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 |
|---|---|---|---|---|---|---|---|---|
5,600 | ['eng'] | ['Skiba, W'] | ['Correlators of short multitrace operators in N=4 supersymmetric yang-Mills theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(4)', 'supersymmetry', 'operator, scalar', 'group theory, representation', 'correlation function', 'radiative correction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907088'] | ['Multi-trace scalar operators in the (0,k,0) representations of SU(4)_R share many properties with their single-trace analogs. These multi-trace operators are primary fields of short representations of the N=4 superconformal group. Thus, they have protected dimensions. We show that two- and three-point correlator func... | ['1999-07-14'] |
5,601 | ['eng'] | ['Bars, Itzhak', 'Deliduman, C', 'Minic, D'] | ['String Theory on $AdS_{3}$ Revisited'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'space-time, anti-de Sitter', 'space-time, S(3)', 'current algebra, SL(2,R)', 'Wess-Zumino-Witten model', 'group theory, SU(2/1,1)', 'group theory, OSp(4/2)', 'operator, vertex', 'operator, algebra', 'operator product expansion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907087'] | ['We discuss string theory on AdS_3\\times S^3\\times M^4 with particular emphasis on unitarity and state-operator correspondence. The AdS-CFT correspondence, in the Minkowski signature, is re-examined by taking into account the only allowed unitary representation: the principal series module of the affine current alge... | ['1999-07-14'] |
5,602 | ['eng'] | ['Park, J', 'Rabadan, Raul', 'Uranga, A M'] | ['Orientifolding the conifold'] | ['Particle Physics - Theory'] | ['supersymmetry', 'orientifold', 'orbifold', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 4', 'duality', 'scattering amplitude', 'geometry', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907086'] | ['In this paper we study the N=1 supersymmetric field theories realized on the world-volume of type IIB D3-branes sitting at orientifolds of non-orbifold singularities (conifold and generalizations). Several chiral models belong to this family of theories. These field theories have a T-dual realization in terms of type... | ['1999-07-13'] |
5,603 | ['eng'] | ['Arutyunov, G E', 'Frolov, S'] | ['Some Cubic Couplings in Type IIB Supergravity on $AdS_{5} \\times S^{5}$ and Three-point Functions in $SYM_{4}$ at Large $N$'] | ['Particle Physics - Theory'] | ['supergravity, action', 'space-time, anti-de Sitter', 'dimension, 10', 'field theory, scalar', 'graviton', 'vertex function', 'gauge field theory, Yang-Mills', 'dimension, 4', 'operator, chiral', 'field theory, tensor', 'field theory, vector'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907085'] | ['All cubic couplings in type IIB supergravity on $AdS_5\\times S^5$ that involve two scalar fields $s^I$ that are mixtures of the five form field strength on $S^5$ and the trace of the graviton on $S^5$ are derived by using the covariant equations of motion and the quadratic action for type IIB supergravity on $AdS_5\... | ['1999-07-13'] |
5,604 | ['eng'] | ['Francesco, P D', 'Guitter, E', 'Kristjansen, C F'] | ['Integrable 2D Lorentzian Gravity and Random Walks'] | ['Particle Physics - Theory'] | ['quantum gravity, Lorentz', 'dimension, 2', 'model, discrete', 'transfer matrix', 'triangulation, Lorentz', 'random walk', 'space-time', 'integrability', 'universality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907084'] | ['We introduce and solve a family of discrete models of 2D Lorentzian gravity with higher curvature, which possess mutually commuting transfer matrices, and whose spectral parameter interpolates between flat and curved space-times. We further establish a one-to-one correspondence between Lorentzian triangulations and d... | ['1999-07-13'] |
5,605 | ['eng'] | ['Peñalba, J P'] | ['A Matrix Model for Type 0 Strings'] | ['Particle Physics - Theory'] | ['string model, interaction', 'matrix model', 'orbifold', 'gauge field theory, Yang-Mills', 'partition function', 'membrane model, spectra', 'potential, long-range', 'duality', 'nonperturbative'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907083'] | ['A matrix model for type 0 strings is proposed. It consists in making a non-supersymmetric orbifold projection in the Yang-Mills theory and identifying the infrared configurations of the system at infinite coupling with strings. The correct partition function is calculated. Also, the usual spectrum of branes is found.... | ['1999-07-13'] |
5,606 | ['eng'] | ['Zucker, M A'] | ['Minimal Off-Shell Supergravity in Five Dimensions'] | ['Particle Physics - Theory'] | ['supergravity, off-shell', 'model, minimal', 'dimension, 5', 'current, multiplet', 'gauge field theory, Yang-Mills', 'supersymmetry', 'Lagrangian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907082'] | ['We give an off-shell formulation of N=2 Poincare supergravity in five dimensions'] | ['1999-07-13'] |
5,607 | ['eng'] | ['Lusanna, L'] | ['Towards a unified description of the four interactions in terms of Dirac-Bergmann observables'] | ['Particle Physics - Theory'] | ['unified field theory', 'relativity theory, general', 'electromagnetic interaction', 'strong interaction', 'weak interaction', 'field theory, action', 'Hamiltonian formalism', 'geometry', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907081'] | ['A review is given of the status and developments of the research program aiming to reformulate the physics of the four interactions at the classical level in a unified way in terms of Dirac-Bergmann observables with special emphasis on the open mathematical, physical and interpretational problems.'] | ['1999-07-13'] |
5,608 | ['eng'] | ['Steinhardt, Paul Joseph'] | ['General considerations of the cosmological constant and the stabilization of moduli in the brane-world picture'] | ['Particle Physics - Theory'] | ['astrophysics, fundamental constant', 'vacuum state, energy', 'membrane model', 'matter', 'domain wall', 'gravitation, interaction', 'stability, moduli', 'supersymmetry, symmetry breaking'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907080'] | ['We argue that the brane-world picture with matter-fields confined to 4-d domain walls and with gravitational interactions across the bulk disallows adding an arbitrary constant to the low-energy, 4-d effective theory -- which finesses the usual cosmological constant problem. The analysis also points to difficulties i... | ['1999-07-13'] |
5,609 | ['eng'] | ['Minces, P', 'Rivelles, V O'] | ['Scalar Field Theory in the AdS/CFT Correspondence Revisited'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'field theory, conformal', 'field theory, scalar', 'boundary condition', 'two-point function', 'holography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907079'] | ['We consider the role of boundary conditions in the $AdS_{d+1}/CFT_{d}$ correspondence for the scalar field theory. Also a careful analysis of some limiting cases is presented. We study three possible types of boundary conditions, Dirichlet, Neumann and mixed. We compute the two-point functions of the conformal operat... | ['1999-07-13'] |
5,610 | ['eng'] | ['Karabali, Dimitra', 'Kim, C', 'Nair, V P'] | ['Gauge invariant variables and the Yang-Mills-Chern-Simons theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'Chern-Simons term', 'dimension, 3', 'gauge boson, mass', 'mass, gap', 'Wilson loop', 'Hamiltonian formalism', 'Schroedinger equation', 'wave function', 'screening', 'Wess-Zumino-Witten model', 'fermion, Dirac', 'dimension, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907078'] | ['A Hamiltonian analysis of Yang-Mills (YM) theory in (2+1) dimensions with a level $k$ Chern-Simons term is carried out using a gauge invariant matrix parametrization of the potentials. The gauge boson states are constructed and the contribution of the dynamical mass gap to the gauge boson mass is obtained. Long dista... | ['1999-07-13'] |
5,611 | ['eng'] | ['Vongehr, S'] | ['Examples of Black Holes in Two-Time Physics'] | ['Particle Physics - Theory'] | ['black hole, horizon', 'dimension, 2', 'symmetry, Sp(2)', 'phase space', 'time, 2', 'duality, gauge', 'particle, relativistic', 'dimension, 3', 'hidden symmetry', 'background, higher-dimensional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907077'] | ['Two time theory is derived via localization of the global Sp(2) [or Osp(1/2), Osp(N/2), Sp(2N),...] symmetry in phase space in order to give a self contained introduction to two time theory. Then it is shown that from the two-times physics point of view theories of point particles on many known black hole backgrounds... | ['1999-07-13'] |
5,612 | ['eng'] | ['David, J R', 'Mandal, G', 'Wadia, S R'] | ['D1/D5 Moduli in SCFT and Gauge Theory, and Hawking Radiation'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'supersymmetry', 'supergravity', 'moduli space', 'orbifold', 'sigma model', 'group theory, representation', 'gauge field theory, SU(N)', 'radiation, Hawking'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907075'] | ["We construct marginal operators of the orbifold SCFT corresponding to all twenty near-horizon moduli in supergravity, including operators involving twist fields which correspond to the blowing up modes. We identify the operators with the supergravity moduli in a 1-1 fashion by inventing a global SO(4) algebra in the ... | ['1999-07-13'] |
5,613 | ['eng'] | ['Park, J', 'Rabadan, Raul', 'Uranga, A M'] | ['N=1 Type IIA brane configurations, Chirality and T-duality'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 4', 'orbifold', 'orientifold', 'duality, T-duality', 'particle, multiplet', 'group theory, representation', 'geometry', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907074'] | ['We consider four-dimensional N=1 field theories realized by type IIA brane configurations of NS-branes and D4-branes, in the presence of orientifold six-planes and D6-branes. These configurations are known to present interesting effects associated to the appearance of chiral symmetries and chiral matter in the four-d... | ['1999-07-13'] |
5,614 | ['eng'] | ['Ahn, C', 'Fateev, V A', 'Kim, C', 'Rim, C', 'Yang, B'] | ['Reflection Amplitudes of ADE Toda Theories and Thermodynamic Bethe Ansatz'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'thermodynamics, Bethe ansatz', 'asymptotic behavior', 'quantization', 'zero mode', 'central charge', 'scaling', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907072'] | ['We study the ultraviolet asymptotics in affine Toda theories. These models are considered as perturbed non-affine Toda theories. We calculate the reflection amplitudes, which relate different exponential fields with the same quantum numbers. Using these amplitudes we derive the quantization condition for the vacuum w... | ['1999-07-13'] |
5,615 | ['eng'] | ['Itakura, K', 'Maedan, S'] | ['Dynamical Chiral Symmetry Breaking on the Light Front; 1, DLCQ Approach'] | ['Particle Physics - Theory'] | ['Jona-Lasinio-Nambu model', 'coupling, Yukawa', 'quantization, light front', 'discrete', 'Hamiltonian formalism', 'constraint, solution', 'symmetry breaking, chiral', 'symmetry, dynamically broken', 'fermion, condensation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907071'] | ["The dynamical chiral symmetry breaking in the DLCQ method is investigated in detail using a Yukawa-like model closely related to the Nambu-Jona-Lasinio model. By classically solving three constraints characteristic of the light-front formalism, we show that the chiral transformation defined on the light front is equi... | ['1999-07-13'] |
5,616 | ['eng'] | ['Behrndt, K'] | ['Domain walls of D=5 supergravity and fixpoints of N=1 Super Yang Mills'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'supergravity', 'dimension, 5', 'field theory, conformal', 'field theory, anti-de Sitter', 'renormalization group, transformation', 'renormalization group, c-function', 'domain wall', 'field equations, solution', 'soliton, BPS', 'fixed point', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907070'] | ['Employing the AdS/CFT correspondence, we give an explicit supergravity picture for the renormalization group flow of couplings 4-d super Yang Mills with four supercharges. The solution represents a domain wall of 5-d, N=2 supergravity, that interpolates between two (different) $AdS_5$ vacua and is obtained by gauging... | ['1999-07-12'] |
5,617 | ['eng'] | ['Park, Q H', 'Shin, H J'] | ['Vortex Strings and Nonabelian sine-Gordon Theories'] | ['Particle Physics - Theory'] | ['sine-Gordon model, nonabelian', 'vortex', 'string model', 'integrability', 'any-dimensional', 'soliton', 'Baecklund transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907069'] | ['We generalize the Lund-Regge model for vortex string dynamics in 4-dimensional Minkowski space to the arbitrary n-dimensional case. The n-dimensional vortex equation is identified with a nonabelian sine-Gordon equation and its integrability is proven by finding the associated linear equations of the inverse scatterin... | ['1999-07-12'] |
5,618 | ['eng'] | ['Lee, K', 'Park, Q H', 'Shin, H J'] | ['Vortex String Dynamics in an External Antisymmetric Tensor Field'] | ['Particle Physics - Theory'] | ['vortex', 'string model', 'field theory, tensor', 'external field', 'sine-Gordon equation', 'Lund-Regge equation', 'soliton', 'duality', 'sigma model', 'Baecklund transformation', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907068'] | ['We study the Lund-Regge equation that governs the motion of strings in a constant background antisymmetric tensor field by using the duality between the Lund-Regge equation and the complex sine-Gordon equation. Similar to the cases of vortex filament configurations in fluid dynamics, we find various exact solitonic s... | ['1999-07-12'] |
5,619 | ['eng'] | ['Gasperini, M'] | ['Elementary introduction to pre-big bang cosmology and to the relic graviton background'] | ['Particle Physics - Theory'] | ['talk, Villa Olmo 1999/04/19', 'inflationary universe', 'string model', 'graviton, background', 'duality', 'kinematics', 'space-time, horizon', 'perturbation theory', 'effective action', 'numerical calculations', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907067'] | ['This is a contracted version of a series of lectures for graduate and undergraduate students given at the {\\sl ``VI Seminario Nazionale di Fisica Teorica"} (Parma, September 1997), at the Second Int. Conference {\\sl ``Around VIRGO"} (Pisa, September 1998), and at the Second {\\sl SIGRAV} School on {\\sl "Gravitatio... | ['1999-07-12'] |
5,620 | ['eng'] | ['Saffin, P M'] | ['Tiling with almost-BPS states'] | ['Particle Physics - Theory'] | ['Wess-Zumino model', 'dimension, 3', 'supersymmetry', 'domain wall', 'lattice', 'soliton, BPS'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907066'] | ['In the light of recent studies of BPS triple junctions in the Wess-Zumino model we describe techniques to construct infinite lattices using similar junctions. It is shown that whilst these states are only approximately locally BPS they are nevertheless stable to small perturbations, giving a metastable tiling of the ... | ['1999-07-12'] |
5,621 | ['eng'] | ['Polychronakos, A P'] | ['On the virial coefficients of nonabelian anyons'] | ['Particle Physics - Theory'] | ['anyon, nonabelian', 'magnetic field, high', 'group theory, representation', 'symmetry, SU(N)', 'path integral', 'statistics'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907064'] | ['We study a system of nonabelian anyons in the lowest Landau level of a strong magnetic field. Using diagrammatic techniques, we prove that the virial coefficients do not depend on the statistics parameter. This is true for all representations of all nonabelian groups for the statistics of the particles and relies sol... | ['1999-07-12'] |
5,622 | ['eng'] | ['Hirayama, M', 'Ueno, M'] | ['Non-Abelian Stokes Theorem for Wilson Loops Associated with General Gauge Groups'] | ['Particle Physics - Theory'] | ['Stokes theorem, nonabelian', 'Wilson loop', 'path integral', 'differential forms', 'gauge field theory, SU(N)', 'coherent state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907063'] | ["The formula known as the non-Abelian Stokes theorem is given for general semi-simple compact gauge groups. The formula involves a path integral over a group space, and is applicable to Wilson loop variables irrespective of the topology of loops. Some simple expressions analogous to the 't Hooft tensor of a magnetic m... | ['1999-07-12'] |
5,623 | ['eng'] | ['Lowe, D A'] | ['Comments on a Covariant Entropy Conjecture'] | ['Particle Physics - Theory'] | ['entropy', 'energy', 'black hole', 'radiation, Hawking', 'astrophysics'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907062'] | ['Recently Bousso conjectured the entropy crossing a certain light-like hypersurface is bounded by the surface area. We point out a number of difficulties with this conjecture.'] | ['1999-07-09'] |
5,624 | ['eng'] | ['Kostov, Ivan K'] | ['Conformal Field Theory Techniques in Random Matrix models'] | ['Particle Physics - Theory'] | ['talk, Paris 1998/07/27', 'talk, Warwick 1998/11/02', 'matrix model, random', 'field theory, conformal', 'dimension, 2', 'loop space', 'correlation function', 'operator, algebra', 'constraint, Virasoro', 'Riemann surfaces'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907060'] | ['In these notes we explain how the CFT description of random matrix models can be used to perform actual calculations. Our basic example is the hermitian matrix model, reformulated as a conformal invariant theory of free fermions. We give an explicit operator construction of the corresponding collective field theory i... | ['1999-07-09'] |
5,625 | ['eng'] | ['Garavaglia, T', 'Kauffmann, S K'] | ['The principle of symmetric bracket invariance as the origin of first and second quantization'] | ['Particle Physics - Theory'] | ['talk, Stanford 1999/08/09', 'quantization, 1', 'quantization, 2', 'Hamiltonian formalism', 'Schroedinger equation', 'fermion', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907059'] | ['The principle of invariance of the c-number symmetric bracket is used to derive both the quantum operator commutator relation $[\\hat q, \\hat p]=i\\hbar$ and the time-dependent Schrödinger equation. A c-number dynamical equation is found which leads to the second quantized field theory of bosons and fermions.'] | ['1999-07-09'] |
5,626 | ['eng'] | ['Hoppe, J', 'Kazakov, V', 'Kostov, Ivan K'] | ['Dimensionally Reduced $SYM_{4}$ as Solvable Matrix Quantum Mechanics'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'dimension, 4', 'dimensional reduction', 'dimension, 1', 'quantum mechanics', 'cohomology', 'partition function', 'perturbation theory', 'expansion 1/N', 'differential equations, Toda', 'differential equations, hierarchy', 'integrability', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907058'] | ['We study the quantum mechanical model obtained as a dimensional reduction of N=1 super Yang-Mills theory to a periodic light-cone "time". After mapping the theory to a cohomological field theory, the partition function (with periodic boundary conditions) regularized by a massive term appears to be equal to the partit... | ['1999-07-09'] |
5,627 | ['eng'] | ['Müller, U', 'Weigt, G'] | ['Integration of the SL(2,R)/U(1) Gauged WZNW Model with Periodic Boundary Conditions'] | ['Particle Physics - Theory'] | ['Wess-Zumino-Witten model', 'symmetry, SL(2,R)/U(1)', 'gauge field theory', 'boundary condition', 'field theory, conformal', 'zero mode'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907057'] | ['Gauged WZNW models are integrable conformal field theories. We integrate the classical SL(2,R)/U(1) theory with periodic boundary conditions, which describes closed strings moving in a curved target-space geometry. We calculate its Poisson bracket structure by solving an initial state problem. The results differ from... | ['1999-07-09'] |
5,628 | ['eng'] | ['Trunk, M'] | ['An SL(2,R) Model of Constrained Systems'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'symmetry, SL(2,R)', 'invariance, reparametrization', 'linear spaces', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907056'] | ['A reparametrization invariant model, introduced by Montesinos, Rovelli and Thiemann, possessing an SL(2,R) gauge symmetry is treated along the guidelines of an algebraic constraint quantization scheme that translates the vanishing of the constraints into representation conditions for the algebra of observables. The a... | ['1999-07-09'] |
5,629 | ['eng'] | ['Sheikh-Jabbari, S', 'Shirzad, A'] | ['Boundary Conditions as Dirac Constraints'] | ['Particle Physics - Theory'] | ['boundary condition', 'constraint', 'phase space', 'field theory, scalar', 'dimension, 2', 'Hamiltonian formalism', 'Lagrangian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907055'] | ['In this article we show that \\BCs can be treated as \\Lag and \\Ham primary constraints. Using the Dirac method, we find that \\BCs are equivalent to an infinite chain of second class \\con which is a new feature in the context of constrained systems. We discuss the Dirac brackets and the reduced phase space structu... | ['1999-07-09'] |
5,630 | ['eng'] | ['Angelantonj, Carlo'] | ['Non-Supersymmetric Open String Vacua'] | ['Particle Physics - Theory'] | ['talk, Trieste 1999/02/24', 'string model, open', 'vacuum state', 'gauge field theory', 'astrophysics, fundamental constant', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907054'] | ['We review the construction of non-supersymmetric open string vacua in various dimensions. They can be obtained either projecting the (compactified) non-supersymmetric 0B theory, or applying the Scherk-Schwarz mechanism to open strings. Generically, these vacua generate a non-vanishing cosmological constant. However, ... | ['1999-07-09'] |
5,631 | ['eng'] | ['Spence, B'] | ['Topological Born-Infeld Actions and D-Branes'] | ['Particle Physics - Theory'] | ['Born-Infeld model', 'membrane model, D-brane', 'field theory, topological', 'Donaldson-Witten model, abelian', 'tensor, energy-momentum', 'gauge field theory, Yang-Mills', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907053'] | ['We propose that the effective field theories of certain wrapped D-branes are given by topological actions based on Born-Infeld theory. In particular, we present a Born-Infeld version of the Abelian Donaldson-Witten theory. We then consider wrapping D3 branes on calibrated submanifolds and for the Calabi-Yau four-fold... | ['1999-07-09'] |
5,632 | ['eng'] | ['Cavaglià, M', "D'Alfaro, V"] | ['Static Quantization of Two-dimensional Dilaton Gravity and Black Holes'] | ['Particle Physics - Theory'] | ['gravitation, dilaton', 'dimension, 2', 'quantization, static', 'quantum mechanics', 'invariance, gauge', 'Hilbert space', 'mass, operator', 'black hole', 'dimensional reduction', 'dimension, 1', 'symmetry, rotational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907052'] | ['Two-dimensional matterless dilaton gravity is a topological theory and can be classically reduced to a (0+1)-dimensional theory with a finite number of degrees of freedom. If quantization is performed, a simple gauge invariant quantum mechanics is obtained. The properties of the gauge invariant operators and of the H... | ['1999-07-09'] |
5,633 | ['eng'] | ['Frampton, Paul H'] | ['Conformality from Field-String Duality on Abelian Orbifolds'] | ['Particle Physics - Theory'] | ['orbifold, abelian', 'string model', 'field theory, conformal', 'duality', 'symmetry, Z(N)', 'electroweak interaction', 'color, coupling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907051'] | ['If the standard model is embedded in a conformal theory, what is the simplest possibility? We analyse all abelian orbifolds for discrete symmetry $Z_p$ with $p \\leq 7$, and find that the simplest such theory is indeed $SU(3)^7$. Such a theory predicts the correct electroweak unification (sin$^2 \\theta \\simeq 0.231... | ['1999-07-09'] |
5,634 | ['eng'] | ['Balog, J', 'Fehér, L', 'Palla, L'] | ['The Chiral WZNW Phase Space and its Poisson-Lie Groupoid'] | ['Particle Physics - Theory'] | ['Wess-Zumino-Witten model', 'phase space, chiral', 'monodromy', 'R-matrix, exchange', 'Yang-Baxter equation', 'differential forms, symplectic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907050'] | ["The precise relationship between the arbitrary monodromy dependent 2-form appearing in the chiral WZNW symplectic form and the `exchange r-matrix' that governs the corresponding Poisson brackets is established. Generalizing earlier results related to diagonal monodromy, the exchange r-matrices are shown to satisfy a ... | ['1999-07-09'] |
5,635 | ['eng'] | ['Faber, M', 'Ivanov, A N', 'Troitskaya, N I', 'Zach, M P'] | ['On the path integral representation for the Wilson loop and the non-Abelian Stokes theorem'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'Wilson loop', 'path integral', 'Stokes theorem, nonabelian', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907048'] | ['We suggest a simple derivation of the path integral representation for the Wilson loop in SU(N) gauge theory and 4-dimensional Euclidean space-time. We show that the path integral representation derived by Diakonov and Petrov (Phys. Lett. B224 (1989) 131) is erroneous. We argue that no new non-Abelian Stokes theorem ... | ['1999-07-09'] |
5,636 | ['eng'] | ['Bastianelli, F', 'Zucchini, R'] | ['Three Point Functions of Chiral Primary Operators in d=3, N= 8 and d=6, N=(2,0) SCFT at Large N'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'supersymmetry', 'expansion 1/N', 'operator, chiral', 'vertex function', 'membrane model', 'fixed point', 'space-time, anti-de Sitter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907047'] | ['We use the AdS/CFT correspondence to calculate three point functions of chiral primary operators at large N in d=3, N=8 and d=6, N=(2,0) superconformal field theories. These theories are related to the infrared fixed points of world-volume descriptions of N coincident M2 and M5 branes, respectively. The computation c... | ['1999-07-08'] |
5,637 | ['eng'] | ['Abou-Zeid, M', 'Hull, C M'] | ['The Geometry of $\\sigma$-Models with Twisted Supersymmetry'] | ['Particle Physics - Theory'] | ['sigma model', 'supersymmetry, algebra', 'dimension, 2', 'superspace', 'isometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907046'] | ['We investigate the relation between supersymmetry and geometry for two dimensional sigma models with target spaces of arbitrary signature, and Lorentzian or Euclidean world-sheets. In particular, we consider twisted forms of the two-dimensional $(p,q)$ supersymmetry algebra. Superspace formulations of the $(p,q)$ het... | ['1999-07-08'] |
5,638 | ['eng'] | ['Bender, C M', 'Milton, K A', 'Savage, V M'] | ['Solution of Schwinger-Dyson Equations for PT-Symmetric Quantum Field Theory'] | ['Particle Physics - Theory'] | ['Dyson-Schwinger equation, solution', 'phi**n model, 4', 'dimension, 0', 'field theory, massless', 'field theory, massive', 'dimension, 1', 'renormalization, beta function', 'asymptotic freedom', 'invariance, PT', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907045'] | ['In recent papers it has been observed that non-Hermitian Hamiltonians, such as those describing $ig\\phi^3$ and $-g\\phi^4$ field theories, still possess real positive spectra so long as the weaker condition of ${\\cal PT}$ symmetry holds. This allows for the possibility of new kinds of quantum field theories that ha... | ['1999-07-08'] |
5,639 | ['eng'] | ['Bachmann, M', 'Kleinert, H', 'Pelster, A'] | ['Recursive Graphical Construction for Feynman Diagrams of Quantum Electrodynamics'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'Feynman graph, higher-order', 'energy, vacuum state', 'n-point function', 'propagator', 'photon, scattering', 'electron, scattering', 'external field', 'graph theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907044'] | ['We present a method for a recursive graphical construction of Feynman diagrams with their correct multiplicities in quantum electrodynamics. The method is first applied to find all diagrams contributing to the vacuum energy from which all $n$-point functions are derived by functional differentiation with respect to e... | ['1999-07-08'] |
5,640 | ['eng'] | ['Bojowald, Martin', 'Kastrup, H A'] | ['The Area Operator in the Spherically Symmetric Sector of Loop Quantum Gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'loop space', 'symmetry, SU(2)', 'operator, spectra', 'gravitation', 'gauge fixing', 'spin, network', 'symmetry, rotational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907043'] | ['Utilizing the previously established general formalism for quantum symmetry reduction in the framework of loop quantum gravity the spectrum of the area operator acting on spherically symmetric states in 4 dimensional pure gravity is investigated. The analysis requires a careful treatment of partial gauge fixing in th... | ['1999-07-08'] |
5,641 | ['eng'] | ['Bojowald, Martin', 'Kastrup, H A'] | ['Quantum Symmetry Reduction for Diffeomorphism Invariant Theories of Connections'] | ['Particle Physics - Theory'] | ['diffeomorphism', 'fibre bundle', 'quantum gravity', 'Hilbert space', 'spin, network', 'dimension, 4', 'dimension, 3', 'loop space', 'regularization', 'electromagnetic field', 'quantization, constraint'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907042'] | ['Given a symmetry group acting on a principal fibre bundle, symmetric states of the quantum theory of a diffeomorphism invariant theory of connections on this fibre bundle are defined. These symmetric states, equipped with a scalar product derived from the Ashtekar-Lewandowski measure for loop quantum gravity, form a ... | ['1999-07-08'] |
5,642 | ['eng'] | ['Witten, Edward'] | ['World-Sheet Corrections Via D-Instantons'] | ['Particle Physics - Theory'] | ['instanton', 'string model, heterotic', 'spontaneous compactification, Calabi-Yau', 'moduli space', 'supersymmetry, potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907041'] | ['We use a D-instanton or physical gauge approach to re-derive the heterotic string worldsheet instanton contribution to the superpotential in Calabi-Yau compactification. We derive an analogous formula for worldsheet instanton corrections to the moduli space metric in heterotic string or Type I compactification on a K... | ['1999-07-08'] |
5,643 | ['eng'] | ['Bugrij, A I', 'Shadura, V N'] | ['Asymptotics of correlation function of twist fields in two-dimensional lattice fermion model'] | ['Particle Physics - Theory'] | ['fermion, lattice field theory', 'dimension, 2', 'two-point function', 'asymptotic behavior', 'critical phenomena', 'scaling', 'sine-Gordon model', 'path integral', 'determinant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907040'] | ['In two-dimensional lattice fermion model a determinant representation for the two-point correlation function of the twist field in the disorder phase is obtained. This field is defined by twisted boundary conditions for lattice fermion field. The large distance asymptotics of the correlation function is calculated at... | ['1999-07-08'] |
5,644 | ['eng'] | ['Mussardo, G', 'Penati, S'] | ['A Quantum Field Theory with Infinite Resonance States'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'dimension, 2', 'integrability', 'resonance', 'S-matrix', 'form factor', 'Ising model', 'sinh-Gordon model', 'bound state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907039'] | ['We study an integrable quantum field theory of a single stable particle with an infinite number of resonance states. The exact $S$--matrix of the model is expressed in terms of Jacobian elliptic functions which encode the resonance poles inherently. In the limit $l \\to 0$, with $l$ the modulus of the Jacobian ellipt... | ['1999-07-08'] |
5,645 | ['eng'] | ['Kachru, S', 'Kumar, J', 'Silverstein, E'] | ['Orientifolds, RG Flows and Closed String Tachyons'] | ['Particle Physics - Theory'] | ['string model, closed', 'tachyon, condensation', 'orientifold', 'renormalization group', 'operator, vertex', 'field theory, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907038'] | ['We discuss the fate of certain tachyonic closed string theories from two perspectives. In both cases our approach involves studying directly configurations with finite negative tree-level cosmological constant. Closed string analogues of orientifolds, which carry negative tension, are argued to represent the minima o... | ['1999-07-08'] |
5,646 | ['eng'] | ['Chamseddine, A H'] | ['Supersymmetric D0-Branes in Curved Backgrounds'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'supersymmetry', 'boson, action', 'fermion, action', 'space-time', 'supergravity', 'dimension, 10', 'gauge field theory, Yang-Mills', 'dimensional reduction', 'dimension, 1', 'coset space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907037'] | ['An action for supersymmetric D0-branes in curved backgrounds is obtained by dimensional reduction of N=1 ten-dimensional supergravity coupled to super Yang-Mills system to 0+1 dimensions. The resultant action exhibits the coset-space symmetry $\\frac{SO(9,9+n)}{SO(9)\\times SO(9+n)}\\times U(1)$ where $n=N^{2}-1$ is ... | ['1999-07-08'] |
5,647 | ['eng'] | ['Kluson, J'] | ['Some comments about Schwarzschild black holes in Matrix theory'] | ['Particle Physics - Theory'] | ['matrix model', 'effective action', 'partition function', 'perturbation theory, higher-order', 'membrane model, cluster', 'space-time, torus', 'black hole, Schwarzschild', 'black hole, mass', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907036'] | ['In the present paper we calculate the statistical partition function for any number of extended objects in Matrix theory in the one loop approximation. As an application, we calculate the statistical properties of K clusters of D0 branes and then the statistical properties of K membranes which are wound on a torus.'] | ['1999-07-08'] |
5,648 | ['eng'] | ['Kleihaus, B', 'Tchrakian, D H', 'Zimmerschied, F'] | ['Monopole-Skyrmions'] | ['Particle Physics - Theory'] | ['Georgi-Glashow model', 'Skyrme model, SO(3)', 'gauge field theory, SU(2)', 'field equations, solution', 'bifurcation', 'scaling', 'symmetry, rotational', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907035'] | ['A systematic numerical study of the classical solutions to the combined system consisting of the Georgi-Glashow model and the SO(3) gauged Skyrme model is presented. The gauging of the Skyrme system permits a lower bound on the energy, so that the solutions of the composite system can be topologically stable. The sol... | ['1999-07-08'] |
5,649 | ['eng'] | ['Oda, I'] | ['On Alternate Derivation of Type IIB Matrix Model'] | ['Particle Physics - Theory'] | ['matrix model', 'string model', 'supersymmetry', 'kappa symmetry', 'duality, transformation', 'spinor, Killing', 'gauge fixing'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907033'] | ['Starting with Green-Schwarz superstring action, we construct a type IIB matrix model. We fix the local $\\kappa$ symmetry in the Killing spinor gauge and then perform the world-sheet duality transformation. A matrix model obtained from this gauge-fixed action is shown to be equivalent to the type IIB matrix model con... | ['1999-07-07'] |
5,650 | ['eng'] | ['Brustein, Ram', 'Foffa, Stefano', 'Sturani, R'] | ['Generalized Second Law in String Cosmology'] | ['Particle Physics - Theory'] | ['astrophysics, string', 'entropy', 'inflationary universe', 'dilaton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907032'] | ['A generalized second law in string cosmology accounts for geometric and quantum entropy in addition to ordinary sources of entropy. The proposed generalized second law forbids singular string cosmologies, under certain conditions, and forces a graceful exit transition from dilaton-driven inflation by bounding curvatu... | ['1999-07-07'] |
5,651 | ['eng'] | ['Jónsson, T', 'Savvidy, G K'] | ['The spectrum of a transfer matrix for loops'] | ['Particle Physics - Theory'] | ['random surface', 'lattice field theory', 'dimension, 3', 'transfer matrix', 'partition function', 'energy', 'correlation function', 'Ising model', 'dimension, 2', 'loop space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907031'] | ['We study the spectral properties of the transfer matrix for a gonihedric random surface model on a three-dimensional lattice. The transfer matrix is indexed by generalized loops in a natural fashion and is invariant under a group of motions in loop-space. The eigenvalues of the transfer matrix can be evaluated exactl... | ['1999-07-07'] |
5,652 | ['eng'] | ['Damour, Thibault Marie Alban Guillaume', 'Veneziano, Gabriele'] | ['Self-gravitating fundamental strings and black-holes'] | ['Particle Physics - Theory'] | ['string model, excited state', 'string, mass', 'gravitation', 'coupling, dilaton', 'coupling, axion', 'entropy', 'black hole', 'critical phenomena', 'string, matter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907030'] | ["The configuration of typical highly excited (M >> M_s ~ (alpha')^{-1/2}) string states is considered as the string coupling g is adiabatically increased. The size distribution of very massive single string states is studied and the mass shift, due to long-range gravitational, dilatonic and axionic attraction, is esti... | ['1999-07-07'] |
5,653 | ['eng'] | ['Sekino, Y', 'Yoneya, T'] | ['Generalized AdS-CFT Correspondence for Matrix Theory in the Large N limit'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'field theory, conformal', 'matrix model', 'expansion 1/N', 'D-particle', 'analysis, harmonic', 'two-point function', 'scaling', 'boson, fluctuation', 'supergravity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907029'] | ['Guided by the generalized conformal symmetry, we investigate the extension of AdS-CFT correspondence to the matrix model of D-particles in the large N limit. We perform a complete harmonic analysis of the bosonic linearized fluctuations around a heavy D-particle background in IIA supergravity in 10 dimensions and fin... | ['1999-07-07'] |
5,654 | ['eng'] | ['Souma, W'] | ['Non-Trivial Ultraviolet Fixed Point in Quantum Gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'renormalization group, fixed point', 'renormalization', 'dimension, 2-4', 'gravitation, fundamental constant', 'beta function', 'astrophysics, fundamental constant', 'epsilon expansion', 'background field', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907027'] | ['The non-trivial ultraviolet fixed point in quantum gravity is calculated by means of the exact renormalization group equation in d-dimensions $(2\\simeq expected from the perturbatively $\\epsilon$-expanded calculations in $2+\\epsilon$ gravity theory remains in d=4. Hence it is possible that quantum gravity is an as... | ['1999-07-07'] |
5,655 | ['eng'] | ['Harvey, J A', 'Moore, G'] | ['Superpotentials and Membrane Instantons'] | ['Particle Physics - Theory'] | ['M-theory', 'spontaneous compactification', 'effect, nonperturbative', 'membrane model', 'supersymmetry, potential', 'instanton', 'field theory, topological', 'symmetry, mirror', 'Kaluza-Klein model', 'supergravity', 'space-time', 'effective action', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907026'] | ['We investigate nonperturbative effects in M-theory compactifications arising from wrapped membranes. In particular, we show that in $d=4, \\CN=1$ compactifications along manifolds of $G_2$ holonomy, membranes wrapped on rigid supersymmetric 3-cycles induce nonzero corrections to the superpotential. Thus, membrane ins... | ['1999-07-07'] |
5,656 | ['eng'] | ['Moderski, R', 'Rogatko, M'] | ['The Question of Abelian Higgs Hair Expulsion from Extremal Dilaton Black Holes'] | ['Particle Physics - Theory'] | ['black hole, dilaton', 'black hole, hair', 'Higgs model, abelian', 'vortex', 'flux', 'back reaction', 'black hole, horizon', 'vacuum state', 'astrophysics, string', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907025'] | ['It has been argued that the extremal dilaton black holes exhibit a flux expulsion of Abelian-Higgs vortices. We re-examine carefully the problem and give analytic proofs for the flux expulsion always takes place. We also conduct numerical analysis of the problem using three initial data sets on the horizon of an extr... | ['1999-07-07'] |
5,657 | ['eng'] | ['Myung, Y S', 'Lee, H W', 'Kim, J Y'] | ['Tachyon and fixed scalars of $D5_{\\pm}-D1_{\\pm}$ black hole in type 0B string theory'] | ['Particle Physics - Theory'] | ['membrane model', 'string model', 'tachyon', 'field theory, scalar', 'black hole, background', 'decoupling', 'potential', 'stability', 'perturbation theory', 'approximation, quasiclassical', 'gauge, harmonic', 'dimension, 5', 'dimension, 10', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907024'] | ['In the type 0B string theory, we discuss the role of tachyon($T$) and fixed scalars($\\nu,\\lambda$). The issue is to explain the difference between tachyon and fixed scalars in the D$5_{\\pm}$-D$1_{\\pm}$ black hole background. For this purpose, we perform the semiclassical calculation. Here one finds a mixing betwe... | ['1999-07-07'] |
5,658 | ['eng'] | ['Bachas, C P'] | ['"Desert" in Energy or Transverse Space?'] | ['Particle Physics - Theory'] | ['talk, Goeteborg 1998/08/20', 'talk, Brussels 1999/03/24', 'talk, Bad Honnef 1999/04/19', 'string model, heterotic', 'weak coupling', 'membrane model', 'dimension, 2', 'renormalization group', 'supergravity', 'unified field theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907023'] | ["I review the issue of string and compactification scales in the weak-coupling regimes of string theory. I explain how in the Brane World scenario a (effectively) two-dimensional transverse space that is hierarchically larger than the string length may replace the conventional `energy desert' described by renormalizab... | ['1999-07-06'] |
5,659 | ['eng'] | ['Gomis, J P', 'Ramallo, A V', 'Simón, J', 'Townsend, P K'] | ['Supersymmetric Baryonic Branes'] | ['Particle Physics - Theory'] | ['membrane model', 'space-time, anti-de Sitter', 'supersymmetry', 'M-theory', 'energy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907022'] | ["We derive an energy bound for a `baryonic' D5-brane probe in the $adS_5\\times S^5$ background near the horizon of $N$ D3-branes. Configurations saturating the bound are shown to be 1/4 supersymmetric $S^5$-wrapped D5-branes with $N$ singularities at arbitrary positions. Previous results for $N$ coincident singularit... | ['1999-07-06'] |
5,660 | ['eng'] | ['Polyakov, D G'] | ['D=4 Yang-Mills Correlators from NSR Strings on $AdS_{5} \\times S^{5}$'] | ['Particle Physics - Theory'] | ['gauge field theory', 'dimension, 4', 'string model', 'dimension, 10', 'space-time, anti-de Sitter', 'sigma model', 'supersymmetry', 'operator, vertex', 'correlation function', 'partial wave', 'dilaton, scattering amplitude'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907021'] | ['We perform the derivation of the two-point correlation function in N=4 D=4 super Yang-Mills theory from superstring theory by computing the dilaton scattering amplitude in the NSR formulation of superstring theory on $AdS_5\\times{S^5}$'] | ['1999-07-06'] |
5,661 | ['eng'] | ['Prokushkin, S F', 'Vasilev, M A'] | ['Cohomology of Arbitrary Spin Currents in $AdS_{3}$'] | ['Particle Physics - Theory'] | ['spin, current', 'cohomology', 'space-time, anti-de Sitter', 'dimension, 3', 'current, conservation law', 'expansion, derivative', 'gauge field theory', 'Chern-Simons term', 'differential forms', 'field theory, scalar', 'field theory, spinor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907020'] | ["We study conserved currents of any integer or half integer spin built from massless scalar and spinor fields in $AdS_3$. 2-forms dual to the conserved currents in $AdS_3$ are shown to be exact in the class of infinite expansions in higher derivatives of the matter fields with the coefficients containing inverse power... | ['1999-07-06'] |
5,662 | ['eng'] | ['Ivashchuk, V D', 'Kim, S W'] | ['Solutions with intersecting p-branes related to Toda chains'] | ['Particle Physics - Theory'] | ['gravitation, higher-dimensional', 'membrane model, p-brane', 'lattice, Toda', 'sigma model', 'space-time', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907019'] | ['Solutions in multidimensional gravity with m p-branes related to Toda-like systems (of general type) are obtained. These solutions are defined on a product of n+1 Ricci-flat spaces M_0 x M_1 x...x M_n and are governed by one harmonic function on M_0. The solutions are defined up to the solutions of Laplace and Toda-t... | ['1999-07-06'] |
5,663 | ['eng'] | ['Barnes, K J'] | ['Minimal Supersymmetric CPN Models'] | ['Particle Physics - Theory'] | ['field theoretical model, CP(N-1)', 'supersymmetry', 'membrane model', 'string model', 'potential, Kaehler'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907018'] | ['Supersymmetric CPN models based on underlying bosonic Kahler manifolds have not been thought to arise directly from constrained linear ones. A counterexample for N=4 is presented using improved understanding of membranes in superstring theories leading to crucial central terms modifying the algebra of supercharge den... | ['1999-07-06'] |
5,664 | ['eng'] | ['Shiromizu, T'] | ['Stringy Probe Particle and Force Balance'] | ['Particle Physics - Theory'] | ['string model', 'field equations', 'Einstein-Maxwell equation', 'axion', 'dilaton', 'sigma model', 'forces', 'energy', 'gravitation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907017'] | ["We directly derive the classical equation of motion, which governs the centre of mass of a test string, from the string action. In a certain case, the equation is basically same as one derived by Papapetrou, Dixon and Wald for a test extended body. We also discuss the force balance using a stringy probe particle for ... | ['1999-07-06'] |
5,665 | ['eng'] | ['Kaku, M'] | ['Ultra-violet Behavior of Bosonic Quantum Membranes'] | ['Particle Physics - Theory'] | ['boson, membrane model', 'sigma model', 'quantization, correction', 'string model', 'background field', 'regularization', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907016'] | ["We treat the action for a bosonic membrane as a sigma model, and then compute quantum corrections by integrating out higher membrane modes. As in string theory, where the equations of motion of Einstein's theory emerges by setting equations of motion for the background fields. Although the membrane theory is non-reno... | ['1999-07-06'] |
5,666 | ['eng'] | ['Chalmers, G'] | ['The Intermediate Coupling Regime in the AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'space-time, anti-de Sitter', 'dimension, 10', 'gauge field theory, Yang-Mills', 'string model', 'supersymmetry', 'unitarity', 'holography', 'correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907015'] | ["The correspondence between the 't Hooft limit of N=4 super Yang-Mills theory and tree-level IIB superstring theory on AdS(5)xS(5) in a Ramond-Ramond background at values of lambda=g^2 N ranging from infinity to zero is examined in the context of unitarity. A squaring relation for the imaginary part of the holographic... | ['1999-07-06'] |
5,667 | ['eng'] | ['Lambert, N D', 'Tong, D'] | ['Dyonic Instantons in Five Dimensional Gauge Theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'dimension, 5', 'instanton', 'dyon', 'moduli space', 'charge, electric', 'sigma model', 'Bogomolnyi equation', 'spectra, BPS'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907014'] | ['We show that there exist finite energy, non-singular instanton solutions for five-dimensional theories with broken gauge symmetry. The soliton is supported against collapse by a non-zero electric charge. The low-energy dynamics of these solutions is described by motion on the ADHM moduli space with potential.'] | ['1999-07-05'] |
5,668 | ['eng'] | ['Joyce, D'] | ['On counting special Lagrangian homology 3-spheres'] | ['Particle Physics - Theory'] | ['field theory, Calabi-Yau', 'differential geometry', 'geometry, algebra', 'Lagrangian formalism', 'string model', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907013'] | ['The first part of this paper studies two kinds of singularities that can occur in families of special Lagrangian 3-folds. These are described both locally in C^3, and also globally in compact special Lagrangian 3-folds in a Calabi-Yau 3-fold. In the first kind of singularity a circle in the special Lagrangian 3-fold ... | ['1999-07-05'] |
5,669 | ['eng'] | ['Veneziano, Gabriele'] | ['Entropy Bounds and String Cosmology'] | ['Particle Physics - Theory'] | ['talk, Brussels 1999/03/24', 'astrophysics, string', 'entropy', 'inflationary universe', 'holography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907012'] | ['After discussing some old (and not-so-old) entropy bounds both for isolated systems and in cosmology, I will argue in favour of a "Hubble entropy bound" holding in the latter context. I will then apply this bound to recent developments in string cosmology, show that it is naturally saturated throughout pre-big bang i... | ['1999-07-05'] |
5,670 | ['eng'] | ['Manvelian, R P', 'Mkrtchyan, R L'] | ['Towards SO(2,10)-Invariant M-Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'symmetry, SO(2,10)', 'supersymmetry, algebra', 'supergravity', 'dimension, 11', 'group theory, orbit', 'field theory, scalar', 'Dirac equation', 'field theory, vector', 'invariance, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907011'] | ['The SO(2,10) covariant extension of M-theory superalgebra is considered, with the aim to construct a correspondingly generalized M-theory, or 11d supergravity. For the orbit, corresponding to the 11d supergravity multiplet, the simplest unitary representations of the bosonic part of this algebra, with sixth-rank tens... | ['1999-07-05'] |
5,671 | ['eng'] | ['Yu Fen Li', 'Zhong Qi Ma', 'Bo-Yuan, H'] | ['Pure Spinor Formalism for Conformal Fermion and Conserved Currents'] | ['Particle Physics - Theory'] | ['fermion, massive', 'spinor', 'current, conservation law', 'invariance, conformal', 'triality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907009'] | ['Pure spinor formalism and non-integrable exponential factors are used for constructing the conformal-invariant wave equation and Lagrangian density for massive fermion. It is proved that canonical Dirac Lagrangian for massive fermion is invariant under induced projective conformal transformations.'] | ['1999-07-05'] |
5,672 | ['eng'] | ['Konechny, A', 'Schwarz, A'] | ['1/4-BPS states on noncommutative tori'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'torus, noncommutative', 'supersymmetry', 'energy levels, BPS', 'quantization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907008'] | ['We give an explicit expression for classical 1/4-BPS fields in supersymmetric Yang-Mills theory on noncommutative tori. We use it to study quantum 1/4-BPS states. In particular we calculate the degeneracy of 1/4-BPS energy levels.'] | ['1999-07-05'] |
5,673 | ['eng'] | ['Körs, B'] | ['D-brane Spectra of Nonsupersymmetric, Asymmetric Orbifolds and Nonperturbative Contributions to the Cosmological Constant'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'orbifold, asymmetry', 'zero mode', 'astrophysics, fundamental constant', 'duality', 'tachyon', 'string model, heterotic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907007'] | ['We study nonperturbative aspects of asymmetric orbifolds of type IIA, focussing on models that allow a dual perturbative heterotic description. In particular we derive the boundary states that describe the nonsupersymmetric D-branes of the untwisted sector and their zero mode spectra. These we use to demonstrate, how... | ['1999-07-02'] |
5,674 | ['eng'] | ['Behrndt, K', 'Bergshoeff, E A', 'Halbersma, R', 'Van der Schaar, J P'] | ['On Domain-Wall/QFT Dualities in Various Dimensions'] | ['Particle Physics - Theory'] | ['domain wall', 'duality', 'membrane model', 'quantum mechanics', 'black hole', 'space-time, anti-de Sitter', 'sigma model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907006'] | ["We investigate domain-wall/quantum field theory correspondences in various dimensions. Our general analysis does not only cover the well-studied cases in ten and eleven dimensions but also enables us to discuss new cases like a Type I/Heterotic 6-brane in ten dimensions and domain wall dualities in lower than ten dim... | ['1999-07-02'] |
5,675 | ['eng'] | ['Ghaboussi, F'] | ['On The Equivalence Of Four Dimensional And Two dimensional Field Theories'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Einstein equation', 'dimension, 2', 'dimension, 4', 'topology', 'differential geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907005'] | ['We investigate the dimensional, the dynamical and the topological structures of four dimensional Einstein and Yang-Mills theories. It is shown that, since these theories are constructed from two dimensional physical quantities, therefore they possess always an invariant two dimensional substructure. In this sense the... | ['1999-07-02'] |
5,676 | ['eng'] | ['Lu, W F'] | ['Crucial Dependence of "Precarious" and "Autonomous" $\\phi^{4}$s Upon the Normal-ordering Mass'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'massive', 'renormalization', 'effective potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907004'] | ["Using the Gaussian wave-functional approach with the normal-ordering renormalization prescription, we show that for the (3+1)-dimensional massive lambda phi^4 theory, ``precarious'' and ``autonomous'' phi^4s can exist if and only if the normal-ordering mass is equal to the classical masses at the symmetrc and asymmet... | ['1999-07-02'] |
5,677 | ['eng'] | ['Berman, D S', 'Parikh, M K'] | ['Holography and Rotating AdS Black Holes'] | ['Particle Physics - Theory'] | ['black hole, rotational', 'space-time, anti-de Sitter', 'dimension, 5', 'field theory, conformal', 'duality', 'thermodynamics', 'high temperature expansion', 'gauge field theory', 'gravitation', 'holography', 'entropy', 'energy', 'angular momentum', 'black hole, mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907003'] | ['We probe the AdS/CFT correspondence by comparing the thermodynamics of a rotating black hole in five-dimensional anti-de Sitter space with that of a conformal field theory on $S^3$, whose parameters come from the boundary of spacetime. In the high temperature limit, we find agreement between gauge theory and gravity ... | ['1999-07-02'] |
5,678 | ['eng'] | ['Parikh, M K', 'Wilczek, Frank'] | ['Hawking Radiation as Tunneling'] | ['Particle Physics - Theory'] | ['radiation, Hawking', 'tunneling', 'Boltzmann equation', 'conservation law', 'spectra, emission', 'pair production'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9907001'] | ['We present a short and direct derivation of Hawking radiation as a tunneling process, based on particles in a dynamical geometry. The imaginary part of the action for the classically forbidden process is related to the Boltzmann factor for emission at the Hawking temperature. Because the derivation respects conservat... | ['1999-07-02'] |
5,679 | ['eng'] | ['Awata, H', 'Li, M', 'Minic, D', 'Yoneya, T'] | ['On the Quantization of Nambu Brackets'] | ['Particle Physics - Theory'] | ['mechanics', 'phase space', 'Hamiltonian formalism', 'quantization', 'diffeomorphism', 'M-theory', 'deformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906248'] | ['We present several non-trivial examples of the three-dimensional quantum Nambu bracket which involve square matrices or three-index objects. Our examples satisfy two fundamental properties of the classical Nambu bracket: they are skew-symmetric and they obey the Fundamental Identity. We contrast our approach to the e... | ['1999-07-01'] |
5,680 | ['eng'] | ['Ramadevi, P'] | ['Supergravity Solution for Three-String Junction in M-Theory'] | ['Particle Physics - Theory'] | ['string model', 'M-theory', 'supergravity', 'dimension, 11', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906247'] | ['Three-String junctions are allowed configurations in II B string theory which preserve one-fourth supersymmetry. We obtain the 11-dimensional supergravity solution for curved membranes corresponding to these three-string junctions.'] | ['1999-07-01'] |
5,681 | ['eng'] | ['Dine, Michael', 'Shirman, Yu'] | ['Remarks on the Racetrack Scheme'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, symmetry breaking', 'M-theory', 'moduli space', 'stability', 'effective action', 'potential, Kaehler'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906246'] | ['There are only a small number of ideas for stabilizing the moduli of string theory. One of the most appealing of these is the racetrack mechanism, in which a delicate interplay between two strongly interacting gauge groups fixes the value of the coupling constant. In this note, we explore this scenario. We find that ... | ['1999-07-01'] |
5,682 | ['eng'] | ['Federbush, P'] | ['Some Generalized BRS Transformations; 1, The Pure Yang-Mills Case'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'quantum gravity', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906245'] | ['Some generalized BRS transformations are developed for the pure Yang-Mills theory, and a form of quantum gravity. Unlike the usual BRS transformations: these are nonlocal; may be infinite formal power series in the gauge fields; and do not leave the action invariant, but only the product exp(-S) with the Jacobian. Si... | ['1999-07-01'] |
5,683 | ['eng'] | ['Grandi, N E', 'Pakman, R L', 'Schaposnik, F A', 'Silva, G'] | ['Monopoles, Dyons and Theta Term in Dirac-Born-Infeld Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'Born-Infeld model', 'Higgs model', 'fermion, Dirac', 'magnetic monopole', 'dyon', 'Theta parameter', 'field equations, solution', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906244'] | ['We present dyon solutions to an SU(2) Dirac-Born-Infeld (DBI) gauge theory coupled to a Higgs triplet. We consider different non-Abelian extensions of the DBI action and study the resulting solutions numerically, comparing them with the standard Julia-Zee dyons. We discuss the existence of a critical value of ceases ... | ['1999-07-01'] |
5,684 | ['eng'] | ['Yung, A V'] | ['Vortices on the Higgs Branch of the Seiberg-Witten Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'Seiberg-Witten model', 'confinement', 'vortex, stability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906243'] | ['We study the mechanism of confinement via formation of Abrikosov-Nielsen-Olesen vortices on the Higgs branch of N=2 supersymmetric SU(2) gauge theory with massive fundamental matter. Higgs branch represents a limiting case of superconductor of type I with vanishing Higgs mass. We show that in this limit vortices stil... | ['1999-07-01'] |
5,685 | ['eng'] | ['Diaconescu, D E', 'Gomis, J P'] | ['Fractional Branes and Boundary States in Orbifold Theories'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, fractional', 'string model', 'orbifold, singularity', 'field theory, conformal', 'symmetry, mirror', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906242'] | ['We study the D-brane spectrum of N=2 string orbifold theories using the boundary state formalism. The construction is carried out for orbifolds with isolated singularities, non-isolated singularities and orbifolds with discrete torsion. Our results agree with the corresponding K-theoretic predictions when they are av... | ['1999-07-01'] |
5,686 | ['eng'] | ['Vilkovisky, G A'] | ['The vacuum backreaction on a pair creating source'] | ['Particle Physics - Theory'] | ['radiation, electromagnetic', 'vacuum state', 'back reaction', 'particle, pair production', 'coupling constant', 'energy, conservation law', 'kinematics', 'velocity, upper limit', 'shell model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906241'] | ['Solution is presented to the simplest problem about the vacuum backreaction on a pair creating source. The backreaction effect is nonanalytic in the coupling constant and restores completely the energy conservation law. The vacuum changes the kinematics of motion like relativity theory does and imposes a new upper bo... | ['1999-07-01'] |
5,687 | ['eng'] | ['Braden, H W', 'Marshakov, A V', 'Mironov, A E', 'Morozov, A'] | ['On Double-Elliptic Integrable Systems; 1, A Duality Argument for the case of SU(2)'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'duality', 'integrability', 'Calogero model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906240'] | ['We construct a two parameter family of 2-particle Hamiltonians closed under the duality operation of interchanging the (relative) momentum and coordinate. Both coordinate and momentum dependence are elliptic, and the modulus of the momentum torus is a non-trivial function of the coordinate. This model contains as lim... | ['1999-06-30'] |
5,688 | ['eng'] | ['Chaudhuri, S'] | ['Ultraviolet Limit of Open String Theory'] | ['Particle Physics - Theory'] | ['string model, open', 'Riemann surfaces', 'scattering amplitude', 'membrane model, D-brane', 'zeta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906238'] | ['We confirm the intuition that a string theory which is perturbatively infrared finite is automatically perturbatively ultraviolet finite. Our derivation based on the asymptotics of the Selberg trace formula for the Greens function on a Riemann surface holds for both open and closed string amplitudes and is independen... | ['1999-06-30'] |
5,689 | ['eng'] | ['Kastor, D A', 'Traschen, J'] | ['Dynamics of the DBI Spike Soliton'] | ['Particle Physics - Theory'] | ['soliton', 'string model, oscillation', 'membrane model', 'effective action', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906237'] | ['We compare oscillations of a fundamental string ending on a D3-brane in two different settings: (1) a test-string radially threading the horizon of an extremal black D3-brane and (2) the spike soliton of the DBI effective action for a D3-brane. Previous work has shown that overall transverse modes of the test-string ... | ['1999-06-30'] |
5,690 | ['eng'] | ['Gómez-Nicola, A', 'Rivers, R J', 'Steer, D A'] | ['Chiral Symmetry restoration in the massive Thirring model at finite T and $\\mu'] | ['Particle Physics - Theory'] | ['Thirring model, massive', 'finite temperature', 'dimension, 2', 'gas, Coulomb', 'dimension, 1', 'critical phenomena', 'symmetry, chiral', 'fermion, condensation', 'dimensional reduction', 'potential, chemical', 'two-point function', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906236'] | ['We show that in certain limits the (1+1)-dimensional massive Thirring model at finite temperature $T$ is equivalent to a one-dimensional Coulomb gas of charged particles at the same $T$. This equivalence is then used to explore the phase structure of the massive Thirring model. For strong coupling and $T>>m$ (the fer... | ['1999-06-30'] |
5,691 | ['eng'] | ['Fock, V V', 'Gorsky, A S', 'Nekrasov, N A', 'Rubtsov, V N'] | ['Duality in Integrable Systems and Gauge Theories'] | ['Particle Physics - Theory'] | ['duality', 'integrability', 'gauge field theory', 'supersymmetry', 'many-body problem', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906235'] | ['We discuss various dualities, relating integrable systems and show that these dualities are explained in the framework of Hamiltonian and Poisson reductions. The dualities we study shed some light on the known integrable systems as well as allow to construct new ones, double elliptic among them. We also discuss appli... | ['1999-06-30'] |
5,692 | ['eng'] | ['Blumenhagen, R', 'Kumar, A'] | ['A Note on Orientifolds and Dualities of Type 0B String Theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'scattering amplitude, higher-order', 'analytic properties', 'spontaneous compactification', 'mass spectrum', 'membrane model, D-brane', 'membrane model, p-brane', 'orientifold', 'duality', 'any-dimensional', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906234'] | ['We generalize the construction of four dimensional non-tachyonic orientifolds of type 0B string theory to non-supersymmetric backgrounds. We construct a four dimensional model containing self-dual D3 and D9-branes and leading to a chiral anomaly-free massless spectrum. Moreover, we discuss a further tachyon-free six ... | ['1999-06-30'] |
5,693 | ['eng'] | ['Youm, D'] | ['Probing partially localized supergravity background of fundamental string ending on Dp-brane'] | ['Particle Physics - Theory'] | ['string model', 'supergravity, local', 'background field', 'membrane model', 'effective potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906232'] | ['We study the dynamics of the probe fundamental string in the field background of the partially localized supergravity solution for the fundamental string ending on Dp-brane. We separately analyze the probe dynamics for its motion along the worldvolume direction and the transverse direction of the source Dp-brane. We ... | ['1999-06-30'] |
5,694 | ['eng'] | ['Ostaf, S V'] | ['Two Loop Locally Anisotropic Corrections for Nonlinear $\\Sigma$ Model'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'anisotropy', 'field equations', 'tensor, energy-momentum', 'string model', 'background field', 'effective action', 'fibre bundle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906231'] | ['The article gives explicit calculation and interpretation of the additional locally anisotropic effects. Double role of the resulted gauge like fields discussed.'] | ['1999-06-30'] |
5,695 | ['eng'] | ['Elizalde, E'] | ['On the concept of determinant for the differential operators of Quantum Physics'] | ['Particle Physics - Theory'] | ['operator, differential', 'determinant', 'zeta function', 'anomaly', 'Dirac equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906229'] | ["The concept of determinant for a linear operator in an infinite-dimensional space is addressed, by using the derivative of the operator's zeta-function (following Ray and Singer) and, eventually, through its zeta-function trace. A little play with operators as simple as $\\pm I$ ($I$ being the identity operator) and ... | ['1999-06-30'] |
5,696 | ['eng'] | ['Cognola, G', 'Elizalde, E', 'Kirsten, K'] | ['Casimir Energies for Spherically Symmetric Cavities'] | ['Particle Physics - Theory'] | ['energy, Casimir', 'field theory, massless', 'zeta function', 'field theory, scalar', 'boundary condition', 'electromagnetic field', 'field theory, spinor', 'numerical calculations', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906228'] | ['A general calculation of Casimir energies ---in an arbitrary number of dimensions--- for massless quantized fields in spherically symmetric cavities is carried out. All the most common situations, including scalar and spinor fields, the electromagnetic field, and various boundary conditions are treated with care. The... | ['1999-06-30'] |
5,697 | ['eng'] | ['Chruscinski, D'] | ['SO(2) symmetry of a Maxwell p-form theory'] | ['Particle Physics - Theory'] | ['symmetry, SO(2)', 'differential forms', 'duality', 'electromagnetic field'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906227'] | ['We find a universal SO(2) symmetry of a p-form Maxwell theory for both odd and even p. For odd p it corresponds to the duality rotations but for even p it defines a new set of transformations which is not related to duality rotations. In both cases a symmetry group defines a subgroup of the O(2,1) group of R-linear c... | ['1999-06-30'] |
5,698 | ['eng'] | ['Balasubramanian, V', 'Ross, S F'] | ['Holographic Particle Detection'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'holography', 'supergravity, classical', 'space-time, anti-de Sitter', 'dimension, 3', 'n-point function, 1', 'asymptotic behavior', 'gauge field theory', 'particle, scattering', 'black hole, production', 'propagator, duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906226'] | ['In anti-de Sitter (AdS) space, classical supergravity solutions are represented "holographically" by conformal field theory (CFT) states in which operators have expectation values. These 1-point functions are directly related to the asymptotic behaviour of bulk fields. In some cases, distinct supergravity solutions h... | ['1999-06-30'] |
5,699 | ['eng'] | ['Oeckl, R'] | ['Braided Quantum Field Theory'] | ['Particle Physics - Theory'] | ['braid group', 'quantum group', 'path integral', 'n-point function', 'phi**n model, 4', 'regularization', 'Feynman graph'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9906225'] | ['We develop a general framework for quantum field theory on noncommutative spaces, i.e., spaces with quantum group symmetry. We use the path integral approach to obtain expressions for $n$-point functions. Perturbation theory leads us to generalised Feynman diagrams which are braided, i.e., they have non-trivial over-... | ['1999-06-30'] |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.