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 |
|---|---|---|---|---|---|---|---|---|
13,000 | ['eng'] | ['Kogan, I I'] | ['Three-dimensional description of the $\\Phi_{1,3}$ deformation of minimal models'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'field theory, deformation', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608031'] | ['We discuss the $2+1$ dimensional description of the $\\Phi_{1,3}$ deformation of the minimal model $M_p$ leading to a transition $M_p \\rightarrow M_{p-1}$. The deformation can be considered as an addition of the charged matter to the Chern-Simons theory describing a minimal model. The $N=1$ superconformal case is al... | ['1996-08-07'] |
13,001 | ['eng'] | ['Bowick, M J', 'John, V', 'Thorleifsson, G'] | ['The Hausdorff Dimension of Surfaces in Two-Dimensional Quantum Gravity Coupled to Unitary Minimal Matter'] | ['Particle Physics - Theory'] | ['quantum gravity', 'coupling, matter', 'dimension, 2', 'scaling', 'field theory, string'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608030'] | ['Within the framework of string field theory the intrinsic Hausdorff dimension $d_H$ of the ensemble of surfaces in two-dimensional quantum gravity has recently been claimed to be $2m$ for the class of unitary minimal models $(p=m+1,q=m)$. This contradicts recent results from numerical simulations, which consistently ... | ['1996-08-07'] |
13,002 | ['eng'] | ['Hodges, P J', 'Mohammedi, N'] | ['Anti-field Formalism and Non-Abelian Duality'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 2', 'gauge field theory, nonabelian', 'duality, transformation', 'quantization, Batalin-Vilkovisky', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608023'] | ['The act of implementing non-Abelian duality in two dimensional sigma models results unavoidably in an additional reducible symmetry. The Batalin-Vilkovisky formalism is employed to handle this new symmetry. Valuable lessons are learnt here with respect to non-Abelian duality. We emphasise, in particular, the effects ... | ['1996-08-06'] |
13,003 | ['eng'] | ['Ghoroku, K'] | ['String loop correction and the condensation of tachyon in 2d gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'dimension, 2', 'vacuum state', 'string model', 'Riemann surfaces, higher-order', 'invariance, Becchi-Rouet-Stora', 'field equations, solution', 'stability', 'tachyon, condensation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608020'] | ['Quantum theory of 2d gravity is examined by including a special quantum correction, which corresponds to the open string loop corrections and provides a new conformal anomaly for the corresponding $\\sigma$ model. This anomaly leads to the condensation of the tachyon, and the resultant effective theory implies a poss... | ['1996-08-06'] |
13,004 | ['eng'] | ['Correia, J D', 'Wheater, John F'] | ['A simple model of dimensional collapse'] | ['Particle Physics - Theory'] | ['space-time', 'field theory, scalar', 'dimension, 2', 'asymptotic behavior'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608021'] | ['We consider a simple model of d families of scalar field interacting with geometry in two dimensions. The geometry is locally flat and has only global degrees of freedom. When d<0 the universe is locally two dimensional but for d>0 it collapses to a one dimensional manifold. The model has some, but not all, of the ch... | ['1996-08-06'] |
13,005 | ['eng'] | ['Pasquinucci, A', 'Roland, K O'] | ['String Theory and the CPT Theorem on the World-Sheet'] | ['Particle Physics - Theory'] | ['string model', 'field theory, conformal', 'dimension, 2', 'Riemann surfaces', 'invariance, CPT', 'S-matrix', 'perturbation theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608022'] | ['We study the CPT theorem for a two-dimensional conformal field theory on an arbitrary Riemann surface. On the sphere the theorem follows from the assumption that the correlation functions have standard hermiticity properties and are invariant under the transformation $z \\rightarrow 1/z$. The theorem can then be exte... | ['1996-08-06'] |
13,006 | ['eng'] | ['Douglas, M R', 'Kabat, D', 'Pouliot, P', 'Shenker, S H'] | ['D-branes and Short Distances in String Theory'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, p-brane', 'effective action', 'gauge field theory, Yang-Mills', 'short-distance behavior', 'field theory, orbifold', 'field theory, instanton', 'moduli space', 'field theory, M-theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608024'] | ['We study the behavior of D-branes at distances far shorter than the string length scale~$l_s$. We argue that short-distance phenomena are described by the IR behavior of the D-brane world-volume quantum theory. This description is valid until the brane motion becomes relativistic. At weak string coupling 0-brane quan... | ['1996-08-06'] |
13,007 | ['eng'] | ['Martinec, Emil J'] | ['Geometrical Structures of M-Theory'] | ['Particle Physics - Theory'] | ['talk, Santa Barbara 1996/07/20', 'string model, heterotic', 'membrane model', 'field theory, M-theory', 'effective action', 'any-dimensional', 'renormalization group, beta function', 'duality', 'integrability', 'conservation law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608017'] | ["N=(2,1) heterotic string theory provides clues about hidden structure in M-theory related to string duality; in effect it geometrizes some aspects of duality. The program whereby one may deduce this hidden structure is outlined, together with the results obtained to date. Speculations are made as to the eventual shap... | ['1996-08-05'] |
13,008 | ['eng'] | ['Andrianopoli, Laura', "D'Auria, R", 'Ferrara, Sergio'] | ['Central Extension of Extended Supergravities in Diverse Dimensions'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, < =10', 'supersymmetry, algebra', 'central charge', 'field theory, soliton', 'mass spectrum', 'duality', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608015'] | ["We generalize central-charge relations and differential identities of N=2 Special Geometry to N extended supergravity in any dimension D<10, and p-extended objects. We study the extremization of the ADM mass per unit of p-volume of BPS extended objects. Runaway solutions for a ``dilaton'' degree of freedom leading to... | ['1996-08-05'] |
13,009 | ['eng'] | ['Antoniadis, Ignatios', 'Bachas, C P', 'Fabre, C', 'Partouche, H', 'Taylor, T R'] | ['Aspects of Type I - Type II - Heterotic Triality in Four Dimensions'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'duality', 'triality', 'effective action', 'any-dimensional', 'potential, prepotential', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608012'] | ['We discuss equivalence between Type I, Type II and Heterotic N=2 superstring theories in four dimensions. We study the effective field theory of Type I models obtained by orientifold reductions of Type IIB compactifications on $K_3 case by the one-loop correction to the Planck mass and can be written as an index asso... | ['1996-08-05'] |
13,010 | ['eng'] | ['Gebert, R W', 'Nicolai, Hermann C'] | ['An Affine String Vertex Operator Construction at Arbitrary Level'] | ['Particle Physics - Theory'] | ['string model', 'algebra, Lie', 'algebra, affine', 'algebra, Kac-Moody', 'algebra, representation', 'operator, vertex', 'group theory, Weyl'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608014'] | ["An affine vertex operator construction at arbitrary level is presented which is based on a completely compactified chiral bosonic string whose momentum lattice is taken to be the (Minkowskian) affine weight lattice. This construction is manifestly physical in the sense of string theory, i.e., the vertex operators are... | ['1996-08-05'] |
13,011 | ['eng'] | ['Horava, P'] | ['Gluino Condensation in Strongly Coupled Heterotic String Theory'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'gauge field theory, E(8) x E(8)', 'spontaneous compactification', 'field theory, Calabi-Yau', 'effective action', 'field theory, M-theory', 'gluino, condensation', 'supersymmetry, dynamically broken', 'approximation, strong coupling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608019'] | ["Strongly coupled heterotic $E_8\\times E_8$ string theory, compactified to four dimensions on a large Calabi-Yau manifold ${\\bf X}$, may represent a viable candidate for the description of low-energy particle phenomenology. In this regime, heterotic string theory is adequately described by low-energy $M$-theory on $... | ['1996-08-05'] |
13,012 | ['eng'] | ['Sen, A'] | ['BPS States on a Three Brane Probe'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 3', 'p-brane, 7', 'gauge field theory, SU(2)', 'supersymmetry', 'mass spectrum', 'field theory, F-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608005'] | ['Recently Banks, Douglas and Seiberg have shown that the world volume theory of a three brane of the type IIB theory in the presence of a configuration of four Dirichlet seven branes and an orientifold plane is described by an N=2 supersymmetric SU(2) gauge theory with four quark flavours in 3+1 dimensions. In this no... | ['1996-08-05'] |
13,013 | ['eng'] | ['Fairlie, David B', 'Nuyts, J'] | ['Two-index generalisations of Superconformal Algebras'] | ['Particle Physics - Theory'] | ['algebra, conformal', 'supersymmetry, algebra', 'commutation relations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608001'] | ['The superconformal algebras of Ademollo et al are generalised to a multi-index form. The structure obtained is similar to the Moyal Bracket analogue of the Neveu-Schwarz Algebra.'] | ['1996-08-05'] |
13,014 | ['eng'] | ['Tsuboi, Z', 'Kuniba, A'] | ['Solutions of a discretized Toda field equation for $D_{r}$ from Analytic Bethe Ansatz'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'dimension, 2', 'field equations, solution', 'model, vertex', 'Bethe ansatz', 'transfer matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608002'] | ['Commuting transfer matrices of $U_{q}(X_{r}^{(1)})$ vertex models obey the functional relations which can be viewed as an $X_{r}$ type Toda field equation on discrete space time. Based on analytic Bethe ansatz we present, for $X_{r}=D_{r}$, a new expression of its solution in terms of determinants and Pfaffians.'] | ['1996-08-05'] |
13,015 | ['eng'] | ['Langmann, E'] | ['Quantum Gauge Theories and Noncommutative Geometry'] | ['Particle Physics - Theory'] | ['talk, Zakopane 1995/09/05', 'gauge field theory, Yang-Mills', 'fermion', 'anomaly', 'differential geometry, noncommutative', 'current algebra', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608003'] | ["I review results from recent investigations of anomalies in fermion--Yang Mills systems in which basic notions from noncommutative geometry (NCG) where found to naturally appear. The general theme is that derivations of anomalies from quantum field theory lead to objects which have a natural interpretation as general... | ['1996-08-05'] |
13,016 | ['eng'] | ['Garay, L J', 'González-Diáz, P F', 'Mena-Marugán, G A', 'Raya, J M'] | ['Circular strings, wormholes and minimum size'] | ['Particle Physics - Theory'] | ['string model', 'space-time', 'quantization', 'wormhole', 'mass spectrum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608004'] | ['The quantization of circular strings in an anti-de Sitter background spacetime is performed, obtaining a discrete spectrum for the string mass. Comparison with a four-dimensional homogeneous and isotropic spacetime coupled to a conformal scalar field shows that the invariant string size and the scale factor have the ... | ['1996-08-02'] |
13,017 | ['eng'] | ['Baacke, J', 'Heitmann, K', 'Pätzold, C'] | ['Nonequilibrium dynamics'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'critical phenomena', 'two-point function', 'field equations, solution', 'perturbation theory, higher-order', 'renormalization', 'invariance, Lorentz', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608006'] | ['We present a regularized and renormalized version of the one-loop nonlinear relaxation equations that determine the non-equilibrium time evolution of a classical (constant) field coupled to its quantum fluctuations. We obtain a computational method in which the evaluation of divergent fluctuation integrals and the ev... | ['1996-08-05'] |
13,018 | ['eng'] | ['Vendrell, F'] | ['A semi-classical relativistic black hole'] | ['Particle Physics - Theory'] | ['black hole, relativistic', 'dimension, 2', 'field theory, scalar', 'field theory, massless', 'quantization', 'gravitation, background field', 'dimension, 1', 'two-point function', 'tensor, energy-momentum', 'current', 'Bogolyubov transformation', 'particle, production', 'approximation, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608007'] | ['A new two-dimensional black hole model, based on the "R=T" relativistic theory, is introduced, and the quantum massless scalar field is studied in its classical gravitational field. In particular infrared questions are discussed. The two-point function, energy-momentum tensor, current, Bogoliubov transformations and ... | ['1996-08-05'] |
13,019 | ['eng'] | ['Anderson, I M', 'Torre, C G'] | ['Asymptotic conservation laws in classsical field theory'] | ['Particle Physics - Theory'] | ['conservation law', 'asymptotic behavior', 'differential forms', 'gauge field theory, Yang-Mills', 'gravitation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608008'] | ['A new approach to the derivation of asymptotic conservation laws in field theory is presented. This approach is based upon the explicit construction of a universal spacetime differential form which plays a central role in the general theory of lower-degree conservation laws. It is shown that this differential form im... | ['1996-08-02'] |
13,020 | ['eng'] | ['Dimakis, A', 'Müller-Hoissen, F'] | ['Soliton equations and the zero curvature condition in noncommutative geometry'] | ['Particle Physics - Theory'] | ['field theory, soliton', 'differential geometry, noncommutative', 'Korteweg-de Vries equation', 'Kadomtsev-Petviashvili equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608009'] | ['Familiar nonlinear and in particular soliton equations arise as zero curvature conditions for GL(1,R) connections with noncommutative differential calculi. The Burgers equation is formulated in this way and the Cole-Hopf transformation for it attains the interpretation of a transformation of the connection to a pure ... | ['1996-08-05'] |
13,021 | ['eng'] | ['Casas, J A'] | ['The Problem of the Stabilization of the Dilaton in String Theories'] | ['Particle Physics - Theory'] | ['talk, College Park 1996/05/29', 'string model', 'field theory, dilaton', 'potential, Kaehler', 'nonperturbative'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608010'] | ['The crucial problem of how the dilaton field is stabilized at a phenomenologically acceptable value in string theories remains essentially unsolved. We show that the usual scenario of assuming that the dilaton is fixed by the (SUSY breaking) dynamics of just the dilaton itself (dilaton dominance scenario) is {\\em in... | ['1996-08-05'] |
13,022 | ['eng'] | ['Obukhov, Yu N'] | ['Analogue of black string in the Yang-Mills gauge theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'Higgs model', 'field equations, solution', 'symmetry, axial', 'string model', 'confinement'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9608011'] | ["The classical Yang--Mills equations are analyzed within the geometrical framework of an effective gravity theory. Exact analytical solutions are derived for the cylindrically symmetric configurations of the coupled gauge and isoscalar fields. It turns out that there is an infinite family of solutions parametrized by ... | ['1996-08-05'] |
13,023 | ['eng'] | ['Bergshoeff, E A'] | ['p-Brane and D-Brane Actions'] | ['Particle Physics - Theory'] | ['talk, Moscow 1996/05/20', 'membrane model, p-brane', 'space-time', 'dimension, 10', 'duality, SL(2,R)', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607238'] | ['We consider the actions for ten--dimensional $p$--branes and $D$--branes in an arbitrary curved background and discuss some of their properties. We comment on how the $SL(2,R)$ duality symmetry acts on the five--brane actions.'] | ['1996-08-01'] |
13,024 | ['eng'] | ['Howe, Paul S', 'West, Peter C'] | ['Superconformal Ward Identities and N=2 Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry, superspace', 'invariance, conformal', 'Ward identity', 'current, conservation law', 'current algebra', 'symmetry, spontaneously broken'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607239'] | ['A reformulation of the superconformal Ward identities that combines all the superconformal currents and the associated parameters in one multiplet is given for theories with rigid N=1 or N=2 supersymmetry. This form of the Ward Identities is applied to spontaneously broken N=2 Yang-Mills theory and used to derive a c... | ['1996-08-01'] |
13,025 | ['eng'] | ['Wulkenhaar, R'] | ['Grand Unification in Non-associative Geometry'] | ['Particle Physics - Theory'] | ['grand unified theory, SU(5)', 'grand unified theory, SU(5) x U(1)', 'differential geometry, noncommutative', 'particle, multiplet', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607237'] | ['We present the formulation of the SU(5)-GUT and the flipped SU(5) x U(1)-GUT within the framework of non-associative geometry. We find tree-level predictions for the masses of gauge and Higgs bosons. In the SU(5)-model, there is precisely one Higgs field, whose mass is of the order of the mass of the top quark. The r... | ['1996-08-01'] |
13,026 | ['eng'] | ['Min, H', 'Park, Q H'] | ['Scattering of Solitons in Derivative Nonlinear Schrödinger Model'] | ['Particle Physics - Theory'] | ['model, chiral', 'Schroedinger equation, nonlinear', 'field equations, soliton', 'scattering, soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607242'] | ['We show that the chiral soliton model recently introduced by Aglietti et al. can be made integrable by adding an attractive potential with a fixed coefficient. The modified model is equivalent to the derivative nonlinear Schrödinger model which does not possess parity and Galilean invariance. We obtain explicit one a... | ['1996-08-01'] |
13,027 | ['eng'] | ['Bakas, Ioannis', 'Park, Q H'] | ['Gravitational dressing of massive soliton theories'] | ['Particle Physics - Theory'] | ['sine-Gordon model', 'Wess-Zumino-Witten model', 'coset space', 'gravitation', 'dimension, 2', 'conformal gauge', 'field theory, soliton', 'field theory, Toda'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607243'] | ['The massive soliton theories describe integrable perturbations of WZW cosets as generalized multi-component sine-Gordon models. We study their coupling to 2-dim gravity in the conformal gauge and show that the resulting models can be interpreted as conformal non-Abelian Toda theories when a certain algebraic conditio... | ['1996-08-01'] |
13,028 | ['eng'] | ['Howe, Paul S', 'Sezgin, E'] | ['Superbranes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'supersymmetry', 'any-dimensional', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607227'] | ['A large class of supersymmetric extended objects is considered from the viewpoint of embeddings of super worldsurfaces into target superspaces. It is shown that a simple geometrical condition leads to the equations of motion for the brane in many cases.'] | ['1996-07-31'] |
13,029 | ['eng'] | ['Angelantonj, Carlo', 'Bianchi, M', 'Pradisi, G', 'Sagnotti, A', 'Stanev, Ya S'] | ['Comments on Gepner Models and Type I Vacua in String Theory'] | ['Particle Physics - Theory'] | ['string model', 'vacuum state', 'field theory, conformal', 'dimension, 2', 'spontaneous compactification, torus', 'symmetry, transformation', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607229'] | ['We construct open descendants of Gepner models, concentrating mainly on the six-dimensional case, where they give type I vacua with rich patterns of Chan-Paton symmetry breaking and various numbers of tensor multiplets, including zero. We also relate the models in $D < 10$ without open sectors, recently found by othe... | ['1996-07-31'] |
13,030 | ['eng'] | ['Smailagic, A', 'Spallucci, E'] | ['Consistent two-dimensional chiral gravity'] | ['Particle Physics - Theory'] | ['gravitation, chiral', 'dimension, 2', 'gravitation, induced', 'light cone gauge', 'algebra, Kac-Moody', 'algebra, representation', 'central charge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607225'] | ['We study chiral induced gravity in the light-cone gauge and show that the theory is consistent for a particular choice of chiralities. The corresponding Kac--Moody central charge has no forbidden region of complex values. Generalized analysis of the critical exponents is given and their relation to the $SL(2,R)$ vacu... | ['1996-07-31'] |
13,031 | ['eng'] | ['Klösch, T', 'Strobl, T'] | ['Solutions of Arbitrary Topology and Kinks in 1+1 Gravity (Class. Quant. Grav. in 1+1 Dim., Part III)'] | ['Particle Physics - Theory'] | ['gravitation', 'dilaton', 'dimension, 2', 'soliton', 'topology', 'quantum gravity', 'quantum gravity', 'field theory, dilaton', 'dimension, 2', 'field equations, soliton', 'topology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607226'] | ['All global solutions of arbitrary topology of the most general 1+1 dimensional dilaton gravity models are obtained. We show that for a generic model there are globally smooth solutions on any (reasonable) non-compact topology, e.g. on any punctured two-surface. For higher genus they are necessarily connected with gra... | ['1996-07-31'] |
13,032 | ['eng'] | ['Koutsoumbas, G', 'Savvidy, G K', 'Savvidy, G K'] | ['Curvature representation of the gonihedric action'] | ['Particle Physics - Theory'] | ['string model', 'differential geometry', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607228'] | ['We analyse the curvature representation of the gonihedric action $A(M)$ for the cases when the dependence on the dihedral angle is arbitrary.'] | ['1996-07-31'] |
13,033 | ['eng'] | ['Rodríguez, W A', 'Vaz, J'] | ['Subluminal and Superluminal Electromagnetic Waves and the Lepton Mass Spectrum'] | ['Particle Physics - Theory'] | ['Maxwell equation, solution', 'Dirac equation', 'algebra, Clifford', 'electromagnetic field', 'lepton, mass spectrum', 'Dirac-Hestenes equation', 'fibre bundle', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607231'] | ['Maxwell equation $\\dirac F = 0$ for $F \\in \\sec \\bwe^2 M \\subset \\sec \\clif (M)$, where $\\clif (M)$ is the Clifford bundle of differential forms, have subluminal and superluminal solutions characterized by $F^2 \\neq 0$. We can write $F = \\psi \\gamma_{21} \\tilde \\psi$ where $\\psi \\in \\sec \\clif^+(M)$.... | ['1996-07-31'] |
13,034 | ['eng'] | ['Rembielinski, J'] | ['Tachyons and the preferred frames'] | ['Particle Physics - Theory'] | ['field theory, tachyon', 'symmetry, Lorentz', 'causality', 'symmetry, SO(2)', 'helicity', 'quantization', 'vacuum state, stability', 'time reversal, invariance', 'parity, invariance', 'neutrino, tachyon', 'symmetry, spontaneously broken', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607232'] | ['Quantum field theory of space-like particles is investigated in the framework of absolute causality scheme preserving Lorentz symmetry. It is related to an appropriate choice of the synchronization procedure (definition of time). In this formulation existence of field excitations (tachyons) distinguishes an inertial ... | ['1996-07-31'] |
13,035 | ['eng'] | ['Tan, P N', 'Tekin, B', 'Hosotani, Y'] | ['Spontaneous Symmetry Breaking at Two Loop in 3-d Massless Scalar Electrodynamics'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Chern-Simons term', 'dimension, 3', 'phi**n model, 6', 'symmetry, spontaneously broken', 'perturbation theory, higher-order', 'effective potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607233'] | ['In three dimensional Maxwell-Chern-Simons massless scalar electrodynamics with $ \\phi^6$ coupling, the $U(1)$ symmetry is spontaneously broken at two loop order regardless of the presence or absence of the Maxwell term. Dimensional transmutation takes place in pure Chern-Simons scalar electrodynamics. The beta funct... | ['1996-07-31'] |
13,036 | ['eng'] | ['Maldacena, J M'] | ['Black Holes in String Theory'] | ['Particle Physics - Theory'] | ['thesis', 'string model', 'perturbation theory', 'field theory, soliton', 'membrane model, p-brane', 'black hole', 'charge, quantization', 'duality', 'radiation, Hawking', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607235'] | ["This thesis is devoted to trying to find a microscopic quantum description of black holes. We consider black holes in string theory which is a quantum theory of gravity. We find that the ``area law'' black hole entropy for extremal and near-extremal charged black holes arises from counting microscopic configurations.... | ['1996-07-31'] |
13,037 | ['eng'] | ['Aratyn, H', 'Nissimov, Emil R', 'Pacheva, S'] | ['Constrained KP Hierarchies'] | ['Particle Physics - Theory'] | ['review', 'Kadomtsev-Petviashvili equation, hierarchy', 'constraint', 'symmetry, transformation', 'Baecklund transformation', 'matrix model', 'integrability', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607234'] | ['This paper provides a systematic description of the interplay between a specific class of reductions denoted as \\cKPrm ($r,m \\geq 1$) of the primary continuum integrable system -- the Kadomtsev-Petviashvili ({\\sf KP}) hierarchy and discrete multi-matrix models. The relevant integrable \\cKPrm structure is a genera... | ['1996-07-31'] |
13,038 | ['eng'] | ['Chamblin, A', 'Emparan, R'] | ['Bubbles in Kaluza-Klein theories with space- or time-like internal dimensions'] | ['Particle Physics - Theory'] | ['Kaluza-Klein model', 'dimension, 5', 'field equations, solution', 'field theory, bubble', 'field theory, monopole', 'stability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607236'] | ['Bubbles are point-like regular solutions of the higher-dimensional Kaluza-Klein equations that appear as naked singularities in four dimensions. We analyze all such possible solutions in 5D Kaluza-Klein theory that are static and spherically symmetric. We show that they can be obtained by taking unusual choices of th... | ['1996-07-31'] |
13,039 | ['eng'] | ['Dunne, R S', 'MacFarlane, A J', 'de Azcárraga, J A', 'Bueno, J C P'] | ['Supersymmetry from a braided point of view'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'supersymmetry, representation', 'quantum algebra', 'braid group'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607220'] | ['We show that one-dimensional superspace is isomorphic to a non-trivial but consistent limit as $q\\to-1$ of the braided line. Supersymmetry is identified as translational invariance along this line. The supertranslation generator and covariant derivative are obtained in the limit in question as the left and right der... | ['1996-07-30'] |
13,040 | ['eng'] | ['París, J', 'Troost, W'] | ['Higher Loop Anomalies and their Consistency Conditions in Nonlocal Regularization'] | ['Particle Physics - Theory'] | ['gauge field theory', 'transformation, Becchi-Rouet-Stora', 'anomaly', 'perturbation theory, higher-order', 'gravitation, W(3)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607215'] | ['An algebraic program of computation and characterization of higher loop BRST anomalies is presented. We propose a procedure for disentangling a genuine{\\it local} higher loop anomaly from the quantum dressings of lower loop anomalies. For such higher loop anomalies we derive a local consistency condition, which is t... | ['1996-07-30'] |
13,041 | ['eng'] | ['Gaida, I'] | ['The Hypermultiplet in N = 2 Superspace'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'supersymmetry, algebra', 'multiplet', 'effective action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607216'] | ["Global N=2 supersymmetry in four dimensions with a Fayet-Sohnius hypermultiplet and a complex central charge is studied in N = 2 superspace. It is shown how to construct the complete expansion of the hypermultiplet with respect to the central charge. In addition the low-energy effective action is discussed and it is ... | ['1996-07-30'] |
13,042 | ['eng'] | ['Buchbinder, I L', 'Petrov, A Yu'] | ['On structure of effective action in four-dimensional quantum dilaton supergravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'field theory, dilaton', 'supergravity', 'effective action', 'perturbation theory, higher-order', 'Wess-Zumino model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607217'] | ['A general structure of effective action in new chiral superfield model associated with $N=1$, $D=4$ supergravity is investigated. This model corresponds to finite quantum field theory and does not demand the regularization and renormalization at effective action calculation. It is shown that in local approximation th... | ['1996-07-30'] |
13,043 | ['eng'] | ['Carroll, R'] | ['Some remarks on quantum theory and integrable systems'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'integrability', 'Kadomtsev-Petviashvili equation', 'wave function', 'space-time', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607219'] | ['Some formulas and speculations are presented relative to integrable systems and quantum mechanics.'] | ['1996-07-30'] |
13,044 | ['eng'] | ['Asatani, T', 'Kuroki, T', 'Okawa, Y', 'Sugino, F', 'Yoneya, T'] | ['T-Duality Transformation and Universal Structure of Non-Critical String Field Theory'] | ['Particle Physics - Theory'] | ['field theory, string', 'matrix model', 'central charge, 1/2', 'duality, transformation', 'nonperturbative', 'quantization, stochastic', 'Hamiltonian formalism', 'n-point function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607218'] | ['We discuss a T-duality transformation for the c=1/2 matrix model for the purpose of studying duality transformations in a possible toy example of nonperturbative frameworks of string theory. Our approach is to first investigate the scaling limit of the Schwinger-Dyson equations and the stochastic Hamiltonian in terms... | ['1996-07-30'] |
13,045 | ['eng'] | ['Nam, S'] | ['Integrable Structure in SUSY Gauge Theories, and String Duality'] | ['Particle Physics - Theory'] | ['talk, Seoul 1996/06/04', 'talk, Argonne 1996/06/27', 'gauge field theory, SU(2)', 'gauge field theory, SU(3)', 'supersymmetry', 'fermion, flavor', 'duality', 'integrability', 'string model, heterotic', 'spontaneous compactification', 'field theory, Calabi-Yau', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607223'] | ['There is a close relation between duality in $N=2$ SUSY gauge theories and integrable models. In particular, the quantum moduli space of vacua of $N=2$ SUSY $SU(3)$ gauge theories coupled to two flavors of massless quarks in the fundamental representation can be related to the spectral curve of the Goryachev-Chaplygi... | ['1996-07-30'] |
13,046 | ['eng'] | ['Cucchieri, A', 'Zwanziger, D'] | ['Static Color-Coulomb Force'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'potential, Coulomb', 'color, static', 'integral equations, solution', 'string tension', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607224'] | ['The static color-Coulomb interaction potential is calculated as the solution of a non-linear integral equation which arises in the Hamiltonian Coulomb gauge when the restriction to the interior of the Gribov horizon is implemented. The potential obtained is in qualitative agreement with expectations, being Coulombic ... | ['1996-07-30'] |
13,047 | ['eng'] | ['Roy, N'] | ["Lorentz gauge and Green's formula in classical electrodynamics"] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'field theory, classical', 'Lorentz gauge', 'two-point function', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607205'] | ['We dicuss the resolution of initial value problems of electrodynamics in the Lorentz gauge.'] | ['1996-07-30'] |
13,048 | ['eng'] | ['Jonghe, F D', 'Peeters, K', 'Sfetsos, K'] | ['Killing-Yano Supersymmetry in String Theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'sigma model, nonlinear', 'dimension, 2', 'particle, relativistic', 'space-time', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607203'] | ['The presence of Killing-Yano tensors implies the existence of non-standard supersymmetries in point particle theories on curved backgrounds. In a string theoretical context these are symmetries of the modes describing the particle-like behavior of the string. In the presence of isometries we show that, in addition to... | ['1996-07-30'] |
13,049 | ['eng'] | ['Thorn, C B'] | ['Substructure of String'] | ['Particle Physics - Theory'] | ['talk, Santa Barbara 1996/07/15', 'string model', 'supersymmetry', 'model, composite', 'model, polymer', 'ground state', 'gravitation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607204'] | ['I review work developing the idea that string is a composite of point-like entities called string bits. Old and new insights this picture brings into the nature of string theory are discussed. This paper summarizes my talk presented to the Strings96 conference at Santa Barbara, CA, 14-20 July 1996.'] | ['1996-07-30'] |
13,050 | ['eng'] | ['Anselmi, D'] | ['Quantum Topological Invariants, Gravitational Instantons and the Topological Embedding'] | ['Particle Physics - Theory'] | ['gravitation', 'field theory, topological', 'field theory, instanton', 'moduli space', 'n-point function', 'dimension, 2', 'dimension, 4'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607206'] | ["Certain topological invariants of the moduli space of gravitational instantons are defined and studied. Several amplitudes of two and four dimensional topological gravity are computed. A notion of puncture in four dimensions, that is particularly meaningful in the class of Weyl instantons, is introduced. The topologi... | ['1996-07-30'] |
13,051 | ['eng'] | ['Chaichian, Masud', 'Chen, W F'] | ['Two Loop Finiteness of Chern-Simons Field Theory in Background Field Method'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'background field', 'perturbation theory, higher-order', 'higher-order, 2', 'field theory, finite'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607208'] | ['Two-loop calculation of Chern-Simons field theory in background field method is performed. It is explictly shown that the pole terms cancel exactly and hence two-loop finiteness of Chern-Simons field theory is verified.'] | ['1996-07-30'] |
13,052 | ['eng'] | ['Borisov, N S', 'Ilinskii, K N', 'Kalinin, G V'] | ['New index formulas as a meromorphic generalization of the Chern-Gauss-Bonnet theorem'] | ['Particle Physics - Theory'] | ['fibre bundle', 'charge, topological', 'path integral', 'regularization, heat kernel', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607209'] | ['Laplace operators perturbed by meromorphic potential on the Riemann and separated type Klein surfaces are constructed and their indices are calculated by two different ways. The topological expressions for the indices are obtained from the study of spectral properties of the operators. Analytical expressions are prov... | ['1996-07-30'] |
13,053 | ['eng'] | ['Csáki, C', 'Skiba, W', 'Schmaltz, M'] | ['Exact Results and Duality for SP(2N) SUSY Gauge Theories with an Antisymmetric Tensor'] | ['Particle Physics - Theory'] | ['gauge field theory, Sp(N)', 'supersymmetry, dynamically broken', 'field theory, tensor', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607210'] | ['We study supersymmetric Sp(2N) gauge theories with matter in the antisymmetric tensor representation and F fundamentals. For F=6 we solve the theory exactly in terms of confined degrees of freedom and a superpotential. By adding mass terms we obtain the theories with F<6 which we find to exhibit a host of interesting... | ['1996-07-30'] |
13,054 | ['eng'] | ['Vacaru, S I'] | ['Locally Anisotropic Interactions; 3, Higher Order Anisotropic Supergravity'] | ['Particle Physics - Theory'] | ['supergravity, anisotropy', 'supersymmetry, superspace', 'gauge field theory', 'differential geometry', 'fibre bundle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607196'] | ['A general approach to formulation of supergravity in higher order anisotropic superspaces (containing as particular cases different supersymmetric extensions and prolongations of Riemann, Finsler, Lagrange and Kaluza--Klein spaces) is given. We analyze three models of locally anisotropic supergravity.'] | ['1996-07-30'] |
13,055 | ['eng'] | ['Lusanna, L'] | ['Classical Dirac Observables'] | ['Particle Physics - Theory'] | ['talk, Seoul 1996/02/01', 'quantization, constraint', 'Hamiltonian formalism', 'differential geometry, symplectic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607191'] | ["A review is given of the canonical reduction of gauge and relativistic particle theories and of a new covariant rest-frame instant form of dynamics according to Dirac's theory of constraints"] | ['1996-07-30'] |
13,056 | ['eng'] | ['Aitchison, Ian Johnston Rhind', 'Amelino-Camelia, G', 'Klein-Kreisler, M', 'Mavromatos, Nikolaos E', 'Neill, D M'] | ['Non-trivial Infrared Structure in (2+1)-dimensional Quantum Electrodynamics'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'dimension, 3', 'fermion, flavor', 'infrared problem, fixed point', 'Dyson-Schwinger equation', 'renormalization, wave function', 'expansion 1/N', 'coupling constant', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607192'] | ['We show that the gauge-fermion interaction in multiflavour $(2+1)$-dimensional quantum electrodynamics with a finite infrared cut-off is responsible for non-fermi liquid behaviour in the infrared, in the sense of leading to the existence of a non-trivial fixed point at zero momentum, as well as to a significant slowi... | ['1996-07-30'] |
13,057 | ['eng'] | ['Vacaru, S I'] | ['Locally Anisotropic Interactions; 1, Nonlinear Connections in Higher Order Anisotropic Superspaces'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'anisotropy', 'differential geometry', 'fibre bundle', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607194'] | ['Higher order anisotropic superspaces are constructed as generalized vector superbundles provided with compatible nonlinear connection, distinguished connection and metric structures.'] | ['1996-07-30'] |
13,058 | ['eng'] | ['Morales, J F', 'Serone, M'] | ['Higher Derivative F-terms in N=2 Strings'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'supersymmetry, superfield', 'duality, transformation', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607193'] | ['We study a special class of higher derivative F-terms of the form $F_{g,n}W^{2g}(\\Pi f)^{n}$ where W is the N=2 gravitational superfield and heterotic dilaton vector superfield. We analyze these couplings in the heterotic theory on $K3\\times T^2$ , where it is found they satisfy an anomaly equation as the well stud... | ['1996-07-30'] |
13,059 | ['eng'] | ['Vacaru, S I'] | ['Locally Anisotropic Interactions; 2, Torsions and Curvatures of Higher Order Anisotropic Superspaces'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'anisotropy', 'differential geometry', 'fibre bundle', 'torsion', 'Kaluza-Klein model', 'Bianchi identity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607195'] | ['Torsions, curvatures, structure equations and Bianchi identities for locally anisotropic superspaces (containing as particular cases different supersymmetric extensions and prolongations of Riemann, Finsler, Lagrange and Kaluza--Klein spaces) are investigated.'] | ['1996-07-30'] |
13,060 | ['eng'] | ['Esposito, G'] | ['Non-Local Boundary Conditions for Massless Spin-1/2 Fields'] | ['Particle Physics - Theory'] | ['field theory, Dirac', 'field theory, massless', 'space-time', 'boundary condition, nonlocal', 'perturbation theory, higher-order', 'regularization, zeta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607197'] | ['This paper studies the 1-loop approximation for a massless spin-1/2 field on a flat four-dimensional Euclidean background bounded by two concentric 3-spheres, when non-local boundary conditions of the spectral type are imposed. The use of $\\zeta$-function regularization shows that the conformal anomaly vanishes, as ... | ['1996-07-30'] |
13,061 | ['eng'] | ['Pawelczyk, J'] | ['New rigid string instantons in $R^4$'] | ['Particle Physics - Theory'] | ['string model', 'field equations, instanton', 'energy', 'Riemann surfaces'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607198'] | ['New rigid string instanton equations are derived. Contrary to standard case, the equations split into three families. Their solutions in $R^4$ are discussed and explicitly presented in some cases.'] | ['1996-07-30'] |
13,062 | ['eng'] | ['Banerjee, R'] | ['Gauge Independent Lagrangian Reduction of Constrained Systems'] | ['Particle Physics - Theory'] | ['gauge field theory', 'Hamiltonian formalism', 'quantization, constraint', 'dependence, gauge', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607199'] | ['A gauge independent method of obtaining the reduced space of constrained dynamical systems is discussed in a purely lagrangian formalism. Implications of gauge fixing are also considered.'] | ['1996-07-30'] |
13,063 | ['eng'] | ['Cho, P', 'Kraus, P'] | ['Symplectic SUSY Gauge Theories with Antisymmetric Matter'] | ['Particle Physics - Theory'] | ['gauge field theory, Sp(N)', 'supersymmetry', 'confinement', 'vacuum state', 'moduli space', 'field theory, tensor', 'differential geometry, symplectic', 'anomaly', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607200'] | ['We investigate the confining phase vacua of supersymmetric $Sp(2\\NC)$ gauge theories that contain matter in both fundamental and antisymmetric representations. The moduli spaces of such models with $\\NF=3$ quark flavors and $\\NA=1$ antisymmetric field are analogous to that of SUSY QCD with are fixed by classical c... | ['1996-07-30'] |
13,064 | ['eng'] | ['Schwarz, J H'] | ['Lectures on Superstring and M Theory Dualities'] | ['Particle Physics - Theory'] | ['talk, Trieste 1996/03/18', 'talk, Boulder 1996/06/02', 'string model, heterotic', 'dimension, 10', 'spontaneous compactification, torus', 'duality, transformation', 'membrane model, p-brane', 'supergravity', 'dimension, 11', 'field theory, M-theory', 'vacuum state', 'group theory, representation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607201'] | ["These lectures begin by reviewing the evidence for S duality of the toroidally compactified heterotic string in 4d that was obtained in the period 1992--94. Next they review recently discovered dualities that relate all five of the 10d superstring theories and a quantum extension of 11d supergravity called M theory. ... | ['1996-07-30'] |
13,065 | ['eng'] | ['Dorey, N', 'Khoze, V V', 'Mattis, M P'] | ['Multi-Instanton Calculus in N=2 Supersymmetric Gauge Theory; 2, Coupling to Matter'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'field theory, instanton', 'charge, topological', 'potential, prepotential', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607202'] | ['We further discuss the N=2 superinstantons in SU(2) gauge theory, obtained from the general self-dual solutions of topological charge n constructed by Atiyah, Drinfeld, Hitchin and Manin (ADHM). We realize the N=2 supersymmetry algebra as actions on the superinstanton moduli. This allows us to recast in concise super... | ['1996-07-30'] |
13,066 | ['eng'] | ['Becchi, C'] | ['On the construction of renormalized gauge theories using renormalization group techniques'] | ['Particle Physics - Theory'] | ['lectures, Parma 1991/09', 'gauge field theory, Yang-Mills', 'phi**n model, 4', 'path integral', 'S-matrix', 'perturbation theory', 'operator, composite', 'operator product expansion', 'effective action', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607188'] | ['The aim of these lectures is to describe a construction, as self-contained as possible, of renormalized gauge theories. Following a suggestion of Polchinski, we base our analysis on the Wilson renormalization group method. After a discussion of the infinite cut-off limit, we study the short distance properties of the... | ['1996-07-25'] |
13,067 | ['eng'] | ['Elizalde, E', 'Odintsov, S D', 'Romeo, A'] | ['Effective potential for a covariantly constant gauge field in curved spacetime'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'space-time, S(2) x R(2)', 'space-time, T(2) x R(2)', 'effective potential', 'effect, gravitation', 'renormalization group', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607189'] | ['We discuss the influence of gravitational effects on the stabilization of the chromomagnetic vacuum. The one-loop effective potential for a covariantly constant SU(2) gauge field in ${\\bf S}^2 \\times {\\bf R}^2$ and ${\\bf T}^2 transitions between zero and nonzero chromomagnetic vacua is found ---what is also confi... | ['1996-07-25'] |
13,068 | ['eng'] | ['Argyres, Philip C', 'Dienes, K R'] | ['On the Worldsheet Formulation of the Six-Dimensional Self-Dual String'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'dimension, 6', 'duality', 'partition function', 'invariance, modular', 'particle, multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607190'] | ['Despite recent evidence indicating the existence of a new kind of self-dual six-dimensional superstring, no satisfactory worldsheet formulation of such a string has been proposed. In this note we point out that a theory built from Z_4 parafermions may have the right properties to describe the light-cone conformal fie... | ['1996-07-25'] |
13,069 | ['eng'] | ['Becchi, C'] | ['Introduction to BRS symmetry'] | ['Particle Physics - Theory'] | ['lectures, Zuerich 1996/05/22', 'gauge field theory, Yang-Mills', 'S-matrix', 'invariance, gauge', 'quantization', 'transformation, Becchi-Rouet-Stora', 'Slavnov identity', 'unitarity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607181'] | ['This paper contains the lecture notes of a short course on the quantization of gauge theories. Starting from a sketchy review of scattering theory, the paper describes the lines of BRST-Faddeev-Popov quantization considering the problem of a non-perturbative extension of this method. The connection between Slavnov-Ta... | ['1996-07-24'] |
13,070 | ['eng'] | ['Bergman, O'] | ['Bits of String and Bits of Branes'] | ['Particle Physics - Theory'] | ['talk, Santa Barbara 1996/07/15', 'string model', 'membrane model, p-brane', 'perturbation theory', 'model, composite', 'supersymmetry', 'symmetry, U(N)', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607183'] | ["String-bit models are both an efficient way of organizing string perturbation theory, and a possible non-perturbative composite description of string theory. This is a summary of ideas and results of string-bit and superstring-bit models, as presented in the Strings '96 conference."] | ['1996-07-24'] |
13,071 | ['eng'] | ['Deser, Stanley D', 'Henneaux, M', 'Teitelboim, C'] | ['Electric-Magnetic Black Hole Duality'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'duality', 'space-time', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607182'] | ['We generalize duality invariance for the free Maxwell action in an arbitrary background geometry to include the presence of electric and magnetic charges. In particular, it follows that the actions of equally charged electric and magnetic black holes are equal.'] | ['1996-07-24'] |
13,072 | ['eng'] | ['Abdel-Khalek, K'] | ['The Super P-Brane Scan and S Duality'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'supersymmetry', 'duality, transformation', 'any-dimensional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607180'] | ["Taking into account the recent dualities we rederive the super p-brane scan. Our main results are the importance of the metric's signature and the existence of an S self-dual super 5-brane at D=14 with signature (7,7) or (11,3)."] | ['1996-07-24'] |
13,073 | ['eng'] | ['Moretti, V'] | ['Euclidean Thermal Green Functions of Photons in Generalized Euclidean Rindler Spaces for any Feynman-like Gauge'] | ['Particle Physics - Theory'] | ['space-time', 'quantum electrodynamics', 'photon, propagator', 'field theory, Euclidean', 'dependence, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607178'] | ['The thermal Euclidean Green functions for Photons propagating in the Rindler wedge are computed employing an Euclidean approach within any covariant Feynman-like gauge. This is done by generalizing a formula which holds in the Minkowskian case. The coincidence of the found $(\\be=2\\pi)$-Green functions and the corre... | ['1996-07-24'] |
13,074 | ['eng'] | ['Fujisaki, H', 'Nakagawa, K', 'Sano, S'] | ['Thermofield Dynamics of the Heterotic String'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'dimension, 10', 'finite temperature', 'perturbation theory, higher-order', 'astrophysics, fundamental constant', 'duality', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607179'] | ['Physical aspects of the thermofield dynamics of the D=10 heterotic string theory are exemplified through the infrared behaviour of the one-loop dual symmetric cosmological constant in association with the global phase structure of the thermal string ensemble.'] | ['1996-07-24'] |
13,075 | ['eng'] | ['de Wit, B', 'Lópes-Cardoso, G', 'Lüst, Dieter', 'Mohaupt, T', 'Rey, S J'] | ['Higher-Order Gravitational Couplings and Modular Forms in $N=2$, $D=4$ Heterotic String Compactifications'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification, torus', 'moduli space', 'differential forms', 'perturbation theory, higher-order', 'duality', 'differential geometry, symplectic', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607184'] | ['The restrictions of target--space duality are imposed at the perturbative level on the holomorphic Wilsonian couplings that encode certain higher-order gravitational interactions in $N=2, D=4$ heterotic string compactifications. A crucial role is played by non-holomorphic corrections. The requirement of symplectic co... | ['1996-07-24'] |
13,076 | ['eng'] | ['Nishino, H', 'Sezgin, E'] | ['Supersymmetric Yang-Mills Equations in 10+2 Dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'dimension, 12', 'supersymmetry', 'field theory, action', 'dimensional reduction', 'field equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607185'] | ['We present a model for supersymmetric Yang-Mills theory in 10+2 dimensions. Our construction uses a constant null vector, and leads to a consistent set of field equations and constraints. The model is invariant under generalized translations and an extra gauge transformation. Ordinary dimensional reduction to ten dim... | ['1996-07-24'] |
13,077 | ['eng'] | ['Jevicki, A'] | ['Matrix Models, Open Strings and Quantization of Membranes'] | ['Particle Physics - Theory'] | ['talk, Argonne 1996/06/27', 'matrix model', 'string model, open', 'membrane model', 'quantization', 'Hamiltonian formalism', 'expansion 1/N', 'algebra, Kac-Moody', 'algebra, SU(infinity)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607187'] | ['We present an approach to membrane quantization using matrix quantum mechanics at Large N. This we show leads (through a simple field theory of two dimensional open strings and the associated SU(\\infty) Kac-Moody algebra) to a 4-D dynamics of self-dual gravity plus matter.'] | ['1996-07-24'] |
13,078 | ['eng'] | ['Milton, K A', 'Ng, Y J'] | ['Casimir Energy for a Spherical Cavity in a Dielectric'] | ['Particle Physics - Theory'] | ['energy, Casimir', 'propagator', 'tensor, energy-momentum', 'matter, dielectric', 'approximation, static', 'photon, production'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607186'] | ["In the final few years of his life, Julian Schwinger proposed that the ``dynamical Casimir effect'' might provide the driving force behind the puzzling phenomenon of sonoluminescence. Motivated by that exciting suggestion, we have computed the static Casimir energy of a spherical cavity in an otherwise uniform materi... | ['1996-07-24'] |
13,079 | ['eng'] | ['Jimbo, M', 'Lashkevich, M Y', 'Miwa, T', 'Pugai, Ya'] | ["Lukyanov's Screening Operators for the Deformed Virasoro Algebra"] | ['Particle Physics - Theory'] | ['algebra, Virasoro', 'algebra, deformation', 'algebra, representation', 'operator, Becchi-Rouet-Stora', 'operator, screening'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607177'] | ["The BRST property of Lukyanov's screening operators in the bosonic representation of the deformed Virasoro algebra is proven."] | ['1996-07-23'] |
13,080 | ['eng'] | ['Pasti, P', 'Sorokin, D P', 'Tonin, M'] | ['Comment on covariant duality symmetric actions'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'field theory, tensor', 'duality', 'invariance, Lorentz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607171'] | ['We demonstrate that an action proposed by A. Khoudeir and N. R. Pantoja in manifest electric--magnetic duality symmetry contains, besides the Maxwell field, additional propagating vector degrees of freedom. Hence it cannot be considered as a duality symmetric action for a {\\it single} abelian gauge field.'] | ['1996-07-23'] |
13,081 | ['eng'] | ['Gukov, S G', 'Polyubin, I V'] | ['Akin $N=2$ SUSY Yang Mills Theories and Instanton Expansion'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'effective action', 'field theory, instanton', 'moduli space', 'geometry, algebra', 'renormalization group, beta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607169'] | ['The low energy effective actions of the $N=2$ SUSY $SU(N_c)$ QCD are considered at the symmetric point on the moduli space. The classes of such theories have similar spectral curves. This fact allows us to show that all these models have the same structure of the coupling matrix and to show that the $N_f=2N_c$ spectr... | ['1996-07-23'] |
13,082 | ['eng'] | ['Binétruy, P', 'Dudas, E A'] | ['Gaugino condensation and the anomalous $U(1)$'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N) x U(1)', 'anomaly, U(1)', 'supersymmetry, dynamically broken', 'fermion, flavor', 'postulated particle, gaugino', 'gaugino, condensation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607172'] | ['We study gaugino condensation in presence of an anomalous $U(1)$ gauge group and find that global supersymmetry is dynamically broken. An example of particular interest is provided by effective string models with 4-dimensional Green-Schwarz anomaly cancellation mechanism. The structure of the hidden sector is constra... | ['1996-07-23'] |
13,083 | ['eng'] | ['Pinheiro, C', 'Helayël-Neto, José A', 'Dias, G S'] | ['Non-parallel Electric and Magnectic Fields in a Gravitational Background, Stationary Gravitational Waves and Gravitons'] | ['Particle Physics - Theory'] | ['gravitation, background', 'electric field', 'magnetic field', 'gravitational radiation', 'postulated particle, graviton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607175'] | ['The existence of an electromagnectic field with parallel electric and magnetic components is readdressed in the presence of a gravitational field. A non-parallel solution is shown to exist. Next, we analyse the possibility of finding stationary gravitational waves in de nature. Finaly, We construct a D=4 effective qu... | ['1996-07-23'] |
13,084 | ['eng'] | ['Kawamura, M', 'Maeda, K I', 'Sakamoto, M'] | ['Vacuum Wave Functional of Pure Yang-Mills Theory and Dimensional Reduction'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'temporal gauge', 'Hamiltonian formalism', 'Schroedinger equation', 'vacuum state', 'wave function', 'dimensional reduction', 'quantization, stochastic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607176'] | ['Working in a Hamiltonian formulation with $A_0 = 0$ gauge and also in a path integral formulation, we show that the vacuum wave functional of four-dimensional pure Yang-Mills theory has the form of the exponential of a expectation values can be calculated in Yang-Mills theory but one dimension lower. Our analysis rev... | ['1996-07-23'] |
13,085 | ['eng'] | ['Broadhurst, D J', 'Gracey, J A', 'Kreimer, D'] | ['Beyond the triangle and uniqueness relations'] | ['Particle Physics - Theory'] | ['renormalization', 'perturbation theory, higher-order', 'regularization, zeta function', 'expansion 1/N', 'knot theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607174'] | ['Counterterms that are not reducible to $\\zeta_{n}$ are generated by ${}_3F_2$ hypergeometric series arising from diagrams for which triangle and uniqueness relations furnish insufficient data. Irreducible double sums, corresponding to the torus knots $(4,3)=8_{19}$ and $(5,3)=10_{124}$, are found in anomalous dimens... | ['1996-07-23'] |
13,086 | ['eng'] | ['Ferrari, F'] | ['Topologically Nontrivial Sectors of the Maxwell Field Theory on Algebraic Curves'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'dimension, 2', 'Riemann surfaces', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9612152'] | ['In this paper the Maxwell field theory is considered on the $Z_n$ symmetric algebraic curves. As a first result, a large family of nondegenerate metrics is derived for general curves. This allows to treat many differential equations arising in quantum mechanics and field theory on Riemann surfaces as differential equ... | ['1996-12-16'] |
13,087 | ['eng'] | ['Lü, H', 'Pope, C N', 'Townsend, P K'] | ['Domain Walls from Anti-de Sitter Spacetime'] | ['Particle Physics - Theory'] | ['supergravity', 'membrane model, soliton', 'coupling, dilaton', 'domain wall', 'space-time, anti-de Sitter', 'dimensional reduction', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607164'] | ['We examine $(D-2)$-brane solutions in supergravities, showing that they fall into three categories depending on the details of the dilaton coupling. In general they describe domain walls, although in one of the three categories the metric describes anti-de Sitter spacetime. We study this case, and its $S^1$ dimension... | ['1996-07-22'] |
13,088 | ['eng'] | ['Eholzer, W', 'Skoruppa, N P'] | ['Product Expansions of Conformal Characters'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, rational', 'dimension, 2', 'operator product expansion', 'transformation, modular', 'algebra, W(N)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607165'] | ['We describe several infinite series of rational conformal field theories whose conformal characters are modular units, i.e. which are modular functions having no zeros or poles in the upper complex half plane, and which thus possess simple product expansions. We conjecture that certain infinite series of rational mod... | ['1996-07-22'] |
13,089 | ['eng'] | ['Solodukhin, S N'] | ['Brick wall and quantum statistical entropy of black hole'] | ['Particle Physics - Theory'] | ['talk, Moscow 1996/05/20', 'black hole, horizon', 'statistical mechanics', 'black hole, entropy', 'renormalization', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607166'] | ["We discuss the statistical-mechanical entropy of black hole calculated according to 't Hooft. It is argued that in presence of horizon the statistical mechanics of quantum fields depends on their UV behavior. The ``brick wall'' model was shown to provide a correct description when the ``brick wall'' parameter is less... | ['1996-07-22'] |
13,090 | ['eng'] | ['Chim, L'] | ['Central Charge and the Andrews-Bailey Construction'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'algebra, central charge', 'algebra, representation', 'asymptotic behavior'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607168'] | ["From the equivalence of the bosonic and fermionic representations of finitized characters in conformal field theory, one can extract mathematical objects known as Bailey pairs. Recently Berkovich, McCoy and Schilling have constructed a `generalized' character formula depending on two parameters $\\ra$ and $\\r2$, usi... | ['1996-07-22'] |
13,091 | ['eng'] | ['Schmitt, T'] | ['The Cauchy Problem for Classical Field Equations with Ghost and Fermion Fields'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'field equations, solution', 'boundary condition', 'algebra, Grassmann', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607133'] | ['Using a supergeometric interpretation of field functionals developed in previous papers, we show that for quite a large class of systems of nonlinear field equations with anticommuting fields, infinite-dimensional supermanifolds (smf) of classical solutions can be constructed. Such systems arise in classical field mo... | ['1996-07-18'] |
13,092 | ['eng'] | ['Terashima, S', 'Yang, S K'] | ['Confining Phase of N=1 Supersymmetric Gauge Theories and N=2 Massless Solitons'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'field theory, soliton', 'soliton, massless', 'effective potential', 'confinement', 'field theory, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607151'] | ['Effective superpotentials for the phase with a confined photon are obtained in $N=1$ supersymmetric gauge theories. We use the results to derive the hyperelliptic curves which describe the Coulomb phase of $N=2$ theories with classical gauge groups, and thus extending the prior result for $SU(N_c)$ gauge theory by El... | ['1996-07-21'] |
13,093 | ['eng'] | ['Abdel-Khalek, K'] | ['Quaternion Analysis'] | ['Particle Physics - Theory'] | ['algebra, quaternion', 'operator', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607152'] | ['Quaternion analysis is considered in full details where a new analyticity condition in complete analogy to complex analysis is found. The extension to octonions is also worked out.'] | ['1996-07-21'] |
13,094 | ['eng'] | ['Hamber, H W', 'Williams, R M'] | ['Gauge Invariance in Simplicial Gravity'] | ['Particle Physics - Theory'] | ['quantum gravity, simplex', 'lattice field theory', 'invariance, gauge', 'perturbation theory, higher-order', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607153'] | ['The issue of local gauge invariance in the simplicial lattice formulation of gravity is examined. We exhibit explicitly, both in the weak field expansion about flat space, and subsequently for arbitrarily triangulated background manifolds, the exact local gauge invariance of the gravitational action, which includes i... | ['1996-07-21'] |
13,095 | ['eng'] | ['Smilga, A V'] | ['Critical coefficients'] | ['Particle Physics - Theory'] | ['Ising model', 'dimension, 2', 'fermion, condensation', 'critical phenomena', 'correlation, length', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607154'] | ["We derive exact analytical expressions for the numerical coefficients $A_\\psi$, $A_{gap}$ in the scaling laws for the fermion condensate $<\\bar \\psi flavors, $m \\ll g$. $A_\\psi$ and $A_{gap}$ are expressed via certain ratios of 1.593\\ldots$ . The same is done for the standard square lattice Ising model at $T = ... | ['1996-07-21'] |
13,096 | ['eng'] | ['Iochum, B', 'Kastler, D', 'Schücker, T'] | ['On the universal Chamseddine-Connes action; 1, details of the action computation'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Higgs model', 'gravitation', 'unified field theory', 'differential geometry, noncommutative', 'field theory, action', 'fibre bundle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607158'] | ['We give the details of the computation of the Chamseddine-Connes action by combination of a Lichnerowicz formula with the heat kernel expension.'] | ['1996-07-21'] |
13,097 | ['eng'] | ['Cruz, J', 'Navarro-Salas, J'] | ['Black Hole Evaporation by Thermal Bath Removal'] | ['Particle Physics - Theory'] | ['black hole, radiation', 'dimension, 2', 'gravitation, dilaton', 'approximation, quasiclassical', 'effect, back reaction', 'temperature'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607155'] | ['We study the evaporation process of 2D black holes in thermal equilibrium when the incoming radiation is turned off. Our analysis is based on two different classes of 2D dilaton gravity models which are exactly solvable in the semiclassical aproximation including back-reaction. We consider a one parameter family of m... | ['1996-07-21'] |
13,098 | ['eng'] | ['Roy, S'] | ['An Orbifold and an Orientifold of Type IIB Theory on K3 $\\times$ K3'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'dimensional reduction', 'spontaneous compactification', 'field theory, Kaehler', 'space-time, K(3) x K(3)', 'space-time, orbifold'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607157'] | ['We consider the compactification of type IIB superstring theory on K3 theory and show that the model is free of gravitational anomaly. We then consider an orbifold and an orientifold projection of the above model and find that their spectrum match identically and are anomaly-free as well. This gives a dual pair of ty... | ['1996-07-21'] |
13,099 | ['eng'] | ['Cea, P', 'Tedesco, L'] | ['Perturbation Theory with a Variational Basis'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'any-dimensional', 'effective potential', 'perturbation theory, higher-order', 'renormalization', 'finite temperature', 'symmetry breaking', 'mathematical methods, variational', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9607156'] | ['The perturbation theory with a variational basis is constructed and analyzed.The generalized Gaussian effective potential is introduced and evaluated up to the second order for selfinteracting scalar fields in one and two spatial dimensions. The problem of the renormalization of the mass is discussed in details. Ther... | ['1996-07-21'] |
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