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 |
|---|---|---|---|---|---|---|---|---|
10,700 | ['eng'] | ['Bastianelli, F', 'Corradini, O'] | ["'t Hooft Anomaly Matching Conditions for Generalized Symmetries in 2D"] | ['Particle Physics - Theory'] | ['dimension, 2', 'symmetry, U(1)', 'two-point function', 'invariance, Poincare', 'operator product expansion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707036'] | ["The 't Hooft anomaly matching conditions are a standard tool to study and test non-perturbative issues in quantum field theory. We give a new, simple proof of the anomaly matching conditions in 2D Poincare` invariant theories. We consider the case of invariance under a large class of generalized symmetries, which inc... | ['1997-07-03'] |
10,701 | ['eng'] | ['Lee, G H', 'Yee, J H'] | ['Perturbative Expansion around the Gaussian Effective Action'] | ['Particle Physics - Theory'] | ['effective action', 'background field', 'perturbation theory', 'energy, ground state', 'numerical calculations', 'mathematical methods, variational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707035'] | ['We develop a systematic method of the perturbative expansion around the Gaussian effective action based on the background field method. We show, by applying the method to the quantum mechanical anharmonic oscillator problem, that even the first non-trivial correction terms greatly improve the Gaussian approximation.'... | ['1997-07-03'] |
10,702 | ['eng'] | ['Zuber, J B'] | ['C-algebras and their applications to reflection groups and conformal field theories'] | ['Particle Physics - Theory'] | ['talk, Kyoto 1996/12/16', 'operator, algebra', 'group theory', 'field theory, conformal', 'dimension, 2', 'current algebra, SL(2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707034'] | ['The aim of this lecture is to present the concept of C-algebra and to illustrate its applications in two contexts: the study of reflection groups and their folding on the one hand, the structure of rational conformal field theories on the other. For simplicity the discussion is restricted to finite Coxeter groups and... | ['1997-07-03'] |
10,703 | ['eng'] | ['Banerjee, R', 'Marino, E C'] | ['A New Approach for Bosonization of Massive Thirring Model in Three Dimensions'] | ['Particle Physics - Theory'] | ['Thirring model, massive', 'dimension, 3', 'current, correlation function', 'approximation, weak coupling', 'current algebra', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707033'] | ['We develop a new approach for bosonization based on the direct comparison of current correlation functions and apply it to the case of the Massive Thirring Model in three dimensions in the weak coupling regime, but with an arbitrary mass. Explicit bosonized forms for the lagrangian and the current are obtained in ter... | ['1997-07-03'] |
10,704 | ['eng'] | ['Norton, K', 'Jaroszkiewicz, G A'] | ['Principles of Discrete Time Mechanics; 3, Quantum Field Theory'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'quantization', 'time, discrete', 'scattering amplitude', 'Feynman graph', 'momentum, conservation law', 'Theta parameter', 'vertex function', 'propagator'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707029'] | ['We apply the principles discussed in earlier papers to the construction of discrete time quantum field theories. We use the Schwinger action principle to find the discrete time free field commutators for scalar fields, which allows us to set up the reduction formalism for discrete time scattering processes. Then we d... | ['1997-07-03'] |
10,705 | ['eng'] | ['Glazek, S D', 'Wilson, K G'] | ['Asymptotic Freedom and Bound States in Hamiltonian Dynamics'] | ['Particle Physics - Theory'] | ['Hamiltonian formalism', 'asymptotic freedom', 'bound state', 'renormalization group', 'perturbation theory, higher-order', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707028'] | ['We study a model of asymptotically free theories with bound states using the similarity renormalization group for hamiltonians. We find that the renormalized effective hamiltonians can be approximated in a large range of widths by introducing similarity factors and the running coupling constant. This approximation lo... | ['1997-07-03'] |
10,706 | ['eng'] | ['Ahn, C', 'Oh, K', 'Tatar, R'] | ['Branes, Geometry and N=1 Duality with Product Gauge Groups of SO and Sp'] | ['Particle Physics - Theory'] | ['gauge field theory, SO(N)', 'gauge field theory, Sp(N)', 'membrane model, p-brane', 'membrane model, D-brane', 'supersymmetry', 'duality', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707027'] | ['We study N=1 dualities in four dimensional supersymmetric gauge theories as the worldvolume theory of D4 branes with one compact direction in type IIA string theory. We generalize the previous work for $SO(N_{c1}) \\times Sp(N_{c2})$ with the superpotential $W=Tr X^4$ to the case of $W=Tr X^{4(k+1)}$ in terms of bran... | ['1997-07-03'] |
10,707 | ['eng'] | ['Ichinose, S'] | ['Weyl Anomaly of 2D Dilaton-Scalar Gravity and Hermiticity of System Operator'] | ['Particle Physics - Theory'] | ['gravitation', 'dilaton', 'dimension, 2', 'anomaly, Weyl', 'regularization, heat kernel'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707025'] | ['Weyl Anomaly in the dilaton-scalar system in 2 dimensional gravity is examined. Discrepancy in recent results by some authors is clarified. We take the heat-kernel regularization for the ultraviolet divergences. In the present approach, the Weyl anomaly depends on the choice of an 2nd order differetial operator for t... | ['1997-07-03'] |
10,708 | ['eng'] | ['Castro, C'] | ['The Spinning Membrane and Skyrmions Revisited'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'supersymmetry', 'Skyrmion', 'field theory, monopole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707023'] | ['A review of the local world volume Q-supersymmetric Weyl invariant Lagrangian for the membrane constructed by the author some time ago is presented. An analysis is provided which clarifies the problems raised by some authors in the past concerning the algebraic elimination of the auxiliary field belonging to the Weyl... | ['1997-07-03'] |
10,709 | ['eng'] | ['Suzuki, H'] | ['Evaluation of Periods via Fibrations in Seiberg-Witten Theories and in Type-II String'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'string model', 'field theory, Kaehler', 'field theory, Calabi-Yau', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707022'] | ['We show how to evaluate the periods in Seiberg-Witten theories and in K3-fibered Calabi-Yau manifolds by using fibrations of the theories. In the Seiberg-Witten theories, it is shown that the dual pair of fields can be constructed from the classical fields in a simple form. As for Calabi-Yau manifolds which are fibra... | ['1997-07-03'] |
10,710 | ['eng'] | ['Kaplan, D M', 'Michelson, J'] | ['Scattering of Several Multiply Charged Extremal D=5 Black Holes'] | ['Particle Physics - Theory'] | ['black hole, scattering', 'dimension, 5', 'charge', 'supersymmetry', 'supergravity', 'string model', 'effective action', 'black hole, capture', 'moduli space', 'black hole, coalescence'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707021'] | ['The moduli space metric for an arbitrary number of extremal D=5 black holes with arbitrary relatively supersymmetric charges is found.'] | ['1997-07-03'] |
10,711 | ['eng'] | ['Diaconescu, D E', 'Gomis, J P'] | ['Duality In Matrix Theory And Three Dimensional Mirror Symmetry'] | ['Particle Physics - Theory'] | ['matrix model', 'duality', 'symmetry, mirror', 'dimension, 3', 'membrane model, p-brane', 'M-theory', 'spontaneous compactification, torus'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707019'] | ['Certain limits of the duality between M-theory on ${T^5/Z_2}$ and IIB on K3 are analyzed in Matrix theory. The correspondence between M-theory five-branes and ALE backgrounds is realized in Matrix theory as three dimensional Mirror Symmetry. Non-critical strings dual to open membranes are explicitly described as gaug... | ['1997-07-02'] |
10,712 | ['eng'] | ['Kiritsis, Elias B', 'Pioline, B'] | ['On $R^4$ threshold corrections in IIB string theory and (p,q) string instantons'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'effective action', 'gravitation, action', 'derivative, high', 'dimension, 10', 'spontaneous compactification', 'duality', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707018'] | ['We obtain the full non-perturbative thresholds of $R^4$ terms in IIB string theory compactified to eight and seven dimensions. They are given by the perturbative results plus a sum over D-instantons and (p,q) string instantons. The thresholds are shown to be U-duality invariant. They are given by a weight-3/2 non hol... | ['1997-07-02'] |
10,713 | ['eng'] | ['Alvarez-Gaumé, Luís', 'Marino, M', 'Zamora, Frederic'] | ['Softly Broken N=2 QCD with Massive Quark Hypermultiplets, 2'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'quark, multiplet', 'vacuum state', 'supersymmetry, symmetry breaking', 'effective potential', 'quark, mass', 'critical phenomena', 'monopole, condensation', 'pi, mass', 'pi, decay constant', 'flavor, 1', 'flavor, 2', 'dilaton', 'symmetry breaking, chiral', 'effective Lagrangian', 'numeric... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707017'] | ['We analyze the vacuum structure of N=2, SU(2) QCD with massive quark hypermultiplets, once supersymmetry is softly broken down to N=0 with dilaton and mass spurions. We give general expressions for the low energy couplings of the effective potential in terms of elliptic functions to have a complete numerical control ... | ['1997-07-02'] |
10,714 | ['eng'] | ['Edelstein, J D', 'Trobo, M L', 'Brito, F A', 'Bazeia, D'] | ['Kinks inside supersymmetric domain ribbons'] | ['Particle Physics - Theory'] | ['supersymmetry, superfield', 'dimension, 3', 'field theory, scalar', 'topology, defect', 'boson, kink', 'fermion, condensation', 'effective potential', 'Bogomolnyi equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707016'] | ['We study a variety of supersymmetric systems describing sixth-order interactions between two coupled real superfields in 2+1 dimensions. We search for BPS domain ribbon solutions describing minimun energy static field configurations that break one half of the supersymmetries. We then use the supersymmetric system to ... | ['1997-07-02'] |
10,715 | ['eng'] | ['Germán, G'] | ['Perturbative Approach at Finite Temperature and the $\\phi^4$ model'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'finite temperature', 'perturbation theory, higher-order', 'correlation function', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707015'] | ['We suggest that the $\\phi^4$ model is only a polynomial approximation to a more fundamental theory. As a consequence the high temperature regime might not be correctly described by this model. If this turns out to be true then several results concerning e.g., critical temperatures, symmetry restoration at high tempe... | ['1997-07-02'] |
10,716 | ['eng'] | ['Aspinwall, Paul S'] | ['M-Theory Versus F-Theory Pictures of the Heterotic String'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'field theory, F-theory', 'string model, heterotic', 'instanton, E(8)', 'duality', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707014'] | ['If one begins with the assertion that the type IIA string compactified on a K3 surface is equivalent to the heterotic string on a four-torus one may try to find a statement about duality in ten dimensions by decompactifying the four-torus. Such a decompactification renders the K3 surface highly singular. The resultan... | ['1997-07-02'] |
10,717 | ['eng'] | ['Antoniadis, Ignatios', 'Ferrara, Sergio', 'Minasian, R', 'Narain, Kumar S'] | ['$R^4$ Couplings in M and Type II Theories on Calabi-Yau spaces'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'gravitation, action', 'derivative, high', 'spontaneous compactification', 'field theory, Calabi-Yau', 'supersymmetry', 'perturbation theory, higher-order', 'correlation function', 'membrane model, p-brane'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707013'] | ['We discuss several implications of $R^4$ couplings in M theory when compactified on Calabi-Yau (CY) manifolds. In particular, these couplings can be predicted by supersymmetry from the mixed gauge-gravitational Chern-Simons couplings in five dimensions and are related to the one-loop holomorphic anomaly in four dimen... | ['1997-07-02'] |
10,718 | ['eng'] | ['Lozano, Y'] | ['Eleven Dimensions from the Massive D-2-brane'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, massive', 'dimension, 11', 'invariance, gauge', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707011'] | ['We find an eleven dimensional description of the D-2-brane of the massive type IIA theory as a first step towards an understanding of this theory in eleven dimensions. By means of a world-volume IIA/M theory duality transformation we show that the massive D-2-brane is equivalent to the dimensional reduction of the el... | ['1997-07-02'] |
10,719 | ['eng'] | ['Patrascioiu, A', 'Seiler, E'] | ['Comment on "Scaling Hypothesis for the Spectral Densities in the Nonlinear Sigma Model"'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'symmetry, O(3)', 'scaling', 'lattice field theory', 'numerical calculations, Monte Carlo'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707010'] | ['We comment on the recent paper by Balog and Niedermaier [hep-th/9701156].'] | ['1997-07-02'] |
10,720 | ['eng'] | ['Sutcliffe, P M'] | ['BPS Monopoles'] | ['Particle Physics - Theory'] | ['review', 'gauge field theory, SU(2)', 'Higgs model', 'field theory, monopole', 'moduli space', 'twistor', 'duality', 'differential geometry', 'topology', 'geometry, algebra', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707009'] | ['We review classical BPS monopoles, their moduli spaces, twistor descriptions and dynamics. Particular emphasis is placed upon symmetric monopoles, where recent progress has been made. Some remarks on the role of monopoles in S-duality and Seiberg-Witten theory are also made.'] | ['1997-07-02'] |
10,721 | ['eng'] | ['Pronin, P I', 'Stepanyantz, K V'] | ['One-loop counterterms for higher derivative regularized Lagrangians'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'regularization', 'derivative, high', 'perturbation theory, higher-order', 'invariance, Lorentz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707008'] | ['We explicitly calculate one-loop divergences for an arbitrary field theory model using the higher derivative regularization and nonsingular gauge condition. They are shown to agree with the results found in the dimensional regularization and do not depend on the form of regularizing term. So, the consistency of the h... | ['1997-07-02'] |
10,722 | ['eng'] | ['Borlaf, J'] | ['Geometry of T-duality'] | ['Particle Physics - Theory'] | ['string model', 'differential geometry', 'space-time, symmetry', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707007'] | ['A "reduced" differential geometry adapted to the presence of abelian isometries is constructed.Classical T-duality diagonalizes in this setting, allowing us to get conveniently the transformation of the relevant geometrical objects such as connections, pullbacks and generalized curvatures.Moreover we can induce privi... | ['1997-07-02'] |
10,723 | ['eng'] | ['Malik, R P', 'Mishra, A K', 'Rajasekaran, G'] | ['Dynamics in a noncommutative phase space'] | ['Particle Physics - Theory'] | ['Hamiltonian formalism', 'phase space, noncommutative', 'quantum group', 'algebra, deformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707004'] | ['Dynamics has been generalized to a noncommutative phase space. The noncommuting phase space is taken to be invariant under the quantum group $GL_{q,p}(2)$. The $q$-deformed differential calculus on the phase space is formulated and using this, both the Hamiltonian and Lagrangian forms of dynamics have been constructe... | ['1997-07-02'] |
10,724 | ['eng'] | ['Park, C', 'Sin, S J'] | ['p-Brane cosmology and phases of Brans-Dicke theory with matter'] | ['Particle Physics - Theory'] | ['Brans-Dicke model', 'membrane model, p-brane', 'field theory, soliton', 'astrophysics, model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707003'] | ['We study the effect of the solitonic degree of freedom in string cosmology following the line of Rama. The gas of solitonic p-brane is treated as a perfect fluid in a Brans-Dicke type theory. In this paper, we find exact cosmological solutions for any Brans-Dicke parameter $\\omega$ and for general parameter $\\gamma... | ['1997-07-02'] |
10,725 | ['eng'] | ['Yoneya, T'] | ['D-Particles, D-Instantons, and A Space-Time Uncertainty Principle in String Theory'] | ['Particle Physics - Theory'] | ['talk, Seoul 1997/05/26', 'membrane model, D-brane', 'space-time', 'particle, relativistic', 'fermion', 'uncertainty relations', 'supersymmetry', 'string model', 'effective action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707002'] | ['The purpose of this talk is to review some considerations by the present author on the possible role of a simple space-time uncertainty relation toward nonperturbative string theory. We first motivate the space-time uncertainty relation as a simple space-time characterization of the fundamental string theory. We then... | ['1997-07-02'] |
10,726 | ['eng'] | ['Lee, S', 'Sin, S J'] | ['p-Branes and Exact solutions in Brans-Dicke cosmology with matter'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'gravitation', 'field theory, dilaton', 'field theory, tensor', 'Brans-Dicke model', 'field equations, soliton', 'gas, soliton', 'astrophysics, model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707001'] | ['We study the effect of the solitonic degree of freedom in string cosmology following the line of Rama. The gas of solitonic p-brane is treated as a perfect fluid in a Brans-Dicke type theory. In this paper, we find analytic solutions for a few solvable cases of equation of states with general Brans-Dicke parameter $\... | ['1997-07-02'] |
10,727 | ['eng'] | ['Candelas, P', 'Skarke, H'] | ['F-theory, SO(32) and Toric Geometry'] | ['Particle Physics - Theory'] | ['field theory, F-theory', 'gauge field theory, SO(32)', 'gauge field theory, Sp(32)/Z(2)', 'dimension, 8', 'duality', 'spontaneous compactification', 'symmetry breaking', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706226'] | ["We show that the F-theory dual of the heterotic string with unbroken Spin(32)/Z_2 symmetry in eight dimensions can be described in terms of the same polyhedron that can also encode unbroken E_8\\times E_8 symmetry. By considering particular compactifications with this K3 surface as a fiber, we can reproduce the recen... | ['1997-07-01'] |
10,728 | ['eng'] | ['Blau, Matthias', 'Thompson, G'] | ['Euclidean SYM Theories by Time Reduction and Special Holonomy Manifolds'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'field theory, Euclidean', 'R parity', 'symmetry, chiral', 'Donaldson theory', 'field theory, Kaehler', 'symmetry breaking', 'group theory, representation', 'holonomy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706225'] | ["Euclidean supersymmetric theories are obtained from Minkowskian theories by performing a reduction in the time direction. This procedure elucidates certain mysterious features of Zumino's N=2 model in four dimensions, provides manifestly hermitian Euclidean counterparts of all non-mimimal SYM theories, and is also ap... | ['1997-07-01'] |
10,729 | ['eng'] | ['Li, M', 'Wu, Y S'] | ['Master Ward Identity for Nonlocal Symmetries in D=2 Principal Chiral Models'] | ['Particle Physics - Theory'] | ['model, chiral', 'dimension, 2', 'symmetry, nonlocal', 'Ward identity', 'anomaly', 'path integral'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706224'] | ['We derive, in path integral approach, the (anomalous) master Ward identity associated with an infinite set of nonlocal conservation laws in two-dimensional principal chiral models.'] | ['1997-07-01'] |
10,730 | ['eng'] | ['Jevicki, A', 'Mihailescu, M', 'Nunes, J P'] | ['Large N WZW Field Theory Of N=2 Strings'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'sigma model, nonlinear', 'expansion 1/N', 'quantum gravity', 'quantization', 'n-point function', 'perturbation theory, higher-order', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706223'] | ['We explore the quantum properties of self-dual gravity formulated as a large N two-dimensional WZW sigma model. Using a non-trivial classical background, we show that a (2,2) space-time is generated. The theory contains an infinite series of higher point vertices. At tree level we show that, in spite of the presence ... | ['1997-07-01'] |
10,731 | ['eng'] | ['Schaden, M', 'Rozenberg, A'] | ['Confinement in Covariant Gauges'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'field theory, Euclidean', 'approximation, weak coupling', 'dependence, gauge', 'transformation, Becchi-Rouet-Stora', 'moduli space', 'fermion', 'symmetry breaking, color', 'symmetry, spontaneously broken', 'Wilson loop', 'Goldstone particle', 'confinement', 'path integral', 'perturbation ... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706222'] | ['We examine the weak coupling limit of Euclidean SU(n) gauge theory in covariant gauges. Following an earlier suggestion, an equivariant BRST-construction is used to define the continuum theory on a finite torus. The equivariant gauge fixing introduces constant ghost fields as moduli of the model. We study the paramet... | ['1997-07-01'] |
10,732 | ['eng'] | ['Buonanno, A', 'Meissner, K A', 'Ungarelli, C', 'Veneziano, Gabriele'] | ['Classical Inhomogeneities in String Cosmology'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'any-dimensional', 'gravitation', 'field theory, axion', 'field theory, tensor', 'field equations, solution', 'astrophysics', 'duality', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706221'] | ["We generalize previous work on inhomogeneous pre-big bang cosmology by including the effect of non-trivial moduli and antisymmetric-tensor/axion fields. The general quasi-homogeneous asymptotic solution---as one approaches the big bang singularity from perturbative initial data---is given and its range of validity is... | ['1997-07-01'] |
10,733 | ['eng'] | ['Pavel, H P', 'Pervushin, V N'] | ['Reduced phase space quantization of massive vector theory'] | ['Particle Physics - Theory'] | ['field theory, vector', 'field theory, massive', 'quantization, phase space', 'Hamiltonian formalism', 'transformation, Lorentz', 'quantum electrodynamics', 'fermion', 'current, conservation law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706220'] | ['We quantize massive vector theory in such a way that it has a well-defined massless limit. In contrast to the approach by Stückelberg where ghost fields are introduced to maintain manifest Lorentz covariance, we use reduced phase space quantization with nonlocal dynamical variables which in the massless limit have th... | ['1997-07-01'] |
10,734 | ['eng'] | ['Higashijima, K', 'Nitta, M', 'Ohta, K', 'Ohta, N'] | ['Low Energy Theorems in N=1 Supersymmetric Theory'] | ['Particle Physics - Theory'] | ['effective Lagrangian', 'supersymmetry', 'symmetry, spontaneously broken', 'Goldstone particle', 'scattering amplitude'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706219'] | ['In N=1 supersymmetric theories, quasi Nambu-Goldstone (QNG) bosons appear in addition to ordinary Nambu-Goldstone (NG) bosons when the global symmetry G breaks down spontaneously. We investigate two-body scattering amplitudes of these bosons in the low-energy effective Lagrangian formalism. They are expressed by the ... | ['1997-07-01'] |
10,735 | ['eng'] | ['Grisaru, Marc T', 'Massar, M', 'Sevrin, A', 'Troost, J'] | ['The Quantum Geometry of N=(2,2) Non-Linear $\\sigma$-Models'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'supersymmetry, superspace', 'dimension, 2', 'perturbation theory, higher-order', 'effective action', 'regularization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706218'] | ['We consider a general N=(2,2) non-linear sigma-model in (2,2) superspace. Depending on the details of the complex structures involved, an off-shell description can be given in terms of chiral, twisted chiral and semi-chiral superfields. Using superspace techniques, we derive the conditions the potential has to satisf... | ['1997-07-01'] |
10,736 | ['eng'] | ['Smilga, A V', 'Veselov, A'] | ['Complex BPS domain walls and phase transition in mass in supersymmetric QCD'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'quantum chromodynamics', 'vacuum state', 'symmetry breaking, chiral', 'field theory, soliton', 'domain wall', 'critical phenomena', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706217'] | ['We study the domain walls connecting different chirally asymmetric vacua in supersymmetric QCD. We show that BPS - saturated solutions exist only in the limited range of mass. When m exceeds some critical value, the domain wall either ceases to be BPS - saturated or disappears altogether. In any case, the properties ... | ['1997-07-01'] |
10,737 | ['eng'] | ['Buchbinder, I L', 'Hindawi, A A', 'Ovrut, B A'] | ['A Two-Form Formulation of the Vector-Tensor Multiplet in Central Charge Superspace'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'supersymmetry, representation', 'differential forms, 2', 'central charge', 'gauge field theory, Chern-Simons term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706216'] | ['A two-form formulation for the N=2 vector-tensor multiplet is constructed using superfield methods in central charge superspace. The N=2 non-Abelian standard supergauge multiplet in central charge superspace is also discussed, as is with the associated Chern-Simons form. We give the constraints, solve the Bianchi ide... | ['1997-07-01'] |
10,738 | ['eng'] | ['Wheeler, J T'] | ['Normal Biconformal Spaces'] | ['Particle Physics - Theory'] | ['space-time', 'any-dimensional', 'transformation, conformal', 'torsion', 'gravitation', 'electromagnetic interaction', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706215'] | ['A new 8-dimensional conformal gauging avoids the unphysical size change, third order gravitational field equations, and auxiliary fields that prevent taking the conformal group as a fundamental symmetry. We give the structure equations, gauge transformations and intrinsic metric structure for the new biconformal spac... | ['1997-07-01'] |
10,739 | ['eng'] | ['Wheeler, J T'] | ['New Conformal Gauging and the Electromagnetic Theory of Weyl'] | ['Particle Physics - Theory'] | ['gravitation, action', 'electromagnetic interaction', 'gauge field theory, conformal', 'transformation, Weyl', 'differential forms', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706214'] | ["A new 8-dim conformal gauging solves the auxiliary field problem and eliminates unphysical size change from Weyl's electromagnetic theory. We derive the Maurer-Cartan structure equations and find the zero curvature solutions for the conformal connection. By showing that every one-particle Hamiltonian generates the st... | ['1997-07-01'] |
10,740 | ['eng'] | ['Kempf, A'] | ['On Nonlocality, Lattices and Internal Symmetries'] | ['Particle Physics - Theory'] | ['algebra, Heisenberg', 'spectral representation', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706213'] | ['We study functional analytic aspects of two types of correction terms to the Heisenberg algebra. One type is known to induce a finite lower bound $\\Delta x_0$ to the resolution of distances, a short distance cutoff which is motivated from string theory and quantum gravity. It implies the existence of families of sel... | ['1997-07-01'] |
10,741 | ['eng'] | ['Glazek, S D'] | ['Renormalization of Hamiltonians in the Light-Front Fock Space'] | ['Particle Physics - Theory'] | ['quantization, light front', 'Hamiltonian formalism', 'effective Hamiltonian', 'renormalization', 'phase space, Fock space', 'model, Yukawa', 'quantum electrodynamics', 'quantum chromodynamics', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706212'] | ['We outline an ultraviolet renormalization procedure for hamiltonians acting in the light-front Fock space. The hamiltonians are defined and calculated using creation and annihilation operators with no limitation of the space of states. Both, the regularization of the initial hamiltonian and the definition of the reno... | ['1997-07-01'] |
10,742 | ['eng'] | ['Antoniadis, Ignatios', 'Partouche, H', 'Taylor, T R'] | ['Lectures on Heterotic-Type I Duality'] | ['Particle Physics - Theory'] | ['lectures, Karpacz 1997/02/13', 'lectures, Trieste 1997/04/01', 'lectures, Cargese 1997/05/26', 'string model, heterotic', 'spontaneous compactification', 'dimension, 6', 'dimension, 4', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706211'] | ["We present a review of heterotic-type I string duality. In particular, we discuss the effective field theory of six- and four-dimensional compactifications with N>1 supersymmetries. We then describe various duality tests by comparing gauge couplings, N=2 prepotentials, as well as higher-derivative F-terms. Based on i... | ['1997-07-01'] |
10,743 | ['eng'] | ['Giovannini, M'] | ['Cosmic microwave background polarization, Faraday rotation and stochastic gravity-waves backgrounds'] | ['Particle Physics - Theory'] | ['cosmic radiation, background', 'cosmic radiation, polarization', 'magnetic field', 'vacuum state, fluctuation', 'fluctuation, electromagnetic', 'coupling, dilaton', 'astrophysics, model', 'string model', 'supersymmetry', 'gravitational radiation, stochastic', 'numerical calculations', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706201'] | ['A magnetic field, coherent over the horizon size at the decoupling and strong enough to rotate the polarization plane of the CMBR, can be generated from the electromagnetic vacuum fluctuations amplified by the space-time evolution of the dilaton coupling. The possible relevance of this result for superstring inspired... | ['1997-06-30'] |
10,744 | ['eng'] | ['Quevedo, F'] | ['Duality and Global Symmetries'] | ['Particle Physics - Theory'] | ['lectures, Karpacz 1997/02/13', 'duality, transformation', 'string model, boson', 'gauge field theory, tensor', 'fermion, field theory', 'bosonization, abelian', 'bosonization, nonabelian', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706210'] | ["This is a general introduction to duality in field theories. The existence and breaking of global symmetries is used as a guideline to systematically prove duality between different field theories. Systems discussed include abelian and non-abelian T-duality in string theory, abelian and nonabelian bosonization, and d... | ['1997-06-30'] |
10,745 | ['eng'] | ['Wheeler, J T'] | ['String Without Strings'] | ['Particle Physics - Theory'] | ['string model', 'invariance, conformal', 'Hamiltonian formalism', 'algebra, Virasoro', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706209'] | ['Scale invariance provides a principled reason for the physical importance of Hilbert space, the Virasoro algebra, the string mode expansion, canonical commutators and Schroedinger evolution of states, independent of the assumptions of string theory and quantum theory. The usual properties of dimensionful fields imply... | ['1997-06-30'] |
10,746 | ['eng'] | ['Berman, D S'] | ['SL(2,Z) duality of Born-Infeld theory from non-linear self-dual electrodynamics in 6 dimensions'] | ['Particle Physics - Theory'] | ['electromagnetic interaction, nonlinear', 'Born-Infeld model', 'field theory, axion', 'field theory, dilaton', 'duality, SL(2,Z)', 'dimension, 6', 'dimensional reduction', 'field theory, M-theory', 'membrane model, p-brane'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706208'] | ['We reformulate the Born-Infeld action, coupled to an axion and a dilaton in a duality manifest way. This action is the generalization of the Schwarz-Sen action for non-linear electrodynamics. We show that this action may be obtained by dimensional reduction on a torus of a self-dual theory in 6 dimensions. The dilato... | ['1997-06-30'] |
10,747 | ['eng'] | ['Gibbons, G W', 'Papadopoulos, G J', 'Stelle, Kellogg S'] | ['HKT and OKT Geometries on Soliton Black Hole Moduli Spaces'] | ['Particle Physics - Theory'] | ['black hole', 'moduli space', 'field theory, soliton', 'sigma model, nonlinear', 'supersymmetry', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706207'] | ["We consider Shiraishi's metrics on the moduli space of extreme black holes. We interpret the simplification in the pattern of N-body interactions that he observed in terms of the recent picture of black holes in four and five dimensions as composites, made up of intersecting branes. We then show that the geometry of ... | ['1997-06-30'] |
10,748 | ['eng'] | ['Cunha, M S', 'Christiansen, H R', 'Almeida, C A S'] | ["Bogomol'nyi equations in gauge theories"] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Chern-Simons term', 'Higgs model', 'symmetry breaking', 'field theory, soliton', 'field equations, duality', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706206'] | ["By imposing self-duality conditions, we obtain the explicit form in which gauge theories spontaneously breakdown in the Bogomol'nyi limit. In this context, we reconsider the Abelian Higgs, Chern-Simons Higgs and Maxwell-Chern-Simons Higgs models. On the same footing, we find a topological Higgs potential for a Maxwel... | ['1997-06-30'] |
10,749 | ['eng'] | ['Federbush, P G'] | ['A Diffeomorphism-Invariant Cut-Off Regularization of the Determinant of a Scalar Particle in a Euclidean Gravitational Field'] | ['Particle Physics - Theory'] | ['gravitation, Euclidean', 'field theory, scalar', 'regularization', 'invariance, diffeomorphism', 'operator, determinant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706205'] | ['Continuing the thrust of our recent work, but with an important new idea, we find a cut-off regularization of the determinant of a scalar particle in a classical Euclidean gravitational field. The field is assumed asymptotically flat, and the regularization is diffeomorphism-invariant under coordinate changes that ar... | ['1997-06-30'] |
10,750 | ['eng'] | ['Emparan, R'] | ['Absorption of Scalars by Extended Objects'] | ['Particle Physics - Theory'] | ['space-time', 'topology, effect', 'field theory, scalar', 'scattering', 'cross section', 'membrane model, p-brane'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706204'] | ['We derive the low energy absorption cross section of minimal scalars for a very generic class of geometries, that includes, among others, black holes, strings, $p$-branes, as well as intersecting brane configurations. The scalar field can be absorbed across a regular surface (a horizon) of finite area, or across a ze... | ['1997-06-30'] |
10,751 | ['eng'] | ['Fernández-Pousa, C R', 'Miramontes, J L'] | ['Semi-classical spectrum of the Homogeneous sine-Gordon theories'] | ['Particle Physics - Theory'] | ['sine-Gordon model', 'dimension', 'field equations, soliton', 'algebra, affine', 'algebra, Kac-Moody', 'quantization, quasiclassical', 'particle, spectra', 'energy levels', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706203'] | ["The semi-classical spectrum of the Homogeneous sine-Gordon theories associated with an arbitrary compact simple Lie group G is obtained and shown to be entirely given by solitons. These theories describe quantum integrable massive perturbations of Gepner's G-parafermions whose classical equations-of-motion are non-ab... | ['1997-06-30'] |
10,752 | ['eng'] | ['Chitaia, N P', 'Gogilidze, S A', 'Surovtsev, Yu S'] | ['The Ostrogradsky Method for Local Symmetries'] | ['Particle Physics - Theory'] | ['talk, Dubna 1996/07/08', 'transformation, gauge', 'constraint', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706202'] | ['In the generalized Hamiltonian formalism by Dirac, the method of constructing the generator of local-symmetry transformations for systems with first- and second-class constraints (without restrictions on the algebra of constraints) is obtained from the requirement for them to map the solutions of the Hamiltonian equa... | ['1997-06-30'] |
10,753 | ['eng'] | ['Brout, R'] | ["Notes on Connes' Construction of the Standard Model"] | ['Particle Physics - Theory'] | ['talk, San Miniato 1997/04/21', 'electroweak interaction', 'group theory, nonabelian', 'group theory, representation', 'fermion, mass', 'symmetry, chiral', 'symmetry, spontaneously broken', 'parity, violation', 'family', 'anomaly', 'charge conjugation', 'geometry, noncommutative', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706200'] | ["The mathematical apparatus of non commutative geometry and operator algebras which Connes has brought to bear to construct a rational scheme for the internal symmetries of the standard model is presented from the physicist's point of view. Gauge symmetry, anomaly freedom, conservation of electric charge, parity viola... | ['1997-06-30'] |
10,754 | ['eng'] | ['Parkhomenko, S E'] | ['Poisson-Lie T-duality and Complex Geometry in N=2 superconformal WZNW models'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'Wess-Zumino-Witten model', 'supersymmetry', 'duality', 'group theory, Lie', 'algebra, Heisenberg', 'geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706199'] | ['Poisson-Lie T-duality in N=2 superconformal WZNW models on the real Lie groups is considered. It is shown that Poisson-Lie T-duality is governed by the complexifications of the corresponding real groups endowed with Semenov-Tian-Shansky symplectic forms, i.e. Heisenberg doubles. Complex Heisenberg doubles are used to... | ['1997-06-30'] |
10,755 | ['eng'] | ['Giacconi, P', 'Maltoni, F', 'Soldati, R'] | ['Nonperturbative Nature of the Aharonov-Bohm Scattering Amplitude'] | ['Particle Physics - Theory'] | ['Aharonov-Bohm effect', 'scattering amplitude, nonperturbative', 'gauge field theory, nonrelativistic', 'Chern-Simons term', 'dimension, 3', 'field theory, scalar', 'perturbation theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706198'] | ['It is shown that the Aharonov-Bohm scattering amplitude, in the presence of contact interaction, exhibits a genuine nonperturbative behaviour. This means that the corresponding field theoretical formulation, based on the 2+1 nonrelativistic Chern-Simons gauge model coupled to self-interacting complex scalar field, is... | ['1997-06-30'] |
10,756 | ['eng'] | ['Bertlmann, Reinhold A', 'Sykora, T'] | ['On the Point-Splitting Method of the Commutator Anomaly of the Gauss Law Operators'] | ['Particle Physics - Theory'] | ['commutation relations', 'regularization, point-splitting', 'anomaly', 'Gauss law', 'cohomology', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707112'] | ["We analyze the generalized point-splitting method and Jo's result for the commutator anomaly. We find that certain classes of general regularization kernels satisfying integral conditions provide a unique result, which, however differs from Faddeev's cohomological result."] | ['1997-07-17'] |
10,757 | ['eng'] | ['Schwarz, J H'] | ['The M Theory Five-Brane'] | ['Particle Physics - Theory'] | ['talk, Seoul 1997/05/26', 'field theory, M-theory', 'membrane model, p-brane', 'p-brane, 5', 'field theory, soliton', 'gauge field theory, tensor', 'Born-Infeld model', 'string model, heterotic', 'action', 'dimensional reduction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706197'] | ['BPS saturated p-branes play an important role in recent progress in understanding superstring theory and M theory. One approach to understanding the dynamics of p-branes is to formulate an effective (p+1)-dimensional world-volume theory. The construction of such brane actions involves a number of interesting issues. ... | ['1997-06-30'] |
10,758 | ['eng'] | ['Keski-Vakkuri, E', 'Kraus, P'] | ['Notes on Branes in Matrix Theory'] | ['Particle Physics - Theory'] | ['matrix model', 'field theory, M-theory', 'membrane model, D-brane', 'supersymmetry', 'dimension, 11', 'fluctuation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706196'] | ['We study the effective actions of various brane configurations in Matrix theory. Starting from the 0+1 dimensional quantum mechanics, we replace coordinate matrices by covariant derivatives in the large N limit, thereby obtaining effective field theories on the brane world volumes. Even for noncompact branes, these e... | ['1997-06-30'] |
10,759 | ['eng'] | ['Strominger, A'] | ['Loop Corrections to the Universal Hypermultiplet'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'string model', 'supersymmetry', 'spontaneous compactification, Calabi-Yau', 'moduli space', 'coset space, SU(2,1)/U(2)', 'quaternion', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706195'] | ['The universal hypermultiplet arises as a subsector of every Calabi-Yau compactification of M-theory or Type II string theory. Classically its moduli space is the quaternionic space $SU(2,1)/U(2)$. We show that this moduli space receives a one-loop correction proportional to the Euler character of the Calabi-Yau. The ... | ['1997-06-30'] |
10,760 | ['eng'] | ['Boonstra, H J', 'Peeters, B', 'Skenderis, K'] | ['Duality and asymptotic geometries'] | ['Particle Physics - Theory'] | ['supergravity', 'field equations, solution', 'duality', 'membrane model', 'supersymmetry, symmetry breaking'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706192'] | ['We consider a series of duality transformations that leads to a constant shift in the harmonic functions appearing in the description of a configuration of branes. This way, for several intersections of branes, we can relate the original brane configuration which is asymptotically flat to a geometry of the type $adS_... | ['1997-06-30'] |
10,761 | ['eng'] | ['Moretti, V'] | ['$\\zeta$ function renormalization of one-loop stress tensors in curved spacetime'] | ['Particle Physics - Theory'] | ['space-time', 'vacuum state, fluctuation', 'tensor, energy-momentum', 'perturbation theory, higher-order', 'regularization, zeta function', 'path integral'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706191'] | ['A previously introduced method to renormalize the one-loop stress tensor and the one-loop vacuum fluctuations in a curved background by a direct local First the method is checked in the case of a conformally coupled massless field in the static Einstein universe where all hypotheses initially requested by the method ... | ['1997-06-30'] |
10,762 | ['eng'] | ['Bimonte, G', 'Musto, R', 'Stern, A', 'Vitale, P'] | ['2+1 Einstein Gravity as a Deformed Chern-Simons Theory'] | ['Particle Physics - Theory'] | ['gravitation', 'gauge field theory, ISO(2,1)', 'Chern-Simons term', 'dimension, 3', 'differential forms', 'astrophysics, fundamental constant', 'coupling, matter', 'angular momentum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706190'] | ["The usual description of 2+1 dimensional Einstein gravity as a Chern-Simons (CS) theory is extended to a one parameter family of descriptions of 2+1 Einstein gravity. This is done by replacing the Poincare' gauge group symmetry by a q-deformed Poincare' gauge group symmetry, with the former recovered when q-> 1. As a... | ['1997-06-30'] |
10,763 | ['eng'] | ['Vaz, J'] | ['The Dirac Operator over Abelian Finite Groups'] | ['Particle Physics - Theory'] | ['operator, Dirac', 'group theory, finite', 'algebra, Clifford', 'lattice field theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706189'] | ['In this paper we show how to construct a Dirac operator on a lattice in complete analogy with the continuum. In fact we consider a more general problem, that is, the Dirac operator over an abelian finite group (for which a lattice is a particular example). Our results appear to be in direct connexion with the so call... | ['1997-06-30'] |
10,764 | ['eng'] | ['Hassaïne, M', 'Horváthy, P A', 'Yéra, J C'] | ['Non-relativistic Maxwell-Chern-Simons Vortices'] | ['Particle Physics - Theory'] | ['Landau-Ginzburg model', 'gauge field theory, Chern-Simons term', 'nonrelativistic', 'field equations, vortex', 'invariance, Galilei'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706188'] | ['The non-relativistic Maxwell-Chern-Simons model recently introduced by Manton is shown to admit self-dual vortex solutions with non-zero electric field. The subtle Galilean symmetry is explained, and the theory is extended to (non-relativistic) spinors. A relativistic, self-dual model, whose non-relativistic limit is... | ['1997-06-30'] |
10,765 | ['eng'] | ['Hamada, K'] | ['Supersymmetric Wilson Loops in IIB Matrix Model'] | ['Particle Physics - Theory'] | ['matrix model', 'supersymmetry, transformation', 'Wilson loop', 'gauge field theory, Yang-Mills', 'string model', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706187'] | ['We show that the supersymmetric Wilson loops in IIB matrix model give a transition from supersymmetric Yang-Mills theory to supersymmetric space-time theory. In comparison with Green-Schwarz superstring we identify the supersymmetric Wilson loops with the asymptotic states of IIB superstring. It is pointed out that t... | ['1997-06-30'] |
10,766 | ['eng'] | ['Hussain, F', 'Iengo, R', 'Núñez, C', 'Scrucca, Claudio A'] | ['Interaction of moving D-branes on orbifolds'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'string model', 'supersymmetry', 'spontaneous compactification, orbifold', 'membrane model, interaction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706186'] | ['We use the boundary state formalism to study the interaction of two moving identical D-branes in the Type II superstring theory compactified on orbifolds. By computing the velocity dependence of the amplitude in the limit of large separation we can identify the nature of the different forces between the branes. In pa... | ['1997-06-30'] |
10,767 | ['eng'] | ['Bars, Itzhak'] | ['Duality covariant type IIB supersymmetry and nonperturbative consequences'] | ['Particle Physics - Theory'] | ['supergravity', 'string model', 'supersymmetry', 'any-dimensional', 'moduli space', 'soliton', 'black hole', 'mass', 'entropy', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706185'] | ['Type-IIB supersymmetric theories have an SL(2,Z) invariance, known as U-duality, which controls the non-perturbative behavior of the theory. Under SL(2,Z) the supercharges are doublets, implying that the bosonic charges would be singlets or triplets. However, among the bosonic charges there are doublet strings and do... | ['1997-06-30'] |
10,768 | ['eng'] | ['Kim, C'] | ['Second Virial Coefficient of Anyons without Hard Core'] | ['Particle Physics - Theory'] | ['anyon', 'quantum mechanics', 'boundary condition', 'Chern-Simons term, nonrelativistic', 'scaling, invariance', 'high temperature expansion', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706184'] | ['We calculate the second virial coefficient of anyons whose wave function does not vanish at coincidence points. This kind of anyons appear naturally when one generalizes the hard-core boundary condition according to self-adjoint extension method in quantum mechanics, and also when anyons are treated field theoretical... | ['1997-06-30'] |
10,769 | ['eng'] | ['Gattringer, C R', 'Paniak, L D', 'Semenoff, Gordon W'] | ['The Mixed Non-Abelian Coulomb Gas in Two Dimensions'] | ['Particle Physics - Theory'] | ['talk, Seoul 1997/05/26', 'gauge field theory, U(N)', 'dimension, 2', 'gas, Coulomb', 'matrix model', 'statistical mechanics', 'group theory, representation', 'model, chiral', 'field equations, solution', 'critical phenomena, confinement', 'expansion 1/N', 'charge, density', 'energy, density', 'numerical calculations'... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706183'] | ['The statistical mechanics of a mixed gas of adjoint and fundamental representation charges interacting via 1+1-dimensional U(N) gauge fields is investigated. In the limit of large N we show that there is a first order deconfining phase transition for low densities of fundamental charges. As the density of fundamental... | ['1997-06-30'] |
10,770 | ['eng'] | ['Adler, M', 'Van Moerbeke, P'] | ['String-Orthogonal Polynomials, String equations, and 2-Toda symmetries'] | ['Particle Physics - Theory'] | ['lattice, Toda', 'string model', 'symmetry', 'constraint, Virasoro'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706182'] | ['1.The 2-Toda lattice and its generic symmetries 2. A Larger class of symmetries for special initial conditions 3. Borel decomposition of Moment matrices, tau-functions and string- orthogonal polynomials 4. From string-orthogonal Polynomials to the 2-Toda lattice and the string equation 5. Virasoro constraints on two-... | ['1997-06-26'] |
10,771 | ['eng'] | ['Anandan, Jeeva S'] | ['Global Topology and Local Violation of Discrete Symmetries'] | ['Particle Physics - Theory'] | ['space-time', 'astrophysics, model', 'topology', 'symmetry breaking, discrete', 'symmetry, spontaneously broken', 'superselection rule'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706181'] | ['Cosmological models that are locally consistent with general relativity and the standard model in which an object transported around the universe undergoes the transformations P, C and CP, are constructed. This leads to generalization of the gauge fields that describe electro-weak and strong interactions by enlarging... | ['1997-06-26'] |
10,772 | ['eng'] | ['Daszkiewicz, M', 'Hasiewicz, Z', 'Jaskólski, Z'] | ['Non-Critical Light-Cone String'] | ['Particle Physics - Theory'] | ['string model', 'light cone gauge', 'quantization, 1', 'Hamiltonian formalism', 'operator, algebra', 'algebra, representation', 'phase space, Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706180'] | ['The free non-critical string quantum model is constructed directly in the light-cone variables in the range of dimensions $1<D<25$. The longitudinal degrees of freedom are described by an abstract Verma module. The central charge of this module is restricted by the requirement of the closure of the nonlinear realizat... | ['1997-06-26'] |
10,773 | ['eng'] | ['Maroto, A L', 'Shapiro, I L'] | ['On the inflationary solutions in higher-derivative gravity with dilaton field'] | ['Particle Physics - Theory'] | ['gravitation', 'field theory, scalar', 'any-dimensional', 'effective action', 'derivative, high', 'space-time, de Sitter', 'field equations, solution', 'torsion', 'inflationary universe', 'stability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706179'] | ['We discuss the existence of de Sitter inflationary solutions for the string-inspired fourth-derivative gravity theories with dilaton field. We consider a space-time of arbitrary dimension D and an arbitrary parametrization of the target space metric. The specific features of the theory in dimension D=4 and those of t... | ['1997-06-26'] |
10,774 | ['eng'] | ['Landsman, N P', 'Wren, K K'] | ['Constrained quantization and $\\theta$-angles'] | ['Particle Physics - Theory'] | ['gauge field theory', 'Theta parameter', 'quantization, constraint', 'Hamiltonian formalism', 'fibre bundle', 'differential forms, symplectic', 'phase space, Hilbert space', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706178'] | ['We apply a new and mathematically rigorous method for the quantization of constrained systems to two-dimensional gauge theories. In this method, which quantizes Marsden-Weinstein symplectic reduction, the inner product on the physical state space is expressed through a certain integral over the gauge group. The prese... | ['1997-06-26'] |
10,775 | ['eng'] | ['Bars, Itzhak'] | ['Strings and matrix models on genus g Riemann Surfaces'] | ['Particle Physics - Theory'] | ['talk', 'gauge field theory, SU(N)', 'expansion 1/N', 'string model', 'matrix model', 'Riemann surfaces', 'Hall effect', 'transformation, diffeomorphism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706177'] | ['This is a summary of old work on connections between discrete area preserving diffeomorphisms, reduced SU(N) Yang-Mills, strings, and the quantum Hall effect on a Riemann surface of genus g. It is submitted to the archives due to the interest expressed by colleagues who are currently working on matrix models, and who... | ['1997-06-26'] |
10,776 | ['eng'] | ['Green, M B', 'Gutperle, M', 'Vanhove, P'] | ['One loop in eleven dimensions'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 11', 'spontaneous compactification, torus', 'scattering amplitude, graviton', 'perturbation theory, higher-order', 'regularization', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706175'] | ['Four-graviton scattering in eleven-dimensional supergravity is considered at one loop compactified on one, two and three-dimensional tori. The dependence on the toroidal geometry determines the known perturbative and non-perturbative terms in the corresponding processes in type II superstring theories in ten, nine an... | ['1997-06-26'] |
10,777 | ['eng'] | ['Lee, T'] | ['2+1 Dimensional Black Hole and 1+1 Dimensional Quantum Gravity'] | ['Particle Physics - Theory'] | ['gauge field theory, SL(2,R)', 'Chern-Simons term', 'dimension, 2', 'black hole', 'quantum gravity', 'dimension, 3', 'Wess-Zumino-Witten model', 'model, Liouville'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706174'] | ['In the Chern-Simons gauge theory formulation of the (2+1) dimensional black hole, we may treat the horizon as a boundary. We find that the action induced on the boundary for the spinning (2+1) dimensional black hole is precisely a direct product of two copies of the gauged chiral $SL(2,R)$ Wess-Zumino-Novikov-Witten ... | ['1997-06-26'] |
10,778 | ['eng'] | ['Koutsoumbas, G', 'Savvidy, G K', 'Savvidy, G K'] | ['Phase structure of four-dimensional gonihedric spin system'] | ['Particle Physics - Theory'] | ['model, spin', 'random surface', 'invariance, gauge', 'Hamiltonian formalism', 'critical phenomena', 'numerical calculations, Monte Carlo'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706173'] | ['We perform Monte Carlo simulations of a gauge invariant spin system which describes random surfaces with gonihedric action in four dimensions. The Hamiltonian is a mixture of one-plaquette and additional two- and three-plaquette interaction terms with specially adjusted coupling constants. For the system with the lar... | ['1997-06-26'] |
10,779 | ['eng'] | ['Niedermaier, M R'] | ['A Derivation of the Cyclic Form Factor Equation'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'operator, algebra', 'scattering amplitude', 'form factor', 'functional analysis', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706172'] | ["A derivation of the cyclic form factor equation from quantum field theoretical principles is given; form factors being the matrix elements of a local operator between scattering states. The scattering states are constructed from Haag-Ruelle type interpolating fields with support in a `comoving' Rindler spacetime. The... | ['1997-06-26'] |
10,780 | ['eng'] | ['Choi, K'] | ['Axions and the Strong CP Problem in M-theory'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'gauge field theory, E(8) x E(8)', 'approximation, strong coupling', 'field theory, M-theory', 'spontaneous compactification', 'violation, CP', 'axion', 'anomaly, U(1)', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706171'] | ['We examine the possibility that the strong CP problem is solved by string-theoretic axions in strong-coupling limit of the E_8 x E_8 heterotic string theory (M-theory). We first discuss some generic features of gauge kinetic functions in compactified M-theory, and examine in detail the axion potential induced by the ... | ['1997-06-26'] |
10,781 | ['eng'] | ['Koikawa, T', 'Maki, T', 'Nakamula, A'] | ['Magnetic solutions to 2+1 dimensional gravity with dilaton field'] | ['Particle Physics - Theory'] | ['gravitation', 'gauge field theory, U(1)', 'dilaton', 'dimension, 3', 'astrophysics, fundamental constant', 'field equations, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706170'] | ['We show a general method to solve 2+1 dimensional dilatonic Maxwell-Einstein equation with a positive or negative cosmological constant. All the physical solutions are listed with assumptions that they are static, rotationally symmetric, and has a nonzero magnetic field and a nonzero dilaton field. On the contrary to... | ['1997-06-26'] |
10,782 | ['eng'] | ['Dragon, N V', 'Kuzenko, S M'] | ['The vector-tensor multiplet in harmonic superspace'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry, multiplet', 'supersymmetry, superfield', 'superspace, harmonic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706169'] | ['We describe the vector-tensor multiplet and derive its Chern-Simons couplings to the N=2 Yang-Mills gauge superfield in harmonic superspace.'] | ['1997-06-25'] |
10,783 | ['eng'] | ['Banks, T'] | ['The State of Matrix Theory'] | ['Particle Physics - Theory'] | ['talk, Philadelphia 1997/05/27', 'talk, Amsterdam 1997/06/16', 'matrix model', 'supersymmetry, algebra', 'Hamiltonian formalism', 'dimension, 11', 'spontaneous compactification'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706168'] | ['This is a brief description of what has been accomplished and what remains to be done in the construction of a nonperturbative formulation of "The Theory Formerly Known as String". It is culled from two short talks given by the author at SUSY 97 and Strings 97.'] | ['1997-06-25'] |
10,784 | ['eng'] | ['Miyazaki, H', 'Tsutsui, I'] | ['Quantum Mechanically Induced Wess-Zumino Term in the Principal Chiral Model'] | ['Particle Physics - Theory'] | ['field theory, chiral', 'dimension, 2', 'Wess-Zumino-Witten model', 'dimension, 2', 'Wess-Zumino term, induced', 'topology', 'phase space', 'magnetic monopole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706167'] | ['It is argued that, in the two dimensional principal chiral model, the Wess-Zumino term can be induced quantum mechanically, allowing the model with the critical value of the coupling constant $\\lambda^2 = 8\\pi/|k|$ to turn into the Wess-Zumino-Novikov-Witten model at the quantum level. The Wess-Zumino term emerges ... | ['1997-06-25'] |
10,785 | ['eng'] | ['Cova, R J', 'Zakrzewski, W J'] | ['Soliton scattering in the O(3) model on a torus'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'symmetry, O(3)', 'dimension, 3', 'space-time, torus', 'scattering, soliton', 'energy, density', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706166'] | ['Using numerical simulations, the stability and scattering properties of the O(3) model on a two-dimensional torus are studied. Its solitons are found to be unstable but can be stabilized by the addition of a Skyrme term to the Lagrangian. Scattering at right angles with respect to the initial direction of motion is o... | ['1997-06-25'] |
10,786 | ['eng'] | ['Roy, S'] | ['SL(2, Z) Multiplets of Type II Superstrings in $D < 10$'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'effective action', 'spontaneous compactification, torus', 'invariance, SL(2,R)', 'multiplet', 'dimension, <10', 'field equations, solution', 'stability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706165'] | ["It has been shown recently that the toroidally compactified type IIB string effective action possesses an SL(2, R) invariance. Using this symmetry we construct an infinite family of macroscopic string-like solutions permuted by SL(2, Z) group for type II superstrings in $4 \\leq D < 10$. These solutions, which formal... | ['1997-06-25'] |
10,787 | ['eng'] | ['Okuyama, K', 'Suzuki, H'] | ['Manifestly Gauge Covariant Formulation of Lattice Chiral Fermions'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'fermion, chiral', 'lattice field theory', 'propagator', 'invariance, gauge', 'effective action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706163'] | ['We propose a new formulation of chiral fermions on a lattice, on the basis of a lattice extension of the covariant regularization scheme in continuum field theory. The species doublers do not emerge. The real part of the effective action is just one half of that of Dirac-Wilson fermion and is always gauge invariant e... | ['1997-06-25'] |
10,788 | ['eng'] | ['Fendley, P R'] | ['Excited-state energies and supersymmetric indices'] | ['Particle Physics - Theory'] | ['dimension, 2', 'supersymmetry', 'soliton', 'energy levels', 'integrability', 'Bethe ansatz', 'sine-Gordon model', 'excited state', 'Witten index', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706161'] | ['We study multi-soliton states in two-dimensional N=2 supersymmetric theories. We calculate their energy exactly as a function of mass and volume in the simplest integrable N=2 theory, the sine-Gordon model at a particular coupling. These energies are related to the expectation value $I= tr [\\exp(in\\pi F) for n an o... | ['1997-06-25'] |
10,789 | ['eng'] | ['Cattaneo, A S', 'Cotta-Ramusino, P', 'Rinaldi, M'] | ['BRST Symmetries for the Tangent Gauge Group'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'gauge field theory, BF', 'fibre bundle', 'transformation, Becchi-Rouet-Stora', 'differential forms', 'field theory, topological'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706160'] | ['For any principal bundle $P$, one can consider the subspace of the space of connections on its tangent bundle $TP$ given by the tangent bundle $T{\\cal A}$ of the space of connections ${\\cal A}$ on $P$. The tangent gauge group acts freely on $T{\\cal A}$. Appropriate BRST operators are introduced for quantum field t... | ['1997-06-24'] |
10,790 | ['eng'] | ['Li, K', 'Naón, C M'] | ['Equivalent bosonic theory for the massive Thirring model with non-local interaction'] | ['Particle Physics - Theory'] | ['Thirring model, massive', 'field theory, nonlocal', 'dimension, 2', 'path integral', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706159'] | ["We study, through path-integral methods, an extension of the massive Thirring model in which the interaction between currents is non-local. By examining the mass-expansion of the partition function we show that this non-local massive Thirring model is equivalent to a certain non-local extension of the sine-Gordon the... | ['1997-06-24'] |
10,791 | ['eng'] | ['Aldazabal, G', 'Font, A', 'Ibáñez, L E', 'Uranga, A M', 'Violero, G'] | ['Non-Perturbative Heterotic D=6,4, N=1 Orbifold Vacua'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification, orbifold', 'dimension, 6', 'invariance, modular', 'vacuum state, nonperturbative', 'invariance, modular', 'symmetry breaking', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706158'] | ['We consider D=6, N=1, $Z_M$ orbifold compactifications of heterotic strings in which the usual modular invariance constraints are violated. It is argued that in the presence of non-perturbative effects many of these vacua are nevertheless consistent. The perturbative massless sector can be computed explicitly from th... | ['1997-06-24'] |
10,792 | ['eng'] | ['Amati, Daniele'] | ['A string piloted understanding of black hole loss of quantum coherence'] | ['Particle Physics - Theory'] | ['talk, Turin 1997/06/09', 'black hole', 'membrane model', 'decoherence', 'S-matrix', 'string model', 'information theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706157'] | ['On the basis of recently discovered connections between D-branes and black holes I will show the emergence of a consistent solution of the information puzzle. The bottom line will be that a well-defined quantum state does not give rise to a black hole even if the apparent distribution of energy, momenta, charges, etc... | ['1997-06-24'] |
10,793 | ['eng'] | ['Floratos, Emmanuel G', 'Leontaris, George K'] | ['Uncertainty relation and non-dispersive states in Finite Quantum Mechanics'] | ['Particle Physics - Theory'] | ['quantum mechanics, finite', 'uncertainty relations', 'phase space, Hilbert space', 'energy levels', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706156'] | ["In this letter, we provide evidence for a classical sector of states in the Hilbert space of Finite Quantum Mechanics (FQM) with a corresponding violation of the uncertainty relation. The classical regime, contrary to standard Quantum Mechanical Systems of particles and fields, but also of strings and branes appears ... | ['1997-06-24'] |
10,794 | ['eng'] | ['Johnson, C V'] | ['From M-theory to F-theory, with Branes'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'field theory, M-theory', 'field theory, F-theory', 'membrane model, D-brane', 'membrane model, p-brane', 'duality', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706155'] | ['A duality relationship between certain brane configurations in type IIA and type IIB string theory is explored by exploiting the geometrical origins of each theory in M-theory. The configurations are dual ways of realising the non-perturbative dynamics of a four dimensional N=2 supersymmetric SU(2) gauge theory with ... | ['1997-06-24'] |
10,795 | ['eng'] | ['Ohta, N', 'Zhou Jian Ge'] | ['Towards the Classification of Non-Marginal Bound States of M-branes and Their Construction Rules'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'field equations, solution', 'bound state', 'dimension, 11', 'dimensional reduction', 'dimension, 10', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706153'] | ['We present a systematic analysis of possible bound states of M-brane solutions (including waves and monopoles) by using the solution generating technique of reduction of M-brane to 10 dimensions, use of T-duality and then lifting back to 11 dimensions. We summarize a list of bound states for one- and two-charge cases... | ['1997-06-24'] |
10,796 | ['eng'] | ['Deriglazov, A A', 'Galajinsky, A V'] | ['Eleven dimensional superstring'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'dimension, 11', 'dimension, 10', 'invariance, Poincare', 'Hamiltonian formalism', 'Wess-Zumino term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706152'] | ['We suggest a D=11 super Poincaré invariant action for the closed superstring which has free dynamics in the physical variables sector. The variables turn out to be $x^i$, $\\theta_a$, $\\bar\\theta_{\\dot a}$, in close analogy to the D=10 Green-Schwarz superstring. Instead of the standard approach based on the search... | ['1997-06-24'] |
10,797 | ['eng'] | ['Mathur, S D'] | ['Emission rates, the Correspondence Principle and the Information Paradox'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'spontaneous compactification', 'moduli space', 'membrane model', 'soliton', 'phase space', 'entropy', 'black hole', 'quantization', 'mass spectrum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706151'] | ["When we vary the moduli of a compactification it may become entropically favourable at some point for a state of branes and strings to rearrange itself into a new configuration. We observe that for the elementary string with two large charges such a rearrangement happens at the `correspondence point' where the string... | ['1997-06-24'] |
10,798 | ['eng'] | ['Glazek, S D'] | ['Renormalization of Hamiltonians'] | ['Particle Physics - Theory'] | ['talk, Les Houches', 'matrix model', 'asymptotic freedom', 'bound state, energy', 'renormalization group', 'effective Hamiltonian', 'Fock space', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706149'] | ['A matrix model of an asymptotically free theory with a bound state is solved using a perturbative similarity renormalization group for hamiltonians. An effective hamiltonian with a small width, calculated including the first three terms in the perturbative expansion, is projected on a small set of effective basis sta... | ['1997-06-24'] |
10,799 | ['eng'] | ['Nishino, H'] | ['N = 2 chiral supergravity in (10 + 2) dimensions as consistent background for super (2 + 2)-brane'] | ['Particle Physics - Theory'] | ['membrane model', 'supergravity, chiral', 'supersymmetry, superspace', 'dimension, 12', 'background field', 'dimensional reduction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706148'] | ['We present a theory of N=2 chiral supergravity in (10+2)-dimensions. This formulation is similar to N=1 supergravity presented recently using null-vectors in 12D. In order to see the consistency of this theory, we perform a simple dimensional reduction to ten-dimensions, reproducing the type IIB chiral supergravity. ... | ['1997-06-23'] |
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