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 |
|---|---|---|---|---|---|---|---|---|
6,300 | ['eng'] | ['Ling, Y', 'Smolin, L'] | ['Supersymmetric spin networks and quantum supergravity'] | ['Particle Physics - Theory'] | ['spin, network', 'supersymmetry', 'supergravity', 'symmetry, OSp(1/2)', 'quantization, nonperturbative', 'group theory, representation', 'quantum gravity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904016'] | ['We define supersymmetric spin networks, which provide a complete set of gauge invariant states for supergravity and supersymmetric gauge theories. The particular case of Osp(1/2) is studied in detail and applied to the non-perturbative quantization of supergravity. The supersymmetric extension of the area operator is... | ['1999-04-05'] |
6,301 | ['eng'] | ['Medrano, M R', 'Sánchez, N'] | ['QFT, String Temperature and the String Phase of de Sitter Space-time'] | ['Particle Physics - Theory'] | ['string model', 'space-time, de Sitter', 'mass spectrum, density', 'temperature', 'duality, transformation', 'back reaction', 'dimension, 3', 'Einstein equation, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904015'] | ["The density of mass levels \\rho(m) and the critical temperature for strings in de Sitter space-time are found. QFT and string theory in de Sitter space are compared. A `Dual'-transform is introduced which relates classical to quantum string lengths, and more generally, QFT and string domains. Interestingly, the stri... | ['1999-04-05'] |
6,302 | ['eng'] | ['Brouder, C'] | ['Runge-Kutta methods and renormalization'] | ['Particle Physics - Theory'] | ['renormalization group', 'differential equations, nonlinear', 'differential equations, solution', 'graph theory', 'Schroedinger equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904014'] | ["A connection between the algebra of rooted trees used in renormalization theory and Runge-Kutta methods is pointed out. Butcher's group and B-series are shown to provide a suitable framework for renormalizing a toy model of field the ory, following Kreimer's approach. Finally B-series are used to solve a class of non... | ['1999-04-05'] |
6,303 | ['eng'] | ['Ferretti, G', 'Kalkkinen, J', 'Martelli, D'] | ['Non-critical type 0 string theories and their field theory duals'] | ['Particle Physics - Theory'] | ['string model', 'duality', 'effective action', 'field theory, conformal', 'invariance, modular', 'membrane model', 'Chern-Simons term', 'gravitation, massive', 'fixed point', 'space-time, anti-de Sitter', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904013'] | ["In this paper we continue the study of the non-critical type 0 string and its field theory duals. We begin by reviewing some facts and conjectures about these theories. We move on to our proposal for the type 0 effective action in any dimension, its RR fields and their Chern--Simons couplings. We then focus on the ca... | ['1999-04-05'] |
6,304 | ['eng'] | ['Ambjørn, Jan', 'Anagnostopoulos, K N', 'Loll, R'] | ['A new perspective on matter coupling in 2d quantum gravity'] | ['Particle Physics - Theory'] | ['quantum gravity, nonperturbative', 'quantum gravity, Lorentz', 'dimension, 2', 'coupling, matter', 'Ising model', 'high temperature expansion', 'weak coupling', 'lattice field theory', 'field theory, Liouville', 'critical phenomena', 'numerical calculations, Monte Carlo'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904012'] | ["We provide compelling evidence that a previously introduced model of non-perturbative 2d Lorentzian quantum gravity exhibits (two-dimensional) flat-space behaviour when coupled to Ising spins. The evidence comes from both a high-temperature expansion and from Monte Carlo simulations of the combined gravity-matter sys... | ['1999-04-05'] |
6,305 | ['eng'] | ['Cadoni, M'] | ['Dimensional reduction of 4d heterotic string black holes'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'dimension, 4', 'black hole', 'dimensional reduction', 'symmetry, rotational', 'gravitation, dilaton', 'dimension, 2', 'duality, O(3,Z)', 'transformation, Weyl', 'entropy, statistical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904011'] | ['We perform the spherical symmetric dimensional reduction $4d\\to2d$ of heterotic string theory. We find a class of two-dimensional (2d) dilaton gravity models that gives a general description of the near-horizon, near-extremal behavior of four-dimensional (4d) heterotic string black holes. We show that the duality gr... | ['1999-04-05'] |
6,306 | ['eng'] | ['Nishimura, M', 'Tanii, Y'] | ['Super Weyl Anomalies in the AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'space-time, anti-de Sitter', 'anomaly, Weyl', 'supersymmetry', 'supergravity', 'dimension, 3', 'dimension, 2', 'central charge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904010'] | ['Anomalies of N = (4,4) superconformal field theories coupled to a conformal supergravity background in two dimensions are computed by using the AdS/CFT correspondence. We find that Weyl, axial gauge and super Weyl transformations are anomalous, while general coordinate, local Lorentz, vector gauge and local super tra... | ['1999-04-05'] |
6,307 | ['eng'] | ['Markopoulou, F'] | ['Quantum causal histories'] | ['Particle Physics - Theory'] | ['causality', 'Hilbert space', 'quantum mechanics, measurement'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904009'] | ["Quantum causal histories are defined to be causal sets with Hilbert spaces attached to each event and local unitary evolution operators. The reflexivity, antisymmetry, and transitivity properties of a causal set are preserved in the quantum history as conditions on the evolution operators. A quantum causal history in... | ['1999-04-02'] |
6,308 | ['eng'] | ['Kakushadze, Z'] | ['Non-perturbative Orientifolds'] | ['Particle Physics - Theory'] | ['orientifold, nonperturbative', 'dimension, 4', 'dimension, 6', 'supersymmetry', 'duality, heterotic', 'membrane model, D-brane', 'spectra, massless'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904007'] | ["We consider non-perturbative six and four dimensional N=1 space-time supersymmetric orientifolds. Some states in such compactifications arise in ``twisted'' open string sectors which lack world-sheet description in terms of D-branes. Using Type I-heterotic duality we are able to obtain the massless spectra for some o... | ['1999-04-02'] |
6,309 | ['eng'] | ['Majumdar, P'] | ['Does black hole radiance break supersymmetry?'] | ['Particle Physics - Theory'] | ['black hole', 'radiation, Hawking', 'supersymmetry, symmetry breaking', 'scalar particle, massless', 'spinor', 'space-time, Minkowski', 'finite temperature'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904006'] | ['Arguments presented in an earlier paper, demonstrating the breakdown of global supersymmetry in Hawking radiation from a generic four dimensional black hole with infalling massless scalar and spinor particles, are reexamined. Careful handling of the Grassmann-valued spinorial parameter is shown to lead to a situation... | ['1999-04-02'] |
6,310 | ['eng'] | ['Lópes-Cardoso, G', 'de Wit, B', 'Mohaupt, T'] | ['Deviations from the Area Law for Supersymmetric Black Holes'] | ['Particle Physics - Theory'] | ['talk, Buckow 1998/09/01', 'black hole, entropy', 'derivative, high', 'supersymmetry', 'string model', 'M-theory', 'spontaneous compactification', 'supergravity', 'effective action', 'potential, Noether', 'charge, Noether'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904005'] | ['We review modifications of the Bekenstein-Hawking area law for black hole entropy in the presence of higher-derivative interactions. In four-dimensional N=2 compactifications of string theory or M-theory these modifications are crucial for finding agreement between the macroscopic entropy obtained from supergravity a... | ['1999-04-02'] |
6,311 | ['eng'] | ['Suzuki, A T', 'Schmidt, A G M'] | ['The light-cone gauge without prescriptions'] | ['Particle Physics - Theory'] | ['light cone gauge', 'gauge field theory, Yang-Mills', 'propagator', 'any-dimensional', 'negative dimensional integration', 'Feynman graph', 'causality', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904004'] | ['Feynman integrals in the physical light-cone gauge are harder to solve than their covariant counterparts. The difficulty is associated with the presence of unphysical singularities due to the inherent residual gauge freedom in the intermediate boson propagators constrained within this gauge choice. In order to circum... | ['1999-04-02'] |
6,312 | ['eng'] | ['Henneaux, M', 'Julia, B L', 'Silva, S'] | ['Noether superpotentials in supergravities'] | ['Particle Physics - Theory'] | ['supergravity', 'potential, Noether', 'Lagrangian formalism', 'Hamiltonian formalism', 'central charge, magnetic', 'charge, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904003'] | ['Straightforward application of the standard Noether method in supergravity theories yields an incorrect superpotential for local supersymmetry transformations, which gives only half of the correct supercharge. We show how to derive the correct superpotential through Lagrangian methods, by applying a criterion propose... | ['1999-04-02'] |
6,313 | ['eng'] | ['Delius, G W', 'Gandenberger, G M'] | ['Particle Reflection Amplitudes in $a_{n}^{(1)}$ Toda Field Theories'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'vacuum state', 'scattering amplitude, analytic properties', 'boundary condition', 'soliton', 'bootstrap', 'bound state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904002'] | ['We determine the exact quantum particle reflection amplitudes for all known vacua of a_n^(1) affine Toda theories on the half-line with integrable boundary conditions. (Real non-singular vacuum solutions are known for about half of all the classically integrable boundary conditions.) To be able to do this we use the ... | ['1999-04-02'] |
6,314 | ['eng'] | ['Zois, I P'] | ['A new invariant for $\\sigma$ models'] | ['Particle Physics - Theory'] | ['field theory, topological', 'geometry, noncommutative', 'sigma model', 'homology', 'quantum gravity', 'M-theory', 'instanton', 'algebra, C*'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9904001'] | ['We introduce a new invariant for sigma models and foliations more generally using the even pairing between K-homology and cyclic cohomology. We try to calculate it for the simplest case of foliations, namely principal bundles. We end up by discussing some possible physical applications mainly in Quantum Gravity and M... | ['1999-04-02'] |
6,315 | ['eng'] | ['Liu, J T', 'Minasian, R'] | ['Black holes and membranes in $AdS_7$'] | ['Particle Physics - Theory'] | ['supergravity', 'gauge field theory, SO(5)', 'space-time, anti-de Sitter', 'dimension, 7', 'membrane model', 'soliton', 'gauge field theory, U(1) x U(1)', 'black hole, charge', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903269'] | ['We investigate maximal gauged supergravity in seven dimensions and some of its solitonic solutions. By focusing on a truncation of the gauged SO(5) R-symmetry group to its U(1)^2 Cartan subgroup, we construct general two charge black holes that are asymptotically anti-de Sitter. We demonstrate that 1- and 2-charge bl... | ['1999-04-01'] |
6,316 | ['eng'] | ['Kouneiher, J'] | ['Superstrings, Unifications and dualities'] | ['Particle Physics - Theory'] | ['lectures', 'string model', 'supersymmetry', 'duality', 'M-theory', 'gauge field theory, U(N)', 'expansion 1/N', 'spontaneous compactification', 'vacuum state', 'membrane model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903268'] | ['I describe our understanding of physics near the planck length, in particular the great progress of the last four years in string theory. Superstring theory, and a recent extension called $M$ theory, are leading candidates for a quantum theory that unifies gravity with the other forces. As such, they are certainly no... | ['1999-04-01'] |
6,317 | ['eng'] | ['Miller, S D', 'Moore, G'] | ['Landau-Siegel Zeroes and Black Hole Entropy'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'black hole, entropy', 'Riemann surfaces', 'model, attractor', 'number theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903267'] | ['There has been some speculation about relations of D-brane models of black holes to arithmetic. In this note we point out that some of these speculations have implications for a circle of questions related to the generalized Riemann hypothesis on the zeroes of Dirichlet $L$-functions.'] | ['1999-04-01'] |
6,318 | ['eng'] | ['Cabo, A', 'Amezaga, A'] | ['Can the Red Shift be a consequence of the Dilaton field?'] | ['Particle Physics - Theory'] | ['talk, Havana 1999/03/22', 'dilaton, mass', 'astrophysics, expansion', 'Einstein equation, solution', 'Klein-Gordon equation', 'Hubble constant', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903265'] | ['The possibility that the expansion rate of the Universe, as reflected by the Red Shift, could be produced by the existence of the dilaton field is explored. The analysis starts from previously studied solutions of the Einstein equations for gravity interacting with a massive scalar field. It is firstly underlined tha... | ['1999-04-01'] |
6,319 | ['eng'] | ['Polshin, S A'] | ['Generalized coherent states and quantized fields over de Sitter space'] | ['Particle Physics - Theory'] | ['coherent state', 'space-time, de Sitter', 'Klein-Gordon equation', 'Dirac equation', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903263'] | ['Using the natural extension of the notion of the generalized coherent states the scalar and spinor ones for the de Sitter group SO(4,1) are constructed. These systems of coherent states obey the de Sitter-invariant Klein-Gordon and Dirac equations and correspond to the massive spin 0 and 1/2 particles over de Sitter ... | ['1999-04-01'] |
6,320 | ['eng'] | ['Rehren, K H'] | ['Chiral Observables and Modular Invariants'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'invariance, modular', 'axiomatic field theory', 'symmetry, chiral', 'duality', 'superselection rule', 'partition function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903262'] | ['Various definitions of chiral observables in a given Moebius covariant two-dimensional theory are shown to be equivalent. Their representation theory in the vacuum Hilbert space of the 2D theory is studied. It shares the general characteristics of modular invariant partition functions, although SL(2,Z) transformation... | ['1999-04-01'] |
6,321 | ['eng'] | ['Kanno, H'] | ['A Note on Higher Dimensional Instantons and Sypersymmetric Cycles'] | ['Particle Physics - Theory'] | ['talk, Kyoto 1999/01/26', 'instanton', 'higher-dimensional', 'supersymmetry', 'differential forms', 'scaling, transformation', 'gauge field theory, Yang-Mills'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903260'] | ['We discuss instantons in dimensions higher than four. A generalized self-dual or anti-self-dual instanton equation in $n$-dimensions can be defined in terms of a closed $(n-4)$ form $\\Omega$ and it was recently employed as a topological gauge fixing condition in higher dimensional generalizations of cohomological Ya... | ['1999-04-01'] |
6,322 | ['eng'] | ['Nakatsu, T', 'Umetsu, H', 'Yokoi, N'] | ['Three-dimensional Black Holes and Liouville Field Theory'] | ['Particle Physics - Theory'] | ['black hole, horizon', 'dimension, 3', 'gravitation, quantization', 'astrophysics, fundamental constant', 'algebra, Virasoro', 'algebra, representation', 'geometry, deformation', 'holonomy', 'operator, topological', 'field theory, Liouville', 'zero mode', 'field theory, conformal', 'symmetry, SL(R)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903259'] | ['A quantization of (2+1)-dimensional gravity with negative cosmological constant is presented and quantum aspects of the (2+1)-dimensional black holes are studied thereby. The quantization consists of two procedures. One is related with quantization of the asymptotic Virasoro symmetry. A notion of the Virasoro deforma... | ['1999-03-31'] |
6,323 | ['eng'] | ['Chen, W F'] | ['Understanding Radiatively Induced Lorentz-CPT Violation in Differential Regularization'] | ['Particle Physics - Theory'] | ['Chern-Simons term', 'regularization, differential', 'violation, CPT', 'violation, Lorentz', 'quantum electrodynamics', 'radiative correction', 'vacuum polarization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903258'] | ['We have investigated the perturbative ambiguity of the radiatively induced Chern-Simons term in differential regularization. The result obtained in this method contains all those obtained in other regularization schemes and the ambiguity is explicitly characterized by an indefinite ratio of two renormalization scales... | ['1999-03-31'] |
6,324 | ['eng'] | ['Bakas, Ioannis'] | ['Remarks on the Atiyah-Hitchin metric'] | ['Particle Physics - Theory'] | ['talk, Buckow 1998/09/01', 'talk, Kolympari 1998/09/09', 'talk, Corfu 1998/09/21', 'gauge field theory, SU(2)', 'magnetic monopole, BPS', 'twistor', 'moduli space', 'field theory, Toda', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903256'] | ['We outline the construction of the Atiyah-Hitchin metric on the moduli space of SU(2) BPS monopoles with charge 2, first as an algebraic curve in C^3 following Donaldson and then as a solution of the Toda field equations in the continual large N limit. We adopt twistor methods to solve the underlying uniformization p... | ['1999-03-31'] |
6,325 | ['eng'] | ['Jackiw, R W'] | ["Effects of Dirac's Negative Energy Sea on Quantum Numbers"] | ['Particle Physics - Theory'] | ['lectures, Trieste 1999/03', 'charge, fractional', 'anomaly, chiral', 'fermion, Dirac', 'quantization, 2', 'soliton', 'fermion number, fractional', 'quantum electrodynamics'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903255'] | ["One route towards understanding both fractional charges and chiral anomalies delves into Dirac's negative energy sea. Usually we think of Dirac's negative energy sea as an unphysical construct, invented to render quantum field theory physically acceptable by hiding the negative energy solutions. I suggest that in fac... | ['1999-03-31'] |
6,326 | ['eng'] | ['Zachos, C K', 'Curtright, T L'] | ['Phase-space Quantization of Field Theory'] | ['Particle Physics - Theory'] | ['talk, Kyoto 1999/01/26', 'quantization', 'phase space', 'invariance, gauge', 'oscillator', 'field theory, scalar', 'density matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903254'] | ['In this lecture, a limited introduction of gauge invariance in phase-space is provided, predicated on canonical transformations in quantum phase-space. Exact characteristic trajectories are also specified for the time-propagating Wigner phase-space distribution function: they are especially simple-indeed, classical-f... | ['1999-03-31'] |
6,327 | ['eng'] | ['Sitenko, Yu A'] | ['Chiral symmetry breaking as a consequence of nontrivial spatial topology'] | ['Particle Physics - Theory'] | ['symmetry breaking, chiral', 'magnetic field, external field', 'vortex', 'vacuum polarization', 'spinor, massless', 'dimension, 3', 'energy, density', 'vacuum state, condensation', 'boundary condition', 'topology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903253'] | ['A singular configuration of external static magnetic field in the form of a pointlike vortex polarizes the vacuum of quantized massless spinor field in 2+1-dimensional space-time. This results in an analogue of the Bohm-Aharonov effect: the chiral symmetry breaking condensate, energy density and current emerge in the... | ['1999-03-31'] |
6,328 | ['eng'] | ['Marshakov, A V'] | ['Seiberg-Witten Curves and Integrable Systems'] | ['Particle Physics - Theory'] | ['talk, Edinburgh 1998/09/14', 'integrability', 'Seiberg-Witten model', 'gauge field theory, SU(2)', 'supersymmetry', 'effective action', 'mass', 'M-theory', 'operator, Lax', 'gauge field theory, SU(N)', 'lattice, Toda', 'Calogero-Moser model', 'matter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903252'] | ['This talk gives an introduction into the subject of Seiberg-Witten curves and their relation to integrable systems. We discuss some motivations and origins of this relation and consider explicit construction of various families of Seiberg-Witten curves in terms of corresponding integrable models.'] | ['1999-03-31'] |
6,329 | ['eng'] | ['Parthasarathy, R'] | ['Infrared region of QCD and confining strings'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3)', 'infrared problem', 'confinement', 'string model', 'effective action', 'transformation, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903251'] | ['Gauge field configurations appropriate for the infrared region of QCD are proposed in a submanifold of $su(3)$. Some properties of the submanifold are presented. Using the usual action for QCD, in the absense of quarks, confinement of these configurations is realized as in the London theory of Meissner effect. Choosi... | ['1999-03-31'] |
6,330 | ['eng'] | ['Kreimer, D', 'Delbourgo, Robert'] | ['Using the Hopf Algebra Structure of QFT in Calculations'] | ['Particle Physics - Theory'] | ['algebra, Hopf', 'Feynman graph', 'model, Yukawa', 'quantum electrodynamics', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903249'] | ['We employ the recently discovered Hopf algebra structure underlying perturbative Quantum Field Theory to derive iterated integral representations for Feynman diagrams. We give two applications: to massless Yukawa theory and quantum electrodynamics in four dimensions.'] | ['1999-03-31'] |
6,331 | ['eng'] | ['Navarro-Salas, J', 'Navarro, P'] | ['Virasoro Orbits, $AdS_{3}$ Quantum Gravity and Entropy'] | ['Particle Physics - Theory'] | ['quantum gravity', 'space-time, anti-de Sitter', 'dimension, 3', 'group theory, Virasoro', 'group theory, orbit', 'black hole, entropy', 'invariance, modular', 'phase space', 'quantization, Kaehler', 'Hilbert space', 'diffeomorphism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903248'] | ['We analyse the canonical structure of AdS_3 gravity in terms of the coadjoint orbits of the Virasoro group. There is one subset of orbits, associated to BTZ black hole solutions, that can be described by a pair of chiral free fields with a background charge. There is also a second subset of orbits, associated to poin... | ['1999-03-30'] |
6,332 | ['eng'] | ['Kikuchi, H'] | ['Fermion Determinant Calculus'] | ['Particle Physics - Theory'] | ['fermion, oscillator', 'fermion, determinant', 'path integral', 'boundary condition', 'zero mode'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903247'] | ['The path-integral of the fermionic oscillator with a time-dependent frequency is analyzed. We give the exact relation between the boundary condition to define the domain in which the path-integral is performed and the transition amplitude that the path-integral calculates. According to this relation, the amplitude su... | ['1999-03-30'] |
6,333 | ['eng'] | ['Grignani, G', 'Semenoff, Gordon W'] | ['Thermodynamic Partition Function of Matrix Superstrings'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'matrix model', 'partition function, thermodynamical', 'quantization, light cone', 'discrete', 'particle, relativistic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903246'] | ['We show that, in the limit of zero string coupling, $g_s \\to 0$, the thermodynamic partition function of matrix string theory is identical to that of the finite temperature, discrete light-cone quantised (DLCQ) type IIA superstring. We discuss how the superstring is recovered in the decompactified $R^+\\to\\infty$ l... | ['1999-03-30'] |
6,334 | ['eng'] | ['Guendelman, E I', 'Nissimov, Emil R', 'Pacheva, S'] | ['Composite Vector and Tensor Gauge Fields, and Volume-Preserving Diffeomorphisms'] | ['Particle Physics - Theory'] | ['talk, Sde-Boker 1999/03/03', 'gauge field theory, vector', 'gauge field theory, tensor', 'differential forms', 'diffeomorphism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903245'] | ["We describe new theories of composite vector and tensor (p-form) gauge fields made out of zero-dimensional constituent scalar fields (``primitives''). The local gauge symmetry is replaced by an infinite-dimensional global Noether symmetry -- the group of volume-preserving (symplectic) diffeomorphisms of the target sp... | ['1999-03-30'] |
6,335 | ['eng'] | ['Bañados, M'] | ['Notes on black holes and three dimensional gravity'] | ['Particle Physics - Theory'] | ['lectures, Oaxaca de Juarez 1998/11/20', 'black hole, classical', 'black hole, quasiclassical', 'quantum gravity', 'dimension, 3', 'gauge field theory', 'Chern-Simons term', 'algebra, Kac-Moody', 'algebra, affine', 'algebra, conformal', 'asymptotic behavior', 'statistical mechanics', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903244'] | ['These notes are the written version of two lectures delivered at the VIII Mexican School on Particles and Fields on November 1998. The level of the notes is basic assuming only some knowledge on Statistical Mechanics, General Relativity and Yang-Mills theory. After a brief introduction to the classical and semiclassi... | ['1999-03-30'] |
6,336 | ['eng'] | ['Buchbinder, I L', 'Cvetic, M', 'Petrov, A Yu'] | ['Implications of decoupling effects for one-loop corrected effective actions from superstring theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'effective action', 'decoupling', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903243'] | ['We study the decoupling effects in one-loop corrected N=1 supersymmetric theory with gauge neutral chiral superfields, by calculating the one-loop corrected effective Lagrangian that involves light and heavy fields with the mass scale M, and subsequently eliminating heavy fields by their equations of motion. In addit... | ['1999-03-30'] |
6,337 | ['eng'] | ['Ferrara, Sergio', 'Porrati, Massimo'] | ['$AdS_{5}$ Superalgebras with Brane Charges'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'supersymmetry, algebra', 'dimension, 5', 'membrane model, charge', 'R parity, symmetry breaking', 'soliton, BPS', 'algebra, OSp(1/8N)', 'algebra, U(N,N/1)', 'central charge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903241'] | ['We consider the inclusion of brane charges in 5-d AdS superalgebras that contain the maximal central extension of the super-Poincare\' algebra on the AdS boundary. For theories with N supersymmetries on the boundary, the maximal extension is OSp(1/8N), which contains the group Sp(8N,R) as extension of the conformal g... | ['1999-03-30'] |
6,338 | ['eng'] | ['Yoshida, Y', 'Kubota, T'] | ['Asymptotic Symmetry and General Black Hole Solution in $Ads_{3}$ Gravity'] | ['Particle Physics - Theory'] | ['black hole', 'symmetry, conformal', 'asymptotic behavior', 'boundary condition', 'current algebra', 'Chern-Simons term', 'quantization', 'gauge field theory, SL(2,R) x SL(2,R)', 'space-time, anti-de Sitter', 'dimension, 3', 'algebra, Kac-Moody', 'algebra, Virasoro', 'central charge', 'Wess-Zumino-Witten model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903240'] | ['We desribe the Brown-Henneaux asymptotic symmetry of the general black holes in the Chern-Simons gauge theory of the gauge group $SL(2;{\\bf R})_L\\times SL(2;{\\bf R})_R$. We make it clear that the vector-like subgroup $SL(2; {\\bf R})_{L+R}$ plays an essential role in describing the asymptotic symmetry consistently... | ['1999-03-30'] |
6,339 | ['eng'] | ['Cho, S', 'Hinterding, R', 'Madore, J', 'Steinacker, H'] | ['Finite Field Theory on Noncommutative Geometries'] | ['Particle Physics - Theory'] | ['field theory, finite', 'geometry, noncommutative', 'propagator', 'Hilbert space', 'dimension, 2', 'dimension, 4'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903239'] | ["The propagator is calculated on a noncommutative version of the flat plane and the Lobachevsky plane with and without an extra (euclidean) time parameter. In agreement with the general idea of noncommutative geometry it is found that the limit when the two `points' coincide is finite and diverges only when the geomet... | ['1999-03-30'] |
6,340 | ['eng'] | ['Emparan, R', 'Johnson, C V', 'Myers, R C'] | ['Surface Terms as Counterterms in the AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['gravitation', 'space-time, anti-de Sitter', 'field theory, conformal', 'black hole, topological', 'duality', 'any-dimensional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903238'] | ["We examine the recent proposal of adding boundary counterterms to the gravitational action for spacetimes which are locally asymptotic to anti-de Sitter. In particular, we explicitly identify higher order counterterms, which allow us to consider spacetimes of dimensions d<8. As the counterterms eliminate the need of ... | ['1999-03-29'] |
6,341 | ['eng'] | ['Lowe, D A', 'Thorlacius, L'] | ['AdS/CFT and the Information Paradox'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'field theory, conformal', 'information theory', 'black hole', 'unitarity', 'radiation, Hawking', 'causality', 'effect, nonlocal', 'approximation, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903237'] | ['The information paradox in the quantum evolution of black holes is studied within the framework of the AdS/CFT correspondence. The unitarity of the CFT strongly suggests that all information about an initial state that forms a black hole is returned in the Hawking radiation. The CFT dynamics implies an information re... | ['1999-03-29'] |
6,342 | ['eng'] | ['Kleihaus, B', 'Kunz, J'] | ['Comment on "Singularities in axially symmetric solutions of Einstein-Yang Mills and related theories, by Ludger Hannibal, [hep-th/9903063]"'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Einstein equation', 'symmetry, axial', 'dilaton', 'field equations, solution', 'analytic properties', 'potential, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903235'] | ['We point out that the statements in [hep-th/9903063] concerning the regularity of static axially symmetric solutions in Yang-Mills-dilaton (YMD) [1] and Einstein-Yang-Mills(-dilaton) (EYMD) theory [2,3] are incorrect, and that the non-singular local gauge potential of the YMD solutions [4] is twice differentiable.'] | ['1999-03-29'] |
6,343 | ['eng'] | ['Abe, M', 'Hatsuda, M T', 'Kamimura, K', 'Tokunaga, T'] | ['SO(2,1) Covariant IIB Superalgebra'] | ['Particle Physics - Theory'] | ['supersymmetry, algebra', 'symmetry, SO(2,1)', 'symmetry, SO(9,1)', 'coset space', 'string model', 'symmetry, U(1)', 'symmetry, SL(2,R)', 'duality', 'membrane model', 'symmetry, U(1)', 'multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903234'] | ['We propose a type IIB super-Poincare algebra with SO(2,1) covariant central extension. Together with SO(2,1) and SO(9,1) generators, a SO(2,1) triplet (momenta), a Majorana-spinor doublet (supercharges) and a Rarita-Schwinger central charge generate a group, G. We consider a coset G/H where H=(SO(2) x Lorentz), and t... | ['1999-03-29'] |
6,344 | ['eng'] | ['Kajiura, H', 'Kato, A', 'Ogushi, S'] | ['Comments on Large N Matrix Model'] | ['Particle Physics - Theory'] | ['matrix model', 'expansion 1/N', 'Feynman graph', 'gauge field theory, Yang-Mills', 'instanton', 'quantization, fluctuation', 'any-dimensional', 'scaling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903233'] | ['The large N Matrix model is studied with attention to the quantum fluctuations around a given diagonal background. Feynman rules are explicitly derived and their relation to those in usual Yang-Mills theory is discussed. Background D-instanton configuration is naturally identified as a discretization of momentum spac... | ['1999-03-29'] |
6,345 | ['eng'] | ['Lerche, Wolfgang', 'Stieberger, S'] | ['On the Anomalous and Global Interactions of Kodaira 7-Planes'] | ['Particle Physics - Theory'] | ['talk, Buckow 1998/09/01', 'membrane model', 'effective action', 'Chern-Simons term', 'coupling', 'singularity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903232'] | ["We review interactions between certain 7-planes which are composed out of mutually non-local (p,q) 7-branes and which correspond to specific Kodaira singularities. We discuss in particular how to compute certain moduli-dependent terms in the effective action. These do not only probe the local Chern-Simons terms on th... | ['1999-03-29'] |
6,346 | ['eng'] | ['Fujii, A', 'Kemmoku, R'] | ['D = 5 Simple Supergravity on $AdS_{2} \\times S^{3}$'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 5', 'Kaluza-Klein model', 'space-time, anti-de Sitter', 'spectra, fluctuation', 'spontaneous compactification', 'symmetry, SU(1,1/2) x SU(2)', 'field equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903231'] | ['The Kaluza-Klein spectrum of D=5 simple supergravity compactified on S^3 is studied. A classical background solution which preserves maximal supersymmetry is fulfilled by the geometry of AdS_2\\times S^3. The physical spectrum of the fluctuations is classified according to SU(1,1|2)\\times SU(2) symmetry, which has a... | ['1999-03-29'] |
6,347 | ['eng'] | ['Park, J H'] | ['Superconformal Symmetry and Correlation Functions'] | ['Particle Physics - Theory'] | ['supersymmetry', 'field theory, conformal', 'correlation function', 'selection rule', 'operator, differential', 'differential equations, Killing', 'coset space', 'group theory, representation', 'symmetry, O(2,4)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903230'] | ['Four-dimensional N-extended superconformal symmetry and correlation functions of quasi-primary superfields are studied within the superspace formalism. A superconformal Killing equation is derived and its solutions are classified in terms of supertranslations, dilations, Lorentz transformations, R-symmetry transforma... | ['1999-03-29'] |
6,348 | ['eng'] | ['Mann, R B'] | ['Misner String Entropy'] | ['Particle Physics - Theory'] | ['string model, Misner', 'entropy', 'field theory, conformal', 'space-time, anti-de Sitter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903229'] | ['I show that gravitational entropy can be ascribed to spacetimes containing Misner strings (the gravitational analogues of Dirac strings), even in the absence of any other event horizon (or bolt) structures. This result follows from an extension of proposals for evaluating the stress-energy of a gravitational system w... | ['1999-03-29'] |
6,349 | ['eng'] | ['Polchinski, Joseph', 'Susskind, Leonard', 'Toumbas, N'] | ['Negative Energy, Superluminosity and Holography'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'expansion 1/N', 'holography', 'luminosity', 'energy', 'gravitational radiation', 'squeezed state', 'tensor, energy-momentum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903228'] | ['The holographic connection between large $N$ Super Yang Mills theory and gravity in anti deSitter space requires unfamiliar behavior of the SYM theory in the limit that the curvature of the AdS geometry becomes small. The paradoxical behavior includes superluminal oscillations and negative energy density. These effec... | ['1999-03-26'] |
6,350 | ['eng'] | ['Hashimoto, A'] | ['Holographic description of D3-branes in flat space'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'holography', 'duality', 'space-time, anti-de Sitter', 'gauge field theory, SU(N)', 'supergravity', 'energy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903227'] | ['We describe a scheme for constructing the holographic dual of the full D3-brane geometry with charge $K$ by embedding it into a large anti-de Sitter space of size $N$. Such a geometry is realized in a multi-center anti-de Sitter geometry which admits a simple field theory interpretation as $SU(N+K)$ gauge theory brok... | ['1999-03-26'] |
6,351 | ['eng'] | ['Frampton, Paul H', 'Vafa, C'] | ['Conformal Approach to Particle Phenomenology'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'mass, hierarchy', 'string model', 'duality', 'gauge field theory, SU(3) x SU(2) x U(1)', 'expansion 1/N', 'group theory, embedding', 'coupling constant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903226'] | ['We propose the existence of a non-supersymmetric conformal field theory softly broken at the TeV scale as a new mechanism for solving the hierarchy problem. We find the imposition of conformal invariance to be very restrictive with many predictive consequences, including severe restrictions on the field content, the ... | ['1999-03-26'] |
6,352 | ['eng'] | ['Chamblin, H A', 'Reall, H S'] | ['Dynamic Dilatonic Domain Walls'] | ['Particle Physics - Theory'] | ['domain wall', 'membrane model, D-brane', 'dilaton', 'potential, Liouville', 'inflationary universe', 'astrophysics, model', 'Einstein equation, solution', 'string model, heterotic', 'supersymmetry', 'spontaneous compactification, Calabi-Yau', 'gauge field theory, E(8) x E(8)', 'dimensional reduction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903225'] | ["Motivated by the ``universe as a brane'' idea, we investigate the motion of a $(D-2)$-brane (or domain wall) that couples to bulk matter. Usually one would expect the spacetime outside such a wall to be time dependent however we show that in certain cases it can be static, with consistency of the Israel equations yie... | ['1999-03-26'] |
6,353 | ['eng'] | ['Seiberg, N', 'Witten, Edward'] | ['The D1/D5 System And Singular CFT'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'singularity', 'spontaneous compactification', 'sigma model', 'moduli space', 'space-time, anti-de Sitter', 'string model', 'instanton', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903224'] | ['We study the conformal field theory of the D1/D5 system compactified on X (X is T^4 or K3). It is described by a sigma model whose target space is the moduli space of instantons on X. For values of the parameters where the branes can separate, the spectrum of dimensions in the conformal field theory exhibits a contin... | ['1999-03-26'] |
6,354 | ['eng'] | ['Shabanov, S V'] | ['An effective action for monopoles and knot solitons in Yang-Mills theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'nonperturbative', 'knot theory', 'soliton', 'coset space, SU(2)/U(1)', 'lattice field theory', 'effective action', 'expansion 1/N', 'magnetic monopole', 'transformation, gauge', 'parametrization', 'gauge field theory, SU(N)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903223'] | ['Based on numerical results in lattice Yang-Mills theory, it is argued that the nonperturbative dynamics of Yang Mills theory can be described by a set of fields that take their values in the coset space SU(2)/U(1). The Yang-Mills connection is parameterized in a special way to separate the dependence on the coset fie... | ['1999-03-26'] |
6,355 | ['eng'] | ['Brotz, T', 'Ortiz, M', 'Ritz, A'] | ['On Modular Invariance and 3D Gravitational Instantons'] | ['Particle Physics - Theory'] | ['gravitation', 'dimension, 3', 'invariance, modular', 'topology, torus', 'partition function', 'black hole', 'Chern-Simons term', 'holonomy', 'field theory, conformal', 'boundary condition', 'approximation, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903222'] | ["We study the modular transformation properties of Euclidean solutions of 3D gravity whose asymptotic geometry has the topology of a torus. These solutions represent saddle points of the grand canonical partition function with an important example being the BTZ black hole, and their properties under modular transforma... | ['1999-03-26'] |
6,356 | ['eng'] | ['Karp, R L', 'Mansouri, F', 'Rno, J S'] | ['Product Integral Representations of Wilson Lines and Wilson Loops, and Non-Abelian Stokes Theorem'] | ['Particle Physics - Theory'] | ['gauge field theory', 'Wilson loop', 'Stokes theorem, nonabelian', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903221'] | ['We make use of product integrals to provide an unambiguous mathematical representation of Wilson line and Wilson loop operators. Then, drawing upon various properties of product integrals, we discuss such properties of these operators as approximating them with partial sums, their convergence, and their behavior unde... | ['1999-03-26'] |
6,357 | ['eng'] | ['Mangiarotti, L', 'Sardanashvily, G'] | ['On the bracket problem in covariant Hamiltonian field theory'] | ['Particle Physics - Theory'] | ['Hamiltonian formalism', 'invariance, Lorentz', 'differential forms, symplectic', 'current algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903220'] | ['The polysymplectic phase space of covariant Hamiltonian field theory can be provided with the current algebra bracket.'] | ['1999-03-26'] |
6,358 | ['eng'] | ['Kutasov, D', 'Seiberg, N'] | ['More Comments on String Theory on $AdS_{3}$'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'space-time, anti-de Sitter', 'dimension, 3', 'operator, vertex', 'current algebra', 'Wess-Zumino-Witten model, SL(2)', 'Ward identity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903219'] | ['We clarify a number of issues regarding the worldsheet and spacetime descriptions of string propagation on AdS_3. We construct the vertex operators of spacetime current algebra and spacetime (super) Virasoro generators in the full interacting SL(2) WZW theory and study their Ward identities. We also explain the relat... | ['1999-03-26'] |
6,359 | ['eng'] | ['Gervais, Jean-Loup'] | ['Lax equations in ten dimensional supersymmetric classical Yang-Mills theories'] | ['Particle Physics - Theory'] | ['talk', 'gauge field theory, Yang-Mills', 'field theory, classical', 'supersymmetry, superfield', 'dimension, 10', 'symmetry, rotational', 'field equations, solution', 'differential equations, Lax'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903218'] | ["In a recent paper (hep-th/9811108), Saveliev and the author showed that there exits an on-shell light cone gauge where the non-linear part of the field equations reduces to a (super) version of Yang's equations which may be solved by methods inspired by the ones previously developed for self-dual Yang-Mills equations... | ['1999-03-26'] |
6,360 | ['eng'] | ['Iso, S', 'Kawai, H'] | ['Space-Time and Matter in IIB Matrix Model'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'gauge field theory, SU(N)', 'matrix model', 'space-time', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903217'] | ['We pursue the study of the type IIB matrix model as a constructive definition of superstring. In this paper, we justify the interpretation of space-time as distribution of eigenvalues of the matrices by showing that some low energy excitations indeed propagate in it. In particular, we show that if the distribution co... | ['1999-03-26'] |
6,361 | ['eng'] | ['Noguchi, M', 'Terashima, S', 'Yang, S K'] | ['N=2 Superconformal Field Theory with ADE Global Symmetry on a D3-brane Probe'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'supersymmetry', 'dimension, 2', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 3', 'geometry, algebra', 'scaling', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903215'] | ['We study mass deformations of N=2 superconformal field theories with ADE global symmetries on a D3-brane. The N=2 Seiberg-Witten curves with ADE symmetries are determined by the Type IIB 7-brane backgrounds which are probed by a D3-brane. The Seiberg-Witten differentials $\\lambda$ for these ADE theories are construc... | ['1999-03-26'] |
6,362 | ['eng'] | ['Cvetic, M', 'Duff, Michael J', 'Hoxha, P', 'Liu, J T', 'Lü, H', 'Lu, J X', 'Martínez-Acosta, R R', 'Pope, C N', 'Sati, H', 'Tran, T A'] | ['Embedding AdS Black Holes in Ten and Eleven Dimensions'] | ['Particle Physics - Theory'] | ['black hole, charge', 'space-time, anti-de Sitter', 'dimension, 4', 'dimension, 5', 'dimension, 7', 'Kaluza-Klein model, nonlinear', 'supergravity', 'string model', 'M-theory', 'dimension, 10', 'dimension, 11', 'angular momentum', 'membrane model, rotational', 'domain wall', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903214'] | ['We construct the non-linear Kaluza-Klein ansätze describing the embeddings of the U(1)^3, U(1)^4 and U(1)^2 truncations of D=5, D=4 and D=7 gauged supergravities into the type IIB string and M-theory. These enable one to oxidise any associated lower dimensional solutions to D=10 or D=11. In particular, we use these g... | ['1999-03-26'] |
6,363 | ['eng'] | ['Marolf, D M', 'Peet, A W'] | ['Brane Baldness vs. Superselection Sectors'] | ['Particle Physics - Theory'] | ['supergravity', 'field equations, solution', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903213'] | ["The search for intersecting brane solutions in supergravity is a large and profitable industry. Recently, attention has focused on finding localized forms of known `delocalized' solutions. However, in some cases, a localized version of the delocalized solution simply does not exist. Instead, localized separated brane... | ['1999-03-25'] |
6,364 | ['eng'] | ['Dine, Michael'] | ['Seeking the Ground State of String Theory'] | ['Particle Physics - Theory'] | ['talk, Nishinomiya 1998/11/12', 'string model', 'supersymmetry', 'ground state', 'moduli space', 'astrophysics, fundamental constant', 'potential, Kaehler'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903212'] | ['Recently, a number of authors have challenged the conventional assumption that the string scale, Planck mass, and unification scale are roughly comparable. It has been suggested that the string scale could be as low as a ${\\rm TeV}$. The greatest obstacle to developing a string phenomenology is our lack of understan... | ['1999-03-25'] |
6,365 | ['eng'] | ['Allen, T J', 'Olsson, M G', 'Schmidt, J R'] | ['A note on the computation of mode sums'] | ['Particle Physics - Theory'] | ['string model', 'current, monopole', 'monopole, interaction', 'energy, Casimir', 'regularization', 'quark antiquark, potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903211'] | ['The computation of mode sums of the types encountered in basic quantum field theoretic applications is addressed with an emphasis on their expansions into functions of distance that can be interpreted as potentials. We show how to regularize and calculate the Casimir energy for the continuum Nambu-Goto string with ma... | ['1999-03-25'] |
6,366 | ['eng'] | ['Bachas, C P', 'Bain, P', 'Green, M B'] | ['Curvature terms in D-brane actions and their M-theory origin'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, p-brane', 'field theory, action', 'M-theory', 'string model', 'scattering amplitude', 'parity, violation', 'anomaly, modular', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903210'] | ['We derive the complete $(curvature)^2$ terms of effective D-brane actions, for arbitrary ambient geometries and world-volume embeddings, at lowest order (disk-level) in the string-loop expansion. These terms reproduce the $o(\\alpha^{\\prime 2})$ corrections to string scattering amplitudes, and are consistent with du... | ['1999-03-25'] |
6,367 | ['eng'] | ['Chekhov, L O'] | ['$AdS_{3} / CFT_{2}$ correspondence at finite temperature'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'field theory, anti-de Sitter', 'dimension, 3', 'finite temperature', 'spontaneous compactification', 'correlation function', 'regularization', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903209'] | ["The AdS/CFT correspondence is established for the AdS_3 space compactified on a solid torus with the CFT field on the boundary. Correlation functions that correspond to the bulk theory at finite temperature are obtained in the regularization a'la Gubser, Klebanov, and Polyakov. The BTZ black hole solutions in AdS_3 a... | ['1999-03-25'] |
6,368 | ['eng'] | ['Diamantini, M Cristina', 'Kleinert, H', 'Trugenberger, Carlo Andrea'] | ['Universality Class of Confining Strings'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'finite temperature', 'confinement', 'universality', 'scaling, finite size'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903208'] | ['A recently proposed model of confining strings has a non-local world-sheet action induced by a space-time Kalb-Ramond tensor field. Here we show that, in the large-D approximation, an infinite set of ghost- and tachyon-free truncations of the derivative expansion of this action all lead to c=1 models. Their infrared ... | ['1999-03-25'] |
6,369 | ['eng'] | ['De Koch, R M', 'Paulin-Campbell, A', 'Rodrigues, J P'] | ['Monopole Dynamics in N=2 super Yang-Mills Theory From a Threebrane Probe'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'membrane model', 'string model', 'moduli space', 'supergravity', 'Laplace equation, solution', 'duality', 'singularity', 'soliton, BPS', 'magnetic monopole', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903207'] | ['The BPS states of N=2 super Yang-Mills theory with gauge group SU(2) are constructed as non-trivial finite-energy solutions of the worldvolume theory of a threebrane probe in F theory. The solutions preserve 1/2 of N=2 supersymmetry and provide a worldvolume realization of strings stretching from the probe to a seven... | ['1999-03-25'] |
6,370 | ['eng'] | ['Grigore, D R'] | ['The standard model and its generalizations in the Epstein-Glaser approach to renormalization theory'] | ['Particle Physics - Theory'] | ['gauge field theory, nonabelian', 'fermion, Dirac', 'renormalization', 'anomaly, axial', 'perturbation theory, higher-order', 'Hilbert space', 'gauge field theory, massive', 'S-matrix, factorization', 'operator, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903206'] | ['We complete our study of non-Abelian gauge theories arbitrary number of Dirac Fermions in the framework of Epstein-Glaser approach to renormalization theory. We consider the consistency of the model in the third order of the perturbation theory and we obtain the so called axial anomalies. However, we get some discrep... | ['1999-03-25'] |
6,371 | ['eng'] | ['Schomerus, V'] | ['D-branes and Deformation Quantization'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'string model', 'field theory, deformation', 'perturbation theory, higher-order', 'operator, vertex', 'operator product expansion', 'differential geometry, noncommutative'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903205'] | ["In this note we explain how world-volume geometries of D-branes can be reconstructed within the microscopic framework where D-branes are described through boundary conformal field theory. We extract the (non-commutative) world-volume algebras from the operator product expansions of open string vertex operators. For b... | ['1999-03-25'] |
6,372 | ['eng'] | ['Myers, R C'] | ['Stress Tensors and Casimir Energies in the AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['field theory, anti-de Sitter', 'field theory, conformal', 'tensor, energy-momentum', 'asymptotic behavior', 'energy, Casimir', 'field theory, torus', 'field equations, solution', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903203'] | ['We discuss various approaches to extracting the full stress-energy tensor of the conformal field theory from the corresponding supergravity solutions, within the framework of the Maldacena conjecture. This provides a more refined probe of the AdS/CFT correspondence. We apply these techniques in considering the Casimi... | ['1999-03-24'] |
6,373 | ['eng'] | ['Klimcík, C'] | ['An extended fuzzy supersphere and twisted chiral superfields'] | ['Particle Physics - Theory'] | ['space-time, sphere', 'sphere, fuzzy', 'supersymmetry, superspace', 'field theory, chiral', 'supersymmetry, superfield', 'sigma model, nonlinear', 'constraint, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903202'] | ['A noncommutative associative algebra of N=2 fuzzy supersphere is introduced. It turns out to possess a nontrivial automorphism which relates twisted chiral to twisted anti-chiral superfields and hence makes possible to construct noncommutative nonlinear $\\si$-models with extended supersymmetry.'] | ['1999-03-24'] |
6,374 | ['eng'] | ['Sfetsos, K'] | ['Rotating NS5-brane solution and its exact string theoretical description'] | ['Particle Physics - Theory'] | ['talk, Buckow 1998/09/01', 'string model', 'membrane model, p-brane', 'p-brane, 5', 'field equations, solution', 'angular momentum', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903201'] | ['We construct the most general solution in type-II string theory that represents N coincident non-extremal rotating NS5-branes and determine the relevant thermodynamic quantities. We show that in the field theory limit, it has an exact description. In particular, it can be obtained by an O(3,3) duality transformation ... | ['1999-03-24'] |
6,375 | ['eng'] | ['Adam, C'] | ['Covariant Stora-Zumino chain terms'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'anomaly', 'Chern-Simons term', 'operator, algebra', 'algebra, commutation relations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903200'] | ['In a recent paper, Ekstrand proposed a simple expression from which covariant anomaly, covariant Schwinger term and higher covariant chain terms may be computed. We comment on the relation of his result to the earlier work of Tsutsui.'] | ['1999-03-24'] |
6,376 | ['eng'] | ['Maru, N'] | ['Dual Description for SUSY SO(N) Gauge Theory with a Symmetric Tensor'] | ['Particle Physics - Theory'] | ['gauge field theory, SO(N)', 'supersymmetry', 'field theory, tensor', 'duality', 'symmetry breaking', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903199'] | ["We consider \\caln=1 supersymmetric SO(N) gauge theory with a symmetric traceless tensor. This theory saturates 't Hooft matching conditions at the origin of the moduli space. This naively suggests a confining phase, but Brodie, Cho, and Intriligator have conjectured that the origin of the moduli space is in a Non-Ab... | ['1999-03-24'] |
6,377 | ['eng'] | ['Popowicz, Z'] | ['Odd Bihamiltonian Structure of New Supersymmetric N=2,4 KdV and Odd SUSY Virasoro-Like Algebra'] | ['Particle Physics - Theory'] | ['Korteweg-de Vries equation', 'supersymmetry, superfield', 'Hamiltonian formalism', 'algebra, Virasoro', 'operator, algebra', 'field equations, soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903198'] | ['The general method of the supersymmetrization of the soliton equations with the odd (bi) hamiltonian structure is established. New version of the supersymmetric N=2,4 (Modified) Korteweg de Vries equation is given, as an example. The second odd Hamiltonian operator of the SUSY KdV equation generates the odd N=2,4 SUS... | ['1999-03-24'] |
6,378 | ['eng'] | ['Harada, K'] | ['RPA for Light-Front Hamiltonian Field Theory'] | ['Particle Physics - Theory'] | ['Schwinger model, massive', 'dimension, 2', 'quantization, light front', 'effective Hamiltonian', 'field equations, bound state', 'perturbation theory, higher-order', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903197'] | ['A kind of self-consistent random phase approximation (RPA) is proposed as an effective Hamiltonian method in Light-Front Field Theory (LFFT). We apply the general idea to the light-front massive Schwinger model to obtain a new bound state equation and solve it numerically.'] | ['1999-03-24'] |
6,379 | ['eng'] | ["D'Hoker, E", 'Freedman, Daniel Z', 'Mathur, S D', 'Matusis, A', 'Rastelli, L'] | ['Graviton exchange and complete 4-point functions in the AdS/CFT correspondence'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, anti-de Sitter', 'graviton, exchange', 'n-point function, 4', 'supergravity', 'dimension, 10', 'space-time, S(5)', 'gauge field theory, SU(N)', 'analytic properties', 'operator product expansion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903196'] | ['The graviton exchange diagram for the correlation function of arbitrary scalar operators is evaluated in anti-de Sitter space, AdS(d+1). This enables us to complete the computation of the 4-point amplitudes of dilaton and axion fields in IIB supergravity on AdS5 X S5. By the AdS/CFT correspondence, we obtain the 4-po... | ['1999-03-24'] |
6,380 | ['eng'] | ['Berkooz, M', 'Kapustin, A A'] | ['A Comment on Nonsupersymmetric Fixed Points and Duality at large N'] | ['Particle Physics - Theory'] | ['field theory, anti-de Sitter', 'membrane model', 'supersymmetry', 'potential, flat direction', 'supergravity', 'duality', 'expansion 1/N', 'fixed point'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903195', 'http://pascal.intlpress.com/journals/ATMP/archive/'] | ['We review some of the problems associated with deriving field theoretic results from nonsupersymmetric AdS, focusing on how to control the behavior of the field theory along the flat directions. We discuss an example in which the origin of the moduli space remains a stable vacuum at finite $N$, and argue that it corr... | ['1999-03-23'] |
6,381 | ['eng'] | ['Mück, W', 'Viswanathan, K S'] | ['The Wess-Zumino Model and the $AdS_{4}/CFT_{3}$ Correspondence'] | ['Particle Physics - Theory'] | ['Wess-Zumino model, massive', 'space-time, anti-de Sitter', 'field theory, conformal', 'superspace', 'spinor, Killing'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903194'] | ['We consider the non-interacting massive Wess-Zumino model in four-dimensional anti-de Sitter space and show that the conformal dimensions of the corresponding boundary fields do not always satisfy the relation expected from superconformal invariance.'] | ['1999-03-23'] |
6,382 | ['eng'] | ['Hosotani, Y', 'Nakayama, R'] | ['The Hamilton-Jacobi Equations for Strings and p-Branes'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, p-brane', 'Hamilton-Jacobi equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903193'] | ['Simple derivation of the Hamilton-Jacobi equation for bosonic strings and p-branes is given. The motion of classical strings and p-branes is described by two and p+1 local fields, respectively. A variety of local field equations which reduce to the Hamilton-Jacobi equation in the classical limit are given. They are e... | ['1999-03-23'] |
6,383 | ['eng'] | ['Freidel, L', 'Krasnov, K V'] | ['Simple Spin Networks as Feynman Graphs'] | ['Particle Physics - Theory'] | ['spin, network', 'Feynman graph', 'symmetry, SO(N)', 'group theory, representation', 'simplex', 'asymptotic behavior'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903192'] | ['We show how spin networks can be described and evaluated as Feynman integrals over an internal space. This description can, in particular, be applied to the so-called simple SO(D) spin networks that are of importance for higher-dimensional generalizations of loop quantum gravity. As an illustration of the power of th... | ['1999-03-23'] |
6,384 | ['eng'] | ['Prata, J N'] | ['Boundary TBA Equations for a Non-diagonal Theory'] | ['Particle Physics - Theory'] | ['model, chiral', 'symmetry, SU(2)', 'boundary condition', 'thermodynamics, Bethe ansatz', 'Kondo model', 'scattering amplitude', 'field theory, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903191'] | ['We compute the boundary entropies for the allowed boundary conditions of the SU(2)-invariant principal chiral model at level k=1. We used the reflection factors determined in ref.\\cite{27}. As a by-product we obtain some miscellaneous results such as the ground-state energy for mixed boundary conditions as well as t... | ['1999-03-23'] |
6,385 | ['eng'] | ['Balasubramanian, V', 'Kraus, P'] | ['Spacetime and the Holographic Renormalization Group'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'quantum gravity', 'holography', 'renormalization group', 'field theory, conformal', 'duality', 'diffeomorphism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903190'] | ["Anti-de Sitter (AdS) space can be foliated by a family of nested surfaces homeomorphic to the boundary of the space. We propose a holographic correspondence between theories living on each surface in the foliation and quantum gravity in the enclosed volume. The flow of observables between our ``interior'' theories is... | ['1999-03-23'] |
6,386 | ['eng'] | ["'t Hooft, Gerardus"] | ['The Physics of Instantons in the pseudoscalar and vector meson mixing'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'instanton', 'pseudoscalar meson', 'vector meson', 'mixing angle', 'flavor, 3', 'interference, (omega(783) rho(770)0)', 'eta/c(2980)', 'symmetry, chiral', 'symmetry, spontaneously broken', 'mass formula'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903189'] | ["When the theory of Quantum Chromodynamics was introduced, it was to explain the observed phenomena of quark confinement and scaling. It was then discovered that the emergence of instantons is an essential consequence of this theory. This led to unanticipated explanations not only for the anomalously high masses of th... | ['1999-03-23'] |
6,387 | ['eng'] | ['Martín-Delgado, M A', 'Sierra, G'] | ['A Density Matrix Renormalization Group Approach to an Asymptotically Free Model with Bound States'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'potential', 'dimension, 2', 'bound state', 'asymptotic freedom', 'renormalization group', 'density matrix', 'energy, ground state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903188'] | ['We apply the DMRG method to the 2 dimensional delta function potential which is a simple quantum mechanical model with asymptotic freedom and formation of bound states. The system block and the environment block of the DMRG contain the low energy and high energy degrees of freedom, respectively. The ground state ener... | ['1999-03-23'] |
6,388 | ['eng'] | ['Krajewski, T', 'Wulkenhaar, R'] | ['Perturbative quantum gauge fields on the noncommutative torus'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'field theory, torus', 'differential geometry, noncommutative', 'Theta parameter', 'perturbation theory, higher-order', 'Feynman graph, planar', 'renormalization group, beta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903187'] | ['Using standard field theoretical techniques, we survey pure Yang-Mills theory on the noncommutative torus, including Feynman rules and BRS symmetry. Although in general free of any infrared singularity, the theory is ultraviolet divergent. Because of an invariant regularization scheme, this theory turns out to be ren... | ['1999-03-23'] |
6,389 | ['eng'] | ['Alishahiha, M', 'Brandhuber, A', 'Oz, Y'] | ['Branes at Singularities in Type 0 String Theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 3', 'background field', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903186'] | ['We consider Type 0B D3-branes placed at conical singularities and analyze in detail the conifold singularity. We study the non supersymmetric gauge theories on their worldvolume and their conjectured dual gravity descriptions. In the ultraviolet the solutions exhibit a logarithmic running of the gauge coupling. In th... | ['1999-03-23'] |
6,390 | ['eng'] | ['Slusarczyk, M'] | ['Dynamics of a planar domain wall with oscillating thickness in $\\lambda \\Phi^{4}$ model'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'domain wall, planar', 'domain wall, oscillation', 'correction, higher-order', 'approximation, polynomial', 'back reaction', 'sum rule'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903185'] | ['Domain wall - type solution with oscillating thickness in a real, scalar field model is investigated with the help of a polynomial approximation. We propose a simple extension of the polynomial approximation method. In this approach we calculate higher order corrections to the planar domain wall solution, find that t... | ['1999-03-23'] |
6,391 | ['eng'] | ['Chaudhuri, S'] | ['Path integral evaluation of D-brane amplitudes'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'path integral', 'scattering amplitude'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903184'] | ["We extend Polchinski's evaluation of the measure for the one loop string path integral to amplitudes with boundaries and crosscaps embedded in Dbranes. We give a path integral derivation of the cylinder amplitude recovering both the annulus amplitude of open string theory with Neumann boundaries and the exchange ampl... | ['1999-03-23'] |
6,392 | ['eng'] | ['Ioannidou, T A', 'Sutcliffe, P M'] | ['Monopoles and Harmonic Maps'] | ['Particle Physics - Theory'] | ['magnetic monopole', 'gauge field theory, SU(N)', 'symmetry, rotational', 'symmetry breaking', 'transformation, rational', 'transformation, harmonic', 'field theoretical model, CP(N-1)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903183'] | ['Recently Jarvis has proved a correspondence between SU(N) monopoles and rational maps of the Riemann sphere into flag manifolds. Furthermore, he has outlined a construction to obtain the monopole fields from the rational map. In this paper we examine this construction in some detail and provide explicit examples for ... | ['1999-03-23'] |
6,393 | ['eng'] | ['Ohta, Y'] | ['Non-perturbative Solutions to N=2 Supersymmetric Yang-Mills Theories'] | ['Particle Physics - Theory'] | ['talk, Kyoto 1999/02/24', 'gauge field theory, Yang-Mills', 'supersymmetry', 'nonperturbative', 'prepotential', 'Picard-Fuchs equation', 'instanton', 'scaling', 'effective action', 'duality', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903182'] | ['This note reviews the progress on the low energy dynamics of N=2 supersymmetric Yang-Mills theories after the works of Seiberg and Witten. Specifically, the theory of prepotential for non-specialists is reviewed.'] | ['1999-03-23'] |
6,394 | ['eng'] | ['Delbourgo, Robert'] | ['A critique of the gauge technique'] | ['Particle Physics - Theory'] | ['gauge field theory', 'quantum electrodynamics', 'Dyson-Schwinger equation, solution', 'nonperturbative', 'vacuum polarization', 'n-point function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903180'] | ['A summary of the successes of and obstacles to the gauge technique (a non-perturbative method of solving Dyson-Schwinger equations in gauge theories) is given, as well as an outline of how progress may be achieved in this field.'] | ['1999-03-23'] |
6,395 | ['eng'] | ['Sastry, R R'] | ['Quantum Electrodynamics with the Pauli Term'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'extended particle', 'quantization', 'magnetic moment', 'Pauli term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903179'] | ['The quantum field theory of extended objects is employed to address the hitherto nonrenormalizable Pauli interaction. This is achieved by quantizing the Dirac field using the infinite dimensional generalization of the extended object formulation. The order $\\alpha$ contribution to the anomalous magnetic moment of th... | ['1999-03-23'] |
6,396 | ['eng'] | ['Bañados, M'] | ['Twisted sectors in three-dimensional gravity'] | ['Particle Physics - Theory'] | ['gravitation, Euclidean', 'dimension, 3', 'boundary condition, torus', 'quantization', 'black hole, entropy', 'space-time, anti-de Sitter', 'algebra, conformal', 'central charge', 'Riemann surfaces', 'Chern-Simons term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903178'] | ['Twisted sectors --solutions to the equations of motion with non-trivial monodromies-- of three dimensional Euclidean gravity are studied. We argue that upon quantization this new sector of the theory provides the necessary (and no more) degrees of freedom to account for the Bekenstein-Hawking entropy of three-dimensi... | ['1999-03-23'] |
6,397 | ['eng'] | ['Bakalarska, M', 'Broda, B'] | ['Three-dimensional topological quantum field theory of Witten type'] | ['Particle Physics - Theory'] | ['talk, Lodz 1998/04/15', 'gauge field theory, SU(2)', 'field theory, topological', 'dimension, 3', 'supersymmetry', 'Donaldson theory', 'Seiberg-Witten model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903177'] | ['Description of two three-dimensional topological quantum field theories of Witten type as twisted supersymmetric theories is presented. Low-energy effective action and a corresponding topological invariant of three-dimensional manifolds are considered.'] | ['1999-03-23'] |
6,398 | ['eng'] | ['Bouwknegt, P G', 'Chim, L', 'Ridout, D'] | ['Exclusion statistics in conformal field theory and the UCPF for WZW models'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'statistics, fractional', 'Wess-Zumino-Witten model', 'partition function, chiral', 'central charge', 'quasiparticle', 'algebra, Lie', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903176'] | ["In this paper we further elaborate on the notion of fractional exclusion statistics, as introduced by Haldane, in two-dimensional conformal field theory, and its connection to the Universal Chiral Partition Function as defined by McCoy and collaborators. We will argue that in general, besides the pseudo-particles int... | ['1999-03-23'] |
6,399 | ['eng'] | ['Hübsch, T'] | ['Linear and Chiral Superfields are Usefully Inequivalent'] | ['Particle Physics - Theory'] | ['superfield, chiral', 'superfield, linear', 'correlation function', 'multiplet, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9903175'] | ["Chiral superfields have been used, and extensively, almost ever since supersymmetry has been discovered. Complex linear superfields afford an alternate representation of matter, but are widely misbelieved to be 'physically equivalent' to chiral ones. We prove the opposite is true. Curiously, this re-enables a previou... | ['1999-03-23'] |
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