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 |
|---|---|---|---|---|---|---|---|---|
6,900 | ['eng'] | ['Srivastava, P P'] | ['Light-front Quantized Field Theory'] | ['Particle Physics - Theory'] | ['talk, Rio de Janeiro 1998/07/27', 'field theory, scalar', 'quantization, light front', 'constraint', 'Hamiltonian formalism', 'quantum electrodynamics', 'dimension, 2', 'bosonization', 'lattice field theory, continuum limit', 'symmetry, spontaneously broken', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901024'] | ['A review is made on some recent studies which support the point of view that the relativistic field theory quantized on the light-front (LF) is more transparent compared to the conventional equal-time one. The discussion may be of relevance in the context of the quantization of gravitation theory. The LF quantization... | ['1999-01-08'] |
6,901 | ['eng'] | ['Graham, N', 'Jaffe, R L'] | ['Fermionic One-Loop Corrections to Soliton Energies in 1+1 Dimensions'] | ['Particle Physics - Theory'] | ['fermion, Majorana', 'background field, scalar', 'dimension, 2', 'soliton, energy', 'bound state', 'partial wave', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901023'] | ["We demonstrate an unambiguous and robust method for computing fermionic corrections to the energies of classical background field configurations. We consider the particular case of a sequence of background field configurations that interpolates continuously between the trivial vacuum and a widely separated soliton/an... | ['1999-01-07'] |
6,902 | ['eng'] | ['Gepner, D'] | ['On New Conformal Field Theories with Affine Fusion Rules'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, rational', 'central charge', 'algebra, affine', 'model, minimal', 'algebra, W(N)', 'fermion, parastatistics', 'algebra, fusion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901022'] | ['Some time ago, conformal data with affine fusion rules were found. Our purpose here is to realize some of these conformal data, using systems of free bosons and parafermions. The so constructed theories have an extended $W$ algebras which are close analogues of affine algebras. Exact character formulae is given, and ... | ['1999-01-07'] |
6,903 | ['eng'] | ['Graham, C R', 'Witten, Edward'] | ['Conformal Anomaly Of Submanifold Observables In AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'string model', 'field theory, conformal', 'differential geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901021'] | ['We analyze the conformal invariance of submanifold observables associated with $k$-branes in the AdS/CFT correspondence. For odd $k$, the resulting observables are conformally invariant, and for even $k$, they transform with a conformal anomaly that is given by a local expression which we analyze in detail for $k=2$'... | ['1999-01-07'] |
6,904 | ['eng'] | ['Förger, K', 'Stieberger, S'] | ['Higher Derivative Couplings and Heterotic-Type I Duality in Eight Dimensions'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'supersymmetry', 'dimension, 8', 'duality', 'effective action', 'spontaneous compactification, torus', 'perturbation theory, higher-order', 'symmetry breaking, Wilson loop', 'operator, vertex'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901020'] | ['We calculate F^4 and R^4T^(4g-4) couplings in d=8 heterotic and type I string vacua (with gauge and graviphoton field strengths F,T, and Riemann curvature R). The holomorphic piece F_g of the heterotic one-loop coupling R^4T^(4g-4) is given by a polylogarithm of index 5-4g and encodes the counting of genus g curves w... | ['1999-01-06'] |
6,905 | ['eng'] | ['Hahn, S C', 'Guralnik, G S'] | ['New Numerical Methods for Iterative or Perturbative Solution of Quantum Field Theory'] | ['Particle Physics - Theory'] | ['talk, Paris 1998/06/01', 'perturbation theory', 'path integral', 'propagator', 'differential equations, solution', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901019'] | ["A new computational idea for continuum quantum field theories is outlined. This approach is based on the lattice source Galerkin methods developed by Garcia, Guralnik and Lawson. The method has many promising features including treating fermions on a relatively symmetric footing with bosons. As a spinoff of the techn... | ['1999-01-06'] |
6,906 | ['eng'] | ['Klebanov, Igor R'] | ['From Threebranes to Large N Gauge Theories'] | ['Particle Physics - Theory'] | ['talk, Fort Lauderdale 1998/12/17', 'membrane model, p-brane', 'p-brane, 3', 'gauge field theory, SU(N)', 'supersymmetry', 'expansion 1/N', 'field theory, conformal', 'space-time, de Sitter', 'correlation function', 'asymptotic freedom', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901018'] | ['This is a brief introductory review of the AdS/CFT correspondence and of the ideas that led to its formulation. Emphasis is placed on dualities between conformal large $N$ gauge theories in 4 dimensions and string backgrounds of the form $AdS_5\\times X_5$. Attempts to generalize this correspondence to asymptotically... | ['1999-01-06'] |
6,907 | ['eng'] | ['Lukas, A', 'Ovrut, B A', 'Waldram, D'] | ['Five-Branes and Supersymmetry Breaking in M-Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'membrane model, p-brane', 'p-brane, 5', 'supersymmetry, symmetry breaking', 'gaugino, condensation', 'effective action', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901017'] | ['Supersymmetry breaking via gaugino condensation is studied in vacua of heterotic M-theory with five-branes. We show that supersymmetry is still broken by a global mechanism and that the non-perturbative superpotential takes the standard form. When expressed in terms of low energy fields, a modification arises due to ... | ['1999-01-06'] |
6,908 | ['eng'] | ['Peeters, K', 'Waldron, A K'] | ['Spinors on manifolds with boundary'] | ['Particle Physics - Theory'] | ['space-time', 'boundary condition', 'spinor', 'torsion', 'index theorem', 'path integral', 'perturbation theory, higher-order', 'gauge field theory, Yang-Mills', 'Chern-Simons term', 'regularization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901016'] | ['Index theorems for the Dirac operator allow one to study spinors on manifolds with boundary and torsion. We analyse the modifications of the boundary Chern-Simons correction and APS eta invariant in the presence of torsion. The bulk contribution must also be modified and is computed using a supersymmetric quantum mec... | ['1999-01-06'] |
6,909 | ['eng'] | ['Jäkel, C'] | ['Algebraic properties for thermal quantum field theories'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'finite temperature', 'algebra', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901015'] | ['We establish the Schlieder and the Borchers property for thermal field theories. In addition, we provide some information on the commutation and localization properties of projection operators.'] | ['1999-01-06'] |
6,910 | ['eng'] | ['Bergman, O', 'Gaberdiel, M R'] | ['Non-BPS States in Heterotic - Type IIA Duality'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'duality', 'membrane model', 'orbifold', 'stability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901014'] | ['The relation between some perturbative non-BPS states of the heterotic theory on T^4 and non-BPS Dirichlet branes of the orbifold limit of type IIA on K3 is exhibited. The relevant states include a non-BPS D-string and a non-BPS D-particle which can be obtained as boundary states in the type IIA orbifold. The domain ... | ['1999-01-06'] |
6,911 | ['eng'] | ['Zakir, Z'] | ['The Theory of Stochastic Space-Time; 2, Quantum Theory of Relativity'] | ['Particle Physics - Theory'] | ['space-time, stochastic', 'Hamiltonian formalism, transformation', 'perturbation theory', 'relativity theory', 'quantization', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901013'] | ["On the basis of the principle of relativity of observations and the invariance of the action quantum derived the Nelson's stochastic mechanics and quantum mechanics. It is shown that the canonical group and Hamiltonian dynamics represented the transformations of nonperturbing devices and the unitary group of quantum ... | ['1999-01-05'] |
6,912 | ['eng'] | ['Horowitz, Gary T', 'Itzhaki, N'] | ['Black Holes, Shock Waves, and Causality in the AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'field theory, conformal', 'black hole', 'tensor, energy-momentum', 'light cone gauge', 'phase space', 'field equations, solution', 'gauge field theory, Yang-Mills', 'supersymmetry', 'gravitation, shock waves', 'causality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901012'] | ["We find the expectation value of the energy-momentum tensor in the CFT corresponding to a moving black hole in AdS. Boosting the black hole to the speed of light, keeping the total energy fixed, yields a gravitational shock wave in AdS. The analogous procedure on the field theory side leads to ``light cone'' states, ... | ['1999-01-05'] |
6,913 | ['eng'] | ['Milton, K A'] | ['The Casimir Effect'] | ['Particle Physics - Theory'] | ['lectures, Seoul 1998/06/29', 'effect, Casimir', 'forces, van der Waals', 'field theory, scalar', 'fermion, field theory', 'electromagnetic field', 'regularization, dimensional', 'two-point function', 'finite temperature', 'dielectric', 'sonoluminescence', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901011'] | ["Zero-point fluctuations in quantum fields give rise to observable forces between material bodies, the so-called Casimir forces. In these lectures I present the theory of the Casimir effect, primarily formulated in terms of Green's functions. There is an intimate relation between the Casimir effect and van der Waals f... | ['1999-01-05'] |
6,914 | ['eng'] | ['Klauder, J R'] | ['Universal Procedure for Enforcing Quantum Constraints'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'Hilbert space', 'operator, algebra', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901010'] | ['An abstract formulation of quantum dynamics in the presence of a general set of quantum constraints is developed. Our constructive procedure is such that the relevant projection operator onto the physical Hilbert space is obtained with a single, common integration procedure over the original Lagrange multiplier varia... | ['1999-01-05'] |
6,915 | ['eng'] | ['Donagi, R Y', 'Lukas, A', 'Ovrut, B A', 'Waldram, D'] | ['Holomorphic Vector Bundles and Non-Perturbative Vacua in M-Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'vacuum state', 'nonperturbative', 'fibre bundle', 'analytic properties', 'duality', 'geometry, algebra', 'topology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901009'] | ['We review the spectral cover formalism for constructing both U(n) and SU(n) holomorphic vector bundles on elliptically fibered Calabi-Yau three-folds which admit a section. We discuss the allowed bases of these three-folds and show that physical constraints eliminate Enriques surfaces from consideration. Relevant pro... | ['1999-01-05'] |
6,916 | ['eng'] | ['Kim, N'] | ['Orientifolds of Matrix theory and Noncommutative Geometry'] | ['Particle Physics - Theory'] | ['matrix model', 'orientifold', 'spontaneous compactification, torus', 'gauge field theory, Yang-Mills', 'geometry, noncommutative', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901008'] | ["We study explicit solutions for orientifolds of Matrix theory compactified on noncommutative torus. As quotients of torus, cylinder, Klein bottle and Connes, Douglas and Schwarz's projective module solution, and investigate twisted gauge bundle on quotient spaces as well. They are Yang-Mills theory on noncommutative ... | ['1999-01-05'] |
6,917 | ['eng'] | ['Fernández, V', 'Li, K', 'Naón, C M'] | ['Bosonic description of a Tomonaga-Luttinger model with impurities'] | ['Particle Physics - Theory'] | ['Tomonaga-Luttinger model', 'dimension, 2', 'Thirring model, massive', 'sine-Gordon model', 'charge, density', 'charge, oscillation', 'partition function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901007'] | ["We extend a recently proposed non-local version of Coleman's equivalence between the Thirring and sine-Gordon models to the case in which the original fermion fields interact with fixed impurities. We explain how our results can be used in the context of one-dimensional strongly correlated systems (the so called Tomo... | ['1999-01-05'] |
6,918 | ['eng'] | ['Edelstein, J D', 'Mas, J'] | ['Strong coupling expansion and Seiberg-Witten-Whitham equations'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'gauge field theory, SU(N)', 'supersymmetry', 'expansion, strong coupling', 'Seiberg-Witten model', 'moduli space, singularity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901006'] | ['We study the Seiberg-Witten-Whitham equations in the strong coupling regime of the N=2 super Yang-Mills theory in the vicinity of the maximal singularities. In the case of SU(2) the Seiberg-Witten-Whitham equations fix completely the strong coupling expansion. For higher rank SU(N) they provide a set of non-trivial c... | ['1999-01-05'] |
6,919 | ['eng'] | ['Blumenhagen, R'] | ['Issues of Heterotic (0,2) Compactifications'] | ['Particle Physics - Theory'] | ['talk, Buckow 1998/09/01', 'spontaneous compactification, heterotic', 'field theory, conformal', 'supersymmetry', 'sigma model, linear', 'Gepner model', 'duality', 'moduli space', 'symmetry, mirror'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901005'] | ['A brief review of some aspects of heterotic (0,2) compactifications in the framework of exactly solvable superconformal field theories and gauged linear sigma models is presented.'] | ['1999-01-05'] |
6,920 | ['eng'] | ['Das, S R'] | ['Brane Waves, Yang-Mills theories and Causality'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'space-time, anti-de Sitter', 'gauge field theory, Yang-Mills', 'causality', 'effective action', 'supergravity', 'derivative, high', 'propagator', 'Born-Infeld model', 'Wess-Zumino term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901004'] | ['We provide evidence for the validity of AdS/CFT correspondence in the Coulomb branch by comparing the Yang-Mills effective action with the potential between waves on two separated test 3-branes in the presence of a large number of other 3-branes. For constant gauge fields excited on the branes, this requires that the... | ['1999-01-05'] |
6,921 | ['eng'] | ['Ivanov, E', 'Krivonos, S'] | ['N=1 D=4 supermembrane in the coset approach'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'supersymmetry, symmetry breaking', 'supersymmetry, representation', 'nonlinear', 'supersymmetry, superfield', 'field theory, action', 'Born-Infeld model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901003'] | ['$N=1 D=4$ supermembrane (in a flat background) and super D2-brane dual to it are described within the nonlinear realizations approach as theories of the partial supersymmetry breaking $N=1 D=4 \\to N=1 d=3$. We construct the relevant invariant off-shell Goldstone superfield actions and demonstrate them to be dual to ... | ['1999-01-05'] |
6,922 | ['eng'] | ['Cvetic, M', 'Lü, H', 'Pope, C N', 'Tran, T A'] | ['Exact Absorption Probability in the Extremal Six-Dimensional Dyonic String Background'] | ['Particle Physics - Theory'] | ['string model', 'background field, dyon', 'dimension, 6', 'field equations, solution', 'absorption'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901002'] | ["We show that the minimally coupled massless scalar wave equation in the background of an six-dimensional extremal dyonic string (or D1-D5 brane intersection) is exactly solvable, in terms of Mathieu functions. Using this fact, we calculate absorption probabilities for these scalar waves, and present the explicit resu... | ['1999-01-05'] |
6,923 | ['eng'] | ['Imamura, Y'] | ['String Junctions and their Duals in Heterotic String Theory'] | ['Particle Physics - Theory'] | ['string, heterotic', 'spontaneous compactification, torus', 'spontaneous compactification, sphere', 'phase space', 'string, interaction', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9901001'] | ['We give the correspondence between spectra of heterotic string theory compactified on T^2 and string junctions in type IIB theory compactified on S^2, explicitly.'] | ['1999-01-04'] |
6,924 | ['eng'] | ['Zakir, Z'] | ['Theory of Stochastic Space-Time; 1, Gravitation as Quantum Diffusion'] | ['Particle Physics - Theory'] | ['space-time, stochastic', 'diffusion', 'gravitation, induced', 'mechanics, stochastic', 'tensor, energy-momentum', 'quantum gravity', 'renormalization', 'quantization, fluctuation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812254'] | ["Is is shown that a nonhomogeneous diffusion in flat space with a tensor of diffusion can be described as a homogeneous diffusion in a Riemannian manyfold with this tensor of diffusion as a metric tensor. The curvature and the gravitation are represented as manifestations of structure of stochastic space-time, i.e. as... | ['1999-01-01'] |
6,925 | ['eng'] | ['Perevalov, E V'] | ['On the Hypermultiplet Moduli Space of Heterotic Compactifications with Small Instantons'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification, torus', 'field theory, Kaehler', 'coset space', 'vacuum state', 'moduli space', 'instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812253'] | ['We propose a method of computing the \\alpha\' corrections to the moduli space of hypermultiplets of N=2 four-dimensional vacua resulting from compactifications of heterotic strings on K3 X T^2. The method is based on relating the hypermultiplet moduli space of the original model to the vector multiplet moduli space ... | ['1999-01-01'] |
6,926 | ['eng'] | ['Evans, J M', 'Gaberdiel, M R', 'Perry, M J'] | ['The No-ghost Theorem and Strings on $AdS_3$'] | ['Particle Physics - Theory'] | ['talk, Trieste 1998/04/01', 'string model', 'group theory, geometrical', 'space-time, anti-de Sitter', 'Wess-Zumino-Witten model', 'ghost'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812252'] | ['A brief review of string theory on group manifolds is given, and comparisons are then drawn between Minkowski space, SU(2), and SU(1,1) = AdS_3. The proof of the no-ghost theorem is outlined, assuming a certain restriction on the representation content for bosonic and fermionic strings on SU(1,1). Some possible conne... | ['1999-01-01'] |
6,927 | ['eng'] | ['Schrör, B', 'Wiesbrock, H W'] | ['Modular Constructions of Quantum Field Theories with Interactions'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'nonperturbative', 'operator, algebra', 'algebra, von Neumann', 'S-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812251'] | ["We extend the previously introduced constructive modular method to nonperturbative QFT. In particular the relevance of the concept of ``quantum localization'' (via intersection of algebras) versus classical locality (via support properties of test functions) is explained in detail, the wedge algebras are constructed ... | ['1999-01-01'] |
6,928 | ['eng'] | ['Gorsky, A S'] | ['Integrability of the RG flows and the bulk/boundary correspondence'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'renormalization group, transformation', 'space-time, anti-de Sitter', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 3', 'instanton', 'integrability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812250'] | ['We suggest that RG flows in the N=2 SUSY YM theories are governed by the pair of the integrable systems. The main dynamical ingredient amounts from the interaction of the small size instantons with the regulator degrees of freedom. The relation with the bulk/boundary correspondence is discussed.'] | ['1999-01-01'] |
6,929 | ['eng'] | ['Zupnik, B M'] | ['Constrained superpotentials in harmonic gauge theories with 8 supercharges'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry, superspace', 'superspace, harmonic', 'potential, constraint', 'effective action', 'any-dimensional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812249'] | ['We consider $D$-dimensional supersymmetric gauge theories with 8 supercharges $(D\\leq 6, {\\cal N}=8)$ in the framework of harmonic superspaces. The effective abelian low-energy action for D=5 contains the free and Chern-Simons terms. Effective ${\\cal N}=8$ superfield actions for $D\\leq 4$ can be written in terms ... | ['1999-01-01'] |
6,930 | ['eng'] | ['Bazhanov, V V', 'Lukyanov, S', 'Zamolodchikov, A B'] | ['Spectral determinants for Schrödinger equation and Q-operators of Conformal Field Theory'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'Schroedinger equation', 'operator, determinant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812247'] | ['Relation between the vacuum eigenvalues of CFT Q-operators and spectral determinants of one-dimensional Schroedinger operator with homogeneous potential, recently conjectured by Dorey and Tateo for special value of Virasoro vacuum parameter p, is proven to hold, with suitable modification of the Schroedinger operator... | ['1999-01-01'] |
6,931 | ['eng'] | ['Zakir, Z'] | ['The Negative Energy of Gravitation as Stabilizational Factor in Field Theory and Cosmology'] | ['Particle Physics - Theory'] | ['gravitation', 'tensor, energy-momentum', 'astrophysics, fundamental constant', 'black hole', 'supersymmetry', 'quantum gravity', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812246'] | ["The left hand side of Einstein's equations G=-T is defined as the tensor of energy-momentum of gravitational field. Here the energy of gravitation is negative, the full energy of the system matter+gravitation is equal to zero and appeared a new process - the annihilation of matter and gravitation. As result, the cosm... | ['1998-12-31'] |
6,932 | ['eng'] | ['Gaete, P'] | ['Remarks on Gauge-Invariant Variables and Interaction Energy in QED'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'Chern-Simons term', 'electron, wave function', 'path integral', 'constraint', 'Gauss law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812245'] | ['The calculation of the interaction energy in pure QED and Maxwell-Chern-Simons gauge theory is re-examined by exploiting the path dependence of the gauge-invariant variables formalism. In particular, we consider a spacelike straight line which leads to the Poincaré gauge. Subtleties related to the problem of exhibiti... | ['1998-12-31'] |
6,933 | ['eng'] | ['Lechtenfeld, O', 'Zupnik, B M'] | ['Manifestly invariant actions for harmonic self-dual gauge theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2) x SU(2)', 'duality', 'field equations, solution', 'field equations, harmonic', 'symmetry, SU(2)/U(1)', 'twistor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812244'] | ['We discuss alternative descriptions of four-dimensional self-dual Yang-Mills fields in harmonic space with additional commuting spinor coordinates. In particular, the linear analyticity equation and nonlinear covariant harmonic-field equations are studied. A covariant harmonic field can be treated as an infinite set ... | ['1998-12-31'] |
6,934 | ['eng'] | ['Mitter, P K', 'Scoppola, B'] | ['Renormalization group approach to interacting polymerised manifolds'] | ['Particle Physics - Theory'] | ['renormalization group, transformation', 'polymer', 'infrared problem', 'fixed point', 'model, random', 'any-dimensional', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812243'] | ["We propose to study the infrared behaviour of polymerised (or tethered) random manifolds of dimension D interacting via an exclusion condition with a fixed impurity in d-dimensional Euclidean space in which the manifold is embedded. We prove rigorously, via methods of Wilson's renormalization group, the convergence t... | ['1998-12-31'] |
6,935 | ['eng'] | ['Prokushkin, S F', 'Vasilev, M A'] | ['3D Higher-Spin Gauge Theories with Matter'] | ['Particle Physics - Theory'] | ['talk, Dubna 1997/07/22', 'talk, Buckow 1997/09/02', 'gauge field theory', 'spin, high', 'dimension, 3', 'coupling, matter', 'supersymmetry, multiplet', 'integrability', 'Nicolai map', 'space-time, anti-de Sitter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812242'] | ['This paper is a letter-type version of hep-th/9806236. We discuss properties of non-linear equations of motion which describe higher-spin gauge interactions for massive spin-0 and spin-1/2 matter fields in 2+1 dimensional anti-de Sitter space. The model is shown to have N=2 supersymmetry and to describe higher-spin i... | ['1998-12-31'] |
6,936 | ['eng'] | ['Saçlioglu, C'] | ['Monopole Condensates in Seiberg-Witten Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'Seiberg-Witten model', 'Riemann surfaces, higher-order', 'field equations, monopole', 'monopole, condensation', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812241'] | ['A product of two Riemann surfaces of genuses p_1 and p_2 solves the Seiberg-Witten monopole equations for a constant Weyl spinor that represents a monopole condensate. Self-dual electromagnetic fields require p_1=p_2=p and provide a solution of the euclidean Einstein-Maxwell-Dirac equations with p-1 magnetic vortices... | ['1998-12-31'] |
6,937 | ['eng'] | ['Taylor, W', 'Van Raamsdonk, M'] | ['Supergravity currents and linearized interactions for Matrix Theory configurations with fermionic backgrounds'] | ['Particle Physics - Theory'] | ['supergravity, current', 'matrix model', 'fermion, background field', 'membrane model', 'tensor, energy-momentum', 'effective potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812239'] | ['The leading terms in the long-range interaction potential between an arbitrary pair of matrix theory objects are calculated at one-loop order. This result generalizes previous calculations by including arbitrary fermionic background field configurations. The interaction potential at orders 1/r^7 and 1/r^8 is shown to... | ['1998-12-29'] |
6,938 | ['eng'] | ['Koshelev, A S', 'Rytchkov, O A'] | ['Note on the Massive Rarita-Schwinger Field in the AdS/CFT correspondence'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'field theory, conformal', 'Rarita-Schwinger equation, massive', 'two-point function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812238'] | ['We consider a massive Rarita-Schwinger field on the Anti-de Sitter space and solve the corresponding equations of motion. We show that appropriate boundary terms calculated on-shell give two-point correlation functions for spin-3/2 fields of the conformal field theory on the boundary. The relation between Rarita-Schw... | ['1998-12-29'] |
6,939 | ['eng'] | ['Aharony, O', 'Banks, T'] | ['Note on the Quantum Mechanics of M Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'Hamiltonian formalism', 'operator, algebra', 'quantum mechanics', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812237'] | ["We observe that the existence of black holes limits the extent to which M Theory (or indeed any quantum theory of gravity) can be described by conventional quantum mechanics. Although there is no contradiction with the fundamental properties of quantum mechanics, one can prove that expectation values of Heisenberg op... | ['1998-12-29'] |
6,940 | ['eng'] | ['Sitenko, Yu A', 'Babansky, A Y'] | ['Effects of Boson-Vacuum Polarization by a Singular Magnetic Vortex'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'vortex, singularity', 'boson, vacuum polarization', 'magnetic field, external field', 'regularization, zeta function', 'effective action', 'energy, density', 'analytic properties', 'current'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812236'] | ['In a space of arbitrary dimensions, the effect of an external magnetic field on the vacuum of a quantized charged scalar field is studied for the field configuration in the form of a singular vortex. The zeta-function technique is used to regularize ultraviolet divergences. The expression for the effective action is ... | ['1998-12-29'] |
6,941 | ['eng'] | ['Song, D D', 'Szabo, R J'] | ['Spectral Geometry of Heterotic Compactifications'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification', 'geometry, noncommutative', 'operator, algebra', 'operator, vertex', 'gauge field theory, nonabelian', 'torus, any-dimensional', 'space-time', 'operator, Dirac'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812235'] | ['The structure of heterotic string target space compactifications is studied using the formalism of the noncommutative geometry associated with lattice vertex operator algebras. The spectral triples of the noncommutative spacetimes are constructed and used to show that the intrinsic gauge field degrees of freedom disa... | ['1998-12-29'] |
6,942 | ['eng'] | ['Woon, S C'] | ['Introduction to Pseudo-Group'] | ['Particle Physics - Theory'] | ['group theory, representation', 'derivative, fractional', 'group theory, deformation', 'symmetry breaking'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812234'] | ['This paper introduces the idea of pseudo-group. Applications of pseudo-groups in Group Theory and Symmetry Breaking in Particle Physics and Cosmology are considered.'] | ['1998-12-29'] |
6,943 | ['eng'] | ['Vilkovisky, G A'] | ['Vacuum amplification of the high-frequency electromagnetic radiation'] | ['Particle Physics - Theory'] | ['radiation, electromagnetic', 'vacuum state', 'back reaction', 'radiation, moment', 'particle, production', 'tensor, energy-momentum', 'gravitation', 'effective action', 'form factor, nonlocal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812233'] | ['When an electrically charged source is capable of both emitting the electromagnetic waves and creating charged particles from the vacuum, its radiation gets so much amplified that only the backreaction of the vacuum makes it finite. The released energy and charge are calculated in the high-frequency approximation. Th... | ['1998-12-29'] |
6,944 | ['eng'] | ['Kar, S'] | ['Path-Integral Formulation of Dirichlet String in General Backgrounds'] | ['Particle Physics - Theory'] | ['string model', 'path integral', 'space-time', 'Born-Infeld model', 'quantization', 'Wess-Zumino term', 'boundary condition', 'bound state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812230'] | ['We investigate the dynamics of an arbitrary Dirichlet (D-) string in presence of general curved backgrounds following a path-integral formalism. In particular, we consider the interaction of D-string with the massless excitations of closed string in an open bosonic string theory. The background fields induce invarian... | ['1998-12-25'] |
6,945 | ['eng'] | ['Sato, H T', 'Schmidt, M G'] | ['World-line approach to the Bern-Kosower formalism in two-loop Yang-Mills theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'effective action', 'gluon, scattering amplitude', 'background field', 'Feynman graph', 'higher-order, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812229'] | ['Based on the world-line formalism with a sewing method, we derive the Yang-Mills effective action in a form useful to generate the Bern-Kosower-type master formulae for gluon scattering amplitudes at the two-loop level. It is shown that four-gluon ($\\Phi^4$ type sewing) contributions can be encapsulated in the actio... | ['1998-12-25'] |
6,946 | ['eng'] | ['Zhukovskii, V C', 'Khudyakov, V V', 'Mamsurov, I V'] | ['Radiative Effects in Gauge Models with Homogeneous Condensate and Curved Space-Time'] | ['Particle Physics - Theory'] | ['talk, Barcelona 1998/09/08', 'effective action', 'gauge field theory, SU(2)', 'dimension, 3', 'dimension, 4', 'space-time', 'condensation', 'photon, polarization', 'energy', 'finite temperature', 'gauge field theory, SU(2) x U(1)', 'tachyon'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812228'] | ['Different models with nonabelian homogeneous condensate fields are considered in the one-loop approximation. Effective action in a model of gluodynamics in curved space is calculated. Free energy and its minimum in a (2+1)-dimensional model of QCD are investigated. Photon polarization operator (PO) is obtained.'] | ['1998-12-25'] |
6,947 | ['eng'] | ['Ohtake, Y'] | ['String Junctions and the BPS Spectrum of N=2 SU(2) Theory with Massive Matters'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'spectra, BPS', 'matter, massive', 'string model', 'moduli space', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812227'] | ['We study the BPS spectrum of four dimensional N=2 SU(2) theory with massive fundamental matters using the D3-brane probe. Since the BPS states are realized by string webs subject to the BPS conditions, we determine explicitly the configurations of such webs. It is observed that there appear BPS string webs with multi... | ['1998-12-25'] |
6,948 | ['eng'] | ['García-Compéan, H'] | ['D-branes in Orbifold Singularities and Equivariant K-Theory'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, D-brane', 'membrane model, p-brane', 'supersymmetry', 'bound state', 'geometry, algebra', 'field theory, orbifold', 'instanton', 'any-dimensional', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812226'] | ['The study of brane-antibrane configurations in string theory leads to the understanding of supersymmetric D$p$-branes as the bound states of higher dimensional branes. Configurations of pairs brane-antibrane do admit in a natural way their description in terms of K-theory. We analyze configurations of brane-antibrane... | ['1998-12-24'] |
6,949 | ['eng'] | ['Eyras, E', 'Lozano, Y'] | ['Brane Actions and String Dualities'] | ['Particle Physics - Theory'] | ['talk, Corfu 1998/09/21', 'membrane model, p-brane', 'p-brane, 9', 'M-theory', 'effective action', 'supersymmetry, algebra', 'central charge', 'string model', 'sigma model, nonlinear', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812225'] | ['An effective action for the M9-brane is proposed. We study its relation with other branes via dualities. Among these, we find actions for branes which are not suggested by the central charges of the Type II superalgebras.'] | ['1998-12-24'] |
6,950 | ['eng'] | ['Bergshoeff, E A', 'Eyras, E', 'Halbersma, R', 'Hull, C M', 'Lozano, Y', 'Van der Schaar, J P'] | ['Spacetime-Filling Branes and Strings with Sixteen Supercharges'] | ['Particle Physics - Theory'] | ['membrane model', 'string model', 'supersymmetry, charge', 'duality', 'effective action', 'orbifold', 'orientifold', 'M-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812224'] | ["We discuss branes whose worldvolume dimension equals the target spacetime dimension, i.e. ``spacetime-filling branes''. In addition to the D9-branes, there are 9-branes in the NS-NS sectors of both the IIA and IIB strings. The worldvolume actions of these branes are constructed, via duality, from the known actions of... | ['1998-12-24'] |
6,951 | ['eng'] | ['Khanna, F C', 'Santana, A E', 'Neto, A M', 'Vianna, J D M', 'Kopf, T'] | ['Spinorial density matrix equation and gauge covariance'] | ['Particle Physics - Theory'] | ['space-time', 'finite temperature', 'group theory, Poincare', 'algebra, Lie', 'spin, density matrix', 'Boltzmann equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812222'] | ['In this work we apply the Lie group representation method introduced in the real time formalism for finite-temperature quantum-field theory, thermofield dynamics, to derive a spinorial density matrix equation. Symmetry properties of such equation are analysed, and as a basic result it is shown that one solution is th... | ['1998-12-24'] |
6,952 | ['eng'] | ['Claus, P'] | ['Near-Horizon Supergravity Superspace'] | ['Particle Physics - Theory'] | ['talk, Corfu 1998/09/21', 'supergravity', 'horizon', 'space-time, anti-de Sitter', 'space-time, sphere', 'superspace', 'superfluid', 'spinor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812220'] | ['We present a construction of the superspace of maximally supersymmetric adS_{p+2} x S^{d-p-2} near-horizon geometry based entirely on the supergravity constraints of which the bosonic space is a solution. Besides the geometric superfields, i.e. the vielbeine and the spinconnection, we also derive the isometries of th... | ['1998-12-24'] |
6,953 | ['eng'] | ['Chu, C S', 'Ho, P M'] | ['Noncommutative Open String and D-brane'] | ['Particle Physics - Theory'] | ['string model, open', 'membrane model, D-brane', 'quantization', 'background field', 'spontaneous compactification', 'differential geometry, noncommutative'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812219'] | ['In this paper we consider the quantization of open strings ending on D-branes with a background B field. We find that spacetime coordinates of the open string end-points become noncommutative, and correspondingly the D-brane worldvolume also becomes noncommutative. This provides a string theory derivation and general... | ['1998-12-24'] |
6,954 | ['eng'] | ['Awata, H', 'Hirano, S'] | ['$AdS_{7}/CFT_{6}$ Correspondence and Matrix Models of M5-Branes'] | ['Particle Physics - Theory'] | ['membrane model', 'matrix model', 'field theory, conformal', 'dimension, 6', 'space-time, anti-de Sitter', 'dimension, 7', 'expansion 1/N', 'quantization, light cone', 'discrete', 'two-point function', 'supersymmetry', 'bound state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812218'] | ["We study the large N limit of matrix models of M5-branes, or (2,0) six-dimensional superconformal field theories, by making use of the Bulk/Boundary correspondence. Our emphasis is on the relation between the near-horizon limit of branes and the light-like limit of M-theory. In particular we discuss a conformal symme... | ['1998-12-24'] |
6,955 | ['eng'] | ['Przeszowski, J A'] | ['Canonical Quantization for the Light-Front Weyl Gauge'] | ['Particle Physics - Theory'] | ['gauge field theory, abelian', 'quantization, light front', 'Weyl gauge', 'Gauss law', 'S-matrix', 'infrared problem', 'regularization', 'Feynman graph'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812217'] | ['The canonical quantization on a single light front is performed for the Abelian gauge fields with the Weyl gauge coupled with fermion field currents. The analysis is carried separately for 1+1 dimensions and for higher dimensions. The Gauss law, implemented weakly as the condition on states, selects physical subspace... | ['1998-12-24'] |
6,956 | ['eng'] | ['Yu, M', 'Zhang, B'] | ['Light-Cone Gauge Quantization of String Theories on $AdS_3$ Space'] | ['Particle Physics - Theory'] | ['string model', 'quantization, light cone', 'supersymmetry', 'space-time, anti-de Sitter', 'dimension, 3', 'dimension, 10', 'anomaly, conformal', 'orbifold', 'algebra, Virasoro'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812216'] | ['Light-cone gauge quantization procedures are given, for superstring theory on $AdS_3$ space charged with NS-NS background, both in NSR and GS formalism. The spacetime (super)conformal algebras are constructed in terms of the transversal physical degrees of freedom. The spacetime conformal anomaly agrees with that of ... | ['1998-12-24'] |
6,957 | ['eng'] | ['Myrzakulov, R'] | ['On Some $\\sigma$ Models with Potentials and the Klein-Gordon Type Equations'] | ['Particle Physics - Theory'] | ['sigma model', 'dimension, 2', 'Klein-Gordon equation', 'potential', 'soliton', 'magnet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812214'] | ['The gauge equivalent counterparts of the some (1+1)-, or (2+0)-dimensional sigma models with potentials are found. The gauge equivalence between the some soliton equations of spin-phonon systems and the Yajima-Oikawa and Ma equations are also established.'] | ['1998-12-24'] |
6,958 | ['eng'] | ['Dilkes, F A', 'McKeon, D G C', 'Schubert, C'] | ['A New Approach to Axial Vector Model Calculations, 2'] | ['Particle Physics - Theory'] | ['gauge field theory', 'fermion', 'heat kernel', 'current, vector', 'current, axial-vector', 'path integral', 'algebra, Dirac', 'anomaly, axial', 'effective action', 'coherent state', 'supersymmetry', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812213'] | ["We further develop the new approach, proposed in part I (hep-th/9807072), to computing the heat kernel associated with a Fermion coupled to vector and axial vector fields. We first use the path integral representation obtained for the heat kernel trace in a vector-axialvector background to derive a Bern-Kosower type ... | ['1998-12-24'] |
6,959 | ['eng'] | ['Chalmers, G', 'Rocek, Martin', 'Wiles, S'] | ['Degeneration of ALF $D_{n}$ Metrics'] | ['Particle Physics - Theory'] | ['space-time', 'Legendre transformation', 'constraint', 'symmetry, O(2)', 'symmetry, O(4)', 'mass, dependence', 'M-theory', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812212'] | ['Beginning from the Legendre transform construction of hyperkähler metrics, we analyze the ALF version of the D_n metrics. We determine the constraint equation obtained from extremizing the $w$ coordinate of the generating function F(z,\\bar{z},u,\\bar{u},w) and study its behavior as we send two of the mass parameters... | ['1998-12-23'] |
6,960 | ['eng'] | ['Dorey, P', 'Tateo, R'] | ['Anharmonic oscillators, the thermodynamic Bethe ansatz, and nonlinear integral equations'] | ['Particle Physics - Theory'] | ['oscillator, determinant', 'thermodynamics, Bethe ansatz', 'field theory, conformal', 'sine-Gordon model', 'energy levels', 'potential', 'integral equations, solution', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812211'] | ['The spectral determinant $D(E)$ of the quartic oscillator is known to satisfy a functional equation. This is mapped onto the $A_3$-related $Y$-system emerging in the treatment of a certain perturbed conformal field theory, allowing us to give an alternative integral expression for $D(E)$. Generalising this result, we... | ['1998-12-23'] |
6,961 | ['eng'] | ['Hull, C M'] | ['The Non-Perturbative SO(32) Heterotic String'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'symmetry, SO(32)', 'nonperturbative', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812210'] | ['The SO(32) heterotic string can be obtained from the type IIB string by gauging a discrete symmetry that acts as $(-1)^{F_L}$ on the perturbative string states and reverses the parity of the D-string. Consistency requires the presence of 32 NS 9-branes -- the S-duals of D9-branes -- which give SO(32) Chan-Paton facto... | ['1998-12-23'] |
6,962 | ['eng'] | ['De Wolfe, O', 'Hauer, T', 'Iqbal, A', 'Zwiebach, B'] | ['Uncovering Infinite Symmetries on [p,q] 7-branes'] | ['Particle Physics - Theory'] | ['membrane model', 'algebra, Kac-Moody', 'algebra, affine', 'loop space', 'spectra, BPS', 'monodromy', 'string model', 'spontaneous compactification'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812209'] | ['In a previous paper we explored how conjugacy classes of the modular group classify the symmetry algebras that arise on type IIB [p,q] 7-branes. The Kodaira list of finite Lie algebras completely fills the elliptic classes as well as some parabolic classes. Loop algebras of E_N fill additional parabolic classes, and ... | ['1998-12-23'] |
6,963 | ['eng'] | ['Bakeyev, T D'] | ['A simplified version of Higher Covariant Derivative regularization'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'regularization, Pauli-Villars', 'derivative, high'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812208'] | ['A simplified version of Higher Covariant Derivative regularization for Yang-Mills theory is constructed. This may make Higher Covariant Derivative method more attractive for practical calculations.'] | ['1998-12-23'] |
6,964 | ['eng'] | ['Jaegher, J D', 'Raeymaekers, J', 'Sevrin, A', 'Troost, W'] | ['Dilaton transformation under abelian and non-abelian T-duality in the path integral approach'] | ['Particle Physics - Theory'] | ['dilaton', 'duality, nonabelian', 'duality, abelian', 'path integral', 'regularization, Pauli-Villars', 'gauge fixing', 'isometry', 'sigma model', 'string model, boson'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812207'] | ['We present a convenient method for deriving the transformation of the dilaton under T-duality in the path-integral approach. Subtleties arising in performing the integral over the gauge fields are carefully analysed using Pauli-Villars regularization, thereby clarifying existing ambiguities in the literature. The for... | ['1998-12-23'] |
6,965 | ['eng'] | ['Birmingham, Daniel', 'Kennedy, C', 'Sen, S', 'Wilkins, A'] | ['Geometrical Finiteness, Holography, and the BTZ Black Hole'] | ['Particle Physics - Theory'] | ['black hole, Euclidean', 'black hole, BTZ', 'black hole, torus', 'black hole, mass', 'black hole, angular momentum', 'holography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812206'] | ['We show that the Euclidean BTZ black hole is a geometrically finite Kleinian manifold, with the topology of a solid torus. As a result of a theorem of Sullivan, the inequivalent hyperbolic structures of the black hole are parametrized by the Teichmuller parameters of its 2-torus boundary. These parameters may be inte... | ['1998-12-23'] |
6,966 | ['eng'] | ['Acharya, B S'] | ['M Theory, Joyce Orbifolds and Super Yang-Mills'] | ['Particle Physics - Theory'] | ['M-theory', 'gauge field theory, Yang-Mills', 'supersymmetry', 'orbifold', 'potential', 'membrane model, anomaly', 'singularity', 'spectra, massless', 'Theta parameter', 'coupling constant', 'instanton, BPS'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812205', 'http://pascal.intlpress.com/journals/ATMP/archive/'] | ['We geometrically engineer d=4 N=1 supersymmetric Yang-Mills theories by considering M theory on various Joyce orbifolds. We argue that the superpotential of these models is generated by fractional membrane instantons. The relation of this superpotential to membrane anomalies is also discussed.'] | ['1998-12-23'] |
6,967 | ['eng'] | ["'t Hooft, Gerardus"] | ['Topological Aspects of Quantum Chromodynamics (Erice lecture notes)'] | ['Particle Physics - Theory'] | ['talk, Erice 1998/09/17', 'quantum chromodynamics', 'color, magnetic monopole', 'charge, confinement', 'topology', 'gauge field theory, SU(2)', 'lepton, composite', 'gauge, abelian', 'gauge fixing', 'instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812204'] | ["Absolute confinement of its color charges is a natural property of gauge theories such as quantum chromodynamics. On the one hand, it can be attributed to the existence of color-magnetic monopoles, a topological feature of the theory, but one can also maintain that all non-Abelian gauge theories confine. It is illust... | ['1998-12-23'] |
6,968 | ['eng'] | ["'t Hooft, Gerardus"] | ['The glorious days of physics'] | ['Particle Physics - Theory'] | ['field theory, history', 'renormalization', 'gauge field theory, Yang-Mills', 'sigma model', 'symmetry, spontaneously broken', 'effect, Higgs', 'Feynman graph', 'anomaly', 'scaling', 'renormalization group', 'confinement', 'magnetic monopole', 'electroweak interaction', 'quantum chromodynamics', 'U(1) problem', 'bibli... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812203'] | ["This is an account of the author's recollections of the turbulent days preceeding the establishment of the Standard Model as an accurate description of all known elementary particles and forces."] | ['1998-12-23'] |
6,969 | ['eng'] | ['Dowker, John S'] | ['Effective actions on the squashed three-sphere'] | ['Particle Physics - Theory'] | ['effective action', 'field theory, scalar', 'spin, 1/2', 'massless', 'sphere, deformation', 'holography', 'dimension, 3', 'zeta function', 'high temperature expansion', 'analytic properties', 'determinant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812202'] | ["The effective actions of a scalar and massless spin-half field are determined as functions of the deformation of a symmetrically squashed three-sphere. The extreme oblate case is particularly examined as pertinant to a high temperature statistical mechanical interpretation that may be relevant for the holographic pri... | ['1998-12-23'] |
6,970 | ['eng'] | ['Rudolph, M'] | ['String Theory and Beyond'] | ['Particle Physics - Theory'] | ['talk, Leipzig 1998/12', 'string model', 'unified field theory', 'dimension, 10', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812201'] | ['This is the written version of a short talk given at the University of Leipzig in December 1998. It reviews some general aspects of string theory from the viewpoint of the search for an unifying theory. Here, special emphasis lies on the motivation to consider string theory not only as the leading candidate for the u... | ['1998-12-23'] |
6,971 | ['eng'] | ['Billó, M', 'Russo, R'] | ['Ramond-Ramond (boundary) states'] | ['Particle Physics - Theory'] | ['talk, Corfu 1998/09/21', 'membrane model, D-brane', 'string model', 'potential', 'supersymmetry', 'boundary condition', 'gauge field theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812200'] | ["The description of D-branes as boundary states for type II string theories (in the covariant formulation) requires particular care in the R-R sector. Also the vertices for R-R potentials that can couple to D-branes need a careful handling. As an illustration of this, the example of the D0-D8 system is reviewed, where... | ['1998-12-23'] |
6,972 | ['eng'] | ['Jorjadze, G P', 'Piechocki, W'] | ['Massless particle in 2d spacetime with constant curvature'] | ['Particle Physics - Theory'] | ['particle, massless', 'space-time', 'dimension, 2', 'algebra, SL(2,R)', 'quantization', 'group theory, SO(2,1)', 'group theory, representation', 'phase space, symplectic', 'invariance, gauge', 'field theory, Liouville', 'gravitation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812199'] | ['We consider dynamics of massless particle in 2d spacetimes with constant curvature. We analyze different examples of spacetime. Dynamical integrals are constructed from spacetime symmetry related to $sl(2.{\\bf R})$ algebra. Mass-shell condition restricts dynamical integrals to a cone (without vertex) which defines p... | ['1998-12-23'] |
6,973 | ['eng'] | ['Kuiroukidis, A', 'Kleidis, K', 'Papadopoulos, D B'] | ['String Propagation in Bianchi Type I models'] | ['Particle Physics - Theory'] | ['space-time, Bianchi', 'string model', 'dilaton', 'back reaction', 'astrophysics, model', 'tensor, energy-momentum', 'string tension', 'field equations, solution', 'space-time, anisotropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812198'] | ['A generic ansatz is introduced which provides families of exact solutions to the equations of motion and constraints for null-strings in Bianchi type I cosmological models. This is achieved irrespective of the form of the metric. Within classes of dilaton cosmologies a backreaction mapping relation is established whe... | ['1998-12-23'] |
6,974 | ['eng'] | ['Kleinert, H'] | ['Critical exponents from seven-loop strong-coupling phi4 theory in three dimensions'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'strong coupling', 'dimension, 3', 'critical phenomena', 'perturbation theory', 'higher-order, 7', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812197'] | ['Using strong-coupling quantum field theory, we calculate highly accurate critical exponents nu, eta following from recent seven-loop expansions in three dimensions.'] | ['1998-12-23'] |
6,975 | ['eng'] | ['Johnson, C V'] | ['Etudes on D-Branes'] | ['Particle Physics - Theory'] | ['lectures', 'membrane model, D-brane', 'string model, nonperturbative', 'M-theory', 'duality', 'matrix model', 'instanton', 'space-time, higher-dimensional', 'anomaly', 'vacuum state', 'supergravity', 'gauge field theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812196'] | ["This is a short arrangement of notes on D-branes, offered as an embellishment of five lectures which were presented at the 1998 Trieste Spring School entitled ``Non-Perturbative Aspects of String Theory and Supersymmetric Gauge Theory''. There is a good number of collections of pedagogical notes on D-branes in the li... | ['1998-12-23'] |
6,976 | ['eng'] | ['Lynker, M', 'Schimmrigk, R', 'Wisskirchen, A'] | ['Landau-Ginzburg Vacua of String, M- and F-Theory at c = 12'] | ['Particle Physics - Theory'] | ['string model', 'M-theory', 'F-theory', 'central charge, 12', 'Landau-Ginzburg model', 'vacuum state', 'sigma model', 'cohomology', 'moduli space', 'symmetry, mirror', 'vacuum state', 'space, Calabi-Yau', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812195'] | ['Theories in more than ten dimensions play an important role in understanding nonperturbative aspects of string theory. Consistent compactifications of such theories can be constructed via Calabi-Yau fourfolds. These models can be analyzed particularly efficiently in the Landau-Ginzburg phase of the linear sigma model... | ['1998-12-23'] |
6,977 | ['eng'] | ['Dobrev, V K'] | ['Intertwining Operator Realization of the AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'space-time, de Sitter', 'field theory, conformal', 'group theory, representation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812194'] | ["We give a group-theoretic interpretation of the AdS/CFT correspondence as relation of representation equivalence between representations of the conformal group describing the bulk AdS fields $\\phi$ and the coupled boundary fields equivalence between bulk fields and boundary fields and is established here. The second... | ['1998-12-22'] |
6,978 | ['eng'] | ['Alekseev, A Yu', 'Schomerus, V'] | ['D-branes in the WZW model'] | ['Particle Physics - Theory'] | ['Wess-Zumino-Witten model', 'membrane model, D-brane', 'string model', 'symmetry, SU(2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812193'] | ["It is stated in the literature that D-branes in the WZW-model associated with the gluing condition J = - \\bar{J} along the boundary correspond to branes filling out the whole group volume. We show instead that the end-points of open strings are rather bound to stay on `integer' conjugacy classes. In the case of SU(2... | ['1998-12-22'] |
6,979 | ['eng'] | ['Mathieu, P', 'Walton, M A'] | ['On Principal Admissible Representations and Conformal Field Theory'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'algebra, Kac-Moody', 'algebra, affine', 'algebra, representation', 'coset space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812192'] | ['The principal admissible representations of affine Kac-Moody algebras are studied, with a view to their use in conformal field theory. We discuss the generation of the set of principal admissible highest weights, concentrating mainly on $A_r^{(1)}$ at rational level $k$. A related algorithm is described that produces... | ['1998-12-22'] |
6,980 | ['eng'] | ['Kastor, D A', 'Na, E S'] | ['Electric Dipole Moment of a BPS Monopole'] | ['Particle Physics - Theory'] | ['magnetic monopole, BPS', 'magnetic monopole, electric moment', 'supersymmetry', 'fermion, zero mode', 'gauge field theory, SU(2)', 'angular momentum, operator'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812191'] | ["Monopole ``superpartner'' solutions are constructed by acting with finite, broken supersymmetry transformations on a bosonic N=2 BPS monopole. The terms beyond first order in this construction represent the backreaction of the the fermionic zero-mode state on the other fields. Because of the quantum nature of the fer... | ['1998-12-22'] |
6,981 | ['eng'] | ['Castro, C'] | ['p-Brane Quantum Mechanical Wave Equations'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'gauge field theory, tensor', 'field equations', 'loop space', 'quantum mechanics', 'supersymmetry', 'any-dimensional', 'diffeomorphism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812189'] | ['Several quantum mechanical wave equations for $p$-branes are proposed based on the role that the volume-preserving diffeomorphisms group has on the physics of extended objects. The $p$-brane quantum mechanical wave equations determine the quantum dynamics involving the creation/destruction of $p$-branes in a $D$ dime... | ['1998-12-22'] |
6,982 | ['eng'] | ['Eyras, E', 'Lozano, Y'] | ['The Kaluza-Klein Monopole in a Massive IIA Background'] | ['Particle Physics - Theory'] | ['Kaluza-Klein model', 'effective action', 'magnetic monopole', 'dimensional reduction', 'duality', 'membrane model', 'dimension, 11', 'background, massive', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812188'] | ['We construct the effective action of the KK-monopole in a massive Type IIA background. We follow two approaches. First we construct a massive M-theory KK-monopole from which the IIA monopole is obtained by double dimensional reduction. This eleven dimensional monopole contains two isometries: one under translations o... | ['1998-12-22'] |
6,983 | ['eng'] | ['Teper, M'] | ['Glueball masses and other physical properties of SU(N) gauge theories in D=3+1'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'lattice field theory, Lambda parameter', 'continuum limit', 'glueball, mass spectrum', 'string tension, confinement', 'temperature', 'susceptibility, topological', 'quark, potential', 'numerical calculations, Monte Carlo', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812187'] | ['We summarise what lattice simulations have to say about the physical properties of continuum SU(N) gauge theories in 3+1 dimensions. The quantities covered are: the glueball mass spectrum, the confining string tension, the temperature at which the theory becomes deconfined, the topological susceptibility, the value o... | ['1998-12-22'] |
6,984 | ['eng'] | ['Hirayama, M', 'Kanno, M', 'Ueno, M', 'Yamakoshi, H'] | ['Consistency Conditions of Faddeev-Niemi-Periwal Ansatz for SU(N) Gauge Field'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'massless', 'parametrization', 'gauge field theory, SU(N)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812185'] | ['The consistency condition of the Faddeev-Niemi Ansatz for the gauge-fixed massless SU(2) gauge field is discussed. The generality of the Ansatz is shown by obtaining a sufficient condition for the three-component field introduced by Faddeev and Niemi to exist. It is also shown that the consistency conditions determin... | ['1998-12-22'] |
6,985 | ['eng'] | ['Cornalba, L'] | ['Matrix Representations of Holomorphic Curves on $T_{4}$'] | ['Particle Physics - Theory'] | ['membrane model', 'embedding, torus', 'gauge field theory, U(N)', 'quantization', 'duality', 'fibre bundle', 'space, Kaehler'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812184'] | ['We construct a matrix representation of compact membranes analytically embedded in complex tori. Brane configurations give rise, via Bergman quantization, to U(N) gauge fields on the dual torus, with almost-anti-self-dual field strength. The corresponding U(N) principal bundles are shown to be non-trivial, with vanis... | ['1998-12-22'] |
6,986 | ['eng'] | ['Savvidy, G K'] | ['The QCD string and the generalised wave equation'] | ['Particle Physics - Theory'] | ['talk, Corfu 1998/09/06', 'talk, Tbilisi 1998/09/05', 'quantum chromodynamics', 'string model', 'transfer matrix', 'algebra, Lorentz', 'duality, representation', 'commutation relations, Majorana', 'quantum mechanics', 'mass spectrum', 'operator, Casimir'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812183'] | ['The equation for QCD string proposed earlier is reviewed. This equation appears when we examine the gonihedric string model and the corresponding transfer matrix. Arguing that string equation should have a generalized Dirac form we found the corresponding infinite-dimensional gamma matrices as a symmetric solution of... | ['1998-12-22'] |
6,987 | ['eng'] | ['Ter-Kazarian, G T'] | ['The Operator Manifold Formalism; 2, Physical Applications'] | ['Particle Physics - Theory'] | ['operator', 'group theory, flavor', 'fermion, model', 'electroweak interaction', 'gauge field theory, SU(2) x U(1)', 'parity, violation', 'Weinberg angle', 'boson, condensation', 'Higgs particle, model', 'Kobayashi-Maskawa angle', 'violation, CP', 'fermion, mass spectrum', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812182'] | ['Within the operator manifold approach (part I, hep-th/9812181) we derive the Gell-Mann-Nishijima relation and flavour group, whereas the leptons are particles with integer electric and leptonic charges and free of confinement, while quarks carry fractional electric and baryonic charges and imply the confinement. We c... | ['1998-12-22'] |
6,988 | ['eng'] | ['Ter-Kazarian, G T'] | ['The Operator Manifold Formalism, 1'] | ['Particle Physics - Theory'] | ['operator', 'quantization, 2', 'differential geometry', 'space-time', 'quark, composite', 'confinement', 'symmetry, gauge', 'field theory', 'diffeomorphism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812181'] | ['The suggested operator manifold formalism enables to develop an approach to the unification of the geometry and the field theory. We also elaborate the formalism of operator multimanifold yielding the multiworld geometry involving the spacetime continuum and internal worlds, where the subquarks are defined implying t... | ['1998-12-22'] |
6,989 | ['eng'] | ['Chaichian, Masud', 'Demichev, A P', 'Presnajder, P'] | ['Quantum Field Theory on Noncommutative Space-Times and the Persistence of Ultraviolet Divergences'] | ['Particle Physics - Theory'] | ['space-time, noncommutative', 'dimension, 2', 'field theory, scalar', 'commutation relations', 'renormalization', 'quantum group, E(2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812180'] | ['We study properties of a scalar quantum field theory on two-dimensional noncommutative space-times. Contrary to the common belief that noncommutativity of space-time would be a key to remove the ultraviolet divergences, we show that field theories on a noncommutative plane with the most natural Heisenberg-like commut... | ['1998-12-22'] |
6,990 | ['eng'] | ['Buchholz, D A'] | ['On the Implementation of Supersymmetry'] | ['Particle Physics - Theory'] | ['supersymmetry', 'Hilbert space', 'algebra, C*', 'ground state', 'axiomatic field theory', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812179'] | ['The implementation of supersymmetry transformations by Hilbert space operators is discussed in the framework of supersymmetric C$^*$--dynamical systems. It is shown that the only states admitting such an implementation are pure supersymmetric ground states or mixtures and elementary excitations thereof. Faithful stat... | ['1998-12-22'] |
6,991 | ['eng'] | ['Reuter, M'] | ['Background-Quantum Split Symmetry and Phase-Space Path-Integrals'] | ['Particle Physics - Theory'] | ['talk, Florence 1998/08/25', 'path integral, phase space', 'quantum mechanics, quasiclassical', 'gauge field theory, Yang-Mills', 'spinor', 'space, symplectic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812178'] | ['Phase-space path-integrals are used in order to illustrate various aspects of a recently proposed interpretation of quantum mechanics as a gauge theory of metaplectic spinor fields.'] | ['1998-12-22'] |
6,992 | ['eng'] | ['Itoyama, H', 'Tsuchiya, A'] | ['USp(2k) Matrix Model'] | ['Particle Physics - Theory'] | ['matrix model', 'symmetry, USp(N)', 'Dyson-Schwinger equation', 'string model', 'Wilson loop', 'Chan-Paton factor, SO(N)', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812177'] | ['We derive the Schwinger-Dyson/loop equations for the USp(2k) matrix model which close among the closed and open Wilson loop variables. These loop equations exhibit a complete set of the joining and splitting interactions required for the nonorientable Type I superstrings. The open loops realize the SO(2n_f) Chan-Pato... | ['1998-12-22'] |
6,993 | ['eng'] | ['Moreno, E F', 'Orland, P'] | ['Barrier penetration in 1+1-dimensional O(n) $\\sigma$ models'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'symmetry, O(2)', 'symmetry, O(3)', 'dimension, 2', 'quantum mechanics', 'tunneling', 'mass, gap', 'soliton, condensation', 'charge, topological', 'Goldstone theorem', 'any-dimensional', 'vortex', 'critical phenomena', 'charge, topological', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812176'] | ["The O(n) nonlinear sigma model in 1+1 dimensions is examined as quantum mechanics on an infinite-dimensional configuration space. Two metrics are defined in this space. One of these metrics is the same as Feynman's distance, but we show his conclusions concerning potential energy versus distance from the classical va... | ['1998-12-22'] |
6,994 | ['eng'] | ['García-Compéan, H', 'Nieto, A', 'Obregón, O', 'Ramírez, C'] | ['Dual Description of Supergravity MacDowell-Mansouri Theory'] | ['Particle Physics - Theory'] | ['gravitation', 'supergravity', 'duality', 'gauge field theory', 'supersymmetry', 'sigma model, nonlinear'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812175'] | ['In the context of field theory two elements seem to be necessary to search for strong-weak coupling duality. First, one needs a gauge theory and second, it should be supersymmetric. For gravitation these two elements are present in MacDowell-Mansouri supergravity. The search for an "effective duality" in this theory ... | ['1998-12-21'] |
6,995 | ['eng'] | ['Asorey, M'] | ['Maximal Non-Abelian Gauges and Topology of Gauge Orbit Space'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'dimension, < = 3', 'gauge fixing, nonabelian', 'gauge, orbit', 'topology', 'magnetic monopole', 'Gribov problem', 'fibre bundle', 'confinement', 'sphaleron'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812174'] | ['We introduce two maximal non-abelian gauge fixing conditions on the space of gauge orbits M for gauge theories over spaces with dimensions d < 3. The gauge fixings are complete in the sense that describe an open dense set M_0 of the space of gauge orbits M and select one and only one gauge field per gauge orbit in M_... | ['1998-12-21'] |
6,996 | ['eng'] | ['Cheung, Y K E', 'Ganor, O J', 'Krogh, M', 'Mikhailov, A Yu'] | ['Instantons on a Non-commutative $T^4$ from Twisted (2,0) and Little-String Theories'] | ['Particle Physics - Theory'] | ['string model', 'instanton', 'moduli space', 'dimension, 6', 'dimension, 3', 'spontaneous compactification', 'torus, noncommutative', 'gauge field theory, noncommutative', 'supersymmetry', 'critical phenomena', 'duality', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812172'] | ['We show that the moduli space of the (2,0) and little-string theories compactified on $T^3$ with R-symmetry twists is equal to the moduli space of U(1) instantons on a non-commutative $T^4$. The moduli space of U(q) instantons on a non-commutative $T^4$ is obtained from little-string theories of NS5-branes at $A_{q-1... | ['1998-12-21'] |
6,997 | ['eng'] | ['Milton, K A', 'Solovtsov, I L'] | ['Can the QCD Effective Charge Be Symmetrical in the Euclidean and the Minkowskian Regions?'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'charge, spectral representation', 'causality', 'analytic properties', 'electron positron, annihilation', 'cross section, hadronic', 'perturbation theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812171'] | ['We study a possible symmetrical behavior of the effective charges defined in the Euclidean and Minkowskian regions and prove that such symmetry is inconsistent with the causality principle.'] | ['1998-12-21'] |
6,998 | ['eng'] | ["Dall'Agata, G", 'Lechner, K', 'Tonin, M'] | ['Action for IIB Supergravity in 10 dimensions'] | ['Particle Physics - Theory'] | ['talk, Corfu 1998/09/21', 'supergravity, action', 'dimension, 10', 'symmetry, SL(2,R)', 'duality', 'superspace'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812170'] | ['We review the construction of a manifestly covariant, supersymmetric and SL(2R) invariant action for IIB supergravity in D=10.'] | ['1998-12-21'] |
6,999 | ['eng'] | ['Behrndt, K'] | ['Orbifolds of AdS(3) and fixpoints of the CFT'] | ['Particle Physics - Theory'] | ['talk, Buckow 1998/09/01', 'talk, Corfu 1998/09/21', 'black hole, BTZ', 'space-time, anti-de Sitter', 'dimension, 3', 'field theory, conformal', 'orbifold', 'Wess-Zumino-Witten model, SL(2,R)', 'Chern-Simons term', 'fixed point'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9812169'] | ['The 3-d BTZ black hole represents an orbifold of $AdS_3$ gravity. The UV as well as the IR region of the CFT is governed by a gauged SL(2, R) WZW model. In the UV it corresponds to a light-cone gauging (Liouville model) whereas in the IR it is a space-like gauging (2-d black hole).'] | ['1998-12-21'] |
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