Mansouri, F'] | ['Supermultiplets of AdS Black Holes in 2+1 Dimensions'] | ['Particle Physics - Theory'] | ['black hole, mass', 'black hole, angular momentum', 'dimension, 3', 'space-time, anti-de Sitter', 'gauge field theory', 'Chern-Simons term', 'supersymmetry', 'multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809139'] | ['We construct super AdS black holes in 2+1 dimensions in terms of Chern Simons gauge theory of N=(1,1) super AdS group coupled to a (super)source. We take the source to be a super AdS state specified by its Casimir invariants. We show that the corresponding space-time is a supermultiplet of AdS space-times related to ... | ['1998-09-21'] |
7,694 | ['eng'] | ['Delius, G W'] | ['Soliton-preserving boundary condition in affine Toda field theories'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'soliton', 'boundary condition', 'integrability', 'operator, Lax', 'R-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809140'] | ["We give a new integrable boundary condition in affine Toda theory which is soliton-preserving in the sense that a soliton hitting the boundary is reflected as a soliton. All previously known integrable boundary conditions forced a soliton to be converted into an antisoliton upon reflection. We prove integrability of ... | ['1998-09-21'] |
7,695 | ['eng'] | ['De Castro, A S', 'Restuccia, A'] | ['On the Interacting Chiral Gauge Field Theory in D=6 and the Off-Shell Equivalence of Dual Born-Infeld-Like Actions'] | ['Particle Physics - Theory'] | ['gauge field theory, chiral', 'dimension, 6', 'Born-Infeld model', 'duality', 'differential forms', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809135'] | ['A canonical action describing the interaction of chiral gauge fields in D=6 Minkowski space-time is constructed. In a particular partial gauge fixing it reduces to the action found by Perry and Schwarz. The additional gauge symmetries are used to show the off-shell equivalence of the dimensional reduction to D=5 Mink... | ['1998-09-18'] |
7,696 | ['eng'] | ['Yang, H S', 'Lee, B H'] | ['Anyonic physical observables and spin phase transition'] | ['Particle Physics - Theory'] | ['Chern-Simons term', 'gauge field theory', 'dimension, 3', 'anyon', 'matter', 'spin, critical phenomena', 'quantization', 'algebra, Poincare', 'Maxwell equation', 'symmetry, spontaneously broken', 'field theory, Proca'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809134'] | ["The quantization of charged matter system coupled to Chern-Simons gauge fields is analyzed in a covariant gauge fixing and gauge invariant, physical anyon operators satisfying fractional statistics are constructed in a symmetric phase, based on Dirac's recipe performed on QED. This method provides us a definite way o... | ['1998-09-18'] |
7,697 | ['eng'] | ['Bijtebier, J'] | ['A three-fermion Salpeter equation'] | ['Particle Physics - Theory'] | ['Bethe-Salpeter equation', 'dimension, 3', 'three-body problem', 'model, spectator', 'fermion, heavy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809131'] | ["We write a 3D equation for three fermions by combining the three two-body potentials obtained by the reductions of the corresponding two-fermion Bethe-Salpeter equations to equivalent 3D equations, putting the spectator fermion on the mass shell. In this way, the cluster-separated limits are still exact, and the Lore... | ['1998-09-18'] |
7,698 | ['eng'] | ['Kostov, Ivan K', 'Vanhove, P'] | ['Matrix string partition function'] | ['Particle Physics - Theory'] | ['gauge field theory, U(N)', 'supersymmetry', 'dimension, 10', 'partition function', 'string model', 'approximation, quasiclassical', 'spontaneous compactification, torus', 'dimension, 2', 'matrix model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809130'] | ['We evaluate quasiclassically the Ramond partition function of Euclidean D=10 U(N) super Yang-Mills theory reduced to a two-dimensional torus. The result can be interpreted in terms of free strings wrapping the space-time torus, as expected from the point of view of Matrix string theory. We demonstrate that, when extr... | ['1998-09-18'] |
7,699 | ['eng'] | ['Radozycki, T', 'Namyslowski, J M'] | ['Four-point Green functions in the Schwinger Model'] | ['Particle Physics - Theory'] | ['Schwinger model', 'n-point function, 4', 'dimension, 2', 'Ward identity', 'Dyson-Schwinger equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9809129'] | ["The evaluation of the 4-point Green functions in the 1+1 Schwinger model is presented both in momentum and coordinate space representations. The crucial role in our calculations play two Ward identities: i) the standard one, and ii) the chiral one. We demonstrate how the infinite set of Dyson-Schwinger equations is s... | ['1998-09-18'] |
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