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 |
|---|---|---|---|---|---|---|---|---|
13,400 | ['eng'] | ['Abe, M'] | ['The partition function in the four-dimensional Schwarz-type topological half-flat two-form gravity'] | ['Particle Physics - Theory'] | ['gravitation', 'field theory, topological', 'partition function', 'gauge field theory, BF', 'differential forms', 'cohomology, Becchi-Rouet-Stora', 'dependence, gauge', 'moduli space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9606002'] | ['We examine the partition functions and the renormalization of the Schwarz-type four-dimensional topological half-flat 2-form gravity model on K3-surface or T^4 up to on-shell one-loop corrections. In this model the bosonic moduli spaces describe an equivalent class of a trio of the Einstein-K\\"ahler forms ( the hype... | ['1996-06-04'] |
13,401 | ['eng'] | ['Ahn, C', 'Koo, W M'] | ['Supersymmetric sine-Gordon model and the eight-vertex free fermion model with boundary'] | ['Particle Physics - Theory'] | ['sine-Gordon model', 'supersymmetry', 'dimension, 2', 'field theory, soliton', 'S-matrix', 'boundary condition', 'model, vertex'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9606003'] | ['We compute the boundary scattering amplitudes of the breathers of the supersymmetric sine-Gordon model using the fusion of the soliton-antisoliton pair scattering with the boundary with a known result of the soliton boundary scattering amplitudes. We also solve the boundary Yang-Baxter equation of the eight-vertex fr... | ['1996-06-04'] |
13,402 | ['eng'] | ['Marino, E C', 'Takakura, F I'] | ['Massive quantum vortex excitations in a pure gauge abelian theory in 2+1D'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'dimension, 3', 'field equations, solution', 'fluctuation', 'vortex, massive', 'correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9606005'] | ['We introduce and study a pure gauge abelian theory in 2+1D in which massive quantum vortex states do exist in the spectrum of excitations. This theory can be mapped in a three dimensional gas of point particles with a logarithmic interaction, in the grand-canonical ensemble. We claim that this theory is the 2+1D anal... | ['1996-06-04'] |
13,403 | ['eng'] | ['Toon, A'] | ['Topology, quantum gravity and particle physics'] | ['Particle Physics - Theory'] | ['quantum gravity', 'field theory, topological', 'gauge field theory', 'transformation, Becchi-Rouet-Stora', 'partition function', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9606006'] | ['It is argued that quantum gravity has an interpretation as a topological quantum field theory provided a certain constraint from the path integral measure is respected. The constraint forces us to couple gauge and matter fields to gravity for space - time dimensions different from 3. We then discuss possible models w... | ['1996-06-04'] |
13,404 | ['eng'] | ['Govaerts, J'] | ['Projection operator approach to constrained systems'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'path integral', 'phase space', 'coherent state', 'gauge field theory, Yang-Mills', 'dimension, 1'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9606007'] | ["Recently, within the context of the phase space coherent state path integral quantisation of constrained systems, John Klauder introduced a reproducing kernel for gauge invariant physical states, which involves a projection operator onto the reduced Hilbert space of physical states, avoids any gauge fixing conditions... | ['1996-06-04'] |
13,405 | ['eng'] | ['Sadov, V'] | ['Generalized Green-Schwarz mechanism in F theory'] | ['Particle Physics - Theory'] | ['gauge field theory', 'dimension, 6', 'field theory, Calabi-Yau', 'differential forms', 'anomaly', 'field theory, F-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9606008'] | ['We derive the anomaly 8-form of 6-dimensional gauge theories arising in F theory compactifications on elliptic Calabi-Yau threefolds. The result allows to determine the matter content of certain such theories in terms of intersection numbers on the base of elliptic fibration. We also discuss gauge theories on 7-brane... | ['1996-06-04'] |
13,406 | ['eng'] | ['Jatkar, D P', 'Rama, S K'] | ['F-theory from Dirichlet 3-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 3', 'constraint', 'string model', 'dimension, 10', 'field theory, F-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9606009'] | ['Starting from the type IIB Dirichlet 3-brane action, we obtain a Nambu-Goto action. It is interpreted as the world volume action of a fundamental 3-brane, and its target space theory as F-theory. The target space is twelve dimensional, with signature (11, 1). It is an elliptic fibration over a ten dimensional base sp... | ['1996-06-04'] |
13,407 | ['eng'] | ['Banerjee, R', 'Mukherjee, P'] | ['Spin of Chern-Simons vortices'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Chern-Simons term', 'Higgs model', 'dimension, 3', 'quantization', 'Hamiltonian formalism', 'tensor, energy-momentum', 'angular momentum', 'vortex'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605226'] | ["We discuss a novel method of obtaining the fractional spin of abelian and nonabelian Chern-Simons vortices. This spin is interpreted as the difference between the angular momentum obtained by modifying Schwinger's energy momentum tensor by the Gauss constraint, and the canonical (Noether) angular momentum. It is foun... | ['1996-06-03'] |
13,408 | ['eng'] | ['Sedrakian, J A A'] | ['The measure in three dimensional Nambu-Goto string theory'] | ['Particle Physics - Theory'] | ['string model', 'dimension, 3', 'path integral, measure', 'differential geometry', 'transformation, diffeomorphism', 'Baecklund transformation', 'algebra, Lie'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605227'] | ['We show that the measure of the three dimensional Nambu-Goto string theory has a simple decomposition as a measure on two parameter group of induced area-preserving transformations of the immersed surface and a trivial measure for the area of the surface.'] | ['1996-06-03'] |
13,409 | ['eng'] | ['Kawamoto, N', 'Ozawa, E', 'Suehiro, K'] | ['Quantization of gl(1,R) generalized Chern-Simons theory in 1+1 dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, GL(1,R)', 'Chern-Simons term', 'dimension, 2', 'field theory, action', 'Hamiltonian formalism', 'constraint', 'differential forms', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605228'] | ['We present a quantization of previously proposed generalized Chern-Simons theory with gl(1,{\\bf R}) algebra in 1+1 dimensions. This simplest model shares the common features of generalized CS theories: on-shell reducibility and violations of regularity. On-shell reducibility of the theory requires us to use the Lagr... | ['1996-06-03'] |
13,410 | ['eng'] | ['Prakash, J S'] | ['An explicit and simple relationship between two model spaces'] | ['Particle Physics - Theory'] | ['group theory, SU(3)', 'group theory, SU(2) x SU(2)', 'group theory, SO(3,1)', 'algebra, Lie', 'algebra, representation', 'operator, differential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605230'] | ['An explicit and simple correspondence, between the basis of the model space of SU(3) on one hand and that of SU(2)\\otimes SU(2) or SO(1,3) on the other, is exhibited for the first time. This is done by considering the generating functions for the basis vectors of these model spaces.'] | ['1996-06-03'] |
13,411 | ['eng'] | ['Lee, K', 'Weinberg, Erick J', 'Yi, P'] | ['Massive and massless monopoles with nonabelian magnetic charges'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'gauge field theory, SO(5)', 'Higgs model', 'field theory, monopole', 'moduli space', 'charge, magnetic', 'group theory, representation', 'duality', 'bound state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605229'] | ["We use the multimonopole moduli space as a tool for studying the properties of BPS monopoles carrying nonabelian magnetic charges. For configurations whose total magnetic charge is purely abelian, the moduli space for nonabelian breaking can be obtained as a smooth limit of that for a purely abelian breaking. As the ... | ['1996-06-03'] |
13,412 | ['eng'] | ['Jones, B D', 'Perry, R J', 'Glazek, S D'] | ['Nonperturbative QED'] | ['Particle Physics - Theory'] | ['quantum electrodynamics, nonperturbative', 'positronium, fine structure', 'Hamiltonian formalism, light front', 'bound state, perturbation theory', 'positronium, mass difference', 'mass difference, positronium', 'positronium, ground state', 'positronium, singlet', 'positronium, triplet', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605231'] | ["We study positronium's fine structure in a light-front hamiltonian approach. Starting with a bare cutoff QED hamiltonian with matrix elements between free states of drastically different energies removed, we perform a similarity transformation that removes the matrix elements between free states with energy differenc... | ['1996-06-03'] |
13,413 | ['eng'] | ['Brodie, J'] | ['Duality in supersymmetric SU(N$_{c}$) gauge theory with two adjoint chiral superfields'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry, superfield', 'superfield, chiral', 'duality, transformation', 'renormalization group, transformation', 'field theory, deformation', 'potential, flat direction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605232'] | ["We discuss SU(N_c) gauge theory coupled to two adjoint chiral superfields X and Y, and a number of fundamental chiral superfields Q^i. We add a superpotential that has the form of Arnold's D series W = \\Tr X^{k+1} + \\Tr XY^2. We present a dual description in terms of an SU(3kN_f - N_c) gauge theory, and we show tha... | ['1996-06-03'] |
13,414 | ['eng'] | ['Hambli, N'] | ['More on four-dimensional extremal black holes'] | ['Particle Physics - Theory'] | ['black hole, entropy', 'string model', 'membrane model, p-brane', 'bound state, weak coupling', 'weak coupling, bound state', 'radiation, Hawking', 'charge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605236'] | ['We consider an embedding of the extremal four-dimensional Reissner-Nordstr\\"om black hole into type IIB string theory. The equivalent type IIB configuration, in the D-brane weak-coupling picture, is a bound state of D1- and D5-branes threaded by fundamental type IIB strings. The bound state involves also a NSNS soli... | ['1996-06-03'] |
13,415 | ['eng'] | ['Plebanski, J F', 'Przanowski, M'] | ['The lagrangian of a self-dual gravitational field as a limit of the SDYM lagrangian'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'duality', 'expansion 1/N', 'transformation, diffeomorphism', 'gravitation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605233'] | ['The action for the su(N) SDYM equations is shown to give in the limit N \\to \\infty the action for the six-dimensional version of the second heavenly equation. The symmetry reductions of this latter equation to the well known equations of self-dual gravity are given. The Moyal deformation of the heavenly equations a... | ['1996-06-03'] |
13,416 | ['eng'] | ['Dhar, A', 'Mandal, G', 'Wadia, S R'] | ['Absorption vs decay of black holes in string theory and T-symmetry'] | ['Particle Physics - Theory'] | ['black hole, decay', 'decay, black hole', 'radiation, Hawking', 'field theory, massless', 'massless, field theory', 'string model', 'symmetry, time'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605234'] | ['Classically a black hole can absorb but not emit energy. We discuss how this T-asymmetric property of black holes arises in the recently proposed (T-symmetric) microscopic models of black holes based on bound states of D-branes. In these string theory based models, the nonvanishing classical absorption is made possib... | ['1996-06-03'] |
13,417 | ['eng'] | ['Brandt, F', 'Par, J'] | ['On the determination of supersymmetry anomalies'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'anomaly', 'regularization, nonlocal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605218'] | ['We examine a nonstandard four dimensional model with potentially anomalous N=1 supersymmetry and prove explicitly that the candidate supersymmetry anomalies have vanishing coefficients at the one-loop level. To that end we develop an efficient technique to compute anomalies in supersymmetric theories by combining the... | ['1996-06-03'] |
13,418 | ['eng'] | ['Klimcík, C', 'Severa, P'] | ['Non-abelian momentum-winding exchange'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'duality, transformation', 'group theory, loop space', 'coset space', 'topology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605212'] | ['A non-Abelian analogue of the Abelian T-duality momentum-winding exchange is described. The non-Abelian T-duality relates \\sigma-models living on the cosets of a Drinfeld double with respect to its isotropic subgroups. The role of the Abelian momentum-winding lattice is in general played by the fundamental group of ... | ['1996-06-03'] |
13,419 | ['eng'] | ['Fucito, F', 'Travaglini, G'] | ['Instanton calculus and nonperturbative relations in N=2 supersymmetric gauge theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'field theory, instanton', 'moduli space', 'nonperturbative', 'approximation, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605215'] | ['Using instanton calculus we check, in the weak coupling region, the nonperturbative relation <\\Tr\\phi^2>=i\\pi\\left(\\cf-{a\\over 2} {\\partial\\cf\\over\\partial a}\\right) obtained for a N=2 globally supersymmetric gauge theory. Our computations are performed for instantons of winding number k, up to k=2 and tur... | ['1996-06-03'] |
13,420 | ['eng'] | ['Akhmedov, E T'] | ['Fermionic string from abelian Higgs model with monopoles and $\\Theta$-term'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Higgs model', 'field theory, Euclidean', 'partition function', 'field theory, monopole', 'Higgs particle, heavy', 'string model, fermion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605214'] | ['The four dimensional Abelian Higgs model with monopoles and \\Theta-term is considered in the limit of the large mass of the higgs boson. We show that for \\Theta=2 \\pi the theory is equivalent, at large distances, to summation over all possible world-sheets of fermionic strings with Dirichlet type boundary conditio... | ['1996-06-03'] |
13,421 | ['eng'] | ['Behrndt, K', 'Bergshoeff, E A'] | ['A note on intersecting D-branes and black hole entropy'] | ['Particle Physics - Theory'] | ['space-time', 'membrane model, p-brane', 'p-brane, interaction', 'interaction, p-brane', 'black hole', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605216'] | ['In four dimensions there are 4 different types of extremal Maxwell/scalar black holes characterized by a scalar coupling parameter a with a=0,1/\\sqrt{3} , 1 , \\sqrt{3}. These black holes can be described as intersections of ten--dimensional non-singular Ramond-Ramond objects, i.e.~D-branes, waves and Taub-NUT solit... | ['1996-06-03'] |
13,422 | ['eng'] | ['Batakis, N A'] | ['Complexified general relativity is an upgraded electroweak model'] | ['Particle Physics - Theory'] | ['relativity theory, general', 'fibre bundle', 'analytic properties', 'unified field theory', 'gauge field theory, U(1)', 'symmetry, spontaneously broken', 'mass spectrum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605217'] | ['Upon complexification of frames and connections, it is shown that the theory of general relativity is transformed to a a spontaneously broken SU(2)\\times U(1) gauge theory in a curved space-time with S^3\\times R topology. The mass spectrum of the standard electroweak model is fully recovered, in spite of the comple... | ['1996-06-03'] |
13,423 | ['eng'] | ['Moriconi, M', 'Schoutens, K'] | ['Reflection matrices for integrable N=1 supersymmetric theories'] | ['Particle Physics - Theory'] | ['dimension, 2', 'supersymmetry', 'integrability', 'S-matrix', 'Yang-Baxter equation', 'bootstrap', 'boundary condition', 'sine-Gordon model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605219'] | ['We study two-dimensional integrable N=1 supersymmetric theories (without topological charges) in the presence of a boundary. We find a universal ratio between the reflection amplitudes for particles that are related by supersymmetry and we propose exact reflection matrices for the supersymmetric extensions of the mul... | ['1996-06-03'] |
13,424 | ['eng'] | ['Kakushadze, Z'] | ['Three-family SO(10) grand unification in string theory'] | ['Particle Physics - Theory'] | ['grand unified theory, SO(10)', 'fermion, family', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605221'] | ['The construction of a supersymmetric SO(10) grand unification with 5 left-handed and 2 right-handed families in the four-dimensional heterotic string theory is presented. The model has one SO(10) adjoint Higgs field. The SO(10) current algebra is realized at level 3.'] | ['1996-06-03'] |
13,425 | ['eng'] | ['Bowcock, P', 'Taormina, A'] | ['Representation theory of the affine Lie superalgebra sl(2|1) at fractional level'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'algebra, SL(2/1,C)', 'algebra, affine', 'supersymmetry, algebra', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605220'] | ['N=2 noncritical strings are closely related to the \\Slr/\\Slr Wess-Zumino- Novikov-Witten model, and there is much hope to further probe the former by using the algebraic apparatus provided by the latter. An important ingredient is the precise knowledge of the \\hslc representation theory at fractional level. In thi... | ['1996-06-03'] |
13,426 | ['eng'] | ['Distler, Jacques', 'Greene, Brian R', 'Morrison, D'] | ['Resolving singularities in (0,2) models'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, superfield', 'spontaneous compactification', 'field theory, Calabi-Yau', 'sigma model, nonlinear', 'fibre bundle', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605222'] | ['In contrast to the familiar (2,2) case, the singularities which arise in the (0,2) setting can be associated with degeneration of the base Calabi-Yau manifold {\\it and/or}\\/ with degenerations of the gauge bundle. We study a variety of such singularities and give a procedure for resolving those which can be cured p... | ['1996-06-03'] |
13,427 | ['eng'] | ['Lawrence, A'] | ['The target space geometry of N=(2,1) string theory'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'supersymmetry, transformation', 'scattering amplitude, higher-order', 'higher-order, scattering amplitude', 'geometry', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605223'] | ["We describe the {\\cal{O}}({\\alpha'}^0) constraints on the target space geometry of the N=(2,1) heterotic superstring due to the left-moving N=1 supersymmetry and U(1) currents. In the fermionic description of the internal sector supersymmetry is realized quantum mechanically, so that both tree-level and one-loop ef... | ['1996-06-03'] |
13,428 | ['eng'] | ['Horowitz, Gary T', 'Marolf, D M'] | ['Counting states of black strings with traveling waves'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'field equations, solution', 'field theory, soliton', 'entropy, Hawking', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605224'] | ['We consider a family of solutions to string theory which depend on arbitrary functions and contain regular event horizons. They describe six dimensional extremal black strings with traveling waves and have an inhomogeneous distribution of momentum along the string. The structure of these solutions near the horizon is... | ['1996-06-03'] |
13,429 | ['eng'] | ['Eguchi, Tohru', 'Hori, K', 'Xiong, C S'] | ['Gravitational quantum cohomology'] | ['Particle Physics - Theory'] | ['gravitation', 'sigma model, nonlinear', 'dimension, 2', 'two-point function', 'Hamiltonian formalism', 'integrability', 'operator, Lax', 'Landau-Ginzburg model', 'field theoretical model, CP(N-1)', 'transformation, Becchi-Rouet-Stora', 'cohomology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605225'] | ["We discuss how the theory of quantum cohomology may be generalized to ``gravitational quantum cohomology'' by studying topological sigma models coupled to two-dimensional gravity. We first consider sigma models defined on a general Fano manifold M (manifold with a positive first Chern class) and derive new recursion ... | ['1996-06-03'] |
13,430 | ['eng'] | ['Cangemi, D'] | ['Self-dual Yang-Mills theory and one-loop like-helicity QCD multi-gluon amplitudes'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'field theory, scalar', 'duality', 'n-point function', 'perturbation theory, higher-order', 'field equations, solution', 'Bethe ansatz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605208'] | ['A scalar cubic action that classically reproduces the self-dual Yang-Mills equations is shown to generate the correct one-loop QCD amplitudes for multi-gluon with all the same helicity. This result is related to the symmetries of the self-dual Yang-Mills equations.'] | ['1996-05-30'] |
13,431 | ['eng'] | ['Pronin, P I', 'Stepanyantz, K V'] | ['One-loop counterterms for theories with arbitrary nonminimal operator in the curved space'] | ['Particle Physics - Theory'] | ['space-time', 'effective action', 'perturbation theory, higher-order', 'dependence, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605206'] | ['We present a master formula for the divergent part of the one-loop effective action for an arbitrary nonminimal operator in the 4-dimensional curved space-time.'] | ['1996-05-30'] |
13,432 | ['eng'] | ['Pinsky, S S'] | ["Dirac's legacy"] | ['Particle Physics - Theory'] | ['talk, Miami Beach 1996/01/25', 'quantization, constraint', 'Hamiltonian formalism', 'light cone gauge', 'phi**n model, 4', 'gauge field theory, U(1)', 'ground state', 'zero mode', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605210'] | ['In recent years light-cone quantization of quantum field theory has emerged as a promising method for solving problems in the strong coupling regime. This approach has a number of unique features that make it particularly appealing, most notably, the ground state of the free theory is also a ground state of the full ... | ['1996-05-30'] |
13,433 | ['eng'] | ['Kashiwa, T', 'Tanimura, N'] | ['Physical states and gauge independence of the energy-momentum tensor in quantum electrodynamics'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'fermion', 'quantization, constraint', 'Hamiltonian formalism', 'phase space', 'tensor, energy-momentum', 'path integral', 'perturbation theory, higher-order', 'dependence, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605207'] | ["Discussions are made on the relationship between physical states and gauge independence in QED. As the first candidate take the LSZ-asymptotic states in a covariant canonical formalism to investigate gauge independence of the (Belinfante's) symmetric energy-momentum tensor. It is shown that expectation values of the ... | ['1996-05-30'] |
13,434 | ['eng'] | ['Bytsenko, A A', 'Cognola, G', 'Zerbini, S'] | ['Quantum fields in hyperbolic space-times with finite spatial volume'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'field theory, Euclidean', 'space-time', 'boundary condition', 'effective action', 'perturbation theory, higher-order', 'finite temperature', 'regularization, zeta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605209'] | ['The one-loop effective action for a massive self-interacting scalar field is investigated in 4-dimensional ultrastatic space-time R \\times H^3/\\Ga , H^3/\\Ga being a non-compact hyperbolic manifold with finite volume. Making use of the Selberg trace formula, the \\zeta-function related to the small disturbance oper... | ['1996-05-30'] |
13,435 | ['eng'] | ['Marmo, G', 'Vilasi, G'] | ['Symplectic structures and quantum mechanics'] | ['Particle Physics - Theory'] | ['quantum mechanics, symplectic', 'Schroedinger equation', 'Hamiltonian formalism', 'integrability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605191'] | ['Canonical coordinates for the Schr\\"odinger equation are introduced, making more transparent its Hamiltonian structure. It is shown that the Schr\\"odinger equation, considered as a classical field theory, shares with Liouville completely integrable field theories the existence of a {\\sl recursion operator} which a... | ['1996-05-29'] |
13,436 | ['eng'] | ['Bonora, L', 'Colatto, L P', 'Constantinidis, C P'] | ['Toda lattice field theories, discrete W algebras, Toda lattice hierarchies and quantum groups'] | ['Particle Physics - Theory'] | ['lattice field theory, Toda', 'field theory, Liouville', 'algebra, W(N)', 'quantum algebra', 'lattice, hierarchy', 'integrability', 'continuum limit'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605193'] | ['In analogy with the Liouville case we study the sl_3 Toda theory on the lattice and define the relevant quadratic algebra and out of it we recover the discrete W_3 algebra. We define an integrable system with respect to the latter and establish the relation with the Toda lattice hierarchy. We compute the the relevant... | ['1996-05-29'] |
13,437 | ['eng'] | ['Zeitlin, V'] | ['Spontaneous magnetization in Maxwell QED$_{2+1}$'] | ['Particle Physics - Theory'] | ['talk, Moscow 1996/05/20', 'quantum electrodynamics', 'dimension, 3', 'fermion, density', 'density, finite', 'potential, chemical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605194'] | ['Spontaneous magnetization in the Maxwell QED_{2+1} at finite fermion density is studied. It is shown that at low fermion densities the one-loop free energy has its minimum at some nonvanishing value of the magnetic field. The magnetization is due to the asymmetry of the fermion spectrum of the massive QED_{2+1} in an... | ['1996-05-29'] |
13,438 | ['eng'] | ['Sutcliffe, P M'] | ['Seiberg-Witten theory, monopole spectral curves and affine Toda solitons'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'Higgs model', 'dimension, 3', 'field theory, monopole', 'effective action', 'field theory, Toda', 'field theory, affine', 'field theory, soliton', 'Riemann surfaces', 'geometry, algebra', 'mass spectrum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605192'] | ['Using Seiberg-Witten theory it is known that the dynamics of N=2 supersymmetric SU(n) Yang-Mills theory is determined by a Riemann surface. In particular the mass formula for BPS states is given by the periods of a special differential on this surface. In this note we point out that the surface can be obtained from t... | ['1996-05-29'] |
13,439 | ['eng'] | ['Zimmerschied, F'] | ['Batalin-Vilkovisky field-antifield quantisation of fluctuations around classical field configurations'] | ['Particle Physics - Theory'] | ['quantization, Batalin-Vilkovisky', 'field theory, soliton', 'field theory, collective', 'transformation, Becchi-Rouet-Stora', 'path integral', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605197'] | ['The Lagrangian field-antifield formalism of Batalin and Vilkovisky (BV) is used to investigate the application of the collective coordinate method to soliton quantisation. It is shown how Noether identities and local symmetries of the Lagrangian arise when collective coordinates are introduced in order to avoid diver... | ['1996-05-29'] |
13,440 | ['eng'] | ['De Carvalho-Filho, F M'] | ['Covariant background field calculation of ultraviolet counterterms'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 3', 'background field', 'perturbation theory, higher-order', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605198'] | ['Based on the covariant background field method, we calculate the ultraviolet counter\\-terms up to two-loop order and discuss the renormalizability of the three-dimensional non-linear sigma models with arbitrary Riemannian manifolds as target spaces. We investigate the bosonic model and its supersymmetric extension. ... | ['1996-06-06'] |
13,441 | ['eng'] | ['Banks, T', 'Douglas, M R', 'Seiberg, N'] | ['Probing F-theory with branes'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'spontaneous compactification', 'field theory, orbifold', 'field theory, F-theory', 'membrane model', 'gauge field theory, SO(8)**4'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605199'] | ['Last week, A. Sen found an explicit type I string compactification dual to the eight-dimensional F-theory construction with SO(8)^4 nonabelian gauge symmetry. He found that the perturbations around the enhanced symmetry point were described by the mathematics of the solution of N=2, d=4 SU(2) gauge theory with four f... | ['1996-05-29'] |
13,442 | ['eng'] | ['Bershadsky, M', 'Intriligator, K', 'Kachru, S', 'Morrison, Douglas Robert Ogston', 'Sadov, V', 'Vafa, C'] | ['Geometric singularities and enhanced gauge symmetries'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification', 'symmetry, gauge', 'moduli space', 'duality, transformation', 'field theory, F-theory', 'dimension, 6', 'group theory, representation', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605200'] | ["Using ``Tate's algorithm,'' we identify loci in the moduli of F-theory compactifications corresponding to enhanced gauge symmetry. We apply this to test the proposed F-theory/heterotic dualities in six dimensions. We recover the perturbative gauge symmetry enhancements of the heterotic side and the physics of small S... | ['1996-05-29'] |
13,443 | ['eng'] | ['Shiromizu, T', 'Morikawa, M'] | ['Small thermal fluctuation on a large domain'] | ['Particle Physics - Theory'] | ['critical phenomena, percolation', 'kinematics', 'bubble', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605203'] | ['Weak first-order phase transitions proceed with percolation of new phase. The kinematics of this process is clarified from the point of view of subcritical bubbles. We examine the effect of small subcritical bubbles around a large domain of asymmetric phase by introducing an effective geometry. The percolation proces... | ['1996-05-29'] |
13,444 | ['eng'] | ['Lassig, C C', 'Joshi, G C'] | ['Constrained systems described by Nambu mechanics'] | ['Particle Physics - Theory'] | ['mechanics', 'Hamiltonian formalism, constraint', 'quantization', 'phase space', 'electromagnetic field', 'duality', 'field theory, octonion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605202'] | ["Using the framework of Nambu's generalised mechanics, we obtain a new description of constrained Hamiltonian dynamics, involving the introduction of another degree of freedom in phase space, and the necessity of defining the action integral on a world sheet. We also discuss the problem of quantising Nambu mechanics."... | ['1996-05-29'] |
13,445 | ['eng'] | ['Chalmers, G'] | ['Multi-monopole moduli spaces for SU(N) gauge group'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'field theory, scalar', 'field theory, monopole', 'moduli space', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605182'] | ['The moduli space describing the low-energy dynamics of BPS multi-monopoles for several charge configurations is presented. We prove the conjectured form of the moduli space of n-1 distinct monopoles in a spontaneously broken SU(n) gauge theory. We further propose the solution where one of the charge components has tw... | ['1996-05-27'] |
13,446 | ['eng'] | ['Lyakhovich, S L', 'Sharapov, A A', 'Shekhter, K M'] | ['D=6 massive spinning particle'] | ['Particle Physics - Theory'] | ['talk, Moscow 1996/05/20', 'particle, relativistic', 'dimension, 6', 'spin', 'quantization', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605186'] | ["The massive spinning particle in six-dimensional Minkowski space is described as a mechanical system with the configuration space {\\ R}% ^{5,1}\\times {\\ CP}^3. The action functional of the model is unambigiously determined by the requirement of identical (off-shell) conservation for the phase-space counterparts of... | ['1996-05-27'] |
13,447 | ['eng'] | ['Jackson, A D', 'Verbaarschot, J J M'] | ['Finite volume partition functions and Itzykson-Zuber integrals'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'partition function, finite size', 'quark, mass', 'mass, quark', 'charge, topological', 'flavor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605183'] | ['We find the finite volume QCD partition function for different quark masses. This is a generalization of a result obtained by Leutwyler and Smilga for equal quark masses. Our result is derived in the sector of zero topological charge using a generalization of the Itzykson-Zuber integral appropriate for arbitrary comp... | ['1996-05-27'] |
13,448 | ['eng'] | ['Watabiki, Y'] | ['Fractal structure of space-time in two-dimensional quantum gravity'] | ['Particle Physics - Theory'] | ['talk, Toyonaka 1995/12/14', 'quantum gravity', 'dimension, 2', 'space-time', 'coupling, matter', 'matter, coupling', 'fractals', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605185'] | ['We show that universal functions play an important role in the observation of the fractal structure of space--time in the numerical simulation of quantum gravity.'] | ['1996-05-27'] |
13,449 | ['eng'] | ['Berkooz, M', 'Leigh, Robert G', 'Polchinski, Joseph', 'Schwarz, J H', 'Seiberg, N', 'Witten, Edward'] | ['Anomalies, dualities, and topology of D=6 N=1 superstring vacua'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'supersymmetry', 'symmetry, Spin(32)/Z(2)', 'Spin(32)/Z(2), symmetry', 'symmetry, E(8) x E(8)', 'vacuum state', 'topology', 'duality', 'anomaly', 'field theory, orbifold', 'field theory, instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605184'] | ['We consider various aspects of compactifications of the Type I/heterotic Spin(32)/\\Z_2 theory on K3. One family of such compactifications includes the standard embedding of the spin connection in the gauge group, and is on the same moduli space as the compactification of the heterotic E_8\\times E_8 theory on K3 wit... | ['1996-05-27'] |
13,450 | ['eng'] | ['Fadeev, L'] | ['How algebraic Bethe ansatz works for integrable model'] | ['Particle Physics - Theory'] | ['lectures, Les Houches 1995/09/26', 'statistical mechanics', 'field theory', 'dimension, 2', 'integrability', 'operator, algebra', 'operator, Lax', 'Bethe ansatz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605187'] | ['I study the technique of Algebraic Bethe Ansatz for solving integrable models and show how it works in detail on the simplest example of spin 1/2 XXX magnetic chain. Several other models are treated more superficially, only the specific details are given. Several parameters, appearing in these generalizations: spin s... | ['1996-05-27'] |
13,451 | ['eng'] | ['Rey, S J'] | ['Back reaction and graceful exit in string inflationary cosmology'] | ['Particle Physics - Theory'] | ['inflationary universe', 'string model', 'effect, back reaction', 'spontaneous compactification', 'dimension, 2', 'Friedman model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605176'] | ["Classical string cosmology consists of two branches related to each other by scale-factor duality: a super-inflation branch and a Friedmann-Robertson-Walker (FRW) branch. Curvature and string coupling singularity separates the two branches, hence posing `graceful exit problem' to super-inflationary string cosmology. ... | ['1996-05-24'] |
13,452 | ['eng'] | ['Arthur, K'] | ['Interaction energy of Chern-Simons vortices in the gauged O(3) $\\sigma$ model'] | ['Particle Physics - Theory'] | ['sigma model, O(3)', 'gauge field theory, U(1)', 'Chern-Simons term', 'vortex', 'energy, interaction', 'duality', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605177'] | ['The purpose of this Letter is to present a computation of the interaction energy of gauged O(3) Chern-Simons vortices which are infinitely separated. The results will show the behaviour of the interaction energy as a function of the constant coupling the potential, which measures the relative strength of the matter s... | ['1996-05-24'] |
13,453 | ['eng'] | ['Di Pierro, M', 'Konishi, K I'] | ['Mass, confinement and CP invariance in the Seiberg-Witten model'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'gauge field theory, SU(2)', 'supersymmetry', 'current, correlation function', 'mass spectrum', 'confinement', 'invariance, CP', 'symmetry, spontaneously broken'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605178'] | ['Several physics aspects of the Seiberg-Witten solution of N=2 supersymmetric Yang-Mills theory with SU(2) gauge group, supplemented with a small mass term for the "matter" fields which leads to an N=1 theory with confinement, are discussed. The light spectrum of the theory is understood on the basis of current algebr... | ['1996-05-24'] |
13,454 | ['eng'] | ['Casas, J A'] | ['The generalized dilaton supersymmetry breaking scenario'] | ['Particle Physics - Theory'] | ['supersymmetry, symmetry breaking', 'dilaton', 'potential, Kaehler', 'nonperturbative'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605180'] | ['We show that the usual dilaton dominance scenario, derived from the tree level K\\"ahler potential, can never correspond to a global minimum of the potential at V=0. Similarly, under very general assumptions it cannot correspond to a local minimum either, unless a really big conspiracy of different contributions to t... | ['1996-05-24'] |
13,455 | ['eng'] | ['Rehren, K H'] | ['Bounded Bose fields'] | ['Particle Physics - Theory'] | ['field theory, boson', 'dimension, 2', 'operator, vertex', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605156'] | ['Examples for bounded Bose fields in two dimensions are presented.'] | ['1996-05-23'] |
13,456 | ['eng'] | ['Bañados, M', 'Garay, L J', 'Henneaux, M'] | ['The dynamical structure of higher dimensional Chern-Simons theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'any-dimensional', 'transformation, diffeomorphism', 'Hamiltonian formalism', 'constraint', 'field equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605159'] | ['Higher dimensional Chern-Simons theories, even though constructed along the same topological pattern as in 2+1 dimensions, have been shown recently to have generically a non-vanishing number of degrees of freedom. In this paper, we carry out the complete Dirac Hamiltonian analysis (separation of first and second clas... | ['1996-05-23'] |
13,457 | ['eng'] | ['Smirnov, V A'] | ['Four-dimensional integration by parts with differential renormalization as a method of evaluation of Feynman diagrams'] | ['Particle Physics - Theory'] | ['Feynman graph, higher-order', 'regularization, analytic properties', 'renormalization, differential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605162'] | ['It is shown how strictly four-dimensional integration by parts combined with differential renormalization and its infrared analogue can be applied for calculation of Feynman diagrams.'] | ['1996-05-23'] |
13,458 | ['eng'] | ['Delduc, F', 'Maggiore, N', 'Piguet, O', 'Wolf, S'] | ['Note on constrained cohomology'] | ['Particle Physics - Theory'] | ['cohomology, Becchi-Rouet-Stora', 'constraint', 'Slavnov identity', 'gauge field theory, Yang-Mills', 'gauge field theory, topological'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605158'] | ["The cohomology of the BRS operator corresponding to a group of rigid symmetries is studied in a space of local field functionals subjected to a condition of gauge invariance. We propose a procedure based on a filtration operator counting the degree in the infinitesimal parameters of the rigid symmetry transformations... | ['1996-05-23'] |
13,459 | ['eng'] | ['Eliashvili, M'] | ['On the holomorphic gauge quantization of the Chern-Simons theory and Laughlin wave functions'] | ['Particle Physics - Theory'] | ['gauge field theory, noncompact', 'Chern-Simons term', 'dimension, 3', 'dimension, 2', 'quantization, constraint', 'Hamiltonian formalism', 'correlation function', 'analytic properties', 'Hall effect', 'wave function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605160'] | ['Chern-Simons-Matter Lagrangian with noncompact gauge symmetry group is considered. The theory is quantized in the holomorphic gauge with a complex gauge fixing condition. The model is discussed, in which the the gauge and matter fields are accompanied by the complex conjugate counterparts. It is argued, that such a t... | ['1996-05-23'] |
13,460 | ['eng'] | ['Easther, R'] | ['One-loop superstring cosmology and the non-singular universe'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'field equations, higher-order', 'perturbation theory', 'asymptotic behavior', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605173'] | ['We study the cosmological implications of the one-loop terms in the string expansion. In particular, we find non-singular solutions which interpolate between a contracting universe and an expanding universe, and show that these solutions provide a mechanism for removing the initial conditions problem peculiar to spat... | ['1996-05-23'] |
13,461 | ['eng'] | ['Banerjee, H', 'De, A K'] | ['Fermions on lattice and chiral invariance'] | ['Particle Physics - Theory'] | ['talk, Calcutta 1996/01/29', 'fermion, lattice field theory', 'invariance, chiral', 'gauge field theory, U(1)', 'Ward identity', 'perturbation theory, chiral', 'continuum limit', 'anomaly', 'current, vector', 'current, axial-vector'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605155'] | ['A model for lattice fermion is proposed which is, (i) free from doublers, (ii) hermitian, and (iii) chirally invariant. The price paid is the loss of hypercubic and reflection symmetries in the lattice action. Thanks to the \\epsilon-prescription, correlation functions are free from the ill effects due to the loss of... | ['1996-05-23'] |
13,462 | ['eng'] | ['Isakov, S B', 'Viefers, S'] | ['Model of statistically coupled chiral fields on the circle'] | ['Particle Physics - Theory'] | ['boson, chiral', 'space-time, S(1)', 'dimension, 1', 'postulated particle, anyon', 'Hamiltonian formalism', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605157'] | ['Starting from a field theoretical description of multicomponent anyons with mutual statistical interactions in the lowest Landau level, we construct a model of interacting chiral fields on the circle, with the energy spectrum characterized by a symmetric matrix g_{\\alpha\\beta} with nonnegative entries. Being repres... | ['1996-05-23'] |
13,463 | ['eng'] | ['Parwani, R R', 'Singh, H'] | ['On the fractional electric charge of a magnetic monopole at nonzero temperature'] | ['Particle Physics - Theory'] | ['magnetic monopole', 'charge, electric', 'charge, fractional', 'finite temperature', 'dyon', 'fermion, coupling', 'coupling, fermion', 'violation, CP', 'Salam-Weinberg model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605163'] | ["We clarify recent discussions on the induced electric charge, due to CP violation, of a Dirac or 't Hooft-Polyakov monopole at nonzero temperature. We then extend the discussion to include fermions, at nonzero temperature, coupled to the 't Hooft-Polyakov monopole. Finally we argue that if dyons with fractional elect... | ['1996-05-23'] |
13,464 | ['eng'] | ['Smirnov, V A'] | ['Gauge-invariant differential renormalization'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'fermion', 'propagator', 'renormalization, differential', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605164'] | ['A new version of differential renormalization is presented. It is based on pulling out certain differential operators and introducing a logarithmic dependence into diagrams. It can be defined either in coordinate or momentum space, the latter being more flexible for treating tadpoles and diagrams where insertion of c... | ['1996-05-23'] |
13,465 | ['eng'] | ['Osipov, E P'] | ['Complex structure and the construction of the $\\phi^{4}_{4}$ : quantum field theory in four-dimensional space-time'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'field equations, solution', 'quantization', 'axiomatic field theory', 'n-point function', 'triviality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605165'] | ['We announce results about the nonperturbative mathematically rigorous construction of the :\\!\\phi^4_4\\!: quantum field theory in four-dimensional space-time. The complex structure of solutions of the classical nonlinear (real-valued) wave equation and quantization are closely connected among themselves and allow t... | ['1996-05-23'] |
13,466 | ['eng'] | ['Bowick, M J', 'Catterall, Simon M', 'Thorleifsson, G'] | ['Minimal dynamical triangulations of random surfaces'] | ['Particle Physics - Theory'] | ['quantum gravity', 'dimension, 2', 'space-time, sphere', 'random surface, triangulation', 'Ising model', 'critical phenomena', 'lattice field theory', 'scaling', 'numerical calculations, Monte Carlo'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605167'] | ['We introduce and investigate numerically a minimal class of dynamical triangulations of two-dimensional gravity on the sphere in which only vertices of order five, six or seven are permitted. We show firstly that this restriction of the local coordination number, or equivalently intrinsic scalar curvature, leaves int... | ['1996-05-23'] |
13,467 | ['eng'] | ['Brodbeck, O', 'Heusler, M', 'Straumann, G L N', 'Volkov, M S'] | ['Stability analysis of new solutions of the EYM system with cosmological constant'] | ['Particle Physics - Theory'] | ['relativity theory, general', 'gauge field theory, Yang-Mills', 'astrophysics, fundamental constant', 'field equations, solution', 'magnetic field', 'stability', 'perturbation theory', 'supersymmetry, transformation', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605166'] | ['We analyze the stability properties of the purely magnetic, static solutions to the Einstein--Yang--Mills equations with cosmological constant. It is shown that all three classes of solutions found in a recent study are unstable under spherical perturbations. Specifically, we argue that the configurations have n unst... | ['1996-05-23'] |
13,468 | ['eng'] | ['Berenstein, D E', 'Corrado, R A', 'Fischler, Willy', 'Paban, S', 'Rozali, M'] | ['Virtual D-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'S-matrix', 'field theory, collective', 'renormalization', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605168'] | ['Using a formalism developed to include collective coordinates, we calculate the contributions to S-matrix elements due to off-shell D-branes in a string coupling expansion. The formalism is further used to establish a two-dimensional computation of higher order corrections to the D-brane tension, both for the bosonic... | ['1996-05-23'] |
13,469 | ['eng'] | ['Binétruy, P', 'Gaillard, Mary Katherin', 'Wu, Y Y'] | ['Dilaton stabilization in the context of dynamical supersymmetry breaking through gaugino condensation'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, dynamically broken', 'effective action', 'gauge field theory, Yang-Mills', 'potential, Kaehler', 'field theory, dilaton', 'stability', 'gaugino, condensation', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605170'] | ['We study gaugino condensation in the context of superstring effective theories using the linear multiplet formulation for the dilaton superfield. Including nonperturbative corrections to the K\\"ahler potential for the dilaton may naturally achieve dilaton stabilization, with supersymmetry breaking and gaugino conden... | ['1996-05-23'] |
13,470 | ['eng'] | ['Carroll, S M', 'Ortiz, M E'] | ['The Ising model with a boundary magnetic field on a random surface'] | ['Particle Physics - Theory'] | ['Ising model', 'magnetic field', 'partition function', 'random surface', 'statistical mechanics, continuum limit', 'quantum gravity', 'dimension, 2', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605169'] | ['The bulk and boundary magnetizations are calculated for the critical Ising model on a randomly triangulated disk in the presence of a boundary magnetic field h. In the continuum limit this model corresponds to a c = 1/2 conformal field theory coupled to 2D quantum gravity, with a boundary term breaking conformal inva... | ['1996-05-23'] |
13,471 | ['eng'] | ['Gamboa-Rios, J', 'Rivelles, V O', 'Zanelli, J'] | ['Anyons in 1+1 dimensions are anomalous'] | ['Particle Physics - Theory'] | ['anyon', 'dimension, 2', 'spin, 1/2', '1/2, spin', 'quantum mechanics', 'gauge field theory, abelian', 'invariance, gauge', 'charge conjugation, invariance', 'anomaly', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605171'] | ['We consider the analog in one spatial dimension of the Bose-Fermi transmutation for planar systems. That is, the construction of a purely bosonic effective local theory starting from a system of bosons and fermions upon integration over the fermionic variables. We consider a quantum mechanical system of a spin 1/2 pa... | ['1996-05-23'] |
13,472 | ['eng'] | ['Semenoff, Gordon W', 'Tirkkonen, O', 'Zarembo, K'] | ['Exact solution of the one-dimensional non-abelian Coulomb gas at large N'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'gas, Coulomb', 'dimension, 1', 'thermodynamics', 'group theory, representation', 'electric field, nonabelian', 'expansion 1/N', 'critical phenomena, confinement', 'quantum chromodynamics', 'dimension, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605172'] | ['The problem of computing the thermodynamic properties of a one-dimensional gas of particles which transform in the adjoint representation of the gauge group and interact through non-Abelian electric fields is formulated and solved in the large N limit. The explicit solution exhibits a first order confinement-deconfin... | ['1996-05-23'] |
13,473 | ['eng'] | ['Balasubramanian, V', 'Klebanov, Igor R'] | ['Some aspects of massive world-brane dynamics'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'massive', 'field theory, soliton', 'scattering amplitude, higher-order', 'higher-order, scattering amplitude', 'Regge poles', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605174'] | ['We study the internal dynamics of Ramond-Ramond solitons excited far from the BPS limit by leading Regge trajectory open strings. The simplest world volume process for such strings is splitting into two smaller pieces, and we calculate the corresponding decay rates. Compared to the conventional open superstring, the ... | ['1996-05-23'] |
13,474 | ['eng'] | ['Hisakado, M', 'Wadati, Miki'] | ['Matrix models of two-dimensional gravity and discrete Toda theory'] | ['Particle Physics - Theory'] | ['quantum gravity', 'dimension, 2', 'field theory, Toda', 'matrix model', 'partition function', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605175'] | ['Recursion relations for orthogonal polynominals, arising in the study of the one-matrix model of two-dimensional gravity, are shown to be equvalent to the equations of the Toda-chain hierarchy supplemented by additional Virasoro constraints. This is the case without the double scaling limit. A discrete time variable ... | ['1996-05-23'] |
13,475 | ['eng'] | ['Chaichian, Masud', 'Chen, W F', 'Zhu, Z Y'] | ['Gauss law constraints in Chern-Simons theory from BRST quantization'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'Chern-Simons term', 'dimension, 3', 'quantization, constraint', 'Hamiltonian formalism', 'phase space', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605142'] | ['The physical state condition in the BRST quantization of Chern-Simons field theory is used to derive Gauss law constraints in the presence of Wilson loops, which play important role in explicitly establishing the connection of Chern-Simons field theory with 2-dimensional conformal field theory.'] | ['1996-05-22'] |
13,476 | ['eng'] | ['Fujiwara, T', 'Igarashi, H', 'Suzuki, T'] | ['Super-Virasoro anomaly, super-Weyl anomaly and the super-Liouville action for 2D supergravity'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'effective action', 'supergravity', 'dimension, 2', 'field theory, Liouville', 'anomaly, Virasoro', 'anomaly, Weyl', 'light cone gauge', 'invariance, Becchi-Rouet-Stora', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605138'] | ['The relation between super-Virasoro anomaly and super-Weyl anomaly in N=1 NSR superstring coupled with 2D supergravity is investigated from canonical theoretical view point. The WZW action canceling the super-Virasoro anomaly is explicitly constructed. It is super-Weyl invariant but nonlocal functional of 2D supergra... | ['1996-05-22'] |
13,477 | ['eng'] | ['Nyeo, S L'] | ['Differential renormalization of QCD in the background-field method'] | ['Particle Physics - Theory'] | ['talk, Dubna 1995/06/26', 'gauge field theory, Yang-Mills', 'gluon', 'background field', 'effective action', 'propagator', 'ghost', 'perturbation theory, higher-order', 'renormalization, differential', 'renormalization, regularization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605139'] | ['A short outline is given on the application of differential regularization to QCD in the background-field method. The derivation of the propagators in the background gluon field as short-distance expansions is described and the renormalization of the theory is mentioned.'] | ['1996-05-22'] |
13,478 | ['eng'] | ['Semenoff, Gordon W', 'Szabo, R J'] | ['Fermionic matrix models'] | ['Particle Physics - Theory'] | ['review', 'matrix model, fermion', 'matrix model, random', 'symmetry, U(N)', 'expansion 1/N', 'scaling', 'critical phenomena', 'gauge field theory, induced', 'mean field approximation', 'partition function', 'correlation function', 'loop space', 'analytic properties', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605140'] | ['We review a class of matrix models whose degrees of freedom are matrices with anticommuting elements. We discuss the properties of the adjoint fermion one-, two- and gauge invariant D-dimensional matrix models at large-N and compare them with their bosonic counterparts which are the more familiar Hermitian matrix mod... | ['1996-05-22'] |
13,479 | ['eng'] | ['Tsokur, V A', 'Zinoviev, Yu M'] | ['N = 2 supergravity models based on the nonsymmetric quaternionic manifolds; 2, gauge interactions'] | ['Particle Physics - Theory'] | ['supergravity', 'algebra, quaternion', 'gauge field theory', 'symmetry breaking'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605143'] | ['In this paper we continue our investigation of the N = 2 supergravity models, where scalar fields of hypermultiplets parameterize the nonsymmetric quaternionic manifolds. Using the results of our previous paper, where we have given an explicit construction for the Lagrangians and the supertransformations and, in-part... | ['1996-05-22'] |
13,480 | ['eng'] | ['Förger, K', 'Ovrut, B A', 'Theisen, Stefan J', 'Waldram, D'] | ['Higher-derivative gravity in string theory'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'effective action', 'scattering amplitude', 'gravitation, action', 'derivative, high', 'n-point function, 4', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605145'] | ['We explicitly extract the structure of higher-derivative curvature-squared terms at genus 0 and 1 in the d=4 heterotic string effective action compactified on symmetric orbifolds by computing on-shell S-matrix superstring amplitudes. In particular, this is done within the context of calculating the graviton 4-point a... | ['1996-05-22'] |
13,481 | ['eng'] | ['Korotkin, D A', 'Nicolai, Hermann C'] | ['Isomonodromic quantization of dimensionally reduced gravity'] | ['Particle Physics - Theory'] | ['gravitation, quantization', 'dimensional reduction', 'symmetry, axial', 'symmetry, SL(2,R)', 'diffeomorphism', 'Hamiltonian formalism', 'Wheeler-DeWitt equation', 'astrophysics, superspace', 'phase space', 'constraint', 'Knizhnik-Zamolodchikov equation', 'string model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605144'] | ['We present a detailed account of the isomonodromic quantization of dimensionally reduced Einstein gravity with two commuting Killing vectors. This theory constitutes an integrable ``midi-superspace" version of quantum gravity with infinitely many interacting physical degrees of freedom. The canonical treatment is bas... | ['1996-05-22'] |
13,482 | ['eng'] | ['Green, M B', 'Lambert, N D', 'Papadopoulos, G J', 'Townsend, P K'] | ['Dyonic p-branes from self-dual (p+1)-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'field theory, dyon', 'duality, SL(2,Z)', 'Kaluza-Klein model', 'string model', 'gauge field theory', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605146'] | ["The `electromagnetic' Sl(2;\\bZ) duality group in spacetime dimension D=4k can be given a Kaluza-Klein interpretation in D=4k+2 as the modular group of a compactifying torus. We show how dyonic 2(k-1)-branes in D=4k can be interpreted as self-dual (2k-1)-branes in D=4k+2 wound around the homology cycles of the torus.... | ['1996-05-22'] |
13,483 | ['eng'] | ['Pelc, O', 'Horwitz, L P'] | ['Generalization of the Coleman-Mandula theorem to higher dimension'] | ['Particle Physics - Theory'] | ['supersymmetry', 'invariance, Poincare', 'S-matrix', 'symmetry, internal', 'Hilbert space', 'unified field theory', 'group theory', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605147'] | ['The Coleman-Mandula theorem, which states that space-time and internal symmetries cannot be combined in any but a trivial way, is generalized to an arbitrarily higher spacelike dimension. Prospects for further generalizations of the theorem (space-like representations, larger time-like dimension, infinite number of p... | ['1996-05-22'] |
13,484 | ['eng'] | ['Pelc, O', 'Horwitz, L P'] | ['Construction of a complete set of states in relativistic scattering theory'] | ['Particle Physics - Theory'] | ['S-matrix, relativistic', 'quantum mechanics', 'linear spaces, Hilbert space', 'space-time, signature', 'particle, spectra', 'spectra, particle', 'invariance, Poincare', 'representation, induced'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605148'] | ["The space of physical states in relativistic scattering theory is constructed, using a rigorous version of the Dirac formalism, where the Hilbert space structure is extended to a Gel'fand triple. This extension enables the construction of ``a complete set of states'', the basic concept of the original Dirac formalism... | ['1996-05-22'] |
13,485 | ['eng'] | ['Rocek, Martin', 'Von Unge, R'] | ['Effective Kähler potentials'] | ['Particle Physics - Theory'] | ['supersymmetry', 'effective potential, Kaehler', 'perturbation theory, higher-order', 'dependence, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605149'] | ['We compute the 1-loop effective K\\"ahler potential in the most general renormalizable N=1 d=4 supersymmetric quantum field theory.'] | ['1996-05-22'] |
13,486 | ['eng'] | ['Sen, A'] | ['F-theory and orientifolds'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'field theory, Kaehler', 'field theory, orbifold', 'field theory, F-theory', 'symmetry breaking', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605150'] | ['By analyzing F-theory on K3 near the orbifold limit of K3 we establish the equivalence between F-theory on K3 and an orientifold of type IIB on T^2, which in turn, is related by a T-duality transformation to type I theory on T^2. By analyzing the F-theory background away from the orbifold limit, we show that non-pert... | ['1996-05-22'] |
13,487 | ['eng'] | ['Flohr, M'] | ['On fusion rules in logarithmic conformal field theories'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'partition function', 'operator, algebra', 'algebra, fusion', 'S-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605151'] | ['We find the fusion rules for the c_{p,1} series of logarithmic conformal field theories. This completes our attempts to generalize the concept of rationality for conformal field theories to the logarithmic case. A novelty is the appearance of negative fusion coefficients which can be understood in terms of exceptiona... | ['1996-05-22'] |
13,488 | ['eng'] | ['Fursaev, D V', 'Miele, G'] | ['Cones, spins and heat kernels'] | ['Particle Physics - Theory'] | ['spin, 1/2', '1/2, spin', 'spin, 3/2', '3/2, spin', 'spin, 2', '2, spin', 'field equations', 'effective action', 'operator, differential', 'regularization, heat kernel', 'black hole', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605153'] | ['The heat kernels of Laplacians for spin 1/2, 1, 3/2 and 2 fields, and the asymptotic expansion of their traces are studied on manifolds with conical singularities. The exact mode-by-mode analysis is carried out for 2-dimensional domains and then extended to arbitrary dimensions. The corrections to the first Schwinger... | ['1996-05-22'] |
13,489 | ['eng'] | ['Berglund, P', 'Katz, S', 'Klemm, A D', 'Mayr, Peter'] | ['New Higgs transitions between dual N=2 string models'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'duality, transformation', 'moduli space', 'field theory, Calabi-Yau', 'geometry, algebra', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605154'] | ['We describe a new kind of transition between topologically distinct N=2 type II Calabi--Yau vacua through points with enhanced non-abelian gauge symmetries together with fundamental charged matter hypermultiplets. We connect the appearance of matter to the local geometry of the singularity and discuss the relation be... | ['1996-05-22'] |
13,490 | ['eng'] | ['Tsokur, V A', 'Ziniviev, Yu M'] | ['N = 2 supergravity models based on the nonsymmetric quaternionic manifolds; 1, symmetries and lagrangians'] | ['Particle Physics - Theory'] | ['supergravity', 'algebra, quaternion', 'sigma model, nonlinear', 'algebra, W(N,M)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605134'] | ['In this paper we consider the N = 2 supergravity models in which the hypermultiplets realize the nonlinear sigma-models, corresponding to the nonsymmetric (but homogeneous) quaternionic manifolds. By exploiting the isometries of appropriate manifolds we give an explicit construction for the Lagrangians and supertrans... | ['1996-05-21'] |
13,491 | ['eng'] | ['Gorsky, A S'] | ['Peierls model and vacuum structure in N=2 supersymmetric gauge theories'] | ['Particle Physics - Theory'] | ['lattice field theory', 'fermion', 'supersymmetry', 'Hamiltonian formalism', 'integrability', 'operator, Lax', 'vacuum state', 'field theory, soliton', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605135'] | ['We suggest the quasiparticle picture behind the integrable structure of N=2 SYM theory,which arises if the Lax operator is considered as a Hamiltonian for the fermionic system. We compare the meaning of BPS states with the one coming from the D-brane interpretation and give some evidence for the compositeness of the ... | ['1996-05-21'] |
13,492 | ['eng'] | ['Banks, T', 'Dine, Michael'] | ['Couplings and scales in strongly coupled heterotic string theory'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification', 'approximation, strong coupling', 'strong coupling, approximation', 'field theory, M-theory', 'field theory, soliton', 'moduli space', 'stability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605136'] | ['If nature is described by string theory, and if the compactification radius is large (as suggested by the unification of couplings), then the theory is in a regime best described by the low energy limit of M-theory. We discuss some phenomenological aspects of this view. The scale at which conventional quantum field t... | ['1996-05-21'] |
13,493 | ['eng'] | ['Keller, G', 'Kopper, C', 'Schophaus, C'] | ['Perturbative renormalization with flow equations in Minkowski space'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'field theory, massive', 'massive, field theory', 'field theory, Euclidean', 'n-point function', 'analytic properties', 'renormalization group, transformation', 'perturbation theory, higher-order', 'space-time, Minkowski', 'two-point function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605137'] | ['We show within the Wilson renormalization group framework how the flow equation method can be used to prove the perturbative renormalizability of a relativistic massive selfinteracting scalar field. Furthermore we prove the regularity of the renormalized relativistic one-particle irreducible n-point Green functions i... | ['1996-05-21'] |
13,494 | ['eng'] | ['Xiao Fei Zhang', 'Jiarong, L'] | ['Non-abelian Kubo formula and the multiple time-scale method'] | ['Particle Physics - Theory'] | ['gauge field theory, nonabelian', 'Chern-Simons term', 'quark gluon, plasma', 'energy loss', 'effect, nonlinear', 'temporal gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605120'] | ['The non-Abelian Kubo formula is derived from the kinetic theory. That expression is compared with the one obtained using the eikonal for a Chern-Simons theory. The multiple time-scale method is used to solve the non-Abelian Kubo formula, and the damping rate for longitudinal color waves is computed.'] | ['1996-05-20'] |
13,495 | ['eng'] | ['Chen, W F', 'Lee, H C', 'Zhu, Z Y'] | ['Differential regularization of topologically massive Yang-Mills theory and Chern-Simons theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'path integral', 'perturbation theory, higher-order', 'renormalization, differential', 'propagator', 'vertex function', 'mass, topological', 'topological, mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605121'] | ['The differential renormalization method is applied to three dimensional topologically massive Yang-Mills and Chern-Simons theories. The method is especially suitable for these theories as the problems of defining the dimensional continuation of three dimensional antisymmetric tensor are avoided and the Feynman rules ... | ['1996-05-20'] |
13,496 | ['eng'] | ['Consoli, M', 'Stevenson, P M'] | ["Response to Tarrach's mode dependent field renormalization and triviality"] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'triviality', 'perturbation theory, higher-order', 'renormalization group'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605122'] | ['We respond to Tarrach\'s criticisms (hep-th/9511034) of our work on lambda Phi^4 theory. Tarrach does not discuss the same renormalization procedure that we do. He also relies on results from perturbation theory that are not valid. There is no "infrared divergence" or unphysical behaviour associated with the zero-mom... | ['1996-05-20'] |
13,497 | ['eng'] | ['Penati, S', 'Santambrogio, A', 'Zanon, D'] | ['Renormalization group flows in $\\sigma$-models coupled to two-dimensional dynamical gravity'] | ['Particle Physics - Theory'] | ['gravitation', 'sigma model, nonlinear', 'dimension, 2', 'renormalization group, beta function', 'renormalization group, transformation', 'approximation, quasiclassical', 'critical phenomena', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605124'] | ['We consider a bosonic \\s--model coupled to two--dimensional gravity. In the semiclassical limit, c\\rightarrow -\\infty, we compute the gravity dressing of the \\b--functions at two--loop order in the matter fields. We find that the corrections due to the presence of dynamical gravity are {\\em not} expressible simp... | ['1996-05-20'] |
13,498 | ['eng'] | ['Evans, J M', 'Madsen, J O'] | ['Real forms of non-abelian Toda theories and their W-algebras'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'nonabelian', 'dimension, 2', 'algebra, Lie', 'algebra, W(N)', 'integrability', 'operator product expansion', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605126'] | ['We consider real forms of Lie algebras and embeddings of sl(2) which are consistent with the construction of integrable models via Hamiltonian reduction. In other words: we examine possible non-standard reality conditions for non-abelian Toda theories. We point out in particular that the usual restriction to the maxi... | ['1996-05-20'] |
13,499 | ['eng'] | ['Ackermann, T'] | ['Dirac operators and Clifford geometry'] | ['Particle Physics - Theory'] | ['lectures, Aachen 1996/05/28', 'relativity theory, general', 'gauge field theory, Yang-Mills', 'Higgs model', 'fermion', 'operator, Dirac', 'algebra, Clifford'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9605129'] | ['In this lecture I will report on some recent progress in understanding the relation of Dirac operators on Clifford modules over an even-dimensional closed Riemannian manifold M\\ and (euclidean) Einstein-Yang-Mills-Higgs models.'] | ['1996-05-20'] |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.