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 |
|---|---|---|---|---|---|---|---|---|
17,200 | ['eng'] | ['Elizalde, E', 'Jacksenaev, A G', 'Odintsov, S D', 'Shapiro, I L'] | ['One-loop renormalization and asymptotic behaviour of a higher-derivative scalar theory in curved spacetime'] | ['General Theoretical Physics'] | ['space-time', 'field theory, scalar', 'perturbation theory, higher-order', 'renormalization group', 'asymptotic behavior', 'transformation, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402154'] | ['A higher-derivative, interacting, scalar field theory in curved spacetime with the most general action of sigma-model type is studied. The one-loop counterterms of the general theory are found. The renormalization group equations corresponding to two different, multiplicatively renormalizable variants of the same are... | ['1994-03-01'] |
17,201 | ['eng'] | ['Fuchs, J', 'Ganchev, A C', 'Vecsernyés, P'] | ['Towards a classification of rational Hopf algebras'] | ['Mathematical Physics and Mathematics'] | ['algebra, Hopf', 'algebra, fusion', 'algebra, representation', 'Clebsch-Gordan coefficients'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402153'] | ['Rational Hopf algebras (certain quasitriangular weak quasi-Hopf $^*$-algebras) are expected to describe the quantum symmetry of rational field theories. In this paper methods are developped which allow for a classification of all rational Hopf algebras that are compatible with some prescribed set of fusion rules. The... | ['1994-03-01'] |
17,202 | ['eng'] | ['Bernard, D', 'LeClair, A'] | ['Differential equations for sine-Gordon correlation functions at the free fermion point'] | ['General Theoretical Physics'] | ['sine-Gordon model', 'dimension, 2', 'correlation function', 'fermion, determinant', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402144'] | ['We demonstrate that for the sine-Gordon theory at the free fermion point, the 2 point correlation functions of the fields $\\exp (i\\alpha \\Phi )$ for $0<\\alpha<1$ can be parameterized in terms of a solution of the sinh-Gordon equation. This result is derived by summing over intermediate multiparticle states and us... | ['1994-02-28'] |
17,203 | ['eng'] | ['Braga, N R F', 'Montani, H'] | ['Chiral bosons as solutions of the BV master equation 2d chiral gauge theories'] | ['General Theoretical Physics'] | ['Schwinger model', 'dimension, 2', 'anomaly', 'Wess-Zumino term', 'gauge field theory, Yang-Mills', 'fermion, chiral', 'boson, chiral', 'Hamiltonian formalism', 'quantization, Batalin-Vilkovisky', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402146'] | ['We construct the chiral Wess-Zumino term as a solution for the Batalin-Vilkovisky master equation for anomalous two-dimensional gauge theories, working in an extended field-antifield space, where the gauge group elements are introduced as additional degrees of freedom. We analyze the Abelian and the non-Abelian cases... | ['1994-02-28'] |
17,204 | ['eng'] | ['Kontsevich, M L', 'Manin, Yu I'] | ['Gromov-Witten classes, quantum cohomology, and enumerative geometry'] | ['Mathematical Physics and Mathematics'] | ['field theory, topological', 'geometry, algebra', 'differential forms, symplectic', 'cohomology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402147'] | ['The paper is devoted to the mathematical aspects of topological quantum field theory and its applications to enumerative problems of algebraic geometry. In particular, it contains an axiomatic treatment of Gromov-Witten classes, and a discussion of their properties for Fano varieties. Cohomological Field Theories are... | ['1994-02-28'] |
17,205 | ['eng'] | ['Kawai, T', 'Mohri, K'] | ['Geometry of (0,2) Landau-Ginzburg orbifolds'] | ['General Theoretical Physics'] | ['field theory, conformal', 'dimension, 2', 'supersymmetry', 'field theory, orbifold', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402148'] | ['Several aspects of (0,2) Landau-Ginzburg orbifolds are investigated. Especially the elliptic genera are computed in general and, for a class of models recently invented by Distler and Kachru, they are compared with the ones from (0,2) sigma models. Our formalism gives an easy way to calculate the generation numbers f... | ['1994-02-28'] |
17,206 | ['eng'] | ['Hietarinta, Jarmo'] | ['Labeling schemes for tetrahedron equations and dualities between them'] | ['General Theoretical Physics'] | ['string model', 'scattering amplitude, factorization', 'factorization, scattering amplitude', 'dimension, 2', 'integrability', 'Yang-Baxter equation', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402139'] | ["Zamolodchikov's tetrahedron equations, which were derived by considering the scattering of straight strings, can be written in three different labeling schemes: one can use as labels the states of the vacua between the strings, the states of the string segments, or the states of the particles at the intersections of ... | ['1994-03-01'] |
17,207 | ['eng'] | ['Birmingham, Daniel', 'Rakowski, M'] | ['On Dijkgraaf-Witten type invariants'] | ['General Theoretical Physics'] | ['gauge field theory, Z(N)', 'lattice field theory', 'simplex', 'Chern-Simons term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402138'] | ["We explicitly construct a series of lattice models based upon the gauge group $Z_{p}$ which have the property of subdivision invariance, when the coupling parameter is quantized and the field configurations are restricted to satisfy a type of mod-$p$ flatness condition. The simplest model of this type yields the Dijk... | ['1994-02-25'] |
17,208 | ['eng'] | ['Ody, M S', 'Ryder, Lewis H'] | ['Time-independent solutions to the two-dimensional non-linear O(3) sigma model and surfaces of constant mean curvature'] | ['General Theoretical Physics'] | ['sigma model, nonlinear', 'symmetry, O(3)', 'dimension, 3', 'differential geometry, surface', 'field equations, solution', 'field equations, soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402137'] | ['It is shown that time-independent solutions to the (2+1)-dimensional non- linear O(3) sigma model may be placed in correspondence with surfaces of constant mean curvature in three-dimensional Euclidean space. The tools required to establish this correspondence are provided by the classical differential geometry of su... | ['1994-02-25'] |
17,209 | ['eng'] | ['Mezhlumian, A', 'Peet, A W', 'Thorlacius, L'] | ['String thermalization at a black hole horizon'] | ['General Theoretical Physics'] | ['astrophysics, string', 'correlation function', 'black hole', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402125'] | ['Susskind has recently shown that a relativistic string approaching the event horizon of a black hole spreads in both the transverse and longitudinal directions in the reference frame of an outside observer. The transverse spreading can be described as a branching diffusion of wee string bits. This stochastic process ... | ['1994-02-24'] |
17,210 | ['eng'] | ['Kim, W T', 'Lee, C'] | ['Schrödinger fields on the plane with non-Abelian Chern-Simons interactions'] | ['General Theoretical Physics'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'Schroedinger equation', 'quantization, 1', 'dependence, gauge', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402129'] | ['Physical content of the nonrelativistic quantum field theory with non-Abelian Chern-Simons interactions is clarified with the help of the equivalent first- quantized description which we derive in any physical gauge.'] | ['1994-02-24'] |
17,211 | ['eng'] | ['Lowe, D A', 'Susskind, Leonard', 'Uglum, J'] | ['Information spreading in interacting string field theory'] | ['General Theoretical Physics'] | ['field theory, string', 'light cone gauge', 'string, interaction', 'interaction, string', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402136'] | ['The commutator of string fields is considered in the context of light cone string field theory. It is shown that the commutator is in general non--vanishing outside the string light cone. This could have profound implications for our understanding of the localization of information in quantum gravity.'] | ['1994-02-24'] |
17,212 | ['eng'] | ['De Montigny, M'] | ['Graded contractions of bilinear invariant forms of Lie algebras'] | ['Mathematical Physics and Mathematics'] | ['algebra, Lie', 'algebra, representation', 'supersymmetry, algebra', 'field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402132'] | ['We introduce a new construction of bilinear invariant forms on Lie algebras, based on the method of graded contractions. The general method is described and the $\\Bbb Z_2$-, $\\Bbb Z_3$-, and $\\Bbb Z_2\\otimes\\Bbb Z_2$-contractions are found. The results can be applied to all Lie algebras and superalgebras (finite... | ['1994-02-24'] |
17,213 | ['eng'] | ['Harnad, J', 'Wisse, M A'] | ['Isospectral flow in Loop Algebras and Quasiperiodic Solutions of the Sine-Gordon Equation'] | ['Particle Physics - Theory'] | ['sine-Gordon equation, solution', 'Hamiltonian formalism', 'loop space'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9210077'] | ['The sine-Gordon equation is considered in the hamiltonian framework provided by the Adler-Kostant-Symes theorem. The phase space, a finite dimensional coadjoint orbit in the dual space $\\grg^*$ of a loop algebra $\\grg$, is parametrized by a finite dimensional symplectic vector space $W$ embedded into $\\grg^*$ by a... | ['2002-07-01'] |
17,214 | ['eng'] | ['Sugihara, T', 'Matsuzaki, M', 'Yahiro, M'] | ['Two-dimensional SU(N) gauge theory on the light cone'] | ['General Theoretical Physics'] | ['gauge field theory, SU(N)', 'dimension, 2', 'light cone gauge', 'quantization', 'Hamiltonian formalism', 'wave function', 'mass spectrum', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402092'] | ["Two-dimensional SU($N$) gauge theory is accurately analyzed with the light-front Tamm-Dancoff approximation, both numerically and analytically. The light-front Einstein-Schrödinger equation for mesonic mass reduces to the 't Hooft equation in the large N limit, g.sup(2N) fixed, where g is the coupling constant. Hadro... | ['1994-02-17'] |
17,215 | ['eng'] | ['Gambini, R'] | ['The loop representation in gauge theories and quantum gravity'] | ['General Theoretical Physics'] | ['lectures', 'gauge field theory', 'Wilson loop', 'relativity theory, general', 'loop space', 'quantization', 'knot theory', 'quantum gravity', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9403006'] | ['We review the application of the loop representation to gauge theories and general relativity. The emphasis lies on exhibiting the loop calculus techniques, and their application to the canonical quantization. We discuss the role that knot theory and loop coordinates play in the determination of nondegenerate quantum... | ['1994-03-02'] |
17,216 | ['eng'] | ['Linde, Andrei D', 'Linde, D'] | ['Topological Defects as Seeds for Eternal Inflation'] | ['Particle Physics - Theory'] | ['topology, defect', 'inflationary universe', 'chaos', 'effective potential', 'domain wall', 'boundary condition', 'fractals', 'astrophysics, string', 'postulated particle, magnetic monopole', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402115'] | ['We investigate the global structure of inflationary universe both by analytical methods and by computer simulations of stochastic processes in the early Universe. We show that the global structure of the universe depends crucially on the mechanism of inflation. In the simplest models of chaotic inflation the Universe... | ['2001-04-18'] |
17,217 | ['eng'] | ['Klimcík, C', 'Tseytlin, Arkady A'] | ['Exact four dimensional string solutions and Toda-like sigma models from "null-gauged" WZNW theories'] | ['General Theoretical Physics'] | ['field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'gauge field theory', 'field theory, Toda', 'sigma model, nonlinear', 'string model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402120'] | [] | ['2003-12-11'] |
17,218 | ['eng'] | ['Kim, C'] | ['Decoupling, factorization and irrelevant operators in the effective field theory'] | ['General Theoretical Physics'] | ['phi**n model, 4', 'path integral', 'renormalization group, transformation', 'n-point function', 'perturbation theory, higher-order', 'factorization', 'effective Lagrangian'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402117'] | ["Using Wilson-Polchinski renormalization group equations, we give a simple new proof of decoupling and factorization of virtual heavy particle effects to all orders in perturbation theory and to any given order in inverse power of heavy particle mass $M$ in a $\\p^4$-type scalar field theory involving two real scalar ... | ['1994-02-23'] |
17,219 | ['eng'] | ['Grosche, C'] | ["$\\delta$'-function perturbations and Neumann boundary-conditions by path integration"] | ['General Theoretical Physics'] | ['particle, relativistic', 'fermion, Dirac', 'path integral', 'boundary condition', 'propagator', 'perturbation theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402110'] | [] | ['2003-12-11'] |
17,220 | ['eng'] | ['Bastianelli, F', 'Ohta, N'] | ['The large N=4 superconformal algebra and its BRST operator'] | ['General Theoretical Physics'] | ['algebra, conformal', 'supersymmetry, superfield', 'operator, Becchi-Rouet-Stora', 'string model', 'ghost'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402118'] | [] | ['2003-12-11'] |
17,221 | ['eng'] | ['Durhuus, B'] | ['Multi-spin systems on a randomly triangulated surface'] | ['General Theoretical Physics'] | ['model, spin', 'spin, model', 'lattice field theory, triangulation', 'gravitation', 'dimension, 2', 'matter, conformal', 'critical phenomena', 'susceptibility, string', 'mean field approximation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402052'] | ['We consider a class of spin systems on randomly triangulated surfaces as discrete approximations to conformal matter fields coupled to 2d gravity. On the basis of certain universality assumptions we argue that at critical points with diverging string susceptibility the model either exhibits mean field behaviour or it... | ['1994-02-10'] |
17,222 | ['eng'] | ['Crane, L'] | ['Possible Implications of the Quantum Theory of Gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'topology, effect', 'black hole', 'radiation, Hawking', 'fundamental constant'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402104'] | ['We consider the implications of some simple assumptions about the nature of the quantum theory of gravity which are plausible for a class of possible theories I have been attempting to construct. The simple assumptions turn out to have surprizingly wide implications of a type one might call philosophical. The paper i... | ['2001-04-18'] |
17,223 | ['eng'] | ['Antoniadis, Ignatios', 'Ferrara, Sergio', 'Kounnas, Costas'] | ['Exact supersymmetric string solutions in curved gravitational backgrounds'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'field theory, conformal', 'dimension, 2', 'gravitation, background field', 'field equations, solution', 'operator, algebra', 'operator product expansion', 'algebra, Kac-Moody', 'partition function', 'invariance, modular', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402073'] | ['We construct a new class of exact and stable superstring solutions based on $N=4$ superconformal world-sheet symmetry. In a subclass of these, the full spectrum of string excitations is derived in a modular-invariant way. In the weak curvature limit, our solutions describe a target space with non-trivial metric and t... | ['1994-03-02'] |
17,224 | ['eng'] | ['Gannon, T'] | ['Towards a classification of su(2) + ... + su(2) modular invariant partition functions'] | ['Mathematical Physics and Mathematics'] | ['field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'partition function', 'invariance, modular', 'algebra, Lie', 'algebra, affine', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402074'] | ['The complete classification of WZNW modular invariant partition functions is known for very few affine algebras and levels, the most significant being all levels of $A_1$ and $A_2$ and level 1 of all simple algebras. Here, we address the classification problem for the nicest high rank semi-simple affine algebras: $(A... | ['1994-02-15'] |
17,225 | ['eng'] | ['Cordes, S', 'Moore, G', 'Ramgoolam, S'] | ['Large N 2D Yang-Mills Theory and Topological String Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'dimension, 2', 'string model', 'field theory, topological', 'partition function', 'moduli space', 'Wilson loop', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402107'] | ["We describe a topological string theory which reproduces many aspects of the 1/N expansion of SU(N) Yang-Mills theory in two spacetime dimensions in the zero coupling (A=0) limit. The string theory is a modified version of topological gravity coupled to a topological sigma model with spacetime as target. The derivati... | ['1996-11-08'] |
17,226 | ['eng'] | ['Cvetic, M'] | ['Does only supergravity from superstrings comply with cosmic censorship?'] | ['General Theoretical Physics'] | ['string model', 'supersymmetry', 'supergravity', 'field theory, dilaton', 'topology', 'tunneling', 'astrophysics', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402089'] | ['We address classical topological configurations in four dimensional (4d) N=1 supergravity theories with a general dilaton coupling $\\alpha \\ge 0$. We concentrate on extreme Type I walls (static, planar configurations, interpolating between Minkowski space-time and a vacuum with a varying dilaton field) and extreme ... | ['1994-02-16'] |
17,227 | ['eng'] | ['Vilenkin, A'] | ['Topological inflation'] | ['General Theoretical Physics'] | ['inflationary universe', 'topology, defect', 'field theory, scalar', 'potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402085'] | ['Inflation can occur in the cores of topological defects, where the scalar field is forced to stay near the maximum of its potential. This topological inflation does not require fine-tuning of the initial conditions.'] | ['1994-02-16'] |
17,228 | ['eng'] | ['Zadra, A', 'Abdalla, Elcio'] | ['Non-critical superstrings'] | ['General Theoretical Physics'] | ['talk', 'string model', 'supersymmetry', 'gravitation', 'dimension, 2', 'matrix model', 'field theory, Liouville'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402083'] | ['We review the relation between the matrix model and Liouville approaches to two-dimensional gravity as elaborated by Moore, Seiberg and Staudacher. Then, based on the supersymmetric Liouville formulation and the discrete eigenvalue model proposed by Alvarez-Gaumé, Itoyama, Mañes and Zadra, we extend the previous rela... | ['1994-02-16'] |
17,229 | ['eng'] | ['Tseytlin, Arkady A'] | ['String solutions with non-constant scalar fields'] | ['General Theoretical Physics'] | ['talk', 'string model, heterotic', 'effective action', 'relativity theory, general', 'field theory, scalar', 'field equations, solution', 'energy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402082', 'http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=scan&id=P00021044'] | ['We discuss charged string solutions of the effective equations of D=4 heterotic string theory with non-constant dilaton and modulus fields. The effective action contains a generic moduli-dependent coupling function in the gauge field kinetic term and a non-perturbative scalar potential. This is a review of hep-th/930... | ['1994-02-14'] |
17,230 | ['eng'] | ['Ellwanger, Ulrich'] | ['Flow equations and BRS invariance for Yang-Mills theories'] | ['General Theoretical Physics'] | ['gauge field theory, Yang-Mills', 'field theory, Euclidean', 'effective action', 'transformation, Becchi-Rouet-Stora', 'Slavnov identity', 'renormalization group, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402077'] | ['Flow equations describe the evolution of the effective action $\\Gamma_k$ in the process of varying an infrared cutoff $k$. The presence of the infrared cutoff explicitly breaks gauge and hence BRS invariance. We derive modified Slavnov-Taylor identities, which are valid for nonvanishing $k$. They guarantee the BRS i... | ['1994-02-15'] |
17,231 | ['eng'] | ['Baacke, J', 'Junker, S'] | ['Quantum fluctuations of the electroweak sphaleron'] | ['Particle Physics - Theory'] | ['electroweak interaction', 'field equations, sphaleron', 'Higgs particle, mass', 'mass, Higgs particle', 'effective action', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402078'] | ['We correct an error in our treatment of the tadpole contribution to the fluctuation determinant of the sphaleron, and also a minor mistake in a previous estimate. Thereby the overall agreement between the two existing exact computations and their consistency with the estimate is improved considerably.'] | ['1994-02-15'] |
17,232 | ['eng'] | ['Vaysburd, I'] | ['Integrable perturbations of W$_{n}$ and WZW models'] | ['General Theoretical Physics'] | ['field theory, conformal', 'dimension, 2', 'integrability', 'Wess-Zumino-Witten model', 'algebra, W(N)', 'perturbation theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402061'] | ['We present a new class of 2d integrable models obtained as perturbations of minimal CFT with W-symmetry by fundamental weight primaries. These models are generalisations of well known $(1,2)$-perturbed Virasoro minimal models. In the large $p$ (number of minimal model) limit they coincide with scalar perturbations of... | ['1994-02-11'] |
17,233 | ['eng'] | ['Bietenholz, W', 'Giambiagi, J J'] | ['Solutions of the spherically symmetric wave equation in p + q dimensions'] | ['General Theoretical Physics'] | ['quantum mechanics', 'field equations, solution', 'Klein-Gordon equation, solution', 'any-dimensional', 'space-time', 'symmetry, rotational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402065'] | ["We discuss solutions of the spherically symmetric wave equation and Klein Gordon equation in an arbitrary number of spatial and temporal dimensions. Starting from a given solution, we present various procedures to generate futher solutions in the same or in different dimensions. The transition from odd to even or non... | ['1994-02-11'] |
17,234 | ['eng'] | ['Smilga, A V'] | ['Instantons and fermion condensate in adjoint QCD$_{2}$'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'dimension, 2', 'field equations, instanton', 'fermion, zero mode', 'fermion, condensation', 'approximation, quasiclassical', 'bosonization', 'partition function', 'finite temperature', 'Schwinger model', 'effective potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402066'] | ['We show that $QCD_2$ with adjoint fermions involves instantons due to nontrivial $\\pi_1[SU(N)/Z_N]~=~Z_N$. At high temperatures, quasiclassical approximation works and the action and the form of effective (with account of quantum corrections) instanton solution can be evaluated. Instanton presents a localized config... | ['1994-02-11'] |
17,235 | ['eng'] | ['Isaev, A P'] | ['Quantum group covariant noncommutative geometry'] | ['Mathematical Physics and Mathematics'] | ['quantum group, GL(N)', 'R-matrix', 'differential geometry, nonabelian', 'differential forms', 'mathematical methods', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402060'] | ['The algebraic formulation of the quantum group covariant noncommutative geometry in the framework of the $R$-matrix approach to the theory of quantum groups is given. We consider structure groups taking values in the quantum groups and introduce the notion of the noncommutative connections and curvatures transformed ... | ['1994-03-11'] |
17,236 | ['eng'] | ['De Vega, H J', 'Mezincescu, L', 'Nepomechie, R I'] | ['Scalar kinks'] | ['General Theoretical Physics'] | ['model, spin', 'spin, model', 'ground state', 'energy levels', 'statistical mechanics, kink', 'S-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402053'] | ['We determine the excitations and $S$ matrix of an integrable isotropic antiferromagnetic quantum spin chain of alternating spin 1/2 and spin 1. There are two types of gapless one-particle excitations: the usual spin 1/2 ("spinor") kink, and a new spin 0 ("scalar") kink. Remarkably, the scalar-spinor scattering is non... | ['1994-02-10'] |
17,237 | ['eng'] | ['Gat, G', 'Greenberg, O W'] | ['Canonical commutation relations in the Schwinger model'] | ['General Theoretical Physics'] | ['Schwinger model', 'dimension, 2', 'Hamiltonian formalism', 'operator, algebra', 'integrability', 'dependence, gauge', 'regularization, point splitting'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402055'] | ['We give the first operator solution of the Schwinger model that obeys the canonical commutation relations in a covariant gauge.'] | ['1994-02-10'] |
17,238 | ['eng'] | ['Bak, D', 'Jackiw, R W', 'Pi, S Y'] | ['Non-abelian Chern-Simons particles and their quantization'] | ['General Theoretical Physics'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'charged particle', 'quantization', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402057'] | ['A many-body Schrödinger equation for non-Abelian Chern-Simons particles is obtained from both point-particle and field-theoretic pictures. We present a particle Lagrangian and a field theoretic Lagrange density, and discuss their properties. Both are quantized by the symplectic method of Hamiltonian reduction. An N-b... | ['1994-02-10'] |
17,239 | ['eng'] | ['Okumura, Y'] | ['Standard model in differential geometry on discrete space M$_{4}$ x Z$_{3}$'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3) x SU(2) x U(1)', 'fermion', 'Higgs model', 'unified field theory, action', 'differential geometry, noncommutative', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402048'] | ['Standard model is reconstructed using the generalized differential calculus extended on the discrete space $M_4\\times Z_3$. $Z_3$ is necessary for the inclusion of strong interaction. Our starting point is the generalized gauge field expressed as $A(x,y)=\\!\\sum_{i}a^\\dagger_{i}(x,y){\\bf d}a_i(x y), (y=0,\\pm)$, ... | ['1994-02-09'] |
17,240 | ['eng'] | ['Okumura, Y'] | ['Gauge theory and Higgs mechanism based on differential geometry on discrete space M$_{4}$ x Z$_{N}$'] | ['Particle Physics - Theory'] | ['Salam-Weinberg model', 'grand unified theory, SU(5)', 'differential geometry, noncommutative', 'symmetry, Z(N)', 'differential forms', 'unified field theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402047'] | ['Weinberg-Salam theory and $SU(5)$ grand unified theory are reconstructed using the generalized differential calculus extended on the discrete space $M_4\\times Z_{\\mathop{}_{N}}$. Our starting point is the generalized gauge field expressed by $A(x,n)=\\!\\sum_{i}a^\\ dagger_{i}(x,n){\\bf d}a_i(x,n), (n=1,2,\\cdots N... | ['1994-02-09'] |
17,241 | ['eng'] | ['Landi, G', 'Viet, N A', 'Wali, K C'] | ['Gravity and electromagnetism in noncommutative geometry'] | ['General Theoretical Physics'] | ['gravitation', 'electromagnetic interaction', 'unified field theory', 'differential geometry, noncommutative', 'symmetry, Z(2)', 'Kaluza-Klein model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402046'] | ['We present a unified description of gravity and electromagnetism in the framework of a $Z_2$ noncommutative differential calculus. It can be considered as a "discrete version" of Kaluza-Klein theory, where the fifth continuous dimension is replaced by two discrete points. We derive an action which coincides with the ... | ['1994-02-09'] |
17,242 | ['eng'] | ['Bastianelli, F', 'Ohta, N', 'Petersen, J L'] | ['Toward the universal theory of strings'] | ['General Theoretical Physics'] | ['string model', 'supersymmetry', 'charge, Becchi-Rouet-Stora', 'algebra, conformal', 'operator product expansion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402042'] | ['We show that the $N=2$ superstrings may be viewed as a special class of the $N=4$ superstrings and demonstrate their equivalence. This allows us to realize all known string theories based on linear algebras and with $N<4$ supersymmetries as special choices of the vacua in the $N=4$ superstring.'] | ['1994-02-09'] |
17,243 | ['eng'] | ['Seiberg, N'] | ['Exact results on the space of vacua of four dimensional SUSY gauge theories'] | ['General Theoretical Physics'] | ['gauge field theory, SU(N)', 'supersymmetry', 'fermion, flavor', 'symmetry, SU(N) x SU(N) x U(1) x U(1)', 'vacuum state', 'moduli space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402044'] | ['We consider four dimensional quantum field theories which have a continuous manifold of inequivalent exact ground states - a moduli space of vacua. Classically, the singular points on the moduli space are associated with extra massless particles. Quantum mechanically these singularities can be smoothed out. Alternati... | ['1994-02-09'] |
17,244 | ['eng'] | ['Kempf, A', 'Majid, S'] | ['Algebraic q-integration and Fourier theory on quantum and braided spaces'] | ['General Theoretical Physics'] | ['quantum space', 'braid group', 'scaling', 'group theory, SL(N)', 'R-matrix', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402037'] | ['We introduce an algebraic theory of integration on quantum planes and other braided spaces. In the one dimensional case we obtain a novel picture of the Jackson $q$-integral as indefinite integration on the braided group of functions in one variable $x$. Here $x$ is treated with braid statistics $q$ rather than the u... | ['1994-02-09'] |
17,245 | ['eng'] | ['Ashtekar, Abhay'] | ['Quantum gravity'] | ['General Theoretical Physics'] | ['talk, Beer Sheva 1993/03/14', 'quantum gravity', 'unified field theory', 'axiomatic field theory', 'perturbation theory, higher-order', 'gauge field theory, Yang-Mills', 'gauge field theory, space-time', 'Wilson loop', 'loop space', 'coset space, phase space', 'regularization', 'operator, algebra', 'mathematical meth... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9404019'] | ['This article contains an introduction to quantum gravity for mathematical physicists with an emphasis on the difference between the structure of this theory from more familiar, Minkowskian quantum field theories which arise due to the absence of a background space-time geometry.'] | ['1994-04-07'] |
17,246 | ['eng'] | ['López, A', 'Rojo, A G', 'Fradkin, E S'] | ['Chern-Simons theory of the anisotropic quantum Heisenberg antiferromagnet on a square lattice'] | ['General Theoretical Physics'] | ['Heisenberg model', 'dimension, 2', 'gauge field theory', 'Chern-Simons term', 'lattice field theory', 'critical phenomena', 'fermion, Dirac', 'field theory, relativistic', 'mean field approximation', 'expansion, quasiclassical', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401156'] | ['We consider the anisotropic quantum Heisenberg antiferromagnet (with anisotropy .lambda.) on a square lattice using a Chern-Simons (or Wigner-Jordan) approach. We show that the Average Field Approximation (AFA) yields a phase diagram with two phases: a Néel state for .lambda.\\.lambda..sub(c) and a flux phase for .la... | ['1994-01-31'] |
17,247 | ['eng'] | ['Cattaneo, A S', 'Gamba, A', 'Martellini, M'] | ['Moduli spaces of curves with homology chains and c=1 matrix models'] | ['Mathematical Physics and Mathematics'] | ['matrix model', 'central charge, 1', 'geometry, algebra', 'moduli space', 'homology', 'perturbation theory, higher-order', 'quantum gravity', 'dimension, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402030'] | ['We show that introducing a periodic time coordinate in the models of Penner-Kontsevich type generalizes the corresponding constructions to the case of the moduli space ${\\cal S}_{gn}^k$ of curves $C$ with homology chains $\\gamma\\in H_1(C,\\zet_k)$. We make a minimal extension of the resulting models by adding a ki... | ['1994-02-09'] |
17,248 | ['eng'] | ['Lusanna, L'] | ["Dirac's observables for Yang-Mills theory with fermions"] | ['General Theoretical Physics'] | ['gauge field theory, Yang-Mills', 'gauge field theory, classical', 'fermion', 'Gauss law', 'Hamiltonian formalism, constraint', 'two-point function', 'differential geometry', 'Lagrangian formalism', 'charge, topological', 'invariance, Lorentz', 'fibre bundle', 'boundary condition', 'operator, Becchi-Rouet-Stora', 'gau... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402023'] | ["A canonical basis of global Dirac's observables for Yang-Mills theory with fermions are obtained in a functional space in which Gribov ambiguity is absent and Gauss' laws can be solved exactly. In terms of these observables, one can express the Lagrangian, the Hamiltonian, non-Abelian and topological charges. The pro... | ['1994-02-04'] |
17,249 | ['eng'] | ['Hori, K'] | ['On global aspects of gauged Wess-Zumino-Witten model'] | ['General Theoretical Physics'] | ['thesis', 'Wess-Zumino-Witten model', 'gauge field theory', 'fermion', 'space-time, torus', 'partition function', 'moduli space', 'correlation function', 'symmetry, SU(2) x SU(2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402019'] | ['This is a thesis for Rigaku-Hakushi($\\simeq$ Ph. D.). It clarifies the geometric meaning and field theoretical consequences of the spectral flows acting on the space of states of the "$G/H$ coset model". As suggested by Moore and Seiberg, the spectral flo w is realized as the response of states to certain change of ... | ['1994-02-04'] |
17,250 | ['eng'] | ['Kim, C', 'Kim, Y'] | ["Vortices in Bogomol'nyi limit of Einstein-Maxwell-Higgs theory with or without external sources"] | ['General Theoretical Physics'] | ['relativity theory, general', 'gauge field theory, U(1)', 'Higgs model', 'field equations, solution', 'vortex', 'symmetry, axial', 'energy', 'duality', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401113'] | ["The Abelian Higgs model with or without external particles is considered in curved space. Using the dual transformation, we rewrite the model in terms of dual gauge fields and derive the Bogomol'nyi-type bound. We find all possible cylindrically symmetric vortex solutions and vortex-particle composites by examining t... | ['2003-12-11'] |
17,251 | ['eng'] | ['Kerler, T'] | ['Mapping class group actions on quantum doubles'] | ['General Theoretical Physics'] | ['field theory, topological', 'algebra, tensor', 'differential geometry', 'transformation, diffeomorphism', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402017'] | ["We study representations of the mapping class group of the punctured torus on the double of a finite dimensional possibly non-semisimple Hopf algebra that arise in the construction of universal, extended topological field theories. We discuss how for doubles the degeneracy problem of TQFT's is circumvented. We find c... | ['1994-02-04'] |
17,252 | ['eng'] | ['Feigin, B L', 'Frenkel, E', 'Reshetikhin, N Yu'] | ['Gaudin model, Bethe ansatz and correlation functions at the critical level'] | ['General Theoretical Physics'] | ['algebra, Lie', 'Hamiltonian formalism', 'correlation function', 'Bethe ansatz', 'algebra, affine', 'Wess-Zumino-Witten model', 'Knizhnik-Zamolodchikov equation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402022'] | ["We propose a new method of diagonalization of hamiltonians of the Gaudin model associated to an arbitrary simple Lie algebra, which is based on Wakimoto modules over affine algebras at the critical level. We construct eigenvectors of these hamiltonians by restricting certain invariant functionals on tensor products o... | ['1994-02-04'] |
17,253 | ['eng'] | ['Amelino-Camelia, G'] | ['Perturbative bosonic end anyon spectra and contact interactions'] | ['General Theoretical Physics'] | ['postulated particle, anyon', 'quantum mechanics', 'regularization', 'many-body problem', 'energy eigenstate', 'perturbation theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402020'] | ['Bosonic end perturbative calculations for quantum mechanical anyon systems require a regularization. I regularize by adding a specific $\\delta$-function potential to the Hamiltonian. The reliability of this regularization procedure is verified by comparing its results for the 2-anyon in harmonic potential system wit... | ['1994-02-04'] |
17,254 | ['eng'] | ['Ramadevi, R', 'Govindarajan, T R', 'Kaul, R K'] | ['Chirality of knots 9$_{42}$ and 10$_{71}$ and Chern-Simons theory'] | ['Mathematical Physics and Mathematics'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'Wilson loop', 'knot theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401095'] | ['Up to ten crossing number, there are two knots, 9.sub(42) and 10.sub(71) whose chirality is not detected by any of the known polynomials, namely, Jones invariants and their two variable generalisations, HOMFLY and Kauffman invariants. We show that the generalised knot invariants, obtained through SU(2) Chern-Simons t... | ['1994-01-21'] |
17,255 | ['eng'] | ['Kerler, T'] | ['On braided tensor categories'] | ['General Theoretical Physics'] | ['talk, Ixtapa 1993/09/20', 'algebra, tensor', 'braid group', 'algebra, Hecke', 'cohomology', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402018'] | ['We investigate invertible elements and gradings in braided tensor categories. This leads us to the definition of theta-, product-, subgrading and orbitcategories in order to construct new families of BTC\'s from given ones. We use the representation theory of Hecke algebras in order to relate the fusionring of a BTC ... | ['1994-02-04'] |
17,256 | ['eng'] | ['Derendinger, J P', 'Quevedo, F', 'Quirós, M'] | ['The linear multiplet and quantum four-dimensional string effective actions'] | ['General Theoretical Physics'] | ['string model, heterotic', 'supersymmetry, multiplet', 'multiplet, supersymmetry', 'supergravity', 'effective action', 'renormalization', 'perturbation theory, higher-order', 'field theory, finite'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402007'] | ['In 4-D heterotic superstrings, the dilaton and antisymmetric tensor fields belong to a linear N=1 supersymmetric multiplet L. We study the lagrangian describing the coupling of one linear multiplet to chiral and gauge multiplets in global and local supersymmetry, with particular emphasis on string tree-level and loop... | ['1994-02-03'] |
17,257 | ['eng'] | ['Cho, J H', 'Hyun, S', 'Kim, J K'] | ['A covariant formulation of classical spinning particle'] | ['General Theoretical Physics'] | ['mechanics, classical', 'particle, relativistic', 'spin', 'constraint', 'symmetry, ISO(3,1)', 'charge, conservation law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402012'] | ['Covariantly we reformulate the description of a spinning particle in terms of the which entails all possible constraints explicitly; all constraints can be obtained just from the Lagrangian. Furthermore, in this covariant reformulation, the Lorentz element is to be considered to evolve the momentum or spin component ... | ['1994-02-03'] |
17,258 | ['eng'] | ['Verbaarschot, J J M'] | ["Spectral sum rules and Selberg's integral formula"] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'operator, Dirac', 'sum rule', 'flavor, 1', 'flavor, 2', 'matrix model', 'correlation function', 'partition function', 'expansion, chiral'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402008'] | ["Using Selberg's integral formula we derive all Leutwyler-Smilga type sum rules for one and two flavors, and for each of the three chiral random matrix ensembles. In agreement with arguments from effective field theory, all sum rules for $N_f = 1$ coincide for the three ensembles. The connection between spectral corre... | ['1994-02-03'] |
17,259 | ['eng'] | ['Giveon, Amit', 'Porrati, Massimo', 'Rabinovici, E'] | ['Target space duality in string theory'] | ['General Theoretical Physics'] | ['review', 'string model', 'duality', 'symmetry, discrete', 'moduli space', 'spontaneous compactification, torus', 'space-time', 'symmetry, O(N,N)', 'black hole', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401139'] | ['A review article submitted to Physics Report: target space duality and discrete symmetries in string theory are reviewed in different settings.'] | ['1994-01-31'] |
17,260 | ['eng'] | ['Bilal, Adel'] | ['Multi-component KdV hierarchy, V-algebra and non-abelian Toda theory'] | ['General Theoretical Physics'] | ['field theory, Toda', 'nonabelian', 'matrix model', 'operator, algebra', 'field equations', 'integrability', 'asymptotic expansion', 'Korteweg-de Vries equation, hierarchy', 'Miura transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401167'] | ['I study the recently discovered relation between the $2\\times 2$-matrix differential operator $L=\\partial^2-U$, and a certain non-linear and non-local Poisson bracket algebra ($V$-algebra), containing a Virasoro subalgebra, which appeared in the study of a non-abelian Toda field theory. Here, I show that this $V$-a... | ['1994-02-01'] |
17,261 | ['eng'] | ['Wilson, K G', 'Walhout, T', 'Harindranath, A', 'Zhang, W M', 'Perry, R J', 'Glazek, S'] | ['Nonperturbative light-front QCD'] | ['Particle Physics - Theory'] | ['quantum chromodynamics, nonperturbative', 'gauge field theory, light front', 'bound state', 'weak coupling', 'quantum electrodynamics', 'coupling constant', 'quark, mass', 'mass, quark', 'gluon, mass', 'mass, gluon', 'effective Hamiltonian', 'phase space', 'renormalization', 'infrared problem', 'hadron, mass', 'mass,... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401153'] | ['In this work the determination of low-energy bound states in Quantum Chromodynamics is recast so that it is linked to a weak-coupling problem. This allows one to approach the solution with the same techniques which solve Quantum Electrodynamics: namely, a combination of weak-coupling diagrams and many-body quantum me... | ['1994-01-31'] |
17,262 | ['eng'] | ['Kaplunovsky, V S', 'Louis, J'] | ['Field dependent gauge couplings in locally supersymmetric effective quantum field theories'] | ['General Theoretical Physics'] | ['effective action', 'supersymmetry', 'anomaly', 'Feynman graph, higher-order', 'regularization', 'nonperturbative', 'coupling constant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402005'] | ['We investigate the field dependence of the gauge couplings of locally supersymmetric effective quantum field theories. We find that the Weyl rescaling of supergravity gives rise to Wess-Zumino terms that affect the gauge couplings at the one-loop level. These Wess-Zumino terms are crucial in assuring supersymmetric c... | ['1994-02-02'] |
17,263 | ['eng'] | ['Gomis, J P', 'París, J'] | ['Anomalies and Wess-Zumino terms in an extended, regularized field-antifield formalism'] | ['General Theoretical Physics'] | ['gauge field theory, antifield', 'quantization', 'anomaly', 'Wess-Zumino term', 'regularization, Pauli-Villars', 'boson, string model', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401161'] | ['Quantization of anomalous gauge theories with closed, irreducible gauge algebra within the extended Field-Antifield formalism is further pursued. Using a PV regularization of the generating functional at one loop level, some alternative expressions for the anomaly are found; first, in a form involving only the regula... | ['1994-02-01'] |
17,264 | ['eng'] | ['Sen, A'] | ['Strong-weak coupling duality in four dimensional string theory'] | ['General Theoretical Physics'] | ['string model, heterotic', 'spontaneous compactification', 'space-time, torus', 'dimension, 10', 'dimensional reduction', 'dimension, 4', 'strong coupling', 'weak coupling', 'duality, transformation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402002'] | ["We present several pieces of evidence for strong-weak coupling duality symmetry in the heterotic string theory, compactified on a six dimensional torus. These include symmetry of the 1) low energy effective action, 2) allowed spectrum of electric and magnetic charges in the theory, 3) allowed mass spectrum of particl... | ['1994-02-02'] |
17,265 | ['eng'] | ['Alimohammadi, M', 'Ardalan, Farhad'] | ['Vertex operator of SL(2,R) black hole and 2-d gravity'] | ['General Theoretical Physics'] | ['Wess-Zumino-Witten model', 'dimension, 2', 'black hole', 'central charge, 1', 'charge, Becchi-Rouet-Stora', 'operator, vertex', 'coset space, SL(2,R)/U(1)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401158'] | ["By boosting the vertex operators of Witten's SL(2,R)/U(1) black hole, we show that in region the V they lead to the primary fields of c=1 matter coupled to gravity at nonzero cosmological constant, while there is no such correspondence in the region I, showing that Witten's black hole correspond to 2d gravity only in... | ['1994-02-01'] |
17,266 | ['eng'] | ['Dienes, K R'] | ['Modular invariance, finiteness, and misaligned supersymmetry'] | ['General Theoretical Physics'] | ['string model', 'supersymmetry', 'partition function', 'constraint', 'phase space', 'invariance, modular', 'field theory, finite', 'energy levels, density', 'asymptotic expansion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402006'] | ['Any modular-invariant string theory which contains neither physical nor unphysical tachyons must have equal numbers of bosonic and fermionic states at all mass levels. However, string theories without spacetime supersymmetry necessarily have unphysical tachyons in their spectra. To what extent, then, do these unphysi... | ['1994-02-02'] |
17,267 | ['eng'] | ['Smith, F D T'] | ['SU(3) x SU(2) x U(1), Higgs, and gravity from Spin(0,8) Clifford algebra Cl(0,8)'] | ['General Theoretical Physics'] | ['algebra, Clifford', 'space-time', 'dimensional reduction', 'group theory, gauge', 'gauge field theory, Spin(0,8)', 'Spin(0,8), gauge field theory', 'gauge field theory, SU(3) x SU(2) x U(1)', 'Higgs model', 'gravitation', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402003'] | ['The Lagrangian action for the D4-D5-E6 model of hep-th/9306011 has 8-dim spacetime V8 of the vector representation of Spin(0,8); 8-dim fermion fields S8+ = S8- of the half-spinor reps of Spin(0,8); and 28 gauge boson fields of the bivector adjoint rep of Spin(0,8). In this paper, the structure of the positive definit... | ['1994-02-02'] |
17,268 | ['eng'] | ['Dimakis, A', 'Müller-Hoissen, F'] | ['Differential calculus and gauge theory on finite sets'] | ['Mathematical Physics and Mathematics'] | ['lattice field theory', 'gauge field theory', 'differential forms', 'differential geometry, nonabelian'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401149'] | ['We develop differential calculus and gauge theory on a finite set G. An elegant formulation is obtained when G is supplied with a group structure and in particular for a cyclic group. Connes\' two-point model (which is an essential ingredient of his reformulation of the standard model of elementary particle physics) ... | ['1994-01-31'] |
17,269 | ['eng'] | ['Carroll, S M', 'Freedman, Daniel Z', 'Ortiz, M E', 'Page, D N'] | ['Physical states in canonically quantized supergravity'] | ['General Theoretical Physics'] | ['supergravity', 'Hamiltonian formalism', 'quantization, constraint', 'perturbation theory', 'Schroedinger equation', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401155'] | ["We discuss the canonical quantization of $N=1$ supergravity in the functional Schrodinger representation. Although the form of the supersymmetry constraints suggests that there are solutions of definite order $n$ in the fermion fields, we show that there are no such states for any finite $n$. For $n=0$, a simple scal... | ['1994-01-31'] |
17,270 | ['eng'] | ['Kudryavtsev, V A'] | ['Critical composite superconformal string'] | ['General Theoretical Physics'] | ['string model', 'supersymmetry', 'field theory, conformal', 'operator, Becchi-Rouet-Stora', 'algebra, Virasoro'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401142'] | ["In the paper the nilpotent conditions of BRST operator for new superconformal string model were found. This string includes anticommutation $2-d$ fields additional to the standard Neveu-Schwarz superconformal set which carry quark quantum numbers. In this case the superconformal symmetry is realized by a non-linear w... | ['1994-01-31'] |
17,271 | ['eng'] | ['Pawelczyk, J'] | ['An effective rigid string at $\\theta=\\pi$ for the 3D gauge theories/Ising model'] | ['General Theoretical Physics'] | ['string model', 'effective action', 'sigma model, nonlinear', 'dimension, 2', 'dimension, 3', 'renormalization group', 'perturbation theory, higher-order', 'background field'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401144'] | ['An effective sigma model describing behavior of the 3d rigid string with a .theta.-term at .theta. = .pi. is proposed. It contains non-perturbative corrections resulting from summation over different genera of the 2d surfaces. The effective theory is the SU(2) WZW model coupled to the Nambu-Goto action. RG analysis s... | ['1994-01-31'] |
17,272 | ['eng'] | ['Sitarz, A'] | ['Gravity from noncommutative geometry'] | ['General Theoretical Physics'] | ['differential geometry, noncommutative', 'space-time', 'symmetry, Z(2)', 'gravitation', 'field equations, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401145'] | ['We introduce the linear connection in the noncommutative geometry model of the product of continuous manifold and the discrete space of two points. We discuss its metric properties, define the metric connection and calculate the curvature. We define also the Ricci tensor and the scalar curvature. We find that the lat... | ['1994-01-31'] |
17,273 | ['eng'] | ['Sitarz, A'] | ['Noncommutative differential geometry with higher order derivatives'] | ['General Theoretical Physics'] | ['differential geometry, noncommutative', 'differential forms, higher-order', 'field theory, scalar', 'gauge field theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401146'] | ['We build a toy model of differential geometry on the real line, which includes derivatives of the second order. Such construction is possible only within the framework of noncommutative geometry. We introduce the metric and briefly discuss two simple physical models of scalar field theory and gauge theory in this geo... | ['1994-01-31'] |
17,274 | ['eng'] | ['Das, A', 'Maharana, J P'] | ['Duality of the superstring in superspace'] | ['General Theoretical Physics'] | ['string model', 'supersymmetry, superspace', 'background field, graviton', 'background field, tensor', 'symmetry, O(N,N)', 'duality, transformation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401147'] | ['The evolution of a closed NSR string is considered in the background of constant graviton and antisymmetric fields. The $\\sigma$-model action is written in a manifestly supersymmetric form in terms of superfields. The first order formalism adopted for the closed bosonic string is generalised to implement duality tra... | ['1994-01-31'] |
17,275 | ['eng'] | ['Dimakis, A', 'Müller-Hoissen, F'] | ['Noncommutative differential calculus'] | ['Mathematical Physics and Mathematics'] | ['differential geometry, noncommutative', 'differential forms', 'algebra, Hopf', 'algebra, C*', 'gauge field theory', 'supersymmetry, superspace', 'mathematical methods, stochastic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401151'] | ['We explore a differential calculus on the algebra of smooth functions on a manifold. The former is "noncommutative" in the sense that functions and differentials do not commute, in general. Relations with bicovariant differential calculus on certain quantum groups and stochastic calculus are discussed. A similar diff... | ['1994-01-31'] |
17,276 | ['eng'] | ['Müller-Hoissen, F'] | ['Differential calculi on quantum (sub)groups and their classical limit'] | ['Mathematical Physics and Mathematics'] | ['talk', 'quantum group, GL(2)', 'differential geometry, noncommutative', 'differential forms', 'approximation, classical', 'R-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401152'] | ['For the two-parameter matrix quantum group GLp,q(2) all bicovariant differential calculi (with a four-dimensional space of 1-forms) are known. They form a one-parameter family. Here, we give an improved presentation of previous results by using a different parametrization. We also discuss different ways to obtain bic... | ['1994-01-31'] |
17,277 | ['eng'] | ['Dimakis, A', 'Müller-Hoissen, F'] | ['Differential calculus and discrete structures'] | ['Mathematical Physics and Mathematics'] | ['talk', 'lattice field theory', 'differential geometry, nonabelian', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401150'] | ['There is a deformation of the ordinary differential calculus which leads from the continuum to a lattice (and induces a corresponding deformation of physical theories). We recall some of its features and relate it to a general framework of differential calculus on discrete sets. This framework generalizes the usual (... | ['1994-01-31'] |
17,278 | ['eng'] | ['Emery, S', 'Piguet, O'] | ['Symmetries of the Chern-Simons theory in the axial gauge, manifold with boundary'] | ['General Theoretical Physics'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'axial gauge', 'boundary condition', 'Ward identity', 'ghost', 'invariance, Becchi-Rouet-Stora', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401140'] | ['The field equations of the Chern-Simons theory quantized in the axial gauge are shown to be completely determined by supersymmetry Ward identities which express the invariance of the theory under the topological supersymmetry of Delduc, Gieres and Sorella together with the usual Slavnov identity without requiring any... | ['1994-01-31'] |
17,279 | ['eng'] | ['Danielsson, U H'] | ['Two-dimensional string theory, topological field theories and the deformed matrix model'] | ['General Theoretical Physics'] | ['string model', 'central charge, 1', 'dimension, 2', 'field theory, topological', 'matrix model, deformation', 'Landau-Ginzburg model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401135'] | ['In this paper the c=1 string theory is studied from the point of view of topological field theories. Calculations are done for arbitrary genus. A change in the prescription is proposed which reproduces the results of the $1/x^2$ deformed matrix model. It is proposed that the deformed matrix model is related to a D-se... | ['1994-01-31'] |
17,280 | ['eng'] | ['Ambjørn, Jan', 'Durhuus, B', 'Jónsson, T'] | ['A solvable 2d gravity model with $\\gamma$ $>$ 0'] | ['General Theoretical Physics'] | ['quantum gravity', 'dimension, 2', 'lattice field theory', 'coupling, matter', 'matter, coupling', 'central charge', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401137'] | ['We consider a model of discretized 2d gravity interacting with Ising spins where phase boundaries are restricted to have minimal length and show analytically that the critical exponent $\\gamma= 1/3$ at the spin transition point. The model captures the numerically observed behavior of standard multiple Ising spins co... | ['1994-01-31'] |
17,281 | ['eng'] | ['McGraw, P'] | ['A global analog of Cheshire charge'] | ['General Theoretical Physics'] | ['symmetry, spontaneously broken', 'vortex', 'string model', 'charge, exchange', 'exchange, charge', 'helium, superfluid', 'Aharonov-Bohm effect'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401120'] | ['It is shown that a model with a spontaneously broken global symmetry can support defects analogous to Alice strings, and a process analogous to Cheshire charge exchange can take place. A possible realization in superfluid He-3 is pointed out.'] | ['1994-02-01'] |
17,282 | ['eng'] | ['Bardek, V', 'Meljanac, S', 'Perica, A'] | ['Generalized statistics and dynamics in curved spacetime'] | ['General Theoretical Physics'] | ['space-time', 'spin, statistics', 'statistics, spin', 'algebra, oscillator', 'algebra, deformation', 'quantum algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401128'] | ['We consider the generalized momentum-depending quon algebra in a dynamically evolving curved spacetime and perform a type of analysis similar to that of J.W.Goodison and D.J.Toms. We find that, at least in principle, all kinds of statistics may occur in some regions, i.e. phases in momentum space, depending on Bogoli... | ['1994-01-31'] |
17,283 | ['eng'] | ['Dotsenko, V S', 'Harris, G', 'Marinari, E', 'Martinec, Emil J', 'Picco, M', 'Windey, P'] | ['The phenomenology of strings and clusters in the 3-d Ising model'] | ['General Theoretical Physics'] | ['Ising model', 'dimension, 3', 'model, cluster', 'random surface', 'scaling', 'critical phenomena, percolation', 'string model', 'lattice field theory', 'numerical calculations, Monte Carlo'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401129'] | ['We examine the geometrical and topological properties of surfaces surrounding clusters in the 3--$d$ Ising model. For geometrical clusters at the percolation temperature and Fortuin--Kasteleyn clusters at $T_c$, the number of surfaces of genus $g$ and area $A$ behaves as $A^{x(g)}e^{-\\mu(g)A}$, with $x$ approximatel... | ['1994-01-31'] |
17,284 | ['eng'] | ['Mende, P F'] | ['High energy string collisions in a compact space'] | ['General Theoretical Physics'] | ['string model, boson', 'scattering, string', 'string, scattering', 'scattering amplitude', 'asymptotic behavior', 'energy, high', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401126'] | ['When high energy strings scatter at fixed angle, their amplitudes characteristically fall off exponentially with energy, ${\\cal A} \\sim \\exp(-s \\times const.)$. We show that in a compact space this suppression disappears for certain kinematic configurations. Amplitudes are power-law behaved and therefore greatly ... | ['1994-01-31'] |
17,285 | ['eng'] | ['Gitman, D M', 'Gonçalves, A E', 'Tyutin, I V'] | ['Quantization of pseudoclassical model of spin one relativistic particle'] | ['General Theoretical Physics'] | ['particle, relativistic', 'spin, 1', '1, spin', 'quantization', 'Hamiltonian formalism', 'constraint', 'dependence, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401132'] | ['A consistent procedure of canonical quantization of pseudoclassical model for spin one relativistic particle is considered. Two approaches to treat the quantization for the massless case are discussed, the limit of the massive case and independent quantization of a modified action. Quantum mechanics constructed for t... | ['1994-01-31'] |
17,286 | ['eng'] | ['Rajeev, S G'] | ['Quantum hadrondynamics in two dimensions'] | ['General Theoretical Physics'] | ['hadron, field theory', 'field theory, nonlocal', 'field theory, nonlinear', 'dimension, 2', 'algebra, Grassmann', 'quantization', 'model, soliton', 'quantum chromodynamics', 'mechanics, classical', 'commutation relations', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401115'] | ['A nonlocal and nonlinear theory of hadrons, equivalent to the color singlet sector two dimensional QCD, is constructed. The phase space space of this theory is an infinite dimensional Grassmannian. The baryon number of QCD corresponds to a topological invariant ("virtual rank") of the Grassmannian. It is shown that t... | ['1994-01-25'] |
17,287 | ['eng'] | ['Sasakura, N'] | ['Discrete phase transitions associated to topological lattice field theories in dimension d $\\geq$ 2'] | ['General Theoretical Physics'] | ['lattice field theory, topological', 'dimension, >=2', 'critical phenomena, discrete', 'renormalization group, fixed point', 'correlation, length', 'perturbation theory', 'group theory, Z(N)', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401094'] | ['We investigate the neighborhood of Topological Lattice Field Theories (TLFTs) in the parameter space of general lattice field theories in dimension $D\\geq 2$, and discuss the phase structures associated to them. We first define a volume-dependent TLFT, and discuss its decomposition to a direct sum of irreducible TLF... | ['1994-01-20'] |
17,288 | ['eng'] | ['Girardello, L', 'Zaffaroni, A'] | ['Exact renormalization group equation and decoupling in quantum field theory'] | ['General Theoretical Physics'] | ['field theory, massive', 'massive, field theory', 'field theory, scalar', 'decoupling', 'effective Lagrangian', 'renormalization group', 'symmetry, spontaneously broken', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401104'] | ['New proves of decoupling of massive fields in several quantum field theories are derived in the effective Lagrangian approach based on Wilson renormalization group. In the most interesting case of gauge theories with spontaneous symmetry breaking, the approach, combined with the quantum action principle, leads to a r... | ['1994-01-25'] |
17,289 | ['eng'] | ["Figueroa-O'Farrill, J M"] | ['A comment on the magical realizations of W_3'] | ['General Theoretical Physics'] | ['algebra, W(3)', 'algebra, representation', 'boson', 'operator product expansion', 'algebra, Jordan', 'quantization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401108'] | ['In the process of investigating classical realizations of W_3 in terms of free bosons, Romans unveiled a relation to finite-dimensional Jordan algebras with a cubic norm. These algebras have been classified and consist of an infinite series (yielding the "generic" realizations) and four sporadic algebras associated t... | ['1994-01-25'] |
17,290 | ['eng'] | ['Hawking, Stephen William'] | ['The superscattering matrix for two dimensional black holes'] | ['General Theoretical Physics'] | ['quantum cosmology', 'black hole', 'dimension, 2', 'S-matrix', 'energy, flux', 'flux, energy', 'operator, scattering', 'scattering, operator', 'invariance, CPT', 'coherence', 'field theory, Liouville'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401109'] | ['A consistent Euclidean semi classical calculation is given for the superscattering operator $\\$ $ in the RST model for states with a constant flux of energy. The $\\$ $ operator is CPT invariant. There is no loss of quantum coherence when the energy flux is less than a critical rate and complete loss when the energy... | ['1994-01-25'] |
17,291 | ['eng'] | ['Schaller, P', 'Strobl, T'] | ['Diffeomorphisms versus non abelian gauge transformations'] | ['General Theoretical Physics'] | ['quantum gravity', 'dimension, 2', 'phase space', 'algebra, SL(2,R)', 'gauge field theory, nonabelian', 'transformation, gauge', 'diffeomorphism', 'Hamiltonian formalism', 'quantization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401110'] | ['We investigate the phase space of a typical model of 1+1 dimensional gravity (Jackiw-Teitelboim model with cylindrical topology) using its reformulation as a non abelian gauge theory based on the sl(2,R) algebra. Modifying the conventional approach we argue that one should take the universal covering of SL(2,R) rathe... | ['1994-01-25'] |
17,292 | ['eng'] | ['Pflaum, M J'] | ['Quantum groups on fibre bundles'] | ['Mathematical Physics and Mathematics'] | ['quantum group', 'fibre bundle', 'field theory, instanton', 'geometry, noncommutative', 'quantum space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401085'] | ['It is shown that the principle of locality and noncommutative geometry can be connnected by a sheaf theoretical method. In this framework quantum spaces are introduced and examples in mathematical physics are given. With the language of quantum spaces noncommutative principal and vector bundles are defined and their ... | ['1994-01-20'] |
17,293 | ['eng'] | ['Das, S R', 'Mukherji, S'] | ['Black hole formation and space-time fluctuations in two dimensional dilaton gravity and complementarity'] | ['General Theoretical Physics'] | ['quantum cosmology', 'black hole', 'gravitation, dilaton', 'dimension, 2', 'field theory, scalar', 'boundary condition', 'approximation, quasiclassical', 'astrophysics, horizon'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401102'] | ['We study black hole formation in a model of two dimensional dilaton gravity and $24$ massless scalar fields with a boundary. We find the most general boundary condition consistent with perfect reflection of matter and the constraints. We show that in the semiclassical approximation and for the generic value of a para... | ['1994-01-21'] |
17,294 | ['eng'] | ['Jaskólski, Z', 'Meissner, K A'] | ['First quantized noncritical relativistic Polyakov string'] | ['General Theoretical Physics'] | ['string model', 'quantization, 1', 'constraint', 'path integral', 'dimension, >1', 'dimension, <25', 'scattering amplitude', 'algebra, Virasoro', 'algebra, representation', 'ghost', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401100'] | ['The first quantization of the relativistic Brink-Di Vecchia-Howe- Polyakov (BDHP) string in the range 1 < d < 25 is considered. It is shown that using the Polyakov sum over bordered surfaces in the Feynman path integral quantization scheme one gets a consistent quantum mechanics of relativistic 1-dim extended objects... | ['1994-01-21'] |
17,295 | ['eng'] | ['Alvarez, Enrique', 'Gracía-Bondía, José M', 'Martin, C P'] | ['A renormalization group analysis of the NCG constraints $m_{top} = 2\\,m_{W}$, $m_{Higgs} = 3.14 \\, m_{W}$'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3) x SU(2) x U(1)', 'renormalization group', 'perturbation theory, higher-order', 'geometry, noncommutative', 'mass, truth', 'truth, mass', 'Higgs particle, mass', 'mass, Higgs particle', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401099'] | ['We study the evolution under the renormalization group of the restrictions on the parameters of the standard model coming from Non-Commutative Geometry, namely $m_{top} = 2\\,m_W$ and $m_{Higgs} = 3.14 \\, m_W$. We adopt the point of view that these relations are to be interpreted as {\\it tree level} constraints and... | ['1994-01-21'] |
17,296 | ['eng'] | ['Kashiwa, T', 'Takahashi, Y'] | ['Gauge invariance in quantum electrodynamics'] | ['General Theoretical Physics'] | ['quantum electrodynamics', 'quantization', 'invariance, gauge', 'Hamiltonian formalism', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401097'] | ['Contrary to the conventional view point of quantization that breaks the gauge symmetry, a gauge invariant formulation of quantum electrodynamics is proposed. Instead of fixing the gauge, some frame is chosen to yield the locally invariant fields. We show that all the formulations, such as the Coulomb, the axial, and ... | ['1994-01-21'] |
17,297 | ['eng'] | ['Dubikovsky, A', 'Sveshnikov, K'] | ['Spin content of the quantum soliton'] | ['General Theoretical Physics'] | ['field equations, soliton', 'quantization', 'spin', 'group theory, Poincare', 'dimension, 3', 'dimension, 4', 'Skyrme model, SU(2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401088'] | ['The classical soliton solution, quantized by means of suitable translational and rotational collective coordinates, is embedded into the one-particle irreductible representation of the Poincare group corresponding to a definite spin. It is shown, that within the conventional quasiclassical expansion such embedding le... | ['1994-01-20'] |
17,298 | ['eng'] | ['Cavicchi, M'] | ['A bilocal field approach to the large-N expansion of two-dimensional (gauge) theories'] | ['General Theoretical Physics'] | ['dimension, 2', 'Gross-Neveu model', 'field theory, vector', 'symmetry, O(N)', 'field theoretical model, CP(N-1)', 'gauge field theory, SU(N)', 'field theory, nonlocal', 'path integral', 'perturbation theory, higher-order', 'renormalization', 'numerical calculations', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9401086'] | ['We consider a wide class of two-dimensional models as gauge theories, Gross-Neveu model, O(N) and CP.sup(N-1)-like models using a formalism based on the introduction of bilocal fields that permits to perform easily the large-N expansion of this set of models in a unified and general way. We mainly discuss the SU(N) g... | ['1994-01-20'] |
17,299 | ['eng'] | ['Strobl, T'] | ['Poisson Structure Induced Field Theories and Models of 1+1 Dimensional Gravity'] | ['Particle Physics - Theory'] | ['thesis', 'gravitation', 'dimension, 2', 'field theory, induced', 'Hamiltonian formalism', 'differential forms, symplectic', 'phase space', 'symmetry, transformation', 'field equations, solution', 'time', 'gauge field theory, SU(2)', 'Poisson bracket', 'numerical calculations', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0011248'] | ['PhD thesis TU-Vienna, May 1994. Table of Contents: 1. Introduction, 2. Poisson Structure Induced Two Dimensional Field Theories, 3. Models of Gravity in 1+1 Dimensions'] | ['2000-11-29'] |
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