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 |
|---|---|---|---|---|---|---|---|---|
16,200 | ['eng'] | ['Shapiro, I L'] | ['On the renormalization of higher derivative two dimensional gravity'] | ['Particle Physics - Theory'] | ['gravitation, action', 'dimension, 2', 'field theory, dilaton', 'perturbation theory, higher-order', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501121'] | ['The fourth derivatives models for two dimensional gravity are shown to be equivalent to the special version of the nonlinear sigma model coupled to 2d quantum gravity. The reduction consists in the introduction of the auxiliary scalar fields and can be performed in an explicit way for both metric and general matric-d... | ['1995-01-27'] |
16,201 | ['eng'] | ['Ahn, C', 'Krivonos, S', 'Sorin, A'] | ['The full structure of N=2 quantum super-W$_{3}^{(2}$) algebra'] | ['Particle Physics - Theory'] | ['quantum algebra, W(3)', 'central charge', 'algebra, representation', 'current, fermion', 'operator product expansion', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501100'] | ["We present the complete structure of the nonlinear N=2 super extension of Polyakov-Bershadsky, W_3^{(2)}, algebra with the generic central charge, c, at the {\\it quantum} level. It contains extra two pairs of fermionic currents with integer spins 1 and 2, besides the currents of N=2 superconformal and W_3^{(2)} alge... | ['1995-01-24'] |
16,202 | ['eng'] | ['Samols, T M'] | ['A stochastic model of a quantum field theory'] | ['Particle Physics - Theory'] | ['lattice field theory, stochastic', 'light cone gauge', 'R-matrix', 'invariance, Lorentz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501117'] | ['The problem of obtaining a realistic, relativistic description of a quantum system is discussed in the context of a simple (light-cone) lattice field theory. A natural stochastic model is proposed which, although non-local, is relativistic (in the appropriate lattice sense), and which is operationally indistinguishab... | ['1995-01-26'] |
16,203 | ['eng'] | ['Böttger, W', 'Wissowski, H', 'Kastrup, H A'] | ['Solutions of the Hamilton-Jacobi equation for one component two dimensional field theories'] | ['Particle Physics - Theory'] | ['talk', 'dimension, 2', 'Hamilton-Jacobi equation, solution', 'field theory, Liouville', 'sine-Gordon model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501115'] | ['The Hamilton--Jacobi formalism generalized to 2--dimensional field theories according to Lepage\'s canonical framework is applied to several covariant real scalar fields, e.g. massless and massive Klein--Gordon, Sine--Gordon, Liouville and \\phi^4 theories. For simplicity we use the Hamilton--Jacobi equation of DeDon... | ['1995-01-26'] |
16,204 | ['eng'] | ['Feingold, A J', 'Ries, J F X', 'Weiner, M D'] | ['Spinor construction of the c = 1/2 minimal model'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'algebra, Virasoro', 'algebra, Kac-Moody', 'algebra, representation', 'central charge, 1/2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501114'] | ["The usual spinor construction from one fermion yields four irreducible representations of the Virasoro algebra with central charge c = 1/2. The Neveu-Schwarz (NS) sector is the direct sum of an h = 0 and an h = 1/2 module, and the Ramond (R) sector is the direct sum of two copies of an h = 1/16 module. In addition to... | ['1995-01-25'] |
16,205 | ['eng'] | ['Bandos, I A', 'Pasti, P', 'Sorokin, D P', 'Tonin, M', 'Volkov, D'] | ['Superstrings and supermembranes in the doubly supersymmetric geometrical approach'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, p-brane', 'supersymmetry', 'twistor', 'any-dimensional', 'differential geometry', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501113'] | ['We perform a generalization of the geometrical approach to describing extended objects for studying the doubly supersymmetric twistor--like formulation of super--p--branes. Some basic features of embedding world supersurface into target superspace specified by a geometrodynamical condition are considered. It is shown... | ['1995-01-25'] |
16,206 | ['eng'] | ['Bowcock, P', 'Corrigan, E'] | ['Classically integrable boundary conditions for affine Toda field theories'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'dimension, 2', 'boundary condition', 'integrability', 'differential equations, Lax', 'charge, conservation law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501098'] | ['Boundary conditions compatible with classical integrability are studied both directly, using an approach based on the explicit construction of conserved quantities, and indirectly by first developing a generalisation of the Lax pair idea. The latter approach is closer to the spirit of earlier work by Sklyanin and yie... | ['1995-01-23'] |
16,207 | ['eng'] | ['Singleton, D A'] | ['Exact Schwarzschild-like solution for SU(N) gauge theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'field theory, scalar', 'field equations, soliton', 'symmetry, rotational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501097'] | ['In this paper we extend our previously discovered exact solution for an SU(2) gauge theory coupled to a massless, non-interacting scalar field, to the general group SU(N+1). Using the first-order formalism of Bogomolny, an exact, spherically symmetric solution for the gauge and scalar fields is found. This solution i... | ['1995-01-23'] |
16,208 | ['eng'] | ['Bershadsky, M', 'Johansen, A', 'Sadov, V', 'Vafa, C'] | ['Topological reduction of 4D SYM to 2D $\\sigma$-models'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'dimension, 4', 'flux, magnetic', 'magnetic, flux', 'dimensional reduction, topological', 'dimension, 2', 'sigma model', 'Riemann surfaces', 'Donaldson theory', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501096'] | ['By considering a (partial) topological twisting of supersymmetric Yang-Mills compactified on a 2d space with `t Hooft magnetic flux turned on we obtain a supersymmetric \\sigma-model in 2 dimensions. For N=2 SYM this maps Donaldson observables on products of two Riemann surfaces to quantum cohomology ring of moduli s... | ['1995-01-23'] |
16,209 | ['eng'] | ['Langmann, E'] | ['Non-commutative integration calculus'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'fermion', 'differential geometry, noncommutative', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501092'] | ["We discuss a non--commutative integration calculus arising in the mathematical description of anomalies in fermion--Yang--Mills systems. We consider the differential complex of forms u_0\\ccr{\\eps}{u_1}\\cdots\\ccr{\\eps}{u_n} with \\eps a grading operator on a Hilbert space \\cH and u_i bounded operators on \\cH wh... | ['1995-01-23'] |
16,210 | ['eng'] | ['Das, S R'] | ['Geometric entropy of non-relativistic fermions and two dimensional strings'] | ['Particle Physics - Theory'] | ['fermion, nonrelativistic', 'dimension, 2', 'entropy, geometrical', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501090'] | ["We consider the geometric entropy of free nonrelativistic fermions in two dimensions and show that it is ultraviolet finite for finite fermi energies, but divergent in the infrared. In terms of the corresponding collective field theory this is a {\\em nonperturbative} effect and is related to the soft behaviour of th... | ['1995-01-23'] |
16,211 | ['eng'] | ['Tupper, G B', 'Scholtz, F G'] | ['Quantizing SU(N) gauge theories without gauge fixing'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'quantization', 'path integral', 'dependence, gauge', 'transformation, Becchi-Rouet-Stora', 'perturbation theory, higher-order', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501089'] | ['We generalize and extend a quantization procedure proposed by the present authors which is designed to quantize SU(N) gauge theories in the continuum without fixing the gauge and thereby avoid the Gribov problem. In particular we discuss the BRS symmetry underlying the effective action. We proceed to use this BRS sym... | ['1995-01-23'] |
16,212 | ['eng'] | ['Ortín, Tomas'] | ['Time-symmetric initial data sets in 4-D dilaton gravity'] | ['Particle Physics - Theory'] | ['gravitation', 'field theory, dilaton', 'electromagnetic field', 'Einstein equation, solution', 'boundary condition', 'time', 'wormhole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501094'] | ['I study the time--symmetric initial--data problem in theories with a massless scalar field (dilaton), free or coupled to a Maxwell field in the stringy way, finding different initial--data sets describing an arbitrary number of black holes with arbitrary masses, charges and asymptotic value of the dilaton. The presen... | ['1995-01-23'] |
16,213 | ['eng'] | ['Kirsten, K', 'Toms, David J'] | ['Bose-Einstein condensation for interacting scalar fields in curved spacetime'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'space-time', 'symmetry, O(N)', 'gas, boson', 'finite temperature', 'potential, chemical', 'gauge field theory', 'approximation, weak coupling', 'weak coupling, approximation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501093'] | ['We consider the model of self-interacting complex scalar fields with a rigid gauge invariance under an arbitrary gauge group G. In order to analyze the phenomenon of Bose-Einstein condensation finite temperature and the possibility of a finite background charge is included. Different approaches to derive the relevant... | ['1995-01-23'] |
16,214 | ['eng'] | ['Crescimanno, M J', 'Schnitzer, H J'] | ['Universal aspects of two-dimensional Yang-Mills theory at large N'] | ['Particle Physics - Theory'] | ['gauge field theory, U(N)', 'dimension, 2', 'partition function', 'Wilson loop', 'expansion 1/N', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501099'] | ['We show that the large N partition functions and Wilson loop observables of two-dimensional Yang-Mills theories admit a universal functional form irrespective of the gauge group. We demonstrate that U(N) QCD_2 undergoes a large N, third-order phase transition on the projective plane at an area-coupling product of \\p... | ['1995-01-23'] |
16,215 | ['eng'] | ['Muzinich, I J', 'Vokos, S'] | ['Long range forces in quantum gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'gravitation, potential', 'quantum mechanics, correction', 'postulated particle, graviton', 'propagator', 'forces, long-range', 'path integral, quantization', 'string model', 'perturbation theory', 'scalar particle, scattering amplitude', 'scattering amplitude, scalar particle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501083'] | ["We calculate the leading quantum and semi-classical corrections to the Newtonian potential energy of two widely separated static masses. In this large-distance, static limit, the quantum behaviour of the sources does not contribute to the quantum corrections of the potential. These arise exclusively from the propagat... | ['1995-01-19'] |
16,216 | ['eng'] | ['Braga, N R F', 'Wotzasek, C'] | ['Coupling chiral bosons to gravity'] | ['Particle Physics - Theory'] | ['boson, chiral', 'coupling, gravitation', 'gravitation, coupling', 'gravitation, background field', 'field theory, scalar'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501081'] | ['chiral boson actions of Floreanini and Jackiw (FJ), and of McClain,Wu and Yu (MWY) have been recently shown to be different representations of the same chiral boson theory. MWY displays manifest covariance and also a (gauge) symmetry that is hidden in the FJ side, which, on the other hand, displays the physical spect... | ['1995-01-19'] |
16,217 | ['eng'] | ['Henderson, R J', 'Rajeev, S G'] | ['Solitons in a bilocal field theory'] | ['Particle Physics - Theory'] | ['fermion', 'dimension, 2', 'field theory, nonlocal', 'field equations, soliton', 'Gross-Neveu model', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501080'] | ['We obtain a bilocal classical field theory as the large N limit of the chiral Gross--Neveu (or non--abelian Thirring) model. Exact classical solutions that describe topological solitons are obtained. It is shown that their mass spectrum agrees with the large N limit of the spectrum of the chiral Gross--Neveu model.'] | ['1995-01-19'] |
16,218 | ['eng'] | ['MacKay, N J'] | ['Lattice quantization of yangian charges'] | ['Particle Physics - Theory'] | ['quantum algebra', 'Yang-Baxter equation', 'charge, algebra', 'differential equations, Lax', 'transfer matrix', 'lattice field theory', 'R-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501079'] | ["By placing theories with Yangian charges on the lattice in the analogue of the St Petersburg school's approach to the sine-Gordon system, we exhibit the Yangian structure of the auxiliary algebra, and explain how the two Yangians are related."] | ['1995-01-19'] |
16,219 | ['eng'] | ['Kastler, D', 'Schücker, T'] | ["A detailed account of Alain Connes' version of the standard model, 4"] | ['Particle Physics - Theory'] | ['Salam-Weinberg model', 'quantum chromodynamics', 'unified field theory', 'differential geometry, noncommutative', 'particle, multiplet', 'multiplet, particle', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501077'] | ['We give a detailed account of the computation of the Yang-Mills action for the Connes-Lott model with general coupling constant in the commutant of the K-cycle. This leads to tree-approximation results amazingly compatible with experiment, yielding a first indication on the Higgs mass.'] | ['1995-01-19'] |
16,220 | ['eng'] | ['Underwood, J', 'Spence, B'] | ['Restricted quantum theory of affine Toda solitons'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'field theory, soliton', 'quantization', 'S-matrix', 'differential geometry, symplectic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501078'] | ['We quantise the reduced theory obtained by substituting the soliton solutions of affine Toda theory into its symplectic form. The semi-classical S-matrix is found to involve the classical Euler dilogarithm.'] | ['1995-01-19'] |
16,221 | ['eng'] | ['Pelts, G'] | ['Large conformal deformations and spacetime structure'] | ['Particle Physics - Theory'] | ['talk', 'field theory, conformal', 'dimension, 2', 'operator, vertex', 'field theory, deformation', 'energy, low', 'approximation, linear', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501082'] | ['We demonstrate in detail how the space of two-dimensional quantum field theories can be parametrized by off-shell closed string states. The dynamic equation corresponding to the condition of conformal invariance includes an infinite number of higher order terms, and we give an explicit procedure for their calculation... | ['1995-01-19'] |
16,222 | ['eng'] | ['LeClair, A'] | ['Form factors from vertex operators and correlation functions at q = 1'] | ['Particle Physics - Theory'] | ['talk', 'sine-Gordon model', 'dimension, 2', 'algebra, SL(2)', 'algebra, affine', 'algebra, deformation', 'correlation function', 'operator, vertex', 'form factor', 'fermion, massive', 'massive, fermion', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501076'] | ['We present a new application of affine Lie algebras to massive quantum field theory in 2 dimensions, by investigating the q\\to 1 limit of the q-deformed affine \\hat{sl(2)} symmetry of the sine-Gordon theory, this limit occurring at the free fermion point. We describe how radial quantization leads to a quasi-chiral ... | ['1995-01-19'] |
16,223 | ['eng'] | ['Pons, J M'] | ['Plugging the gauge fixing into the Lagrangian'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'Lagrangian formalism', 'fibre bundle', 'electromagnetic field', 'gauge fixing'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9510044'] | ['A complete analysis of the consequences of introducing a set of holonomic gauge fixing constraints (to fix the dynamics) into a singular Lagrangian is performed. It is shown in general that the dynamical system originated from the reduced Lagrangian erases all the information regarding the first class constraints of ... | ['1995-10-10'] |
16,224 | ['eng'] | ['Kazama, Y'] | ['On quantum black holes'] | ['Particle Physics - Theory'] | ['lectures, Mt. Sorak 1994/06/27', 'quantum gravity', 'dimension, 2', 'dimension, 4', 'black hole, classical', 'field theory, dilaton', 'radiation, Hawking', 'black hole, quasiclassical', 'space-time, singularity', 'invariance, Becchi-Rouet-Stora', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412224'] | ['A pedagogical discussion is given of some aspects of \\lq\\lq quantum black holes", primarily using recently developed two-dimensional models. After a short preliminary concerning classical black holes, we give several motivations for studying such models, especially the so called dilaton gravity models in 1+1 dimens... | ['1995-01-04'] |
16,225 | ['eng'] | ['Nurmagambetov, A Yu', 'Tkach, V I'] | ['A generalized twistor dynamics of the D = 3 SUSY systems'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'supersymmetry, superfield', 'electromagnetic field', 'supergravity', 'background field', 'twistor', 'algebra, constraint'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501074'] | ['A generalization of the twistor shift procedure to the case of superparticle interacting with the background D=3 N=1 Maxwell and D=3 N=1 supergravity supermultiplet is considered. We investigate twistor shift effects and discuss the structure of the resulting constraint algebra.'] | ['1995-01-19'] |
16,226 | ['eng'] | ['Blau, Matthias', 'Thompson, G'] | ['Localization and diagonalization'] | ['Particle Physics - Theory'] | ['review', 'path integral', 'field theory, topological', 'gauge field theory, Yang-Mills', 'quantum mechanics, supersymmetry', 'cohomology', 'loop space', 'sigma model', 'phase space', 'index theorem', 'invariance, gauge', 'invariance, Becchi-Rouet-Stora', 'fibre bundle', 'mathematical methods', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501075'] | ['We review localization techniques for functional integrals which have recently been used to perform calculations in and gain insight into the structure of certain topological field theories and low-dimensional gauge theories. These are the functional integral counterparts of the Mathai-Quillen formalism, the Duisterm... | ['1995-01-19'] |
16,227 | ['eng'] | ['Hwang, S', 'Rhedin, H'] | ['Construction of BRST invariant states in G/H WZNW models'] | ['Particle Physics - Theory'] | ['Wess-Zumino-Witten model', 'dimension, 2', 'phase space', 'algebra, Becchi-Rouet-Stora', 'algebra, representation', 'cohomology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501084'] | ['We study the cohomology arising in the BRST formulation of G/H gauged WZNW models, i.e. in which the states of the gauged theory are projected out from the ungauged one by means of a BRST condition. We will derive for a general simple group H with arbitrary level, conditions for which the cohomology is non-trivial. W... | ['1995-01-20'] |
16,228 | ['eng'] | ['Navarro, M', 'Aldaya, V', 'Calixto, M'] | ['Group quantization on configuration space'] | ['Particle Physics - Theory'] | ['quantization', 'quantum group', 'model, oscillator', 'Klein-Gordon equation', 'invariance, conformal', 'space-time', 'Dirac equation', 'electromagnetic field', 'group theory, Virasoro', 'gravitation, induced', 'light cone gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501085'] | ['New features of a previously introduced Group Approach to Quantization are presented. We show that the construction of the symmetry group associated with the system to be quantized (the ``quantizing group") does not require, in general, the explicit construction of the phase space of the system, i.e., does not requir... | ['1995-01-20'] |
16,229 | ['eng'] | ['Kelnhofer, G'] | ['Yang-Mills theory with the Pontryagin term on manifolds with a boundary'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Theta parameter', 'boundary condition', 'quantization', 'phase space', 'fibre bundle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501086'] | ['The 3+1 dimensional Yang-Mills theory with the Pontryagin term included is studied on manifolds with a boundary. Based on the geometry of the universal bundle for Yang-Mills theory, the symplectic structure of this model is exhibited. The topological type of the quantization line bundles is shown to be determined by ... | ['1995-01-20'] |
16,230 | ['eng'] | ['Bernard, D'] | ['On the random vector potential model in two dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, U(N)', 'fermion, massless', 'massless, fermion', 'dimension, 2', 'vector, random', 'supersymmetry', 'correlation function, chiral', 'anomaly', 'bosonization', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501087'] | ['The random vector potential model describes massless fermions coupled to a quenched random gauge field. We study its abelian and non-abelian versions. The abelian version can be completely solved using bosonization. We analyse the non-abelian model using its supersymmetric formulation and show, by a perturbative reno... | ['1995-01-20'] |
16,231 | ['eng'] | ['Kim, W T', 'Lee, J', 'Park, Y J'] | ['Stability analysis of the dilatonic black hole in two dimensions'] | ['Particle Physics - Theory'] | ['gravitation, dilaton', 'black hole, stability', 'dimension, 2', 'perturbation, linear', 'Hamiltonian formalism, constraint'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9502114'] | ['We explicitly show that the net number of degrees of freedom in the two-dimensional dilaton gravity is zero through the Hamiltonian constraint analysis. This implies that the local space-time dependent physical excitations do not exist. From the linear perturbation around the black hole background, we explicitly prov... | ['1995-02-20'] |
16,232 | ['eng'] | ['Lee, T'] | ['Statistical mechanics of non-abelian Chern-Simons particles'] | ['Particle Physics - Theory'] | ['statistical mechanics', 'braid group, nonabelian', 'Chern-Simons term', 'current algebra, SU(2)', 'gas', 'dimension, 2', 'quantum mechanics', 'partition function', 'postulated particle, anyon'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9506015'] | ['We discuss the statistical mechanics of a two-dimensional gas of non-Abelian Chern-Simons particles which obey the non-Abelian braid statistics. The second virial coefficient is evaluated in the framework of the non-Abelian Chern-Simons quantum mechanics.'] | ['1995-06-05'] |
16,233 | ['eng'] | ['Aida, T', 'Kitazawa, Y', 'Nishimura, J', 'Tsuchiya, A'] | ['Two-loop renormalization in quantum gravity near two dimensions'] | ['Particle Physics - Theory'] | ['quantum gravity', 'dimension, 2', 'effective action', 'epsilon expansion', 'perturbation theory, higher-order', 'renormalization group, beta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501056'] | ['We study two--loop renormalization in (2+\\epsilon)--dimensional quantum gravity. As a first step towards the full calculation, we concentrate on the divergences which are proportional to the number of matter fields. We calculate the \\beta functions and show how the nonlocal divergences as well as the infrared diver... | ['1995-01-16'] |
16,234 | ['eng'] | ['Gasperini, M', 'Ricci, R A'] | ['Homogeneous conformal string backgrounds'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'background field', 'space-time', 'field theory, dilaton', 'field theory, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501055'] | ['We present exact solutions characterised by Bianchi-type I,II, III,V, VI four-dimensional metric, space-independent dilaton, and vanishing torsion background, for the low energy string effective action with zero central charge deficit. We show that, in such a context, curvature singularities cannot be avoided, except... | ['1995-01-16'] |
16,235 | ['eng'] | ['Wotzasek, C'] | ['Faddeev-Jackiw approach to hidden symmetries'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'Hamiltonian formalism', 'transformation, hidden symmetry', 'algebra, symplectic', 'quantum electrodynamics', 'gravitation, induced', 'dimension, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9502042'] | ["The study of hidden symmetries within Dirac's formalism does not possess a systematic procedure due to the lack of first-class constraints to act as symmetry generators. On the other hand, in the Faddeev-Jackiw approach, gauge and reparametrization symmetries are generated by the null eigenvectors of the sympletic ma... | ['1995-02-08'] |
16,236 | ['eng'] | ['Dalmazi, D', 'De Souza-Dutra, A'] | ['Free relativistic anyon with canonical spin algebra'] | ['Particle Physics - Theory'] | ['postulated particle, anyon', 'dimension, 3', 'symmetry breaking, Poincare', 'group theory, Lorentz', 'group theory, representation', 'spin, algebra', 'algebra, spin'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9411116'] | ['We discuss a relativistic free particle with fractional spin in 2+1 dimensions, where the dual spin components satisfy the canonical angular momentum algebra \\left\\{ S_\\mu , S_\\nu \\right\\}\\,=\\,\\epsilon_{\\mu \\nu \\gamma}S^\\gamma . It is shown that it is a general consequence of these features that the Poin... | ['1994-11-17'] |
16,237 | ['eng'] | ['Randjbar-Daemi, S', 'Strathdee, J A'] | ['Gravitational Lorentz anomaly from the overlap formula in 2-dimensions'] | ['Particle Physics - Theory'] | ['fermion, chiral', 'dimension, 3', 'gravitation', 'anomaly', 'effective action', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501012'] | ['In this letter we show that the overlap formulation of chiral gauge theories correctly reproduces the gravitational Lorentz anomaly in 2-dimensions. This formulation has been recently suggested as a solution to the fermion doubling problem on the lattice. The well known response to general coordinate transformations ... | ['1995-01-05'] |
16,238 | ['eng'] | ['Rösgen, M', 'Varnhagen, R'] | ['Steps towards lattice Virasoro algebras'] | ['Particle Physics - Theory'] | ['algebra, Virasoro', 'algebra, lattice', 'algebra, SU(1,1)', 'algebra, Temperley-Lieb', 'algebra, representation', 'field theory, conformal', 'dimension, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501005'] | ['An explicit construction is presented for the action of the su(1,1) subalgebra of the Virasoro algebra on path spaces for the c(2,q) minimal models. In the case of the Lee-Yang edge singularity, we show how this action already fixes the central charge of the full Virasoro algebra. For this case, we additionally const... | ['1995-01-04'] |
16,239 | ['eng'] | ['Marnelius, R'] | ['BRST quantization of gauge theories like SL(2,R) on inner product spaces'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'gauge field theory, SL(2,R)', 'quantization', 'Hamiltonian formalism', 'transformation, Becchi-Rouet-Stora', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9501003'] | ['Some general formulas are derived for the solutions of a BRST quantization on inner product spaces of finite dimensional bosonic gauge theories invariant under arbitrary Lie groups. A detailed analysis is then performed of SL(2,R) invariant models and some possible geometries of the Lagrange multipliers are derived t... | ['1995-01-04'] |
16,240 | ['eng'] | ['Stingl, M'] | ['A systematic extended iterative solution for QCD'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'field theory, Euclidean', 'perturbation theory, higher-order', 'renormalization group', 'asymptotic expansion', 'n-point function', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9502157'] | ['An outline is given of an extended perturbative solution of Euclidean QCD which systematically accounts for a class of nonperturbative effects, while allowing renormalization by the perturbative counterterms. Proper vertices Gamma are approximated by a double sequence Gamma r,p, with r the degree of rational approxim... | ['1995-03-01'] |
16,241 | ['eng'] | ['Corrigan, E'] | ['Recent developments in affine Toda field theory'] | ['Particle Physics - Theory'] | ['lectures, Banff 1994/08/16', 'field theory, Toda', 'field theory, affine', 'dimension, 2', 'group theory, representation', 'S-matrix', 'integrability', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412213'] | ["Lectures at the CRM-CAP Summer School 'Particles and Fields 94' August 16-24 1994, Banff, Alberta, Canada."] | ['1995-01-04'] |
16,242 | ['eng'] | ['Frolov, V'] | ['Black hole entropy'] | ['Particle Physics - Theory'] | ['black hole, entropy', 'entropy, statistical', 'entropy, thermodynamical', 'black hole, wave function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412211'] | ['In the talk different definitions of the black hole entropy are discussed and compared. It is shown that the Bekenstein-Hawking entropy S^{BH} (defined by the response of the free energy of a system containing a black hole on the change of the temperature) differs from the statistical- mechanical entropy S^{SM}=-\\mb... | ['1995-01-04'] |
16,243 | ['eng'] | ['Gomis, J P', 'París, J', 'Samuel, S'] | ['Antibracket, antifields and gauge-theory quantization'] | ['Particle Physics - Theory'] | ['review', 'field theory, antifield', 'gauge field theory, Yang-Mills', 'quantization', 'field theory, topological', 'field theory, string', 'field theory, tensor', 'boson, string model', 'transformation, gauge', 'invariance, Becchi-Rouet-Stora', 'number theory', 'gauge fixing', 'fermion', 'anomaly', 'renormalization',... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412228'] | ['The antibracket formalism for gauge theories, at both the classical and quantum level, is reviewed. Gauge transformations and the associated gauge structure are analyzed in detail. The basic concepts involved in the antibracket formalism are elucidated. Gauge-fixing, quantum effects, and anomalies within the field-an... | ['1995-01-04'] |
16,244 | ['eng'] | ['Viet, N A', 'Wali, K C'] | ['Noncommutative geometry and a discretized version of Kaluza-Klein theory with a finite field content'] | ['Particle Physics - Theory'] | ['Kaluza-Klein model', 'space-time, discrete', 'differential geometry, noncommutative', 'differential forms', 'particle, multiplet', 'multiplet, particle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412220'] | ['We consider a four-dimensional space-time supplemented by two discrete points assigned to a Z_2 algebraic structure and develop the formalism of noncommutative geometry. By setting up a generalised vielbein, we study the metric structure. Metric compatible torsion free connection defines a unique finite field content... | ['1995-01-04'] |
16,245 | ['eng'] | ['Ho, V'] | ['Gravity as a coupling of two electromagnetic fields'] | ['Particle Physics - Theory'] | ['gravitation, model', 'electromagnetic field, coupling', 'coupling, electromagnetic field', 'space-time', 'differential geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412243'] | ['A discussion on a possibility to represent gravity as a coupling of two electrogmanetic fields'] | ['1995-01-06'] |
16,246 | ['eng'] | ['Accardi, L', 'Lu, Y G', 'Volovich, I V'] | ['Non-commutative (quantum) probability, master fields and stochastic bosonization'] | ['Particle Physics - Theory'] | ['mathematical methods, stochastic', 'noncommutative', 'linear spaces, Fock space', 'linear spaces, deformation', 'fermion', 'bosonization, stochastic', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412241'] | ["In this report we discuss some results of non--commutative (quantum) probability theory relating the various notions of statistical independence and the associated quantum central limit theorems to different aspects of mathematics and physics including: q--deformed and free central limit theorems; the description of ... | ['1995-01-04'] |
16,247 | ['eng'] | ['Asano, M', 'Itoi, C', 'Kojima, S I'] | ['Random walk construction of spinor fields on three dimensional lattice'] | ['Particle Physics - Theory'] | ['lattice field theory', 'dimension, 3', 'spinor', 'random walk', 'Klein-Gordon equation', 'Dirac equation', 'Chern-Simons term', 'energy', 'correlation function', 'critical phenomena', 'scaling', 'continuum limit', 'universality', 'symmetry, lattice'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412215'] | ['Euclidean invariant Klein-Gordon, Dirac and massive Chern-Simons field theories are constructed in terms of a random walk with a spin factor on a three dimensional lattice. We exactly calculate the free energy and the correlation functions which allow us to obtain the critical diffusion constant and associated critic... | ['1995-01-04'] |
16,248 | ['eng'] | ['Bazhanov, V V', 'Lukyanov, S', 'Zamolodchikov, A B'] | ['Integrable structure of conformal field theory, quantum KdV theory and thermodynamic Bethe ansatz'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'Korteweg-de Vries equation', 'integrability', 'Bethe ansatz', 'S-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412229'] | ["We construct the quantum versions of the monodromy matrices of KdV theory. The traces of these quantum monodromy matrices, which will be called as ``{\\bf T}-operators'', act in highest weight Virasoro modules. The {\\bf T}-operators depend on the spectral parameter \\lambda and their expansion around \\lambda = \\in... | ['1995-01-04'] |
16,249 | ['eng'] | ['Ramond, P'] | ['Introductory lectures on low energy supersymmetry'] | ['Particle Physics - Theory'] | ['lectures', 'supersymmetry, superfield', 'supersymmetry, multiplet', 'multiplet, supersymmetry', 'supersymmetry, symmetry breaking', 'field theory, action', 'electroweak interaction', 'symmetry, spontaneously broken'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412234'] | ['As the title indicates'] | ['1995-01-04'] |
16,250 | ['eng'] | ['Lechtenfeld, O'] | ['From N=2 fermionic strings to superstrings?'] | ['Particle Physics - Theory'] | ['talk', 'string model', 'supersymmetry', 'quantization', 'invariance, Lorentz', 'cohomology, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412242'] | ['I review the covariant quantization of the critical N{=}2 fermionic string with and without a global {\\bf Z}_2 twist. The BRST analysis yields massless bosonic and fermionic vertex operators in various ghost and picture number sectors, as well as picture-changers and their inverses, depending on the field basis chos... | ['1995-01-04'] |
16,251 | ['eng'] | ['Ter-Kazarian, G T'] | ['Introduction to the theory of goyaks (operator manifold approach to geometry and particle physics)'] | ['Particle Physics - Theory'] | ['gauge field theory', 'postulated particle, goyak', 'operator, algebra', 'algebra, representation', 'quantization, 2', 'differential geometry', 'differential forms', 'confinement'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9510110'] | ['The question that guides our discussion is "how did the geometry and particles come into being?" To explore this query we suggest the theory of goyaks, which reveals the primordial deeper structures underlying fundamantal concepts of contemporary physics. It address itself to the question of the prime-cause of origin... | ['1995-10-17'] |
16,252 | ['eng'] | ['Kogan, I I'] | ['Black hole spectrum, horizon quantization and all that'] | ['Particle Physics - Theory'] | ['black hole, horizon', 'mass spectrum, discrete', 'discrete, mass spectrum', 'dimension, 3', 'membrane model, topological', 'quantization', 'radiation, Hawking', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412232'] | ['We discuss the possibility that quantum black holes have discrete mass spectrum. Different arguments leading to this conclusion are considered, particularly the decoupling between left and right sectors in string theory - the so-called heterotic principle. The case of a 2+1 dimensional black holes is considered as an... | ['1995-01-04'] |
16,253 | ['eng'] | ['Srivastava, P P'] | ['Light-front dynamics of Chern-Simons systems'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'phi**n model, 2', 'Chern-Simons term', 'dimension, 3', 'quantization, light front', 'Hamiltonian formalism', 'invariance, Lorentz', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412239', 'http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=.&id=SCAN-9412157'] | ['Chern-Simons theory coupled to complex scalars is quantized on the light- front in the local light-cone gauge by constructing the self-consistent hamiltonian theory. It is shown that no inconsistency arises on using two local gauge-fixing conditions in the Dirac procedure. The light-front Hamiltonian turns out to be ... | ['1994-12-13'] |
16,254 | ['eng'] | ['Bonini, M', "D'Attanasio, M"] | ['BRS symmetry from renormalization group flow'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'Slavnov identity', 'renormalization group, transformation', 'perturbation theory, higher-order', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412195'] | ['By using the exact renormalization group formulation we prove perturbatively the Slavnov-Taylor (ST) identities in SU(2) Yang-Mills theory. This results from two properties: {\\it locality}, \\ie the ST identities are valid if their local part is valid; {\\it solvability}, \\ie the local part of ST identities is vali... | ['1995-01-04'] |
16,255 | ['eng'] | ['Felder, G'] | ['Elliptic quantum groups'] | ['Particle Physics - Theory'] | ['talk', 'quantum group, representation', 'algebra, Lie', 'Yang-Baxter equation', 'Knizhnik-Zamolodchikov equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412207'] | ["This note for the Proceedings of the International Congress of Mathematical Physics gives an account of a construction of an ``elliptic quantum group'' associated with each simple classical Lie algebra. It is closely related to elliptic face models of statistical mechanics, and, in its semiclassical limit, to the Wes... | ['1995-01-04'] |
16,256 | ['eng'] | ['Zuber, J B'] | ['Conformal, integrable and topological theories, graphs and Coxeter groups'] | ['Particle Physics - Theory'] | ['talk', 'field theory, conformal', 'dimension, 2', 'field theory, topological', 'n-point function', 'integrability', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412202'] | ['I review three different problems occuring in two dimensional field theory: 1) classification of conformal field theories; 2) construction of lattice integrable realizations of the latter; 3) solutions to the WDVV equations of topological field theories. I show that a structure of Coxeter group is hidden behind these... | ['1995-01-06'] |
16,257 | ['eng'] | ['Srivastava, P P'] | ['Light-front quantization and spontaneous symmetry breaking'] | ['Particle Physics - Theory'] | ['talk', 'quantization, light front', 'symmetry, spontaneously broken', 'Hamiltonian formalism', 'field theory, scalar', 'continuum limit'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412204'] | ['The spontaneous symmetry breaking (and Higgs) mechanism in the theory quantized on the light-front ({\\it l.f.}), in the {\\it discretized formulation}, is discussed. The infinite volume limit is taken to obtain the {\\it continuum version}. The hamiltonian formulation is shown to contain a new ingredient in the form... | ['1995-01-04'] |
16,258 | ['eng'] | ['Srivastava, P P'] | ['Phase transition in scalar theory quantized on the light-front'] | ['Particle Physics - Theory'] | ['talk', 'field theory, scalar', 'quantization, light front', 'phi**n model, 4', 'dimension, 2', 'renormalization', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412205'] | ['The renormalization of the two dimensional light-front quantized \\phi^{4} theory is discussed. The mass renormalization condition and the renormalized constraint equation are shown to contain all the information to describe the phase transition in the theory, which is found to be of the second order in agreement wit... | ['1995-01-04'] |
16,259 | ['eng'] | ['Douglas, M R', 'Li, M'] | ['Free variables and the two matrix model'] | ['Particle Physics - Theory'] | ['matrix model, 2', 'n-point function, planar', 'Dyson-Schwinger equation, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412203'] | ["We study the full set of planar Green's functions for a two-matrix model using the language of functions of non-commuting variables. Both the standard Schwinger-Dyson equations and equations determining connected Green's functions can be efficiently discussed and solved. This solution determines the master field for ... | ['1995-01-04'] |
16,260 | ['eng'] | ['Lechtenfeld, O', 'Samuel, S'] | ['The solution of the d-dimensional twisted group lattices'] | ['Particle Physics - Theory'] | ['group theory, lattice', 'group theory, representation', 'boundary condition', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412197'] | ['The general d-dimensional twisted group lattice is solved. The irreducible representations of the corresponding group are constructed. It is proven that they are complete. New solutions to the self-dual Yang-Mills equations on a hypertorus with twisted boundary conditions are obtained.'] | ['1995-01-04'] |
16,261 | ['eng'] | ['Duff, Michael J', 'Khuri, R R', 'Lu, J X'] | ['String solitons'] | ['Particle Physics - Theory'] | ['review', 'field equations, soliton', 'string model', 'supersymmetry', 'duality', 'membrane model, p-brane', 'p-brane, 5', 'dimension, 10', 'any-dimensional', 'spontaneous compactification', 'postulated particle, magnetic monopole', 'black hole', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412184'] | ['We review the status of solitons in superstring theory, with a view to understanding the strong coupling regime. These {\\it solitonic} solutions are non-singular field configurations which solve the empty-space low-energy field equations (generalized, whenever possible, to all orders in \\alpha\'), carry a non-vanis... | ['1995-01-04'] |
16,262 | ['eng'] | ['Benachenhou, F'] | ['Black hole evaporation'] | ['Particle Physics - Theory'] | ['thesis', 'black hole', 'dimension, 2', 'radiation, Hawking', 'effect, back reaction', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412189'] | ['This thesis is a review of black hole evaporation with emphasis on recent results obtained for two dimensional black holes. First, the geometry of the most general stationary black hole in four dimensions is described and some classical quantities are defined. Then, a derivation of the spectrum of the radiation emitt... | ['1995-01-04'] |
16,263 | ['eng'] | ['Hallin, J', 'Liljenberg, P'] | ['Fermionic and bosonic pair creation in an external electric field at finite temperature using the functional Schrödinger representation'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'electromagnetic field, external field', 'finite temperature', 'Schroedinger equation', 'density matrix, time dependence', 'fermion, pair production', 'pair production, fermion', 'boson, pair production', 'pair production, boson', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412188'] | ['We solve the time evolution of the density matrix both for fermions and bosons in the presence of a homogeneous but time dependent external electric field. The number of particles produced by the external field, as well as their distribution in momentum space is found for finite times. Furthermore, we calculate the p... | ['1995-01-04'] |
16,264 | ['eng'] | ['Casher, Aharon', 'Elkonin, B V'] | ['Explicit breaking of supersymmetry by non-perturbative effects'] | ['Particle Physics - Theory'] | ['Higgs model', 'supersymmetry, symmetry breaking', 'nonperturbative', 'field theory, instanton', 'electroweak interaction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412186'] | ['Instanton effects in a family of completely massive Higgs models with N=1 supersymmetry are investigated. The models have N_c=2 and N_f\\ge 2. In each model, we show that a certain gauge invariant correlation function depends in a non-trivial way on its coordinates, in spite of the fact that supersymmetry requires it... | ['1995-01-04'] |
16,265 | ['eng'] | ['Kastler, D', 'Schücker, T'] | ['The standard model à la Connes-Lott'] | ['Particle Physics - Theory'] | ['electroweak interaction', 'geometry, noncommutative', 'coupling constant', 'Higgs particle, mass', 'mass, Higgs particle', 'mass, truth', 'truth, mass', 'gauge field theory', 'space-time', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412185'] | ['The relations among coupling constants and masses in the standard model \\`a la Connes-Lott with general scalar product are computed in detail. We find a relation between the top and the Higgs masses. For m_t=174\\pm22\\ GeV it yields m_H=277\\pm40\\ GeV. The Connes-Lott theory privileges the masses m_t=160.4\\ GeV a... | ['1995-01-04'] |
16,266 | ['eng'] | ['Floreanini, R', 'Percacci, R'] | ['The renormalization group flow of the dilaton potential'] | ['Particle Physics - Theory'] | ['gravitation, action', 'field theory, dilaton', 'effective action', 'mass spectrum', 'renormalization group, transformation', 'unitarity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412181'] | ["We consider a scalar-metric gauge theory of gravity with independent metric, connection and dilaton. The role of the dilaton is to provide the scale of all masses, via its vacuum expectation value. In this theory, we study the renormalization group flow of the dilaton potential, taking into account threshold effects ... | ['1995-01-04'] |
16,267 | ['eng'] | ['Berkovits, N'] | ['Vanishing theorems for the self-dual N=2 string'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'duality', 'scattering amplitude, higher-order', 'higher-order, scattering amplitude'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412179'] | ['It is proven that up to possible surface terms, the only non-vanishing momentum-dependent amplitudes for the self-dual N=2 string in R^{2,2} are the tree-level two and three-point functions, and the only non-vanishing momentum-independent amplitudes are the one-loop partition function and the tree-level two and four-... | ['1995-01-04'] |
16,268 | ['eng'] | ['Kalmykov, M Yu', 'Pronin, P I'] | ['The one-loop divergences and renormalizability of the minimal gauge theory of gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'torsion', 'background field', 'perturbation theory, higher-order', 'renormalization group', 'astrophysics, fundamental constant', 'relativity theory, general', 'gauge field theory, affine', 'torsion', 'quantization', 'effective action', 'perturbation theory, higher-order', 'background field', 'ghos... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412177'] | ['We investigate the role of the torsion field at the quantum level in the affine-metric theory of gravity. One-loop counterterms are calculated in the theory with terms quadratic in the torsion field.'] | ['1995-01-04'] |
16,269 | ['eng'] | ['Linet, B'] | ['Vacuum polarization around a straight wire carrying a steady current'] | ['Particle Physics - Theory', 'Astrophysics and Astronomy'] | ['astrophysics, string', 'superconducting, string', 'string, superconducting', 'current, density', 'potential, vector', 'magnetic field, induced', 'vacuum polarization', 'astrophysics, string', 'superconducting, string', 'string, superconducting', 'current, density', 'potential, vector', 'magnetic field, induced', 'vac... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412178', 'http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=.&id=SCAN-9411278'] | ['Motivated by the example of the superconducting cosmic string which can be a physical representation of a straight wire carrying a steady current, we derive in this case the explicit expressions of the induced vector potential, current density and magnetic field due to the vacuum polarization at the first order in th... | ['1994-11-14'] |
16,270 | ['eng'] | ['Frolov, S A', 'Slavnov, A A', 'Sochichiu, C'] | ['SO(n) invariant Wess-Zumino action and its quantization'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'fermion, chiral', 'anomaly', 'quantization', 'Hamiltonian formalism', 'Wess-Zumino term', 'dimension, 4', 'dimension, 2', 'path integral, measure'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412164'] | ['A consistent quantization procedure of anomalous chiral models is discussed. It is based on the modification of the classical action by adding Wess-Zumino terms. The SO(3) invariant WZ action for the SO(3) model is constructed. Quantization of the corresponding modified theory is considered in details. \\end{abstract... | ['1994-12-20'] |
16,271 | ['eng'] | ['Sezgin, E', 'Tanii, Y'] | ['Superconformal sigma models in higher than two dimensions'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, >2', 'supersymmetry', 'gauge field theory', 'sigma model, nonlinear', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412163'] | ['Rigidly superconformal sigma models in higher than two dimensions are constructed. These models rely on the existence of conformal Killing spinors on the p+1 dimensional worldvolume (p\\le 5), and homothetic conformal Killing vectors in the d--dimensional target space. In the bosonic case, substituting into the actio... | ['1994-12-20'] |
16,272 | ['eng'] | ['Chung, B K', 'Nam, S', 'Park, Q H', 'Shin, H J'] | ['An effective action for quasi-elastic scatterings in QCD'] | ['Particle Physics - Theory'] | ['quantum chromodynamics, action', 'quark quark, elastic scattering', 'elastic scattering, quark quark', 'effective action', 'scaling, approximation', 'propagator, factorization', 'scattering amplitude', 'S-matrix', 'Regge poles', 'unitarity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412173'] | ["A new effective action for the high energy quark-quark scatterings is obtained by applying a scaling approximation to the QCD action. The propagators are shown to factorize into the transverse and the longitudinal parts so that the scattering amplitudes are given in terms of the products of two dimensional S-matrices... | ['1994-12-20'] |
16,273 | ['eng'] | ['Fursaev, D V'] | ['Temperature and entropy of a quantum black hole and conformal anomaly'] | ['Particle Physics - Theory'] | ['black hole, Schwarzschild', 'temperature', 'entropy', 'anomaly, conformal', 'correction, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412161'] | ['Attention is paid to the fact that temperature of a classical black hole can be derived from the extremality condition of its free energy with respect to variation of the mass of a hole. For a quantum Schwarzschild black hole evaporating massless particles the same condition is shown to result in the following one-lo... | ['1994-12-20'] |
16,274 | ['eng'] | ['Demkin, P'] | ['On the stability of p-brane'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'space-time', 'field equations, solution', 'stability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412172'] | ['Stability of some solutions of the equations of motion of bosonic p-branes in curved and flat spacetimes is stated.'] | ['1994-12-20'] |
16,275 | ['eng'] | ['Gomis, J P', 'Pons, J M', 'Zamora, Frederic'] | ['Wess-Zumino terms for reducible anomalous gauge theories'] | ['Particle Physics - Theory'] | ['gauge field theory', 'anomaly', 'Wess-Zumino term', 'Hamiltonian formalism', 'constraint', 'perturbation theory', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412171'] | ['Reducible off-shell anomalous gauge theories are studied in the framework of an extended Field-Antifield formalism by introducing new variables associated with the anomalous gauge degrees of freedom. The Wess-Zumino term for these theories is constructed and new gauge invariances appear. The quantum effects due to th... | ['1994-12-20'] |
16,276 | ['eng'] | ['Stelle, Kellogg S'] | ['Non-critical d = 2 gravities and integrable models'] | ['Particle Physics - Theory'] | ['talk, Islamabad 1994/02/05', 'gravitation', 'dimension, 2', 'coupling, matter', 'matter, coupling', 'quantization', 'Hamiltonian formalism', 'transformation, Becchi-Rouet-Stora', 'operator product expansion', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412168'] | ['We review the origin of anomaly-induced dynamics in theories of d=2 gravity from a BRST viewpoint and show how quantum canonical transformations may be used to solve the resulting Liouville or Toda models for the anomalous modes.'] | ['1994-12-20'] |
16,277 | ['eng'] | ['Chatterjee, R'] | ['Exact partition function and boundary state of critical Ising model with boundary magnetic field'] | ['Particle Physics - Theory'] | ['Ising model', 'magnetic field', 'partition function', 'renormalization group, transformation', 'ground state', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412169'] | ['We compute the exact partition function of the 2D Ising Model at critical temperature but with nonzero magnetic field at the boundary. The model describes a renormalization group flow between the free and fixed conformal boundary conditions in the space of boundary interactions. For this flow the universal ground sta... | ['1994-12-20'] |
16,278 | ['eng'] | ['Kempf, A', 'Mangano, G', 'Mann, R B'] | ['Hilbert space representation of the minimal length uncertainty relation'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'uncertainty relations', 'fundamental constant, length', 'phase space, Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412167'] | ['The existence of a minimal observable length has long been suggested, in quantum gravity, as well as in string theory. In this context a generalized uncertainty relation has been derived which quantum theoretically describes the minimal length as a minimal uncertainty in position measurements. Here we study in full d... | ['1994-12-20'] |
16,279 | ['eng'] | ['Randjbar-Daemi, S', 'Strathdee, J A'] | ['On the overlap formulation of chiral gauge theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'field theory, Euclidean', 'fermion, chiral', 'two-point function', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412165'] | ["The overlap formula proposed by Narayanan and Neuberger in chiral gauge theories is examined. The free chiral and Dirac Green's functions are constructed in this formalism. Four dimensional anomalies are calculated and the usual anomaly cancellation for one standard family of quarks and leptons is verified."] | ['1994-12-20'] |
16,280 | ['eng'] | ['Tang, Z', 'Finkelstein, D R'] | ['Relativistically covariant symmetry in QED'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'dependence, gauge', 'ghost', 'symmetry, nonlinear', 'symmetry, transformation', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412136'] | ['We construct a relativistically covariant symmetry of QED. Previous local and nonlocal symmetries are special cases. This generalized symmetry need not be nilpotent, but nilpotency can be arranged with an auxiliary field and a certain condition. The Noether charge generating the symmetry transformation is obtained, a... | ['1994-12-19'] |
16,281 | ['eng'] | ['Bourdeau, M'] | ['Solvable models in two-dimensional N = 2 theories'] | ['Particle Physics - Theory'] | ['talk', 'field theory, conformal', 'field theoretical model, CP(N-1)', 'sigma model, nonlinear', 'dimension, 2', 'supersymmetry, superfield', 'integrability', 'finite temperature', 'effective action', 'expansion 1/N', 'perturbation theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412135'] | ['N=2 supersymmetric field theories in two dimensions have been extensively studied in the last few years. Many of their properties can be determined along the whole renormalization group flow, like their coupling dependence and soliton spectra. We discuss here several models which can be solved completely, when the nu... | ['1994-12-19'] |
16,282 | ['eng'] | ['Mohammedi, N'] | ['Fractional supersymmetry'] | ['Particle Physics - Theory'] | ['supersymmetry, fractional', 'supersymmetry, transformation', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412133'] | ['A Symmetry between bosonic coordinates and some Grassmannian-type coordinates is presented. Commuting two of these Grassmannian-type variables results in an arbitrary phase (not just a minus sign). This symmetry is also realised at the level of the field theory.'] | ['1994-12-19'] |
16,283 | ['eng'] | ['Buchbinder, I L', 'Krykhtin, V A', 'Pershin, V D'] | ['Massive fields dynamics in open bosonic string theory'] | ['Particle Physics - Theory'] | ['string model, boson', 'string model, open', 'field theory, massive', 'massive, field theory', 'dimension, 2', 'renormalization', 'tensor, energy-momentum', 'field equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412132'] | ['We consider the theory of open bosonic string in massive background fields. The general structure of renormalization is investigated. A general covariant action for a string in background fields of the first massive level is suggested and its symmetries are described. Equations of motion for the background fields are... | ['1994-12-19'] |
16,284 | ['eng'] | ['Langmann, E', 'Mickelsson, J'] | ['Elementary derivation of the chiral anomaly'] | ['Particle Physics - Theory'] | ['anomaly, chiral', 'operator, differential', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412129'] | ['An elementary derivation of the chiral anomaly is given in terms of noncommutative traces of pseudo-differential operators.'] | ['1994-12-19'] |
16,285 | ['eng'] | ['Garrahan, J P', 'Kruczenski, M', 'Schat, C L', 'Bes, D R', 'Scoccola, N N'] | ['Becchi-Rouet-Stora-Tyutin quantization of a soliton model in 2+1 dimensions'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 3', 'symmetry, O(3)', 'field theory, soliton', 'quantization', 'Hamiltonian formalism', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412146'] | ['The Becchi-Rouet-Stora-Tyutin (BRST) method is applied to the quantization of the solitons of the non-linear O(3) model in 2+1 dimensions. We show that this method allows for a simple and systematic treatment of zero-modes with a non-commuting algebra. We obtain the expression of the BRST hamiltonian and show that th... | ['1994-12-19'] |
16,286 | ['eng'] | ['Lavelle, M J', 'McMullan, D'] | ['Observables and gauge fixing in spontaneously broken gauge theories'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'gauge field theory, SU(2)', 'Higgs model', 'symmetry, spontaneously broken', 'dependence, gauge', 'Hamiltonian formalism', 'constraint', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412145'] | ['Gauge fixing and the observable fields for both abelian and non-abelian gauge theories with spontaneous breaking of gauge symmetry are studied. We explicitly show that it is possible to globally fix the gauge in the broken sector and hence construct physical fields even in the non-abelian theory. We predict that any ... | ['1994-12-19'] |
16,287 | ['eng'] | ['Ichinose, I', 'Satoh, Y'] | ['Entropies of scalar fields on three dimensional black holes'] | ['Particle Physics - Theory'] | ['relativity theory, general', 'field theory, scalar', 'dimension, 3', 'black hole, fluctuation', 'partition function', 'entropy', 'statistical mechanics', 'n-point function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412144'] | ['Thermodynamics of scalar fields is investigated in three dimensional black hole backgrounds in two approaches. One is mode expansion and direct computation of the partition sum, and the other is the Euclidean path integral approach. We obtain a number of exact results, for example, mode functions, Hartle-Hawking Gree... | ['1994-12-19'] |
16,288 | ['eng'] | ['Lenz, F', 'Moniz, E J', 'Thies, M'] | ['Signatures of confinement in axial gauge QCD'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'quantum chromodynamics', 'axial gauge', 'phase space, Hilbert space', 'confinement'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412143'] | ['A comparative dynamical study of axial gauge QED and QCD is presented. Elementary excitations associated with particular field configurations are investigated. Gluonic excitations analogous to linearly polarized photons are shown to acquire infinite energy. Suppression of this class of excitations in QCD results from... | ['1994-12-19'] |
16,289 | ['eng'] | ['Ferreira, L A', 'Miramontes, J L', 'Sánchez-Guillén, J'] | ['Solitons, tau-functions and hamiltonian reduction for non-abelian conformal affine Toda theories'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'algebra, Kac-Moody', 'perturbation theory, higher-order', 'field theory, Toda', 'field theory, affine', 'nonabelian', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412127'] | ['We consider the Hamiltonian reduction of the two-loop Wess-Zumino-Novikov-Witten model (WZNW) based on an untwisted affine Kac-Moody algebra \\cgh. The resulting reduced models, called {\\em Generalized Non-Abelian Conformal Affine Toda (G-CAT)}, are conformally invariant and a wide class of them possesses soliton so... | ['1994-12-19'] |
16,290 | ['eng'] | ['Henneaux, M'] | ['Homological algebra and Yang-Mills theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'algebra, homology', 'cohomology', 'transformation, Becchi-Rouet-Stora', 'differential forms', 'algebra, Lie', 'field theory, antifield'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412141'] | ['The antifield-BRST formalism and the various cohomologies associated with it are surveyed and illustrated in the context of Yang-Mills gauge theory. In particular, the central role played by the Koszul-Tate resolution and its relation to the characteristic cohomology are stressed.'] | ['1994-12-19'] |
16,291 | ['eng'] | ['Salcedo, L L', 'Ruiz-Arriola, E'] | ['Wigner transformation for the determinant of Dirac operators'] | ['Particle Physics - Theory'] | ['operator, Dirac', 'determinant', 'regularization, zeta function', 'Wigner transformation', 'effective action', 'anomaly', 'Wess-Zumino-Witten model', 'mass, expansion', 'expansion, mass', 'expansion, heat kernel', 'current', 'Chern-Simons term', 'fermion number'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412140'] | ['We use the \\zeta-function regularization and an integral representation of the complex power of a pseudo differential operator, to give an unambiguous definition of the determinant of the Dirac operator. We bring this definition to a workable form by making use of an asymmetric Wigner representation. The expression ... | ['1994-12-19'] |
16,292 | ['eng'] | ['Viswanathan, K S', 'Volovich, I V'] | ['Planckian energy scattering, colliding plane gravitational waves and black hole creation'] | ['Particle Physics - Theory'] | ['black hole, production', 'production, black hole', 'gravitational radiation, interaction', 'interaction, gravitational radiation', 'duality', 'scattering amplitude', 'gravitation, action', 'boundary condition', 'expansion, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412157'] | ["In a series of papers Amati, Ciafaloni and Veneziano and 't Hooft conjectured that black holes occur in the collision of two light particles at planckian energies. In this paper we discuss a possible scenario for such a process by using the Chandrasekhar-Ferrari-Xanthopoulos duality between the Kerr black hole soluti... | ['1994-12-19'] |
16,293 | ['eng'] | ['Volovich, I V'] | ['Anisotropic asymptotics and high energy scattering'] | ['Particle Physics - Theory'] | ['talk, Vladimir 1994/05/11', 'quantum chromodynamics', 'scattering amplitude', 'gauge field theory', 'field theory, scalar', 'dimension, 4', 'correlation function, high energy behavior', 'anisotropy', 'Regge poles', 'effective action', 'field theory, conformal', 'dimension, 2', 'expansion, rescaling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412155'] | ['Recently E.Verlinde and H.Verlinde have suggested an effective two-dimensio\\-nal theory describing the high-energy scattering in QCD. In this report we attempt to clarify some issues of this suggestion. We consider {\\it anisotropic asymptotics} of correlation functions for scalar and gauge theories in four dimensio... | ['1994-12-19'] |
16,294 | ['eng'] | ['Watts, P'] | ['Differential geometry on Hopf algebras and quantum groups'] | ['Particle Physics - Theory'] | ['thesis', 'differential geometry, noncommutative', 'algebra, Hopf', 'quantum group', 'R-matrix', 'algebra, Lie'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412153'] | ['The differential geometry on a Hopf algebra is constructed, by using the basic axioms of Hopf algebras and noncommutative differential geometry. The space of generalized derivations on a Hopf algebra of functions is presented via the smash product, and used to define and discuss quantum Lie algebras and their propert... | ['1994-12-19'] |
16,295 | ['eng'] | ['Plyushchay, M S', 'Razumov, A V'] | ['Dirac versus reduced phase space quantization'] | ['Particle Physics - Theory'] | ['talk', 'quantization', 'Hamiltonian formalism', 'model, spin', 'spin, model', 'constraint'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412137'] | ['The relationship between the Dirac and reduced phase space quantizations is investigated for spin models belonging to the class of Hamiltonian systems having no gauge conditions. It is traced out that the two quantization methods may give similar, or essentially different physical results, and, moreover, it is shown ... | ['1994-12-19'] |
16,296 | ['eng'] | ['Giddings, Steven B'] | ['Quantum mechanics of black holes'] | ['Particle Physics - Theory'] | ['lectures', 'black hole', 'quantum mechanics', 'gravitation, dilaton', 'radiation, Hawking', 'dimension, 2', 'dimension, 4', 'effect, back reaction', 'approximation, quasiclassical', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412138'] | ['These lectures give a pedagogical review of dilaton gravity, Hawking radiation, the black hole information problem, and black hole pair creation. (Lectures presented at the 1994 Trieste Summer School in High Energy Physics and Cosmology)'] | ['1994-12-19'] |
16,297 | ['eng'] | ['Banks, T'] | ['Lectures on black hole evaporation and information loss'] | ['Particle Physics - Theory'] | ['lectures, Trieste 1994/04/11', 'black hole', 'radiation, Hawking', 'thermodynamics', 'entropy', 'string model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412131'] | ["Trieste Spring School Lectures describing the author's opinions about black hole evaporation and information loss. The remnant, or cornucopion scenario for the endpoint of Hawking evaporation is described in detail. In this picture information can be lost to the original asymptotic observer without violating the rule... | ['1994-12-19'] |
16,298 | ['eng'] | ['Gannon, T', 'Jakovljevic, C', 'Walton, M A'] | ['Lie group weight multiplicities from conformal field theory'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'transformation, modular', 'Wess-Zumino-Witten model', 'group theory, Lie', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412126'] | ['Dominant weight multiplicities of simple Lie groups are expressed in terms of the modular matrices of Wess-Zumino-Witten conformal field theories, and related objects. Symmetries of the modular matrices give rise to new relations among multiplicities. At least for some Lie groups, these new relations are strong enoug... | ['1994-12-15'] |
16,299 | ['eng'] | ['Braune, S'] | ['Geometrical properties of conformal field theories coupled to two-dimensional quantum gravity'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'quantum gravity', 'two-point function', 'scaling', 'perturbation theory', 'approximation, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9412123'] | ['In this work we discuss an approach due to F. David to the geometry of world sheets of non-critical strings in quasiclassical approximation. The gravitational dressed conformal dimension is related to the scaling behavior of the two-point function with respect to a distance variable. We show how this approach reprodu... | ['1994-12-15'] |
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