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 |
|---|---|---|---|---|---|---|---|---|
9,500 | ['eng'] | ['Evans, J M', 'Madsen, J O'] | ['Quantum Integrability of Coupled $N=1$ Super Sine/Sinh-Gordon Theories and the Lie Superalgebra $D(2,1;\\alpha)$'] | ['Particle Physics - Theory'] | ['sine-Gordon model', 'sinh-Gordon equation', 'supersymmetry', 'integrability', 'field theory, Toda', 'algebra, Lie', 'algebra, affine', 'mass', 'n-point function, 3', 'current, conservation law', 'quantization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712227'] | ['We discuss certain integrable quantum field theories in (1+1)-dimensions consisting of coupled sine/sinh-Gordon theories with N=1 supersymmetry, positive kinetic energy, and bosonic potentials which are bounded from below. We show that theories of this type can be constructed as Toda models based on the exceptional a... | ['1997-12-25'] |
9,501 | ['eng'] | ['Henneaux, M'] | ['Consistent Interactions Between Gauge Fields'] | ['Particle Physics - Theory'] | ['talk, Moscow 1997/08/24', 'gauge field theory, U(1)', 'gauge field theory, tensor', 'transformation, gauge', 'algebra, gauge', 'transformation, Becchi-Rouet-Stora', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712226'] | ['The cohomological approach to the problem of consistent interactions between fields with a gauge freedom is reviewed. The role played by the BRST symmetry is explained. Applications to massless vector fields and 2-form gauge fields are surveyed.'] | ['1997-12-25'] |
9,502 | ['eng'] | ['Ito, K'] | ['From ALE-instanton Moduli to Super Yang-Mills Theories via Branes'] | ['Particle Physics - Theory'] | ['membrane model', 'gauge field theory, Yang-Mills', 'supersymmetry', 'instanton', 'moduli space', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712225'] | ['A large class of equivalence relations between the moduli spaces of instantons on ALE spaces and the Higgs branches of supersymmetric Yang-Mills theories, are found by means of a certain kind of duality transformation between brane configurations in superstring theories. 4d, N=2 and 5d, N=1 supersymmetric gauge theor... | ['1997-12-25'] |
9,503 | ['eng'] | ['Suzuki, K'] | ['Black hole entropy as T-duality invariant'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, interaction', 'duality, transformation', 'spontaneous compactification', 'black hole', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712224'] | ['We study the Euler numbers and the entropies of the non-extremal intersecting D-branes in ten-dimensions. We use the surface gravity to constrain the compactification radii. We correctly obtain the integer valued Euler numbers for these radii. Moreover, the entropies are found to be invariant under the T-duality tran... | ['1997-12-25'] |
9,504 | ['eng'] | ['Kachru, S', 'Lawrence, A', 'Silverstein, E'] | ['On the Matrix Description of Calabi-Yau Compactifications'] | ['Particle Physics - Theory'] | ['M-theory', 'spontaneous compactification, Calabi-Yau', 'matrix model', 'geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712223'] | ['We point out that the matrix description of M-theory compactified on Calabi-Yau threefolds is in many respects simpler than the matrix description of a $T^6$ compactification. This is largely because of the differences between D6 branes wrapped on Calabi-Yau threefolds and D6 branes wrapped on six-tori. In particular... | ['1997-12-25'] |
9,505 | ['eng'] | ['Zinn-Justin, P'] | ['Non-Linear Integral Equations for complex Affine Toda associated to simply laced Lie algebras'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'dimension, 2', 'algebra, Lie', 'integral equations, nonlinear', 'lattice field theory', 'energy', 'Bethe ansatz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712222'] | ['A set of coupled non-linear integral equations is derived for a class of models connected with the quantum group $U_q(\\hat g)$ ($q=e^{i\\gamma}$ and $g$ simply laced Lie algebra), which are solvable using the Bethe Ansatz; these equations describe arbitrary excited states of a system with finite spatial length $L$. ... | ['1997-12-24'] |
9,506 | ['eng'] | ['Behrndt, K', 'Cvetic, M', 'Sabra, W A'] | ['The entropy of near-extreme $N=2$ black holes'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'black hole, entropy', 'supergravity, action', 'entropy, correction', 'space-time, Calabi-Yau'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712221'] | ['We give an explicit form of the classical entropy for four-dimensional static near-BPS-saturated black holes of generic N=2 superstring vacua. The expression is obtained by determining the leading corrections in the non-extremality parameter to the corresponding BPS-saturated black hole solutions. These classical res... | ['1997-12-24'] |
9,507 | ['eng'] | ['Berkovich, A', 'McCoy, B M', 'Pearce, P A'] | ["The perturbations $\\phi_{2,1}$ and $\\phi_{1,5}$ of the minimal models $M(p,p')$ and the trinomial analogue of Bailey's lemma"] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'perturbation theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712220'] | ["We derive the fermionic polynomial generalizations of the characters of the integrable perturbations $\\phi_{2,1}$ and $\\phi_{1,5}$ of the general minimal $M(p,p')$ conformal field theory by use of the recently discovered trinomial analogue of Bailey's lemma. For $\\phi_{2,1}$ perturbations results are given for all... | ['1997-12-24'] |
9,508 | ['eng'] | ['Bellisai, D', 'Travaglini, G'] | ['Instanton Calculus and SUSY Gauge Theories on ALE Manifolds'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'instanton', 'space-time'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712218'] | ['In this letter we extend a previous analysis of the instanton effects in supersymmetric Yang-Mills (SYM) theories on Asymptotically Locally Euclidean (ALE) spaces. We perform instanton computations in N=2 SYM theories with SU(2) gauge group on the Eguchi-Hanson gravitational background. The background gauge field con... | ['1997-12-24'] |
9,509 | ['eng'] | ['Varlamov, V V'] | ['Physical fields and Clifford algebras; 2, Neutrino field'] | ['Particle Physics - Theory'] | ['fermion, field theory', 'algebra, Clifford', 'neutrino'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712217'] | ['The neutrino field is considered in the framework of a complex Clifford algebra $\\C_3\\cong\\C_2\\oplus\\stackrel{\\ast}{\\C}_2$. The factor-algebras ${}^{\\epsilon}\\C_2$ and ${}^{\\epsilon\\stackrel{\\ast} {\\C}_2$, which are obtained by means of homomorphic mappings $\\C_3\\to\\C_2$ and antineutrino fields, respe... | ['1997-12-24'] |
9,510 | ['eng'] | ['Veltman, Martinus J G'] | ['Two component theory and electron magnetic moment'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'electron, magnetic moment', 'spinor', 'ghost', 'perturbation theory, higher-order', 'renormalization', 'unitarity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712216'] | ['The two-component formulation of quantum electrodynamics is studied. The relation with the usual Dirac formulation is exhibited, and the Feynman rules for the two-component form of the theory are presented in terms of familiar objects. The transformation from the Dirac theory to the two-component theory is quite amus... | ['1997-12-24'] |
9,511 | ['eng'] | ['Mirabelli, E A', 'Peskin, Michael E'] | ['Transmission of Supersymmetry Breaking from a 4-Dimensional Boundary'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'supergravity', 'dimension, 11', 'dimension, 10', 'spontaneous compactification', 'boundary condition', 'dimension, 5', 'supersymmetry, symmetry breaking', 'symmetry breaking, induced', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712214'] | ['In the strong-coupling limit of the heterotic string theory constructed by Horava and Witten, an 11-dimensional supergravity theory is coupled to matter multiplets confined to 10-dimensional mirror planes. This structure suggests that realistic unification models are obtained, after compactification of 6 dimensions, ... | ['1997-12-24'] |
9,512 | ['eng'] | ['Hassan, S F', 'Wadia, S R'] | ['Gauge Theory Description of D-brane Black Holes'] | ['Particle Physics - Theory'] | ['black hole', 'dimension, 5', 'membrane model, D-brane', 'gauge field theory, U(N) x U(N)', 'moduli space', 'dimension, 2', 'field theory, conformal', 'supersymmetry', 'string tension', 'duality', 'effective action', 'radiation, Hawking', 'symmetry, discrete', 'momentum, fractional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712213'] | ["We study the hypermultiplet moduli space of an N=4, U(Q_1)xU(Q_5) gauge theory in 1+1 dimensions to extract the effective SCFT description of near extremal 5-dimensional black holes modelled by a collection of D1- and D5-branes. On the moduli space, excitations with fractional momenta arise due to a residual discrete... | ['1997-12-24'] |
9,513 | ['eng'] | ['Khoudeir, A'] | ['The Abelian Topological Mass Mechanism From Dimensional Reduction'] | ['Particle Physics - Theory'] | ['field theory, tensor', 'dimensional reduction', 'dimension, 5', 'dimension, 4', 'mass, topological'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712212'] | ['We will show that the abelian topological mass mechanism in four dimensions, described by the Cremmer-Sherk action, can be obtained from dimensional reduction in five dimensions. The gauge invariant action in five dimensions is those from which the dual equivalence between a massless vector field and a massless secon... | ['1997-12-23'] |
9,514 | ['eng'] | ['Bergman, O'] | ['Three-Pronged Strings and 1/4 BPS States in N=4 Super-Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'soliton', 'phase space', 'moduli space', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 3'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712211'] | ['We provide an explicit construction of 1/4 BPS states in four-dimensional N=4 Super-Yang-Mills theory with a gauge group SU(3). These states correspond to three-pronged strings connecting three D3-branes. We also find curves of marginal stability in the moduli space of the theory, at which the above states can decay ... | ['1997-12-23'] |
9,515 | ['eng'] | ['Manias, M V', 'Naón, C M', 'Trobo, M L'] | ['Non-local Thirring model at finite-temperature'] | ['Particle Physics - Theory'] | ['Thirring model, nonlocal', 'finite temperature', 'dimension, 2', 'partition function', 'energy', 'fermion, correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712210'] | ['We extend a recently proposed non-local and non-covariant version of the Thirring model to the finite-temperature case. We obtain a completely bosonized expression for the partition function, describing the thermodynamics of the collective modes which are the underlying excitations of this system. From this result we... | ['1997-12-23'] |
9,516 | ['eng'] | ['Polyakov, D G'] | ['Brane-like States in Superstring Theory and the Dynamics of non-Abelian Gauge Theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'string model', 'Wilson loop', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712209'] | ['We propose a string-theoretic ansatz describing the dynamics of SU(N) Yang-Mills theories in the limit of large N in D=4. The construction uses in a crucial way open-string vertex operators that describe non-perturbative brane dynamics. According to our proposal, various gauge theories are described by string theorie... | ['1997-12-23'] |
9,517 | ['eng'] | ['Mazur, P O'] | ['On Gravitation and Quanta'] | ['Particle Physics - Theory'] | ['talk, Jerusalem 1997/06/22', 'gravitation', 'mass', 'quantization', 'model, oscillator', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712208'] | ['A slightly extended version, with a footnote added on December 19, 1997, of a contributed Abstract to the Eight Marcel Grossmann Meeting, Jerusalem, June 1997.'] | ['1997-12-23'] |
9,518 | ['eng'] | ['Daszkiewicz, M', 'Hasiewicz, Z', 'Jaskólski, Z'] | ['Free strings in non-critical dimensions'] | ['Particle Physics - Theory'] | ['talk, Zakopane 1997/06/14', 'string model, open', 'boson, string', 'field theory, Liouville', 'quantization', 'string model, massive'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712207'] | ['The paper containes a classification of consistent free string models in physical dimensions and a brief discussion of recent results concerning relations between various models.'] | ['1997-12-23'] |
9,519 | ['eng'] | ['Lizzi, F', 'Szabo, R J'] | ['Noncommutative Geometry and Spacetime Gauge Symmetries of String Theory'] | ['Particle Physics - Theory'] | ['geometry, noncommutative', 'string model', 'gauge field theory', 'operator, vertex', 'M-theory', 'duality', 'spontaneous compactification, torus', 'symmetry, Kac-Moody', 'space-time', 'group theory, monster'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712206'] | ['We illustrate the various ways in which the algebraic framework of noncommutative geometry naturally captures the short-distance spacetime properties of string theory. We describe the noncommutative spacetime constructed from a vertex operator algebra and show that its algebraic properties bear a striking resemblence... | ['1997-12-23'] |
9,520 | ['eng'] | ['Bonora, L', 'Chu, C S', 'Rinaldi, M'] | ['Anomalies and Locality in Field Theories and M theory'] | ['Particle Physics - Theory'] | ['anomaly, chiral', 'string model', 'supersymmetry', 'M-theory', 'universality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712205'] | ['We review some basic notions on anomalies in field theories and superstring theories, with particular emphasis on the concept of locality. The aim is to prepare the ground for a discussion on anomalies in theories with branes. In this light we review the problem of chiral anomaly cancellation in M-theory with a 5-bra... | ['1997-12-23'] |
9,521 | ['eng'] | ['Falkenberg, S', 'Geyer, B', 'Moshin, P'] | ['Quantum properties of general gauge theories with composite and external fields'] | ['Particle Physics - Theory'] | ['gauge field theory', 'quantization', 'field theory, composite', 'external field', 'Ward identity', 'dependence, gauge', 'n-point function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712204'] | ["The generating functionals of Green's functions with composite and external fields are considered in the framework of BV and BLT quantization methods for general gauge theories. The corresponding Ward identities are derived and the gauge dependence is investigated"] | ['1997-12-23'] |
9,522 | ['eng'] | ['Minic, D'] | ['Infinite Statistics and Black Holes in Matrix Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'statistics, infinite', 'black hole, Schwarzschild', 'thermodynamics', 'membrane model, D-brane', 'Boltzmann equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712202'] | ['The concept of infinite statistics is applied to the analysis of black hole thermodynamics in Matrix Theory. It is argued that Matrix Theory partons, D0-branes, satisfy quantum infinite statistics, and that this observation justifies the recently proposed Boltzmann gas model of Schwarzschild black holes in Matrix The... | ['1997-12-23'] |
9,523 | ['eng'] | ['Ho, P M', 'Wu, Y Y', 'Wu, Y S'] | ['Towards a Noncommutative Geometric Approach to Matrix Compactification'] | ['Particle Physics - Theory'] | ['M-theory', 'matrix model', 'spontaneous compactification, torus', 'coset space', 'topology', 'differential geometry, noncommutative', 'gauge field theory', 'quantum space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712201'] | ['In this paper we study generic M(atrix) theory compactifications that are specified by a set of quotient conditions. A procedure is proposed, which both associates an algebra to each compactification and leads deductively to general solutions for the matrix variables. The notion of noncommutative geometry on the dual... | ['1997-12-23'] |
9,524 | ['eng'] | ['Kechkin, O V', 'Yurova, M'] | ['BPS Solutions in D=5 Dilaton-Axion Gravity'] | ['Particle Physics - Theory'] | ['talk, Pune 1997/12/16', 'supergravity', 'dimension, 5', 'dilaton', 'axion', 'space-time, torus', 'string model, heterotic', 'spontaneous compactification', 'coset space, SL(4,R)/SO(4)', 'symmetry, SO(2,2)', 'dependence, Coulomb', 'charge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712200'] | ['We show that the D=5 dilaton-axion gravity compactified on a 2-torus possesses the SL(4,R)/SO(4) matrix formulation. It is used for construction of the SO(2,2)-invariant BPS solution depended on the one harmonic function.'] | ['1997-12-23'] |
9,525 | ['eng'] | ['Sheikh-Jabbari, S'] | ['More on Mixed Boundary Conditions and D-branes Bound States'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'bound state', 'boundary condition', 'charge, density', 'string model', 'M-theory', 'string tension', 'approximation, strong coupling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712199'] | ['In this article, applying different types of boundary conditions; Dirichlet, Neumann, or Mixed, on open strings we realize various new brane bound states in string theory. Calculating their interactions with other D-branes, we find their charge densities and their tension. A novel feature of $(p-2,p)$ brane bound sta... | ['1997-12-23'] |
9,526 | ['eng'] | ['Dobado, A', 'Maroto, A L'] | ['Non-local low-energy effective action for gravity with torsion'] | ['Particle Physics - Theory'] | ['quantum gravity', 'effective action, nonlocal', 'quantum electrodynamics', 'torsion', 'field theory, scalar', 'fermion', 'expansion, derivative', 'renormalization group', 'particle, production'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712198'] | ['In this work we calculate the low-energy effective action for gravity with torsion, obtained after the integration of scalar and fermionic matter fields, using the local momentum representation based on the Riemann normal coordinates expansion. By considering this expansion around different space-time points, we also... | ['1997-12-23'] |
9,527 | ['eng'] | ['Alvarez, Enrique', 'Meessen, P', 'Ortín, Tomas'] | ['Black-holes, Duality and Supersymmetry'] | ['Particle Physics - Theory'] | ['talk, Valencia 1997/10/13', 'black hole, rotational', 'duality, transformation', 'string model, background', 'symmetry, axial', 'supersymmetry', 'charge', 'space-time, asymptotic behavior'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712196'] | ['In order to study the discrepancy between the supersymmetry bound and the extremality bound for rotating black holes, the effect of duality transformations on the class of stationary and axially symmetric string backgrounds, called the TNbh, is considerd. It is shown that the Bogomolnyi bound is invariant under those... | ['1997-12-22'] |
9,528 | ['eng'] | ['Green, M B'] | ['Connections between M-theory and superstrings'] | ['Particle Physics - Theory'] | ['talk, Trieste 1997/04/07', 'talk, Amsterdam 1997/06/16', 'talk, Geneva 1997/12/08', 'M-theory', 'string model', 'supersymmetry', 'effective action', 'derivative, high', 'perturbation theory, higher-order', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712195'] | ['This article reviews the non-perturbative structure of certain higher derivative terms in the type II string theory effective action and their connection to one-loop effects in eleven-dimensional supergravity compactified on a torus. New material is also included that was not presented in the talks.'] | ['1997-12-22'] |
9,529 | ['eng'] | ['Cruz, J', 'Navarro, D J', 'Navarro-Salas, J'] | ['General Covariance and Free Fields in Two Dimensions'] | ['Particle Physics - Theory'] | ['gravitation', 'dilaton', 'field theory, Liouville', 'dimension, 2', 'Hamiltonian formalism', 'constraint', 'astrophysics, superspace'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712194'] | ['We investigate the canonical equivalence of a matter-coupled 2D dilaton gravity theory defined by the action functional $S = \\int d^2x \\sqrt{-g} (R\\phi + V(\\phi) - 1/2 H(\\phi ) (\\nablaf)^2)$, and a free field theory. When the scalar field $f$ is minimally coupled to the metric field$(H(\\phi)=1)$ the theory is ... | ['1997-12-22'] |
9,530 | ['eng'] | ['Lykken, J D', 'Poppitz, E R', 'Trivedi, S P'] | ['More on Chiral Gauge Theories from D-Branes'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'gauge field theory, Yang-Mills', 'gauge field theory, chiral', 'membrane model, p-brane', 'p-brane, interaction', 'moduli space', 'geometry, algebra', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712193', 'http://www-lib.fnal.gov/archive/1997/pub/Pub-97-420-T.html'] | ['We consider a brane configuration consisting of intersecting Neveu-Schwarz five-branes, Dirichlet four-branes, and an orientifold four-plane in a C^2/Z_3 orbifold background. We show that the low-energy dynamics is described by a four dimensional gauge theory with N=1 supersymmetry and SO(N+4) X SU(N) or SP(2M) X SU(... | ['1997-12-22'] |
9,531 | ['eng'] | ['Goldhaber, A S'] | ['First Are Last Fractional-Charge Solitons'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'gauge field theory, SU(2)', 'dimension, 2', 'dimension, 4', 'kink', 'monopole', 'charge, fractional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712192'] | ["Jackiw and Rebbi found two types of intrinsically stable or `fundamental' soliton (kinks in 1+1 D and magnetic monopoles in 3+1 D) which can carry pieces of elementary-particle charges. After two decades there are no more, and it is argued here why that is inevitable."] | ['1997-12-19'] |
9,532 | ['eng'] | ['Chalmers, G', 'Siegel, Warren'] | ['Dual Formulations of Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'field theory, fermion', 'field theory, scalar', 'duality', 'perturbation theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712191'] | ['We introduce a dual field strength which replaces the gauge connection in Yang-Mills theory. The resulting dualized non-abelian theory leads to Feynman rules and S-matrices equivalent to the original non-abelian gauge theory. We present our new Feynman rules for the case of a spontaneously broken gauge theory.'] | ['1997-12-19'] |
9,533 | ['eng'] | ['Goldhaber, A S'] | ['Hairs on the Unicorn'] | ['Particle Physics - Theory'] | ['talk, Kingston 1997/07/20', 'soliton', 'charge, conservation law', 'charge, fractional', 'approximation, strong coupling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712190'] | ["Intrinsically stable or `fundamental' solitons may be decorated with conserved charges which are pieces of those carried by elementary particles in the same medium. These `hairs' are always significant in principle, and in the strong-coupling regime (where solitons and particles exchange roles) may become major facto... | ['1997-12-19'] |
9,534 | ['eng'] | ['Deser, Stanley D', 'Gomberoff, A', 'Henneaux, M', 'Teitelboim, C'] | ['p-Brane Dyons and Electric-magnetic Duality'] | ['Particle Physics - Theory'] | ['electromagnetic interaction', 'field theory, scalar', 'dyon', 'membrane model, p-brane', 'charge, quantization', 'any-dimensional', 'angular momentum', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712189'] | ["We discuss dyons, charge quantization and electric-magnetic duality for self-interacting, abelian, p-form theories in the spacetime dimensions D=2(p+1) where dyons can be present. The corresponding quantization conditions and duality properties are strikingly different depending on whether p is odd or even. If p is o... | ['1997-12-19'] |
9,535 | ['eng'] | ['Glazek, S D'] | ['Similarity Renormalization Group Approach to Boost Invariant Hamiltonian Dynamics'] | ['Particle Physics - Theory'] | ['effective Hamiltonian', 'operator, algebra', 'renormalization group, transformation', 'fermion, field theory', 'coupling, Yukawa', 'meson, mass', 'quantum electrodynamics', 'photon, mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712188'] | ['We outline a method of deriving boost invariant hamiltonians for effective particles in quantum field theory. The hamiltonians are defined and calculated using creation and annihilation operators in light-front dynamics. The renormalization group equations are written for a sequence of unitary transformations which g... | ['1997-12-19'] |
9,536 | ['eng'] | ['Bachas, C P', 'Green, M B'] | ['A Classical Manifestation of the Pauli Exclusion Principle'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 2', 'p-brane, 6', 'M-theory', 'soliton', 'spin, statistics'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712187'] | ['The occupied and unoccupied fermionic BPS quantum states of a type-IIA string stretched between a D6-brane and an orthogonal D2-brane are described in M-theory by two particular holomorphic curves embedded in a Kaluza-Klein monopole. The absence of multiply-occupied fermionic states --- the Pauli exclusion principle ... | ['1997-12-19'] |
9,537 | ['eng'] | ['Recknagel, A', 'Schomerus, V'] | ['D-branes in Gepner models'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'field theory, conformal', 'dimension, 2', 'boundary condition', 'operator product expansion', 'supersymmetry', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712186'] | ['We discuss D-branes from a conformal field theory point of view. In this approach, branes are described by boundary states providing sources for closed string modes, independently of classical notions. The boundary states must satisfy constraints which fall into two classes: The first consists of gluing conditions be... | ['1997-12-19'] |
9,538 | ['eng'] | ['Kabat, D', 'Taylor, W'] | ['Linearized supergravity from Matrix theory'] | ['Particle Physics - Theory'] | ['supergravity, linear', 'potential', 'M-theory', 'tensor, energy-momentum', 'membrane model, current', 'expansion 1/N', 'graviton', 'perturbation theory, higher-order', 'violation, equivalence principle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712185'] | ['We show that the linearized supergravity potential between two objects arising from the exchange of quanta with zero longitudinal momentum is reproduced to all orders in 1/r by terms in the one-loop Matrix theory potential. The essential ingredient in the proof is the identification of the Matrix theory quantities co... | ['1997-12-19'] |
9,539 | ['eng'] | ['Yin, Z'] | ['Mirrors and Phases of N=4 in D=3'] | ['Particle Physics - Theory'] | ['talk, Cargese 1997/05/26', 'gauge field theory, Yang-Mills', 'supersymmetry', 'dimension, 3', 'group theory, representation', 'membrane model, D-brane', 'symmetry, mirror'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712184'] | ["We review brane engineering of mirror pairs of 3d N=4 theories. It reveals aspects of 3d physics not known from previous field theoretic studies: novel QFT's without Lagrangian description and transitions to them from conventional QFT's."] | ['1997-12-19'] |
9,540 | ['eng'] | ['Wulkenhaar, R'] | ['Gyros as geometry of the standard model'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3) x SU(2) x U(1)', 'Higgs model', 'fermion', 'differential geometry, noncommutative', 'Kaluza-Klein model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712183'] | ['We investigate the (noncommutative) geometry defined by the standard model, which turns out to be of Kaluza-Klein type. We find that spacetime points are replaced by extended two-dimensional objects which resemble the surface of a gyro. Their size is of the order of the inverse top quark mass.'] | ['1997-12-19'] |
9,541 | ['eng'] | ['Jünemann, K', 'Lechtenfeld, O'] | ['Chiral BRST Cohomology of N=2 Strings at Arbitrary Ghost and Picture Number'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'cohomology, Becchi-Rouet-Stora', 'cohomology, chiral', 'ghost', 'field theory, massless'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712182'] | ['We compute the BRST cohomology of the holomorphic part of the N=2 string at arbitrary ghost and picture number. We confirm the expectation that the relative cohomology at non-zero momentum consists of a single massless state in each picture. The absolute cohomology is obtained by an independent method based on homolo... | ['1997-12-19'] |
9,542 | ['eng'] | ['Quandt, M', 'Reinhardt, H'] | ['Ward Identities for Yang-Mills Theory in Abelian Gauges'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'Ward identity', 'dependence, gauge', 'effective action', 'renormalization', 'two-point function', 'ghost', 'asymptotic freedom'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712181'] | ['We consider Yang-Mills theory in a general class of Abelian gauges. Exploiting the residual Abelian symmetry on a quantum level, we derive a set of Ward identities in functional form, valid to all orders in perturbation theory. As a consequence, the coupling constant is only renormalised through the Abelian two-point... | ['1997-12-19'] |
9,543 | ['eng'] | ['Kishimoto, I', 'Sasakura, N'] | ['M-theory description of BPS string in 7-brane background'] | ['Particle Physics - Theory'] | ['string model', 'soliton', 'membrane model, p-brane', 'p-brane, 7', 'background field', 'M-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712180'] | ['We discuss the BPS configurations of IIB strings in the 7-brane background from M-theory viewpoint. We first obtain the hyperkahler geometry background of M-theory expected from the 7-brane solutions of the type IIB supergravity. We choose the appropriate complex structures of the background geometries and embed a me... | ['1997-12-19'] |
9,544 | ['eng'] | ['Dass, N D H', 'Sathiapalan, B'] | ['Interaction of F- and D-strings in the Matrix Model'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'M-theory', 'matrix model', 'duality', 'effective action', 'perturbation theory, higher-order', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712179'] | ['We study a configuration of a parallel F- (fundamental) and D- string in IIB string theory by considering its T-dual configuration in the matrix model description of M-theory. We show that certain non-perturbative features of string theory such as $O(e^{-1/g_s})$ effects due to soliton loops, the existence of bound s... | ['1997-12-19'] |
9,545 | ['eng'] | ['Maksymyk, I', 'Burgess, C P', 'De la Macorra, A', 'Quevedo, F'] | ['Supersymmetric Models with Product Groups and Field Dependent Gauge Couplings'] | ['Particle Physics - Theory'] | ['supersymmetry', 'gauge field theory, strong coupling', 'dilaton', 'effective potential', 'symmetry, spontaneously broken', 'moduli space', 'asymptotic freedom'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712178'] | ['We study the effective potential which is generated for the dilaton in a wide class of strongly-coupled, asymptotically free, N=1 supersymmetric gauge models. We consider models with product gauge groups, G_1 X G_2, having matter charged under both group factors. These scenarios are rich in new and interesting featur... | ['1998-01-05'] |
9,546 | ['eng'] | ['Mironov, A E', 'Morozov, A'] | ['Covariance of WDVV equations'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'dimension, 2', 'dimension, 4', 'dimension, 5', 'potential, prepotential', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712177'] | ["The (generalized) WDVV equations for the prepotentials in $2d$ topological and $4,5d$ Seiberg-Witten models are covariant with respect to non-linear transformations, described in terms of solutions of associated linear problem. Both time-variables and the prepotential change non-trivially, but period matrix (prepoten... | ['1998-01-05'] |
9,547 | ['eng'] | ['Riccioni, F'] | ['Tensor Multiplets in Six-Dimensional (2,0) Supergravity'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 6', 'coupling, multiplet', 'multiplet, tensor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712176'] | ['We construct the complete coupling of $(2,0)$ supergravity in six dimensions to $n$ tensor multiplets, extending previous results to all orders in the fermi fields. The truncation to $(1,0)$ supergravity coupled to tensor multiplets exactly reproduces the complete couplings recently obtained.'] | ['1998-01-05'] |
9,548 | ['eng'] | ['Arias, P J', 'Khoudeir, A'] | ['Gauge Invariance for the Massive Axion'] | ['Particle Physics - Theory'] | ['talk, Merida 1997/12/07', 'axion, massive', 'invariance, gauge', 'field theory, scalar', 'coupling, topological', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712175'] | ['A massive gauge invariant formulation for scalar ($\\phi$) and antisymmetric ($C_{mnp}$) fields with a topological coupling, which provides a mass for the axion field, is considered. The dual and local equivalence with the non-gauge invariant proposal is established, but on manifolds with non-trivial topological stru... | ['1998-01-05'] |
9,549 | ['eng'] | ['Constantinescu, F', 'Scharf, G'] | ['Smeared and unsmeared chiral vertex operators'] | ['Particle Physics - Theory'] | ['operator, vertex', 'chiral', 'dimension, 2', 'Fock space', 'Hilbert space', 'field theory, conformal', 'sine-Gordon model', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712174'] | ['We prove unboundedness and boundedness of the unsmeared and smeared chiral vertex operators, respectively. We use elementary methods in bosonic Fock space, only. Possible applications to conformal two - dimensional quantum field theory, perturbation thereof, and to the perturbative construction of the sine-Gordon mod... | ['1998-01-05'] |
9,550 | ['eng'] | ['Gattringer, C R', 'Jaimungal, S', 'Semenoff, Gordon W'] | ['Topology and Duality in Abelian Lattice Theories'] | ['Particle Physics - Theory'] | ['lattice field theory', 'duality', 'topology, defect', 'cohomology', 'gauge field theory, U(1)', 'model, spin', 'Ising model', 'symmetry, Z(N)', 'n-point function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712173'] | ['We show how to obtain the dual of any lattice model with inhomogeneous local interactions based on an arbitrary Abelian group in any dimension and on lattices with arbitrary topology. It is shown that in general the dual theory contains disorder loops on the generators of the cohomology group of a particular dimensio... | ['1998-01-05'] |
9,551 | ['eng'] | ['Terashima, S'] | ['Supersymmetric Gauge Theories with Classical Groups via M Theory Fivebrane'] | ['Particle Physics - Theory'] | ['gauge field theory, SO(N)', 'gauge field theory, Sp(N)', 'supersymmetry', 'vacuum state', 'moduli space', 'M-theory', 'membrane model, p-brane', 'p-brane, 5'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712172'] | ['We study the moduli space of vacua of four dimensional N=1 and N=2 supersymmetric gauge theories with the gauge groups $Sp(2 N_c)$, $SO(2 N_c)$ and $SO(2 N_c +1)$ using the M theory fivebrane. Higgs branches of the N=2 supersymmetric gauge theories are interpreted in terms of the M theory fivebrane and the type IIA $... | ['1998-01-05'] |
9,552 | ['eng'] | ['Chan, H M', 'Tsou, S T'] | ['Standard Model with Duality'] | ['Particle Physics - Theory'] | ['talk, Zakopane 1997/05/30', 'gauge field theory, Yang-Mills', 'duality', 'monopole', 'loop space', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712171'] | ['The Dualized Standard Model which has a number of very interesting physical consequences is itself based on the concept of a nonabelian generalization to electric-magnetic duality. This paper explains first the reasons why the ordinary (Hodge) * does not give duality for the nonabelian theory and then reviews the ste... | ['1998-01-05'] |
9,553 | ['eng'] | ['Argurio, R'] | ['Intersection Rules and Open Branes'] | ['Particle Physics - Theory'] | ['talk, Cargese 1997/05/26', 'space-time', 'membrane model', 'interaction', 'string model', 'M-theory', 'entropy, black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712170'] | ['A general rule determining how extremal branes can intersect in a configuration with zero binding energy is presented. It is derived in a model independent way and without explicit use of supersymmetry, solving a set of classical equations of motion. When specializing to M and type II theories, it is shown that some ... | ['1998-01-05'] |
9,554 | ['eng'] | ['Kärki, T'] | ["Path Integral Localization of the Laplacian on Lie Groups and Selberg's Trace Formula"] | ['Particle Physics - Theory'] | ['operator, Becchi-Rouet-Stora', 'partition function', 'field theory, topological', 'cohomology', 'Donaldson theory', 'fermion, determinant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712169'] | ["In some theories like cohomological topological field theories (Donaldson's theory, the toy models associated with index theorems), supersymmetric field theories and the Duistermaat-Heckman integration formula the BRST gauge fixing is enough to calculate the partition function, which is called the localization method... | ['1998-01-05'] |
9,555 | ['eng'] | ['Leigh, Robert G', 'Rozali, M'] | ['A Note on Six-Dimensional Gauge Theories'] | ['Particle Physics - Theory'] | ['gauge field theory', 'dimension, 6', 'spontaneous compactification, torus', 'soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712168'] | ["We study the new ``gauge'' theories in 5+1 dimensions, and their non-commutative generalizations. We argue that the $\\theta$-term and the non-commutative torus parameters appear on an equal footing in the non-critical string theories which define the gauge theories. The use of these theories as a Matrix description ... | ['1997-12-17'] |
9,556 | ['eng'] | ['Terning, J'] | ['Duals for SU(N) SUSY gauge theories with an antisymmetric tensor'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N))', 'supersymmetry', 'field theory, tensor', 'fermion, flavor', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712167'] | ['I consider N=1 supersymmetric SU(N_c) gauge theories with matter fields consisting of one antisymmetric representation, five flavors, and enough anti-fundamental representations to cancel the gauge anomaly. Previous analyses are extended to the case of even N_c with no superpotential. Using holomorphy I show that the... | ['1997-12-17'] |
9,557 | ['eng'] | ['Dine, Michael', 'Silverstein, E'] | ['New M-theory Backgrounds with Frozen Moduli'] | ['Particle Physics - Theory'] | ['M-theory', 'background field', 'orbifold', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712166'] | ['We propose examples, which involve orbifolds by elements of the U-duality group, with M-theory moduli fixed at the eleven-dimensional Planck scale. We begin by reviewing asymmetric orbifold constructions in perturbative string theory, which fix radial moduli at the string scale. Then we consider non-perturbative aspe... | ['1997-12-17'] |
9,558 | ['eng'] | ['Dörrzapf, M'] | ['The embedding structure of unitary N=2 minimal models'] | ['Particle Physics - Theory'] | ['supersymmetry', 'algebra, conformal', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712165'] | ['We derive the embedding structure of unitary N=2 minimal models and show as a result that these representations have a degeneration of uncharged singular states. This corrects some earlier mistakes made in the literature. We discuss the connexion to the N=2 character formulae and finally give a proof for the embeddin... | ['1997-12-17'] |
9,559 | ['eng'] | ['Kehagias, A A', 'Partouche, H'] | ['D-instanton corrections as (p,q)-string effects and non-renormalization theorems'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'dimension, 10', 'effective action', 'derivative, high', 'duality', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712164'] | ['We discuss higher derivative interactions in the type IIB superstring in ten dimensions. From the fundamental string point of view, the non-perturbative corrections are due to D-instantons. We argue that they can alternatively be understood as arising from (p,q)-strings. We derive a non-renormalization theorem for ei... | ['1997-12-17'] |
9,560 | ['eng'] | ['Abou-Zeid, M'] | ['D-Brane Actions, Intrinsic Geometry and Duality'] | ['Particle Physics - Theory'] | ['talk, Cargese 1997/05/26', 'membrane model, D-brane', 'membrane model, p-brane', 'supersymmetry', 'field theory, action', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712163'] | ['We discuss an alternative form of the supersymmetric D-$p$-brane action which is quadratic in derivatives of $X$ and linear in $F_{\\mu \\nu}$. This action involves an auxiliary worldvolume tensor and generalises the simplification of the Nambu-Goto action for $p$-branes using a symmetric metric. When the worldvolume... | ['1997-12-17'] |
9,561 | ['eng'] | ['Papadopoulos, G J'] | ['T-Duality and the Worldvolume Solitons of Five-Branes and KK-Monopoles'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 5', 'supersymmetry', 'bound state', 'soliton', 'Kaluza-Klein model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712162'] | ["We show that the fluxes of the various six-dimensional `gauge' theories are associated to bound states below threshold of D-branes with the NS-5-branes and KK-monopoles which preserve half of the supersymmetry of the bulk. We then find the supergravity solutions that correspond to these bound states. In addition, we ... | ['1997-12-17'] |
9,562 | ['eng'] | ['Chruscinski, D'] | ['Point Charge in the Born-Infeld Electrodynamics'] | ['Particle Physics - Theory'] | ['Born-Infeld model', 'electromagnetic interaction', 'field equations, nonlinear', 'charged particle', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712161'] | ['We show that the nonlinear Born-Infeld field equations supplemented by the "dynamical condition" (certain boundary condition for the field along the particle\'s trajectory) define perfectly deterministic theory, i.e. particle\'s trajectory is determined without any equations of motion. It is a first step towards cons... | ['1997-12-17'] |
9,563 | ['eng'] | ['Costa, M S', 'Perry, M J'] | ['Torons and black hole entropy'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'spontaneous compactification, torus', 'supersymmetry', 'background field', 'supergravity', 'black hole, entropy', 'dimension, 5', 'string model, open', 'gauge field theory, Yang-Mills'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712160'] | ["We consider a supersymmetric system of D-5-branes compactified on a 5-torus with a self-dual background field strength on a 4-torus and carrying left-moving momentum along a circle. The corresponding supergravity solution describes a 5-dimensional black hole with a regular horizon. The entropy of this black hole may ... | ['1997-12-17'] |
9,564 | ['eng'] | ['Taylor, W', 'Van Raamsdonk, M'] | ['Angular momentum and long-range gravitational interactions in Matrix theory'] | ['Particle Physics - Theory'] | ['membrane model', 'matrix model', 'effective potential, graviton', 'gravitation, long-range', 'angular momentum', 'space-time, Kerr', 'perturbation theory, higher-order', 'tensor, energy-momentum', 'supergravity', 'expansion, long-range'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712159'] | ['We consider subleading terms in the one-loop Matrix theory potential between a classical membrane state and a supergraviton. Nontrivial terms arise at order v/r^8 and v^3/r^8 which are proportional to the angular momentum of the membrane state. The effective potential for a graviton moving in a boosted Kerr-type metr... | ['1997-12-17'] |
9,565 | ['eng'] | ['Pioline, B'] | ['D-effects in Toroidally Compactified Type II String Theory'] | ['Particle Physics - Theory'] | ['talk, Neuchatel 1997/09/18', 'string model', 'spontaneous compactification, torus', 'effective action', 'derivative, high', 'supersymmetry', 'membrane model, D-brane', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712155'] | ['We review exact results obtained for R^4 couplings in maximally supersymmetric type II string theories. These couplings offer a privileged scene to understand the rules of semiclassical calculus in string theory. Upon expansion in weak string coupling, they reveal an infinite sum of non-perturbative e^{-1/g} effects ... | ['1997-12-17'] |
9,566 | ['eng'] | ['Gieres, François'] | ['About Symmetries in Physics'] | ['Particle Physics - Theory'] | ['lectures, Dolomieu 1997/03/17.8', 'symmetry', 'space-time', 'invariance, Lorentz', 'conservation law', 'invariance, conformal', 'algebra, Lie', 'supersymmetry', 'symmetry, internal', 'gauge field theory', 'duality, symmetry', 'group theory', 'symmetry breaking', 'symmetry, spontaneously broken', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712154'] | ['The goal of this introduction to symmetries is to present some general ideas, to outline the fundamental concepts and results of the subject and to situate a bit the following lectures of this school. [These notes represent the write-up of a lecture presented at the fifth ``Seminaire Rhodanien de Physique: Sur les Sy... | ['1997-12-17'] |
9,567 | ['eng'] | ['Ketov, S V'] | ['The hypermultiplet low-energy effective action, N=2 supersymmetry breaking and confinement'] | ['Particle Physics - Theory'] | ['talk, Buckow 1997/09/02', 'talk, Wittenberg 1997/11/14', 'gauge field theory, Yang-Mills', 'supersymmetry', 'effective action', 'supersymmetry, symmetry breaking', 'symmetry, spontaneously broken', 'confinement'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712152'] | ["Some exact solutions to the hypermultiplet low-energy effective action in N=2 supersymmetric four-dimensional gauge field theories with massive `quark' hypermultiplets are discussed. The need for a spontaneous N=2 supersymmetry breaking is emphasized, because of its possible relevance in the search for an ultimate th... | ['1997-12-17'] |
9,568 | ['eng'] | ['Karnas, S', 'Ketov, S V'] | ['An action of N=8 self-dual supergravity in ultra-hyperbolic harmonic superspace'] | ['Particle Physics - Theory'] | ['superspace, harmonic', 'supergravity, duality', 'field theory, action', 'space-time, signature', 'gauge field theory, Yang-Mills', 'diffeomorphism, invariance', 'invariance, Lorentz', 'supersymmetry, superfield'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712151'] | ["The N-extended self-dual supergravity in the ultra-hyperbolic four-dimensional spacetime of kleinian signature (2+2) is given in the N-extended harmonic superspace. We reformulate the on-shell N-extended self-dual supergravity constraints of Siegel to a `zero-curvature' representation, and solve all of them but one i... | ['1997-12-17'] |
9,569 | ['eng'] | ['Sen, A'] | ['Black holes and Elementary String States in N=2 Supersymmetric String Theories'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'supersymmetry', 'black hole, entropy', 'spontaneous compactification'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712150'] | ['We compare the logarithm of the degeneracy of BPS saturated elementary string states and the string modified Bekenstein-Hawking entropy of the corresponding black holes in N=2 supersymmetric heterotic string compactification to four dimensions. As in the case of N=4 supersymmetric theory, the two results match up to ... | ['1997-12-17'] |
9,570 | ['eng'] | ['Ahn, C'] | ['Confining Phase of N=1 $Sp(N_{c})$ Gauge Theories via M Theory Fivebrane'] | ['Particle Physics - Theory'] | ['gauge field theory, Sp(N)', 'confinement', 'M-theory', 'membrane model, p-brane', 'p-brane, 5', 'supersymmetry', 'effective potential', 'perturbation theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712149'] | ["The moduli space of vacua for the confining phase of N=1 $Sp(N_c)$ supersymmetric gauge theories in four dimensions is studied by M theory fivebrane. We construct M theory fivebrane configuration corresponding to the perturbation of superpotential in which the power of adjoint field is related to the number of NS'5 b... | ['1997-12-17'] |
9,571 | ['eng'] | ['Markopoulou, F', 'Smolin, L'] | ['Nonperturbative dynamics for abstract (p,q) string networks'] | ['Particle Physics - Theory'] | ['string model', 'model, spin', 'Riemann surfaces', 'triangulation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712148'] | ['We describe abstract (p,q) string networks which are the string networks of Sen without the information about their embedding in a background spacetime. The non-perturbative dynamical formulation invented for spin networks, in terms of causal evolution of dual triangulations, is applied to them. The formal transition... | ['1997-12-17'] |
9,572 | ['eng'] | ['Alexandre, J', 'Branchina, Vincenzo', 'Polonyi, J'] | ['Global Renormalization Group'] | ['Particle Physics - Theory'] | ['renormalization group, beta function', 'scaling', 'phi**n model, 4', 'propagator', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712147'] | ['The motivation and the challenge in applying the renormalization group for systems with several scaling regimes is briefly outlined. The four dimensional regime is identified in the vicinity of the spinodal instability region. It is pointed out that the effective theory defined in the vicinity of the spinodal instabi... | ['1997-12-16'] |
9,573 | ['eng'] | ['Green, M B', 'Kutasov, D'] | ['Monstrous Heterotic Quantum Mechanics'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification', 'coset space', 'quantum mechanics'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712146'] | ['A compactification of the heterotic string is considered which describes a particle propagating in the symmetric space M = SO(9,1;Z)\\SO(9,1;R)/SO(9;R) in interaction with excited states whose dynamics is (1+1)-dimensional. The model appears to describe D-particle dynamics in type IIA string theory on M.'] | ['1997-12-16'] |
9,574 | ['eng'] | ['Hanany, A', 'Zaffaroni, A'] | ['Branes and Six Dimensional Supersymmetric Theories'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 5', 'p-brane, 6', 'p-brane, 8', 'supersymmetry', 'dimension, 6', 'charge, conservation law', 'anomaly', 'renormalization group, transformation', 'fixed point', 'instanton, E(8) x E(8)', 'instanton, SO(32)', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712145'] | ['We consider configurations of sixbranes, fivebranes and eightbranes in various superstring backgrounds. These configurations give rise to $(0,1)$ supersymmetric theories in six dimensions. The condition for RR charge conservation of a brane configuration translates to the condition that the corresponding field theory... | ['1997-12-16'] |
9,575 | ['eng'] | ['Das, A', 'Dunne, G'] | ['Finite Temperature Perturbation Theory and Large Gauge Invariance'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'fermion, flavor', 'Chern-Simons term', 'dimension, 1', 'perturbation theory, higher-order', 'finite temperature', 'effective action', 'propagator', 'vertex function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712144'] | ['We examine finite temperature perturbation theory for Chern-Simons theories, in the context of an analogue 0+1-dimensional model. In particular, we show how nonextensive terms arise in the perturbative finite temperature effective action, using both the real-time and imaginary-time formalisms. We illustrate how large... | ['1997-12-16'] |
9,576 | ['eng'] | ['Brunner, Ilka', 'Karch, A'] | ['Branes at Orbifolds versus Hanany Witten in Six Dimensions'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 5', 'gauge field theory, SO(32)', 'dimension, 6', 'fixed point', 'charge, conservation law', 'anomaly', 'singularity', 'orbifold', 'instanton', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712143'] | ['We reconstruct non-trivial 6d theories obtained by Blum and Intriligator by considering IIB or SO(32) 5 branes at ALE spaces in the language of Hanany Witten setups. Using ST duality we make the equivalence of the two approaches manifest, thereby uncovering several new T-duality relations between the group theoretic ... | ['1997-12-16'] |
9,577 | ['eng'] | ['Behrndt, K', 'Brunner, Ilka'] | ['Entropy of bound states in the matrix description of M5-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 5', 'M-theory', 'matrix model', 'phase space', 'soliton', 'bound state', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712142'] | ['Like the M-theory itself also the worldvolume theory of the M5-brane contains brane excitations, which can be extracted from the supersymmetry algebra. Bound states (intersecting branes) of the worldvolume can be translated into bound states of {11-d} SUGRA. In this paper, we discuss the matrix description for these ... | ['1997-12-16'] |
9,578 | ['eng'] | ['Angelantonj, Carlo'] | ['Aspects of Type I Compactifications and Type I-Heterotic Duality'] | ['Particle Physics - Theory'] | ['talk, Seoul/Suanbo 1997/09/01', 'string model, heterotic', 'spontaneous compactification, torus', 'orbifold', 'vacuum state', 'dimension, 6', 'dimension, 4', 'gauge field theory, SO(8) x U(12)', 'fermion, flavor', 'flavor, 3', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712141'] | ['We review the construction of open descendants of the type IIB superstring on the Z-orbifold. It results in a chiral four-dimensional model with gauge group $SO(8) \\otimes U(12)$ and three generations of matter in the $(8,12^*)\\oplus (1,66)$ representations. As a test of type I - heterotic duality, that reduces to ... | ['1997-12-16'] |
9,579 | ['eng'] | ['Ferreira, P M', 'Gracey, J A'] | ['Non-$\\zeta$ knots in the renormalization of the Wess-Zumino model?'] | ['Particle Physics - Theory'] | ['Wess-Zumino model', 'symmetry, O(N)', 'expansion 1/N', 'renormalization group, beta function', 'Dyson-Schwinger equation', 'critical phenomena', 'regularization, zeta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712140'] | ['We solve the Schwinger Dyson equations of the O(N) symmetric Wess-Zumino model at O(1/N^3) at the non-trivial fixed point of the d-dimensional beta-function and deduce a critical exponent for the wave function renormalization at this order. By developing the epsilon-expansion of the result, which agrees with known pe... | ['1997-12-16'] |
9,580 | ['eng'] | ['Labastida, J M F', 'Pérez, E'] | ['Gauge-Invariant Operators for Singular Knots in Chern-Simons Gauge Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'dimension, 3', 'Chern-Simons term', 'Wilson loop', 'operator, algebra', 'invariance, gauge', 'knot theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712139'] | ['We construct gauge invariant operators for singular knots in the context of Chern-Simons gauge theory. These new operators provide polynomial invariants and Vassiliev invariants for singular knots. As an application we present the form of the Kontsevich integral for the case of singular knots.'] | ['1997-12-16'] |
9,581 | ['eng'] | ['Ferreira, P M', 'Gracey, J A'] | ['The $\\beta$-function of the Wess-Zumino model at $O(1/N^{2})$'] | ['Particle Physics - Theory'] | ['Wess-Zumino model', 'supersymmetry, superfield', 'symmetry, O(N)', 'expansion 1/N', 'renormalization group, beta function', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712138'] | ['We extend the critical point self-consistency method used to solve field theories at their d-dimensional fixed point in the large N expansion to include superfields. As an application we compute the beta-function of the Wess-Zumino model with an O(N) symmetry to O(1/N^2). This result is then used to study the effect ... | ['1997-12-16'] |
9,582 | ['eng'] | ['Penati, S', 'Zanon, D'] | ['The nonminimal scalar multiplet coupled to supersymmetric Yang-Mills'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry, superfield', 'coupling, matter', 'effective action', 'propagator', 'perturbation theory, higher-order', 'invariance, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712137'] | ['We consider the coupling of nonminimal scalar multiplets to supersymmetric Yang-Mills in four dimensions and compute the one-loop contribution to the low-energy effective action in the abelian sector. We show that the resulting theory realizes the dual version of the corresponding one from N=2 supersymmetric Yang-Mil... | ['1997-12-16'] |
9,583 | ['eng'] | ['Alvarez, Enrique', 'Meessen, P'] | ['Newtonian Matrix Cosmology'] | ['Particle Physics - Theory'] | ['astrophysics, model', 'matrix model', 'dimension, 11', 'momentum, infinite', 'solution, static', 'geometry, background', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712136'] | ['A Newtonian matrix cosmology, correspoding to the BFSS model of eleven-dimensional M-theory in the IMF as a (0+1) M(atrix) model is constructed. Interesting new results are obtained, such as the existence of (much sought for in the past) static solutions. The possible interpretation of the off-diagonal entries as a b... | ['1997-12-16'] |
9,584 | ['eng'] | ['Barbón, José L F', 'Pasquinucci, A'] | ['D0-Branes as Instantons in D=4 Super Yang-Mills Theories'] | ['Particle Physics - Theory'] | ['talk, Neuchatel 1997/09/18', 'gauge field theory, SU(N)', 'supersymmetry', 'moduli space, instanton', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 0', 'p-brane, 4', 'p-brane, 6'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712135'] | ['We discuss the role of D0-branes as instantons in the construction of SU(N) Super Yang-Mills and Super QCD theories in four space-time dimensions with D4-, D6- and NS-branes. [To appear in the proceedings of the conference "Quantum Aspects of Gauge Theories, Supersymmetry and Unification", held at Neuchatel Universit... | ['1997-12-16'] |
9,585 | ['eng'] | ['Park, D K', 'Yoo, S K'] | ["Equivalence of renormalization with self-adjoint extension in Green's function formalism"] | ['Particle Physics - Theory'] | ['quantum mechanics', 'model, oscillator', 'propagator', 'energy dependence', 'renormalization', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712134'] | ["Energy-dependent Green's functions for the two and three dimensional incorporating the renormalization and the self-adjoint extension into the Green's function formalism, respectively. It is shown that both methods yield an identical Green's function if a certain relation between the self-adjoint extension parameter ... | ['1997-12-16'] |
9,586 | ['eng'] | ['Halpern, M B', 'Schwartz, C'] | ['Asymptotic Search for Ground States of SU(2) Matrix Theory'] | ['Particle Physics - Theory'] | ['matrix model, SU(2)', 'Hamiltonian formalism', 'Schroedinger equation', 'asymptotic behavior', 'ground state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712133'] | ['We introduce a complete set of gauge-invariant variables and a generalized Born-Oppenheimer formulation to search for normalizable zero-energy asymptotic solutions of the Schrodinger equation of SU(2) matrix theory. The asymptotic method gives only ground state candidates, which must be further tested for global stab... | ['1997-12-16'] |
9,587 | ['eng'] | ['Deser, Stanley D', 'Griguolo, L', 'Seminara, D'] | ['Definition of Chern-Simons Terms in Thermal $QED_3$ Revisited'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'dimension, 3', 'Chern-Simons term', 'finite temperature', 'topology', 'cohomology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712132'] | ['A novel derivation of the correct definition of the Chern-Simons term in the topologically non trivial context of thermal $QED_3$ is given, based on a transgression descent from a D=4 background connection. The result agrees with earlier cohomology conclusions and can be also used to justify a recent simple heuristic... | ['1997-12-16'] |
9,588 | ['eng'] | ['Leifer, P'] | ['Quantum Field Theory on Fock Projective Space'] | ['Particle Physics - Theory'] | ['field theoretical model, CP(N-1)', 'dimension, 2', 'phase space, Hilbert space', 'conservation law', 'quantization, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712131'] | ["It is shown that some analog of the ``second quantization'' exists in the framework of CP(N) theory. I analyse conditions under that ``geometrical bosons'' may be identified with real physical fields. The compact character of a state manifold should preserve the quantities of dynamical variables from divergences."] | ['1997-12-16'] |
9,589 | ['eng'] | ['Horava, P'] | ['M-Theory as a Holographic Field Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'dimension, 11', 'supersymmetry', 'astrophysics, model', 'space-time', 'transformation, diffeomorphism', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712130'] | ["We suggest that M-theory could be non-perturbatively equivalent to a local quantum field theory. More precisely, we present a ``renormalizable'' gauge theory in eleven dimensions, and show that it exhibits various properties expected of quantum M-theory, most notably the holographic principle of 't~Hooft and Susskind... | ['1997-12-15'] |
9,590 | ['eng'] | ['Chalmers, G'] | ['Momumentum Analyticity and Finiteness of Compactified String Amplitudes; 1, Tori'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'spontaneous compactification', 'scattering amplitude, finite', 'momentum, analytic properties', 'regularization', 'infrared problem', 'dispersion relations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712129'] | ['We generalize to the case of compactified superstrings a construction given previously for critical superstrings of finite one loop amplitudes that are well-defined for all external momenta. The novel issues that arise for compactified strings are the appearance of infrared divergences from the propagation of massles... | ['1997-12-15'] |
9,591 | ['eng'] | ['González-Rey, F'] | ['Feynman Rules in N=2 projective superspace; 3, Yang-Mills multiplet'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry, superspace', 'perturbation theory, higher-order', 'transformation, gauge', 'propagator'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712128'] | ['The kinetic action of the N=2 Yang-Mills vector multiplet can be written in projective N=2 superspace using projective multiplets. It is possible to perform a simple N=2 gauge fixing, which translated to N=1 component language makes the kinetic terms of gauge potentials invertible. After coupling the Yang-Mills multi... | ['1997-12-15'] |
9,592 | ['eng'] | ['Lee, D'] | ["Singularities of massless planar diagrams, large-$N_{c}$ mesons in $3+1$ dimensions, and the 't Hooft model"] | ['Particle Physics - Theory'] | ['quark antiquark, interaction', 'massless', 'dimension, 2', 'dimension, 4', 'meson', 'expansion 1/N, color', 'Bethe-Salpeter equation', 'operator product expansion', 'infrared problem', 'Feynman graph, planar'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712127'] | ["We study the singular Landau surfaces of planar diagrams contributing to scattering of a massless quark and antiquark in 3+1 dimensions. In particular, we look at singularities which remain after integration with respect to the various angular degrees of freedom. We derive a general relation between these singulariti... | ['1997-12-15'] |
9,593 | ['eng'] | ['Asorey, M', 'Falceto, F'] | ['Vacuum structure of $CP^{N}$ sigma models at $\\theta = \\pi$'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'field theoretical model, CP(N-1)', 'dimension, 2', 'parity, violation', 'symmetry, spontaneously broken', 'Theta parameter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712126'] | ['We show that parity symmetry is not spontaneously broken in the CP^N sigma model for any value of N when the coefficient of the $\\theta$--term becomes of the nodal structure of the vacuum functional $\\psi_0(z)$. The dynamical role of sphalerons turns out to be very important for the argument. The result introduces ... | ['1997-12-15'] |
9,594 | ['eng'] | ['Brandt, F', 'Gomis, J P', 'Simón, J'] | ['Cohomological analysis of bosonic D-strings'] | ['Particle Physics - Theory'] | ['string model, boson', 'string model, D-string', 'cohomology, Becchi-Rouet-Stora', 'ghost', 'field theory, deformation', 'current, conservation law', 'anomaly, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712125'] | ['The BRST cohomology on local functionals is analysed at all ghost numbers for effective bosonic D-strings and generalizations thereof, in target spaces of any dimension and geometry, and for any number of abelian world-sheet gauge fields. The classification of the corresponding action functionals is part of the resul... | ['1997-12-15'] |
9,595 | ['eng'] | ['Schrör, B'] | ['Modular Wedge Localization and the d=1+1 Formfactor Program'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'dimension, 2', 'operator, algebra', 'n-point function, factorization', 'form factor', 'Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712124'] | ['In this paper I continue the study of the new nonperturbative framework of modular localization and its constructive use in the d=1+1 Karowski-Weisz-Smirnov formfactor program. Particular attention is focussed on the connection of the (Zamolodchikov) algebraic structure and its relation to the Riemann-Hilbert problem... | ['1997-12-15'] |
9,596 | ['eng'] | ['Gusynin, V P', 'Reenders, M'] | ['Analytic Structure of Scalar Composites in the Symmetric Phase of the Gauged Nambu-Jona-Lasinio Model'] | ['Particle Physics - Theory'] | ['Jona-Lasinio-Nambu model', 'gauge field theory', 'perturbation theory, higher-order', 'approximation, quenching', 'ladder approximation', 'symmetry, chiral', 'symmetry, dynamically broken', 'operator, composite', 'vertex function', 'Dyson-Schwinger equation', 'sigma meson, vacuum polarization', 'four-fermion interact... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712123'] | ['The gauged Nambu-Jona-Lasinio model in the quenched-ladder approximation has non-trivial dynamics near a critical scaling region (critical curve) separating a chiral symmetric and a dynamically chiral symmetry broken phase. Scalar and pseudoscalar composites corresponding to the four-fermion interaction become releva... | ['1997-12-15'] |
9,597 | ['eng'] | ['Giovannini, M'] | ['Regular Cosmological Examples of Tree-Level Dilaton-Driven Models'] | ['Particle Physics - Theory'] | ['astrophysics, model', 'string model', 'effective action', 'tree approximation', 'coupling, dilaton', 'space-time', 'field equations, solution', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712122'] | ["We construct some examples of analytic solutions of the low energy (i.e. tree-level) string cosmological effective action. We work with the ``minimal'' field content (i.e. graviton and dilaton) in the absence of any dilaton potential. Provided the metric is sufficiently inhomogeneous (but still diagonal) we find solu... | ['1997-12-15'] |
9,598 | ['eng'] | ['Hirayama, M', 'Matsubara, S'] | ['Stokes Theorem for Loop Variables of Non-Abelian Gauge Field'] | ['Particle Physics - Theory'] | ['gauge field theory, nonabelian', 'Stokes theorem', 'Bianchi identity', 'Wilson loop'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712120'] | ['A simple analytic proof of the formula known as the non-Abelian Stokes theorem is given. It is explicitly shown that the consistency of the formula is guaranteed by the Bianchi identity for the gauge field. An attempt is made to construct the Lagrangian for the gauge field in terms of loop variables.'] | ['1997-12-15'] |
9,599 | ['eng'] | ['Cvetic, M', 'Larsen, F'] | ['Greybody Factors for Black Holes in Four Dimensions'] | ['Particle Physics - Theory'] | ['black hole, geometry', 'string model', 'radiation, Hawking', 'model, spectator', 'particle, spin', 'coupling, minimal', 'spectra, emission', 'correlation function', 'field equations', 'perturbation theory', 'flux', 'cross section, absorption', 'wave function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9712118'] | ["We compute the emission spectrum of minimally coupled particles with spin that are Hawking radiated from four dimensional black holes in string theory. For a range of the black hole parameters the result has a product structure that may be interpreted in terms of the respective right- and left-moving thermal correlat... | ['1997-12-12'] |
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