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 |
|---|---|---|---|---|---|---|---|---|
2,400 | ['eng'] | ['Vacaru, S I'] | ['Gauge and Einstein Gravity from Non-Abelian Gauge Models on Noncommutative Spaces'] | ['Particle Physics - Theory'] | ['gravitation', 'gauge field theory, de Sitter', 'space, noncommutative', 'representation, nonlinear', 'relativity theory, general'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009163'] | ['Following the formalism of enveloping algebras and star product calculus we formulate and analyze a model of gauge gravity on noncommutative spaces and examine the conditions of its equivalence to general relativity. The corresponding Seiberg-Witten maps are established which allow the definition of respective dynami... | ['2000-09-22'] |
2,401 | ['eng'] | ['Su, W C'] | ['Abelian Decomposition of Sp(2N) Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Sp(N)', 'group theory, Lie', 'differential forms', 'symmetry, SO(N)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009161'] | ['In the previous paper, we generalized the method of Abelian decomposition to the case of SO(N) Yang-Mills theory. This method that was proposed by Faddeev and Niemi introduces a set of variables for describing the infrared limit of a Yang-Mills theory. Here, we extend the decomposition method further to the general c... | ['2000-09-22'] |
2,402 | ['eng'] | ['Kobayashi, S', 'Koyama, K', 'Soda, J'] | ['Quantum Fluctuations of Bulk Inflaton in Inflationary Brane World'] | ['Particle Physics - Theory'] | ['inflationary universe', 'membrane model', 'inflaton, fluctuation', 'space-time, anti-de Sitter', 'dimension, 5', 'dimension, 4'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009160'] | ['The inflationary scenario for the brane world driven by the bulk inflaton is proposed. The quantum fluctuations of the inflaton is calculated and compared to those of the conventional 4-dimensional inflationary scenario. It is shown that the deviation of the primordial spectrum of this model from that of the conventi... | ['2000-09-22'] |
2,403 | ['eng'] | ['Khavaev, A', 'Warner, N P'] | ['A Class of N=1 Supersymmetric RG Flows from Five-dimensional N = 8 Supergravity'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 5', 'renormalization group, transformation', 'duality', 'holography', 'supersymmetry, multiplet', 'potential, superpotential', 'sum rule', 'asymptotic behavior'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009159'] | ['We consider the holographic dual of a general class of N=1* flows in which all three chiral multiplets have independent masses, and in which the corresponding Yang-Mills scalars can develop particular supersymmetry-preserving vevs. We also allow the gaugino to develop a vev. This leads to a six parameter subspace of ... | ['2000-09-22'] |
2,404 | ['eng'] | ['Gomis, J P', 'Kamimura, K', 'Mateos, T'] | ['Gauge and BRST Generators for Space-Time Non-commutative U(1) Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'differential geometry, noncommutative', 'transformation, Becchi-Rouet-Stora', 'transformation, gauge', 'Hamiltonian formalism', 'Seiberg-Witten model', 'field theory, nonlocal', 'master equation, solution'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009158'] | ['The Hamiltonian (gauge) symmetry generators of non-local (gauge) theories are presented.The construction is based on the d+1 dimensional space-time formulation of d dimensional non-local theories. The procedure is applied to U(1) space-time non-commutative gauge theory. In the \\ham formalism the \\ham and the gauge ... | ['2000-09-21'] |
2,405 | ['eng'] | ['Abreu, E M C', 'De Souza-Dutra, A'] | ['Interference phenomena, chiral bosons and Lorentz invariance'] | ['Particle Physics - Theory'] | ['boson, chiral', 'interference', 'invariance, Lorentz', 'space-time', 'duality', 'Schwinger model', 'dimension, 2', 'soldering'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009157'] | ["The concept of interference phenomena in quantum field theory is an analogy with Young's double slit experiment. It has been studied over the last few years, in various dimensions, in the light of the soldering formalism introduced by Stone to fusion two opposite manifestations of chirality. Firstly, we have studied ... | ['2000-09-21'] |
2,406 | ['eng'] | ['Bianchi, M', 'De Wolfe, O', 'Freedman, Daniel Z', 'Pilch, K'] | ['Anatomy of Two Holographic Renormalization Group Flows'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 5', 'domain wall', 'fluctuation', 'renormalization group, transformation', 'holography', 'duality', 'gauge field theory, Yang-Mills', 'supersymmetry', 'field equations', 'group theory, representation', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009156'] | ['We derive and solve a subset of the fluctuation equations about two domain wall solutions of D=5, N=8 gauged supergravity. One solution is dual to D=4, N=4 SYM theory perturbed by an N=1, SO(3)-invariant mass term and the other to a Coulomb branch deformation. In the first case we study all SO(3)-singlet fields. Thes... | ['2000-09-21'] |
2,407 | ['eng'] | ['Lambert, N D', 'Sachs, I'] | ['The Low Energy Dynamics of Non-BPS Branes'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'string model', 'supersymmetry', 'field equations, solution', 'membrane model, D-brane', 'membrane model, p-brane', 'effective Lagrangian', 'stability', 'flat direction'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009155'] | ["In this talk we will discuss the low energy dynamics of non-BPS branes constructed as stable brane/anti-brane pairs at an orbifold. In particular we will determine the effective field theory and compare its predictions with those of the full open string theory. While the position and vector degrees of freedom have th... | ['2000-09-21'] |
2,408 | ['eng'] | ['Fosco, C D', 'Lemes, V E R', 'Oxman, L E', 'Sorella, S P', 'Ventura, O S'] | ['Dual description of U(1) charged fields in (2+1) dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Chern-Simons term', 'dimension, 3', 'fermion', 'path integral', 'bosonization', 'spin, statistics', 'spin, fractional', 'duality', 'field theory, scalar', 'perturbation theory, higher-order'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009154'] | ['We show that the functional bosonization procedure can be generalized in such a way that, to any field theory with a conserved Abelian charge in (2+1) dimensions, there corresponds a dual Abelian gauge field theory. The properties of this mapping and of the dual theory are discussed in detail, presenting different ex... | ['2000-09-21'] |
2,409 | ['eng'] | ['Chamseddine, A H'] | ["Deforming Einstein's Gravity"] | ['Particle Physics - Theory'] | ['gravitation, deformation', 'gauge field theory, ISO(3,1)', 'diffeomorphism', 'field theory, noncommutative', 'Seiberg-Witten map'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009153'] | ['A deformation of Einstein Gravity is constructed based on gauging the noncommutative ISO(3,1) group using the Seiberg-Witten map. The transformation of the star product under diffeomorphism is given, and the action is determined to second order in the deformation parameter.'] | ['2000-09-21'] |
2,410 | ['eng'] | ['Kondo, K I'] | ['Dual superconductivity, monopole condensation and confining string in low-energy Yang-Mills theory. Part I'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'vacuum state', 'model, superconducting', 'duality', 'Wilson loop', 'mass generation', 'gauge, abelian', 'effective action', 'perturbation theory, higher-order', 'Landau-Ginzburg model', 'magnetic monopole, condensation', 'string, confinement', 'Higgs model', 'renormalization', 'string ten... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009152'] | ['We show that the QCD vacuum (without dynamical quarks) is a dual superconductor at least in the low-energy region in the sense that monopole condensation does really occur. In fact, we derive the dual Ginzburg-Landau theory (i.e., dual Abelian Higgs model) directly from the SU(2) Yang-Mills theory by adopting the max... | ['2000-09-21'] |
2,411 | ['eng'] | ['Larsen, A L', 'Nicolaidis, A'] | ['Second Order Perturbations of a Macroscopic String; Covariant Approach'] | ['Particle Physics - Theory'] | ['string model', 'field theory, action', 'perturbation theory, higher-order', 'quantization', 'Hamiltonian formalism'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009151'] | ['Using a world-sheet covariant formalism, we derive the equations of motion for second order perturbations of a generic macroscopic string, thus generalizing previous results for first order perturbations. We give the explicit results for the first and second order perturbations of a contracting near-circular string; ... | ['2000-09-21'] |
2,412 | ['eng'] | ['Vandoren, S'] | ['Instantons and Quaternions'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'gauge field theory, SU(2)', 'instanton, moduli space', 'quaternion', 'supersymmetry', 'sigma model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009150'] | ['We relate the moduli space of Yang-Mills instantons to quaternionic manifolds. For instanton number one, the Wolf spaces play an important role. We apply these ideas to instanton calculations in N=4 SYM theory.'] | ['2000-09-20'] |
2,413 | ['eng'] | ['Murayama, H'] | ['Confinement and Flavor Symmetry Breaking via Monopole Condensation'] | ['Particle Physics - Theory'] | ['talk, Osaka 2000/07/27', 'gauge field theory, SU(N)', 'supersymmetry', 'moduli space', 'quark, multiplet', 'symmetry breaking, flavor', 'magnetic monopole, condensation', 'quark, confinement', 'effective Lagrangian'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009149'] | ['We discuss dynamics of N=2 supersymmetric SU(n_c) gauge theories with n_f quark hypermultiplets. Upon N=1 perturbation of introducing a finite mass for the adjoint chiral multiplet, we show that the flavor U(n_f) symmetry is dynamically broken to U(r) \\times U(n_f-r), where r\\leq [n_f/2] is an integer. This flavor ... | ['2000-09-20'] |
2,414 | ['eng'] | ['Kutasov, D', 'Marino, M', 'Moore, G'] | ['Some Exact Results on Tachyon Condensation in String Field Theory'] | ['Particle Physics - Theory'] | ['field theory, string', 'boundary condition', 'tachyon, condensation', 'dimension, 26', 'soliton', 'membrane model, D-brane', 'membrane, tension', 'renormalization group'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009148'] | ['The study of open string tachyon condensation in string field theory can be drastically simplified by making an appropriate choice of coordinates on the space of string fields. We show that a very natural coordinate system is suggested by the connection between the worldsheet renormalization group and spacetime physi... | ['2000-09-20'] |
2,415 | ['eng'] | ['Bergshoeff, E A', 'Cai, R G', 'Ohta, N', 'Townsend, P K'] | ['M-brane interpolations and (2,0) renormalization group flow'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 11', 'field equations, solution', 'membrane model, p-brane', 'p-brane, 5', 'p-brane, 2', 'vacuum state', 'domain wall', 'Kaluza-Klein model', 'renormalization group, transformation', 'dimension, 6'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009147'] | ["We obtain the M5-M2-MW bound state solutions of 11-dimensional supergravity corresponding to the 1/2 supersymmetric vacua of the M5-brane equations with constant background fields. In the `near-horizon' case the solution interpolates between the $adS_7\\times S^4$ Kaluza-Klein vacuum and D=11 Minkowski spacetime via ... | ['2000-09-20'] |
2,416 | ['eng'] | ['Sonnenschein, J'] | ['Stringy Confining Wilson Loops'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'string model', 'supersymmetry, symmetry breaking', 'supergravity', 'duality', 'Wilson loop', 'path integral, determinant', 'fluctuation', 'confinement'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009146'] | ['The extraction of Wilson loops of confining gauge systems from their SUGRA (string) duals is reviewed. I start with describing the basic classical setup. A theorem that determines the classical values of the loops associated with a generalized background is derived. In particular sufficient conditions for confining b... | ['2000-09-20'] |
2,417 | ['eng'] | ['Düchting, N', 'Strobl, T'] | ['Second law of black hole mechanics for all 2d dilaton theories'] | ['Particle Physics - Theory'] | ['black hole, mechanics', 'dilaton', 'dimension, 2', 'entropy', 'potential'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009145'] | ["It is shown that all generalized two--dimensional dilaton theories with arbitrary matter content (with a curvature independent coupling to gravity) do not only obey a first law of black hole mechanics (which follows from Wald's general considerations, if the entropy $S$ is defined appropriately), but also a second la... | ['2000-09-20'] |
2,418 | ['eng'] | ['Lechtenfeld, O', 'Popov, A D'] | ['On the Integrability of Covariant Field Theory for Open N=2 Strings'] | ['Particle Physics - Theory'] | ['field theory, string', 'supersymmetry', 'string, open', 'field equations', 'integrability', 'invariance, Lorentz', 'differential equations, hierarchy', 'operator product expansion', 'hidden symmetry, nonlocal'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009144'] | ['We discuss the integrability of the Berkovits-Siegel open string field equations and derive an infinite set of their non-local (solution-generating) symmetries. The string field equations are embedded in an infinite system of overdetermined equations (BS hierarchy) associated with hidden string symmetries. The latter... | ['2000-09-20'] |
2,419 | ['eng'] | ['Kondo, K I'] | ['Non-Abelian Stokes theorem and quark confinement in QCD'] | ['Particle Physics - Theory'] | ['talk, Osaka 2000/07/27', 'talk, Osaka 2000/03/07', 'quantum chromodynamics', 'quark, confinement', 'field theory, nonabelian', 'Wilson loop', 'magnetic monopole', 'gauge, abelian', 'gluon, mass', 'ghost'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009143'] | ["To understand the Abelian dominance and magnetic monopole dominance in low-energy QCD, we rewrite the non-Abelian Wilson loop into the form which is written in terms of its Abelian components or the 't Hooft-Polyakov tensor describing the magnetic monopole. This is peformed by making use of a version of non-Abelian S... | ['2000-09-20'] |
2,420 | ['eng'] | ['Russo, Jorge G', 'Sheikh-Jabbari, S'] | ['Strong Coupling Effects in non-commutative spaces from OM Theory and supergravity'] | ['Particle Physics - Theory'] | ['M-theory', 'membrane model, p-brane', 'p-brane, 5', 'dimension, 6', 'dimension, 4', 'spontaneous compactification', 'differential geometry, noncommutative', 'duality, transformation', 'approximation, strong coupling', 'supergravity', 'magnetic monopole', 'dyon', 'OM-theory', 'string model, open', 'gauge field theory,... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009141'] | ['We show that a four-parameter class of 3+1 dimensional NCOS theories can be obtained by dimensional reduction on a general 2-torus from OM theory. Compactifying two spatial directions of NCOS theory on a 2-torus, we study the transformation properties under the $SO(2,2;Z)$ T-duality group. We then discuss non-perturb... | ['2000-09-19'] |
2,421 | ['eng'] | ['Gubser, S S', 'Gukov, S G', 'Klebanov, Igor R', 'Rangamani, M', 'Witten, Edward'] | ['The Hagedorn transition in non-commutative open string theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'string, open', 'differential geometry, noncommutative', 'duality', 'gauge field theory, SU(N)', 'finite temperature', 'critical phenomena'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009140'] | ['The Hagedorn transition in non-commutative open string theory (NCOS) is relatively simple because gravity decouples. For NCOS theories in no more than five spacetime dimensions, the Hagedorn transition is second order, and the high temperature phase involves long, nearly straight fundamental strings separating from t... | ['2000-09-19'] |
2,422 | ['eng'] | ['Klebanov, Igor R'] | ['Introduction to the AdS/CFT Correspondence'] | ['Particle Physics - Theory'] | ['lectures, Boulder 1999/05/30', 'field theory, anti-de Sitter', 'field theory, conformal', 'membrane model, D-brane', 'membrane model, p-brane', 'black hole', 'supergravity', 'duality', 'gauge field theory, SU(N) x SU(M)', 'supersymmetry', 'coset space', 'dimension, 10', 'thermodynamics', 'correlation function', 'oper... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009139'] | ['This is an introductory review of the AdS/CFT correspondence and of the ideas that led to its formulation. We show how comparison of stacks of D3-branes with corresponding supergravity solutions leads to dualities between conformal large $N$ gauge theories in 4 dimensions and string backgrounds of the form $AdS_5\\ti... | ['2000-09-19'] |
2,423 | ['eng'] | ['Teschner, J'] | ['Remarks on Liouville theory with boundary'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'field theory, Liouville', 'dimension, 2', 'field theory, conformal', 'boundary condition', 'n-point function', 'partition function', 'bootstrap', 'quantum group, SL(2,R)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009138'] | ['The bootstrap for Liouville theory with conformally invariant boundary conditions will be discussed. After reviewing some results on one- and boundary two-point functions we discuss some analogue of the Cardy condition linking these data. This allows to determine the spectrum of the theory on the strip, and illustrat... | ['2000-09-19'] |
2,424 | ['eng'] | ['Flohr, M A I'] | ['Null Vectors in Logarithmic Conformal Field Theory'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'field theory, conformal', 'dimension, 2', 'light cone gauge', 'correlation function', 'algebra, Virasoro', 'algebra, representation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009137'] | ['The representation theory of the Virasoro algebra in the case of a logarithmic conformal field theory is considered. Here, indecomposable representations have to be taken into account, which has many interesting consequences. We study the generalization of null vectors towards the case of indecomposable representatio... | ['2000-09-19'] |
2,425 | ['eng'] | ['Emparan, R'] | ['Black Hole Radiation On and Off the Brane'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'black hole', 'radiation, Hawking', 'membrane model', 'space-time, higher-dimensional'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009136'] | ['After a brief review of the description of black holes on branes, we examine the evaporation of a small black hole on a brane in a world with large extra dimensions. We show that, contrary to previous claims, most of the energy is radiated into the modes on the brane. This raises the possibility of observing Hawking ... | ['2000-09-19'] |
2,426 | ['eng'] | ['Rabadan, Raul', 'Uranga, A M'] | ['Type IIB Orientifolds without Untwisted Tadpoles, and non-BPS D-branes'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'dimension, 6', 'dimension, 4', 'orientifold', 'Feynman graph, tadpole', 'membrane model, D-brane', 'membrane model, p-brane', 'soliton', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009135'] | ['We discuss the construction of six- and four-dimensional Type IIB orientifolds with vanishing untwisted RR tadpoles, but generically non-zero twisted RR tadpoles. Tadpole cancellation requires the introduction of D-brane systems with zero untwisted RR charge, but non-zero twisted RR charges. We construct explicit mod... | ['2000-09-19'] |
2,427 | ['eng'] | ['Helling, R'] | ['Beyond Eikonal Scattering in M(atrix)-Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'matrix model', 'instanton, tunneling', 'approximation, eikonal', 'membrane model, D-brane', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009134'] | ['We study the problem of more general kinematics for the finite N M(atrix)-Model than the simple straight line motion that has been used before. This is supposed to be related to momentum transferring processes in the dual super-gravity description. We find a negative result for classical, perturbative processes and d... | ['2000-09-19'] |
2,428 | ['eng'] | ['Brandt, F'] | ['Hidden symmetries of supersymmetric p-form gauge theories'] | ['Particle Physics - Theory'] | ['gauge field theory, tensor', 'differential forms', 'supersymmetry, transformation', 'central charge', 'hidden symmetry', 'duality'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009133'] | ["Field theories with p-form gauge potentials can possess ``hidden'' symmetries leaving the field strengths invariant on-shell without being gauge symmetries on-shell. The relevance of such symmetries to supersymmetric models is discussed. They provide central charges of supersymmetry algebras, play a particular role i... | ['2000-09-19'] |
2,429 | ['eng'] | ['Li, T'] | ['Time-Like Extra Dimension and Cosmological Constant in Brane Models'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 3', 'dimension, 5', 'space-time, signature', 'higher-dimensional', 'astrophysics, fundamental constant', 'membrane, tension'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009132'] | ['We discuss the general models with one time-like extra dimension and parallel 3-branes on the space-time $M^4 \\times M^1$. We also construct the general brane models or networks with $n$ space-like and $m$ time-like extra dimensions and with constant cosmological constant on the space-time $M^4\\times (M^1)^{n+m}$, ... | ['2000-09-19'] |
2,430 | ['eng'] | ['Minic, D'] | ['Towards Covariant Matrix Theory'] | ['Particle Physics - Theory'] | ['talk, Moscow 2000/06/05', 'membrane model', 'dimension, 11', 'matrix model', 'operator, algebra', 'uncertainty relations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009131'] | ['We review an approach towards a covariant formulation of Matrix theory based on a discretization of the 11d membrane. Higher dimensional algebraic structures, such as the quantum triple Nambu bracket, naturally appear in this approach. We also discuss a novel geometric understanding of the space-time uncertainty rela... | ['2000-09-19'] |
2,431 | ['eng'] | ['Tripathy, P K', 'Khare, A'] | ['Self-Duality of a Topologically Massive Born-Infeld Theory'] | ['Particle Physics - Theory'] | ['Born-Infeld model', 'mass, topological', 'Chern-Simons term', 'dimension, 3', 'duality'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009130'] | ['We consider self-duality in a 2+1 dimensional gauge theory containing both the Born-Infeld and the Chern-Simons terms. We introduce a Born-Infeld inspired generalization of the Proca term and show that the corresponding self dual equation is identical to that of the Born-Infeld-Chern-Simons theory.'] | ['2000-09-19'] |
2,432 | ['eng'] | ['Siopsis, G'] | ['Quantization of maximally-charged slowly-moving black holes'] | ['Particle Physics - Theory'] | ['black hole, Reissner-Nordstroem', 'quantization', 'gauge fixing', 'space-time', 'electromagnetic field, external field', 'multiple scattering', 'charged particle', 'dimension, 4', 'dimension, 5', 'ground state'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009128'] | ['We discuss the quantization of a system of slowly-moving extreme Reissner-Nordstrom black holes. In the near-horizon limit, this system has been shown to possess an SL(2,R) conformal symmetry. However, the Hamiltonian appears to have no well-defined ground state. This problem can be circumvented by a redefinition of ... | ['2000-09-18'] |
2,433 | ['eng'] | ['Collins, H S', 'Holdom, B'] | ['The Cosmological Constant and Warped Extra Dimensions'] | ['Particle Physics - Theory'] | ['astrophysics, fundamental constant', 'field theory, scalar', 'dimension, 5', 'Einstein equation, solution', 'derivative, high', 'Gauss-Bonnet term', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009127'] | ['We study the behavior of a general gravitational action, including quadratic terms in the curvature, supplemented by a compact scalar field in 4+1 dimensions. The generalized Einstein equation for this system admits solutions which are compact in one direction and Poincare invariant in the remaining directions. These... | ['2000-09-18'] |
2,434 | ['eng'] | ['Gubser, S S', 'Mitra, I'] | ['Instability of charged black holes in anti-de Sitter space'] | ['Particle Physics - Theory'] | ['black hole, Reissner-Nordstroem', 'space-time, anti-de Sitter', 'tachyon', 'perturbation theory, linear', 'field theory, conformal', 'black hole, stability'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009126'] | ['We exhibit a tachyonic mode in a linearized analysis of perturbations of large anti-de Sitter Reissner-Nordstrom black holes in four dimensions. In the large black hole limit, and up to a 0.7% discrepancy which is probably round-off error in the numerical analysis, the tachyon appears precisely when the black hole be... | ['2000-09-18'] |
2,435 | ['eng'] | ['Verschelde, H'] | ['Summation and renormalization of bubble graphs to all orders'] | ['Particle Physics - Theory'] | ['sigma model, linear', 'symmetry, O(N)', 'perturbation theory, higher-order', 'renormalization', 'mass spectrum', 'phi**n model, 4'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009123'] | ['We introduce the 2PPI expansion which sums the bubble graphs to all orders. We show that this expansion can be renormalised with the usual counterterms in a mass independent scheme. We discuss its application to the O(N) linear sigma model.'] | ['2000-09-18'] |
2,436 | ['eng'] | ['Meissner, K A', 'Olechowski, M'] | ['Domain walls without cosmological constant in higher order gravity'] | ['Particle Physics - Theory'] | ['domain wall', 'gravitation, higher-order', 'any-dimensional', 'Randall-Sundrum model', 'tensor, energy-momentum'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009122'] | ['We consider a class of higher order corrections with arbitrary power $n$ of the curvature tensor to the standard gravity action in arbitrary space-time dimension $D$. The corrections are in the form of Euler densities and are unique at each $n$ and $D$. We present a generating functional and an explicit form of the c... | ['2000-09-18'] |
2,437 | ['eng'] | ['Kosinski, P', 'Lukierski, J', 'Maslanka, P'] | ['Local Field Theory on $\\kappa$-Minkowski Space, Star Products and Noncommutative Translations'] | ['Particle Physics - Theory'] | ['talk, Karpacz 1999/09/21', 'talk, Prague 2000/06/22', 'differential geometry, noncommutative', 'quantization', 'Hamiltonian formalism', 'operator, algebra', 'field theory, deformation', 'transformation, Poincare'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009120'] | ['We consider local field theory on $\\kappa$-deformed Minkowski space which is an example of solvable Lie-algebraic noncommutative structure. Using integration formula over $\\kappa$-Minkowski space and $\\kappa$-deformed Fourier transform we consider for deformed local fields the reality conditions as well as deforma... | ['2000-09-18'] |
2,438 | ['eng'] | ['Cappelli, A', "D'Appollonio, G", 'Guida, R', 'Magnoli, N'] | ['On the c-theorem in more than two dimensions'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'renormalization group, transformation', 'renormalization group, c-function', 'dimension, >2', 'anomaly, conformal', 'partition function', 'regularization, zeta function', 'tensor, energy-momentum', 'correlation function', 'central charge'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009119'] | ['Several pieces of evidence have been recently brought up in favour of the c-theorem in four and higher dimensions, but a solid proof is still lacking. We present two basic results which could be useful for this search: i) the values of the putative c-number for free field theories in any even dimension, which illustr... | ['2000-09-18'] |
2,439 | ['eng'] | ['Jing, J', 'Yu, M'] | ['Superconformal Algebras in Light-cone Gauge Quantization of String Theories on $AdS_{3}$'] | ['Particle Physics - Theory'] | ['space-time, anti-de Sitter', 'dimension, 3', 'algebra, conformal', 'supersymmetry', 'operator product expansion', 'string model', 'light cone gauge'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009118'] | ['Motivated by superstring theories on $AdS_3$, we construct spacetime superconformal algebras (SCAs) living on the $AdS_3$ boundary in terms of the transversal physical degrees of freedom. The SCAs constructed are N=4 large, middle algebras, and N=3 algebra, corresponding to superstring theories on $AdS_3 \\times S ^3... | ['2000-09-18'] |
2,440 | ['eng'] | ['Myung, Y S'] | ['Localization of graviphoton and graviscalar on the brane'] | ['Particle Physics - Theory'] | ['graviphoton', 'membrane model', 'zero mode', 'graviscalar', 'dimension, 5', 'dimension, 4'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009117'] | ['The question of whether the Kaluza-Klein (KK) graviphoton $h_{5\\mu}$ and graviscalar $h_{55}$ are localized or not on the brane is one of the important issues. In this letter, we address this problem in five dimensions. Here we consider only the massless(zero-mode) propagations. We obtain the graviton $h_{\\mu\\nu}$... | ['2000-09-18'] |
2,441 | ['eng'] | ['Li, K', 'Naón, C M'] | ['An alternative formulation of classical electromagnetic duality'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'duality, electromagnetic', 'magnetic monopole', 'charge, quantization', 'angular momentum'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009116'] | ['By introducing a doublet of electromagnetic four dimensional vector potentials, we set up a manifestly Lorentz covariant and SO(2) duality invariant classical field theory of electric and magnetic charges. In our formulation one does not need to introduce the concept of Dirac string.'] | ['2000-09-17'] |
2,442 | ['eng'] | ['Chabab, M'] | ['Comments on the Confinement from Dilaton-Gluon Coupling in QCD'] | ['Particle Physics - Theory'] | ['talk, Vienna 2000/07/03', 'coupling, (dilaton gluon)', 'confinement', 'quark, potential', 'gauge field theory, SU(N)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009115'] | ['In this talk, I report on a work done in collaboration with R. Markazi and E.H. Saidi [1].'] | ['2000-09-17'] |
2,443 | ['eng'] | ['Abrikosov, A A'] | ['Instantons in non-Cartesian coordinates'] | ['Particle Physics - Theory'] | ['talk, Moscow 2000/06/05', 'talk, Pushkin 2000/05/13', 'space-time', 'gauge field theory, SU(2)', 'instanton', 'charge, topological', 'duality'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009114'] | ["The explicit multi-instanton solutions by 'tHooft and Jackiw, Nohl & Rebbi are generalized to curvilinear coordinates. The idea is that a gauge transformation can notably simplify the expressions obtained after the change of variables. The gauge transform generates a compensating addition to the gauge potential of ps... | ['2000-09-17'] |
2,444 | ['eng'] | ['Husain, T Z', 'Zabzine, M'] | ['Relevant boundary perturbations of CFT'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, massless', 'dimension, 2', 'supersymmetry', 'boundary condition', 'perturbation theory', 'n-point function', 'energy', 'quantization', 'string model', 'tachyon'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009113'] | ["We consider simple CFT models which contain massless bosons, or massless fermions or a supersymmetric combination of the two, on the strip. We study the deformations of these models by relevant boundary operators. In particular, we work out the details for a boundary operator with a quadratic dependence on the fields... | ['2000-09-17'] |
2,445 | ['eng'] | ['Oz, Y', 'Pantev, T', 'Waldram, D'] | ['Brane-Antibrane Systems on Calabi-Yau Spaces'] | ['Particle Physics - Theory'] | ['membrane model', 'field theory, Calabi-Yau', 'fibre bundle', 'tachyon, condensation', 'vortex', 'soliton, BPS', 'bound state', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009112'] | ['We propose a correspondence between brane-antibrane systems and stable triples (E_1,E_2,T), where E_1,E_2 are holomorphic vector bundles and the tachyon T is a map between them. We demonstrate that, under the assumption of holomorphicity, the brane-antibrane field equations reduce to a set of vortex equations, which ... | ['2000-09-17'] |
2,446 | ['eng'] | ['Schweigert, C', 'Fuchs, J'] | ['Solitonic sectors, conformal boundary conditions and three-dimensional topological field theory'] | ['Particle Physics - Theory'] | ['talk, Paris 2000/09/07', 'field theory, topological', 'dimension, 3', 'boundary condition', 'field theory, conformal', 'dimension, 2', 'Wilson loop', 'symmetry breaking', 'soliton', 'geometry, algebra'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009111'] | ["The correlation functions of a two-dimensional rational conformal field theory, for an arbitrary number of bulk and boundary fields and arbitrary world sheets can be expressed in terms of Wilson graphs in appropriate three-manifolds. We present a systematic approach to boundary conditions that break bulk symmetries. ... | ['2000-09-17'] |
2,447 | ['eng'] | ['Freire, F L', 'Litim, Daniel F', 'Pawlowski, J M'] | ['Gauge invariance and background field formalism in the exact renormalisation group'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'ghost', 'transformation, Becchi-Rouet-Stora', 'invariance, gauge', 'background field', 'renormalization group, transformation', 'perturbation theory, higher-order'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009110'] | ['We discuss gauge symmetry and Ward-Takahashi identities for Wilsonian flows in pure Yang-Mills theories. The background field formalism is used for the construction of a gauge invariant effective action. The symmetries of the effective action under gauge transformations for both the gauge field and the auxiliary back... | ['2000-09-17'] |
2,448 | ['eng'] | ['Boulanger, N', 'Damour, Thibault Marie Alban Guillaume', 'Gualtieri, L', 'Henneaux, M'] | ['No consistent cross-interactions for a collection of massless spin-2 fields'] | ['Particle Physics - Theory'] | ['talk, Moscow 2000/06/05', 'field theory, tensor', 'spin, 2', 'field theory, action', 'cohomology', 'interaction', 'transformation, Becchi-Rouet-Stora', 'field theory, deformation', 'operator, algebra', 'commutation relations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009109'] | ['We report a no-go theorem excluding consistent cross-couplings for a collection of massless, spin-2 fields described, in the free limit, by the sum of Pauli-Fierz actions (one for each field). We show that, in spacetime dimensions >2, there is no consistent coupling, with at most two derivatives of the fields, that c... | ['2000-09-17'] |
2,449 | ['eng'] | ['Palev, T D', 'Van der Jeugt, J'] | ['Quasiboson representations of sl(n+1) and generalized quantum statistics'] | ['Particle Physics - Theory'] | ['quantum statistics', 'algebra, Lie', 'algebra, representation', 'algebra, SL(N)', 'boson, quasiparticle', 'boson, statistics', 'parastatistics', 'operator', 'Fock space', 'Pauli principle', 'model, spin'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009108'] | ['Generalized quantum statistics will be presented in the context of representation theory of Lie (super)algebras. This approach provides a natural mathematical framework, as is illustrated by the relation between para-Bose and para-Fermi operators and Lie (super)algebras of type B. Inspired by this relation, A-statist... | ['2000-09-17'] |
2,450 | ['eng'] | ['Hosomichi, K', 'Okuyama, K', 'Satoh, Y'] | ['Free Field Appoach to String Theory on $AdS_{3}$'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'coset space, SL(2,C)/SU(2)', 'partition function', 'correlation function', 'Knizhnik-Zamolodchikov equation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009107'] | ['We discuss the correlation functions of the SL(2,C)/SU(2) WZW model, or the CFT on the Euclidean AdS_3. We argue that the calculation is reduced to that of a free theory by taking into account the renormalization and integrating out a certain zero-mode, which is an analog of the zero-mode integration in Liouville the... | ['2000-09-17'] |
2,451 | ['eng'] | ['Eden, B U', 'Petkou, Anastasios C', 'Schubert, C', 'Sokatchev, Emery S'] | ['Partial non-renormalisation of the stress-tensor four-point function in N=4 SYM and AdS/CFT'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'field theory, anti-de Sitter', 'field theory, conformal', 'supersymmetry', 'tensor, energy-momentum', 'correlation function', 'supergravity', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009106'] | ["We show that, although the correlator of four stress-tensor multiplets in N=4 SYM is known to have radiative corrections, certain linear combinations of its components are protected from perturbative renormalisation and remain at their free-field values. Our argument uses Intriligator's insertion formula, and include... | ['2000-09-17'] |
2,452 | ['eng'] | ['Hata, H', 'Shinohara, S'] | ['BRST Invariance of the Non-Perturbative Vacuum in Bosonic Open String Field Theory'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane, boson', 'tachyon, condensation', 'field theory, string', 'string, open', 'invariance, Becchi-Rouet-Stora', 'vacuum state, nonperturbative', 'field equations, solution', 'symmetry, spontaneously broken'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009105'] | ['Tachyon condensation on a bosonic D-brane is recently demonstrated numerically in string field theory with level truncation approximation. This non-perturbative vacuum, which is obtained by solving the equation of motion, has to satisfy furthermore the requirement of the BRST invariance. This is indispensable in orde... | ['2000-09-17'] |
2,453 | ['eng'] | ['Giedt, J'] | ['Completion of Standard Model-like embeddings'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3) x SU(2) x U(1)', 'fermion, flavor', 'supersymmetry, symmetry breaking', 'symmetry, dynamically broken', 'orbifold, Z(3)', 'embedding', 'Wilson loop', 'particle, multiplet', 'group theory, representation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009104'] | ["Inequivalent Standard Model-like ``observable sector'' embeddings in $Z_3$ orbifolds with two discrete Wilson lines, as determined by Casas, Mondragon and Mu\\~noz, are completed by examining all possible ways of embedding the ``hidden sector.'' The hidden sector embeddings are relevant to twisted matter in nontrivia... | ['2000-09-17'] |
2,454 | ['eng'] | ['Gerasimov, A A', 'Shatashvili, S L'] | ['On Exact Tachyon Potential in Open String Field Theory'] | ['Particle Physics - Theory'] | ['field theory, string', 'string, open', 'tachyon, potential', 'tachyon, condensation', 'partition function', 'effective action', 'wave function'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009103'] | ['In these notes we revisit the tachyon lagrangian in the open string field theory using background independent approach of Witten from 1992. We claim that the tree level lagrangian (up to second order in derivatives and modulo some class of field redefinitions) is given by $L = e^{-T} (\\partial T)^2 + (1+T)e^{-T}$. U... | ['2000-09-14'] |
2,455 | ['eng'] | ['Schellekens, A N', 'Sousa, N'] | ['Open Descendents of U(2N) Orbifolds at Rational Radii'] | ['Particle Physics - Theory'] | ['string model', 'invariance, modular', 'orbifold, U(N)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009100'] | ['We construct explicitly the open descendants of some exceptional automorphism invariants of U(2N) orbifolds. We focus on the case N=pq, p and q prime, and on the automorphism of the diagonal invariant that exists for these values of N. This corresponds to an orbifold of the circle with radius R^2=2p/q. For the automo... | ['2000-09-14'] |
2,456 | ['eng'] | ['Hayakawa, M'] | ['Perturbative ultraviolet and infrared dynamics of noncommutative quantum field theory'] | ['Particle Physics - Theory'] | ['talk, Osaka 2000/07/27', 'field theory, scalar', 'field theory, Euclidean', 'differential geometry, noncommutative', 'two-point function', 'perturbation theory, higher-order'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009098'] | ['Perturbative aspects of ultraviolet and infrared dynamics of noncommutative quantum field theory is examined in detail. It is observed that high loop momentum contribution to the nonplanar diagram develops a new infrared singularity with respect to the external momentum. This singular behavior is closely related to t... | ['2000-09-14'] |
2,457 | ['eng'] | ['Fujikawa, K', 'Terashima, H'] | ['Quantum and Classical Gauge Symmetries'] | ['Particle Physics - Theory'] | ['talk, Osaka 2000/07/27', 'gauge field theory, Yang-Mills', 'quantization', 'path integral, measure', 'transformation, Becchi-Rouet-Stora', 'gauge fixing', 'gauge field theory, massive'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009097'] | ['The use of the mass term of the gauge field as a gauge fixing term, which was discussed by Zwanziger, Parrinello and Jona-Lasinio in a large mass limit, is related to the non-linear gauge by Dirac and Nambu. We have recently shown that this use of the mass term as a gauge fixing term is in fact identical to the conve... | ['2000-09-14'] |
2,458 | ['eng'] | ['Lewis, A'] | ['Logarithmic CFT on the Boundary and the World-Sheet'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'boundary condition, anti-de Sitter', 'Wess-Zumino-Witten model', 'coset space, SL(2,C)/SU(2)', 'n-point function', 'Knizhnik-Zamolodchikov equation', 'operator product expansion', 'approximation, quasiclassical', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009096'] | ['The correspondences between logarithmic operators in the CFTs on the boundary of AdS_3 and on the world-sheet and dipole fields in the bulk are studied using the free field formulation of the SL(2,C)/SU(2) WZNW model. We find that logarithmic operators on the boundary are related to operators on the world-sheet which... | ['2000-09-13'] |
2,459 | ['eng'] | ['Gremm, M'] | ['Compactified NCOS and duality'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'field theory, torus', 'dimension, 2', 'differential geometry, noncommutative', 'duality', 'string model', 'membrane model, D-brane', 'BPS', 'operator, vertex'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009095'] | ['We study four-dimensional U(1) on a non-commutative T^2 with rational Theta. This theory has dual descriptions as ordinary SYM or as NCOS. We identify a set of massive non-interacting KK states in the SYM theory and track them through the various dualities. They appear as stretched strings in the non-commutative U(1)... | ['2000-09-13'] |
2,460 | ['eng'] | ['Dürr, S'] | ['The phasetransition in the multiflavour Schwinger model'] | ['Particle Physics - Theory'] | ['talk, Moscow 2000/06/05', 'Schwinger model', 'critical phenomena', 'quantization', 'finite temperature', 'condensation, chiral', 'symmetry breaking'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009094'] | ['A summary is given of a quantization of the multiflavour Schwinger model on a finite-temperature cylinder with chirality-breaking boundary conditions at its spatial ends, and it is shown that the analytic expression for the chiral condensate implies that the theory exhibits a second order phasetransition with $T_c = ... | ['2000-09-13'] |
2,461 | ['eng'] | ['Brandt, F T', 'Das, A', 'Frenkel, J'] | ['Behavior of the thermal gluon self-energy in the Coulomb gauge'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'gluon, propagator', 'Coulomb gauge', 'finite temperature'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009093'] | ['We study, to one loop order, the behavior of the gluon self-energy in the non covariant Coulomb gauge at finite temperature. The cancellation of the peculiar energy divergences, which arise in such a gauge, is explicitly verified in the complete two point function of the Yang-Mills theory. At high temperatures, the l... | ['2000-09-13'] |
2,462 | ['eng'] | ['Hassaïne, M', 'Horváthy, P A'] | ['Symmetries of fluid dynamics with polytropic exponent'] | ['Particle Physics - Theory'] | ['fluid', 'tensor, energy-momentum', 'Kaluza-Klein model', 'membrane model, D-brane', 'dimensional reduction', 'duality, transformation', 'supernova', 'Schroedinger equation, nonlinear'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009092'] | ["The symmetries of the general Euler equations of fluid dynamics with polytropic exponent are determined using the Kaluza-Klein type framework of Duval et $\\it{al}$. In the standard polytropic case the recent results of O'Raifeartaigh and Sreedhar are confirmed and generalized. Similar results are proved for polytrop... | ['2000-09-13'] |
2,463 | ['eng'] | ['Akama, K'] | ['Unified Field Theory Induced on the Brane World'] | ['Particle Physics - Theory'] | ['talk, Osaka 2000/07/27', 'unified field theory', 'membrane model', 'field theory, induced', 'field theory, finite', 'effective action'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009091'] | ['We show how the gravity, gauge, and matter fields are induced on dynamically localized brane world.'] | ['2000-09-13'] |
2,464 | ['eng'] | ['Sen, A'] | ['Uniqueness of Tachyonic Solitons'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, boson', 'field theory, tensor', 'soliton', 'tachyon, condensation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009090'] | ['It has been conjectured that condensation of tachyons on a bosonic D-brane gives rise to vacuum / soliton solutions which are independent of the initial magnetic field on the D-brane. We present evidence for this conjecture using results from two dimensional conformal field theory. In particular we identify a continu... | ['2000-09-13'] |
2,465 | ['eng'] | ['Abel, S A', 'Servant, G'] | ['Dilaton Stabilization in Effective Type I String Models'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'dilaton, stability', 'effective action', 'gauge field theory, SU(N)', 'supergravity', 'potential, scalar', 'supersymmetry, symmetry breaking', 'gaugino, condensation', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009089'] | ['We show that the dilaton and T-moduli can be stabilized by a single gaugino condensation mechanism in the four-dimensional effective field theory derived from Type IIB orientifolds. A crucial role is played by the mixing of the blowing-up modes Mk with the T-moduli in the Kahler metric, and by the presence of the Mk ... | ['2000-09-13'] |
2,466 | ['eng'] | ['Wu, S Q', 'Cai, X'] | ['Four Quantum Conservation Laws for Black Hole Stationary Equilibrium Radiation Processes'] | ['Particle Physics - Theory'] | ['black hole, Kerr-Newman', 'thermodynamics', 'conservation law', 'entropy', 'radiation, Hawking', 'field theory, scalar'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009088'] | ['The classical first law of thermodynamics for a Kerr-Newman black hole (KNBH) is generalized to a law in quantum form on the event horizon. Then four quantum conservation laws on the KNBH equilibrium radiation process are derived. The Bekenstein-Hawking relation ${\\cal{S}}={\\cal{A}}/4$ is exactly established. It ca... | ['2000-09-13'] |
2,467 | ['eng'] | ['McInnes, B'] | ['The Topology of the AdS/CFT/Randall-Sundrum Complementarity'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, anti-de Sitter', 'space-time', 'Randall-Sundrum model', 'topology', 'any-dimensional', 'field equations, solution'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009087'] | ['The background geometries of the AdS/CFT and the Randall-Sundrum theories are locally similar, and there is strong evidence for some kind of "complementarity" between them; yet the global structures of the respective manifolds are very different. We show that this apparent problem can be understood in the context of ... | ['2000-09-13'] |
2,468 | ['eng'] | ['Baugh, J E', 'Finkelstein, D R', 'Galiautdinov, A A', 'Saller, H'] | ['Clifford algebra as quantum language'] | ['Particle Physics - Theory'] | ['quantization', 'spinor', 'algebra, Clifford', 'operator, algebra', 'correlation function'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009086'] | ['We suggest Clifford algebra as a useful simplifying language for present quantum dynamics. Clifford algebras arise from representations of the permutation groups as they arise from representations of the rotation groups. Aggregates using such representations for their permutations obey Clifford statistics. The vector... | ['2000-09-13'] |
2,469 | ['eng'] | ['Bashir, A', 'Kizilersü, A', 'Pennington, Michael R'] | ['Does the weak coupling limit of the Burden-Tjiang deconstruction of the massless quenched QED3 vertex agree with perturbation theory?'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'dimension, 3', 'fermion, propagator', 'vertex function', 'perturbation theory, higher-order', 'higher-order, 2'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0010210'] | ['We derive constraints on the non-perturbative 3-point fermion-boson transverse vertex in massless QED3 from its perturbative calculation to order $\\alpha$. We also check the transversality condition to two loops and evaluate the fermion propagator to the same order. We compare a conjecture of the non-perturbative ve... | ['2000-10-25'] |
2,470 | ['eng'] | ['Viet, N A', 'Wali, K C'] | ['Matter Fields in Curved Space-Time'] | ['Particle Physics - Theory'] | ['talk, Rochester 2000/05/08', 'space-time', 'matter', 'differential geometry, noncommutative', 'path integral', 'Kaluza-Klein model', 'differential forms', 'mathematical methods'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009085'] | ['We study the geometry of a two-sheeted space-time within the framework of non-commutative geometry. As a prelude to the Standard Model in curved space-time, we present a model of a left- and a right- chiral field living on the two sheeted-space time and construct the action functionals that describe their interaction... | ['2000-09-12'] |
2,471 | ['eng'] | ['Vassilevich, D V', 'Zelnikov, A I'] | ['Discrete Symmetries of Functional Determinants'] | ['Particle Physics - Theory'] | ['space-time', 'field theory, scalar', 'gauge field theory', 'path integral, determinant', 'symmetry, discrete', 'duality', 'effective action', 'index theorem', 'background field'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009084'] | ['We study discrete (duality) symmetries of functional determinants. An exact transformation of the effective action under the inversion of background fields $\\beta (x) \\to \\beta^{-1}(x)$ is found. We show that in many cases this inversion does not change functional determinants. Explicitly studied models include a ... | ['2000-09-12'] |
2,472 | ['eng'] | ['Zucker, M A'] | ['Supersymmetric Brane World Scenarios from Off-Shell Supergravity'] | ['Particle Physics - Theory'] | ['supergravity, off-shell', 'dimension, 5', 'membrane model', 'supersymmetry', 'Randall-Sundrum model', 'particle, multiplet', 'astrophysics, fundamental constant', 'orbifold, S(1)/Z(2)', 'fixed point'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009083'] | ['Using N=2 off-shell supergravity in five dimensions, we supersymmetrize the brane world scenario of Randall and Sundrum. We extend their construction to include supersymmetric matter at the fixpoints.'] | ['2000-09-12'] |
2,473 | ['eng'] | ['Youm, D'] | ['BPS Solitons in M5-Brane Worldvolume Theory with Constant Three-Form Field'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'p-brane, 5', 'field theory, tensor', 'differential forms, 3', 'soliton, BPS', 'background field'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009082'] | ['We study BPS solutions for a self-dual string and a neutral string in M5-brane worldvolume theory with constant three-form field. We further generalize such solitons to superpose with a calibrated surface. We also study a traveling wave on a calibrated surface in the constant three-form field background.'] | ['2000-09-12'] |
2,474 | ['eng'] | ['Sitenko, Yu A'] | ['Absence of Axial Anomaly in the Background of the Bohm-Aharonov Vector Potential'] | ['Particle Physics - Theory'] | ['Aharonov-Bohm effect', 'anomaly, axial', 'spinor, massless', 'gauge field theory, external field', 'effective action'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009081'] | ['The problem of the axial anomaly in the presence of the Bohm-Aharonov gauge vector field is exactly solved.'] | ['2000-09-12'] |
2,475 | ['eng'] | ['Sitenko, Yu A'] | ['Self-adjointness of the two-dimensional massless Dirac Hamiltonian and vacuum energy density in the background of a singular magnetic vortex'] | ['Particle Physics - Theory'] | ['spinor, massless', 'quantization', 'dimension, 3', 'vortex, magnetic', 'vortex, singularity', 'energy, density', 'effective potential', 'boundary condition', 'regularization, zeta function'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009080'] | ['A massless spinor field is quantized in the background of a singular static magnetic vortex in 2+1-dimensional space-time. The method of self-adjoint extensions is employed to define the most general set of physically acceptable boundary conditions at the location of the vortex. Under these conditions, the vacuum ene... | ['2000-09-12'] |
2,476 | ['eng'] | ['Feng, B', 'He, Y H'] | ['An Observation on Finite Groups and WZW Modular Invariants'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'Wess-Zumino-Witten model, SU(N)', 'dimension, 2', 'partition function', 'invariance, modular', 'algebra, fusion', 'group theory, finite', 'group theory, exceptional'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009077'] | ['In this short note, inspired by much recent activity centred around attempts to formulate various correspondences between the classification of affine SU(k) WZW modular-invariant partition functions and that of discrete finite subgroups of SU(k), we present a small and perhaps interesting observation in this light. I... | ['2000-09-12'] |
2,477 | ['eng'] | ['Wang, Q', 'Kao, C W', 'Nayak, G C', 'Stöcker, H', 'Greiner, W'] | ['Color Current Induced by Gluons in Background Field Method of QCD'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'background field', 'color, current', 'Ward identity', 'field equations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009076'] | ["By applying the background field method to QCD, we derive the equation of motion of the classical chromofield for a system containing gluons and classical chromofield simultaneously. This inhomogeneous field equation contains a current term, which is the expectation value of a composite operator including linear, squ... | ['2000-09-12'] |
2,478 | ['eng'] | ['Oda, I'] | ['Localization of Various Bulk Fields on a Brane'] | ['Particle Physics - Theory'] | ['space-time', 'membrane model', 'field theory, scalar', 'fermion, Dirac', 'gravitino', 'graviton', 'dimension, >4', 'field equations, solution'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009074'] | ["We report the issues of localization of various bulk fields on a brane in a curved background from a local field-theoretic viewpoint where a special attention is paid to a warp geometry in a general space-time dimension. We point out that spin 0 scalar field and spin 2 graviton are naturally localized on a brane with... | ['2000-09-12'] |
2,479 | ['eng'] | ['Kazakov, K A'] | ['On the correspondence between the classical and quantum gravity'] | ['Particle Physics - Theory'] | ['gravitation, classical', 'quantum gravity', 'path integral', 'Slavnov identity', 'transformation, Becchi-Rouet-Stora', 'graviton', 'gravitation, potential', 'effective action', 'scalar particle, form factor', 'perturbation theory, higher-order'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009073'] | ['The relationship between the classical and quantum theories of gravity is reexamined. The value of the gravitational potential defined with the help of the two-particle scattering amplitudes is shown to be in disagreement with the classical result of General Relativity given by the Schwarzschild solution. It is shown... | ['2000-09-12'] |
2,480 | ['eng'] | ['Mohri, K', 'Onjo, Y', 'Yang, S K'] | ['Closed Sub-Monodromy Problems, Local Mirror Symmetry and Branes on Orbifolds'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'orbifold', 'field theory, Calabi-Yau', 'symmetry, mirror', 'transformation, modular', 'Riemann surfaces', 'geometry, algebra', 'group theory, exceptional', 'group theory, representation', 'fibre bundle', 'number theory', 'Picard-Fuchs equation', 'monodromy', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009072'] | ['We study D-branes wrapping an exceptional four-cycle P(1,a,b) in a blown-up C^3/Z_m non-compact Calabi-Yau threefold with (m;a,b)=(3;1,1), (4;1,2) and (6;2,3). In applying the method of local mirror symmetry we find that the Picard-Fuchs equations for the local mirror periods in the Z_{3,4,6} orbifolds take the same ... | ['2000-09-12'] |
2,481 | ['eng'] | ['Pengpan, T', 'Xiong, X'] | ['A Note on the Non-Commutative Wess-Zumino Model'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'supersymmetry', 'Wess-Zumino model', 'differential geometry, noncommutative', 'renormalization', 'wave function', 'commutation relations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009070'] | ["We show that the non-commutative Wess-Zumino(NCWZ) Lagrangian with the permutation terms in the interaction parts is renormalizable at one-loop level by only a wave function renormalization. When the non-commutativity vanishes, the logarithmic divergence of the wave function renormalization of the NCWZ theory is the ... | ['2000-09-12'] |
2,482 | ['eng'] | ['Adler, Stephen Louis'] | ['Completing the Square to Find the Supersymmetric Matter Effective Action Induced by Coupling to Linearized N=1 Supergravity'] | ['Particle Physics - Theory'] | ['supergravity, linear', 'matter, coupling', 'effective action', 'supersymmetry, multiplet', 'anomaly', 'field theory, induced', 'quantum electrodynamics', 'current, conservation law'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009069'] | ['We consider generic N=1 supersymmetric matter coupled to linearized N=1 supergravity through the multiplet of currents. By completing the square, we find the effective action giving the leading supergravity induced correction to the matter dynamics, expressed explicitly as a quadratic form in the components of the cu... | ['2000-09-12'] |
2,483 | ['eng'] | ['Laidlaw, M'] | ['Noncommutative Geometry from String Theory'] | ['Particle Physics - Theory'] | ['string model', 'background field', 'differential geometry, noncommutative', 'scattering amplitude, higher-order', 'membrane model, D-brane'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009068'] | ['We develop a method in which it is possible to calculate one loop corrections to the noncommutativity parameter for open strings in a background F field. We reproduce known disk level results, and find that annulus corrections give the same structure multiplied by a constant due to the tachyon.'] | ['2000-09-12'] |
2,484 | ['eng'] | ['Huang, W H'] | ['Two-loop effective potential in noncommutative scalar field theory'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'differential geometry, noncommutative', 'effective potential', 'renormalization', 'perturbation theory, higher-order', 'higher-order, 2', 'radiative correction', 'symmetry, spontaneously broken'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009067'] | ['The renormalization of effective potential for the noncommutative scalar field theory is investigated to the two-loop approximation. It is seen that the nonplanar diagram does not appear in the one-loop potential. However, nonplanar diagram can become dominant in the two-loop level as the noncommutativity of geometry... | ['2000-09-12'] |
2,485 | ['eng'] | ['Bañados, M'] | ['Selfdual backgrounds in N=2 five-dimensional Chern-Simons Supergravity'] | ['Particle Physics - Theory'] | ['supergravity', 'gauge field theory, SU(2,2|N)', 'Chern-Simons term', 'dimension, 5', 'duality', 'background field', 'Kaluza-Klein model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009066'] | ['We consider five-dimensional S(2,2|N) Chern-Simons supergravity on M_4 * R . By fine-tuning the Kaluza-Klein reduction to make the 4d cosmological constant equal zero, it is shown that selfdual curvatures on M_4 provide exact solutions to the equations of motion if N=2. Explicit examples preserving 1/2 and 1/4 supers... | ['2000-09-12'] |
2,486 | ['eng'] | ['Mannheim, P D'] | ['Constraints on $AdS_5$ Embeddings'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 3', 'embedding', 'space-time, anti-de Sitter', 'dimension, 5', 'geometry'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009065'] | ['We show that the embedding of a static, maximally 3-symmetric brane with non-zero spatial curvature $k$ into a non-compactified $AdS_5$ bulk does not yield exponential suppression of the geometry away from the brane. Implications of this result for brane-localized gravity are discussed.'] | ['2000-09-11'] |
2,487 | ['eng'] | ['Davidson, A', 'Mannheim, P D'] | ['Dynamical Localization of Gravity'] | ['Particle Physics - Theory'] | ['gravitation', 'dimension, 5', 'Randall-Sundrum model', 'sine-Gordon model', 'soliton'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009064'] | ['We dynamically construct Randall-Sundrum brane localized gravity from a 5-dimensional bulk scalar soliton field obeying a sine-Gordon equation, with the discrete brane $Z_2$ symmetry arising from the discrete symmetry of the potential, and with the Minkowski brane Randall-Sundrum relation between bulk and brane cosmo... | ['2000-09-11'] |
2,488 | ['eng'] | ['Brustein, Ram', 'Eichler, D', 'Foffa, Stefano'] | ['The Shortest Scale of Quantum Field Theory'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'quantization', 'Hamiltonian formalism', 'space-time', 'fluctuation', 'fundamental constant, length'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009063'] | ['The vacuum of quantum field theories of a large number of fields can be unstable due to strong vacuum energy fluctuations, decaying rapidly into many small black holes. We propose that in stable theories, the number of independent quantum mechanical degrees of freedom in a given volume is therefore bounded. Our bound... | ['2000-09-11'] |
2,489 | ['eng'] | ['Cho, H', 'Emam, M', 'Kastor, D A', 'Traschen, J'] | ['Calibrations and Fayyazuddin-Smith Spacetimes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 5', 'space-time', 'any-dimensional', 'differential forms', 'differential geometry', 'supersymmetry', 'space, Calabi-Yau'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009062'] | ['We show that a class of spacetimes introduced by Fayyazuddin and Smith to describe intersecting M5-branes admit a generalized Kahler calibration. Equipped with this understanding, we are able to construct spacetimes corresponding to further classes of calibrated $p$-brane world-volume solitons. We note that these cla... | ['2000-09-11'] |
2,490 | ['eng'] | ['Gibbons, G W', 'Hori, K', 'Yi, P'] | ['String Fluid from Unstable D-branes'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'stability', 'effective action', 'model, fluid', 'Born-Infeld model', 'Hamiltonian formalism', 'field equations', 'tensor, energy-momentum', 'duality'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009061'] | ["We consider Sen's effective action for unstable D-branes, and study its classical dynamics exactly. In the true vacuum, the Hamiltonian dynamics remains well-defined despite a vanishing action, and is that of massive relativistic string fluid of freely moving electric flux lines. The energy(tension) density equals th... | ['2000-09-11'] |
2,491 | ['eng'] | ['Braden, H W', 'Marshakov, A V'] | ['Singular Phases of Seiberg-Witten Integrable Systems'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'Seiberg-Witten model', 'integrability', 'perturbation theory', 'geometry, algebra', 'analytic properties', 'Calogero-Moser model', 'model, Toda', 'strong coupling', 'weak coupling', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009060'] | ['We consider the singular phases of the smooth finite-gap integrable systems arising in the context of Seiberg-Witten theory. These degenerate limits correspond to the weak and strong coupling regimes of SUSY gauge theories. The spectral curves in such limits acquire simpler forms: in most cases they become rational, ... | ['2000-09-11'] |
2,492 | ['eng'] | ['Nojiri, S', 'Odintsov, S D', 'Osetrin, K E'] | ['Dilatonic quantum multi-brane-worlds'] | ['Particle Physics - Theory'] | ['gravitation', 'dilaton', 'dimension, 5', 'field theory, anti-de Sitter', 'field theory, conformal', 'gauge field theory, SU(N)', 'gauge field theory, Sp(N)', 'fluctuation', 'quantization', 'field equations', 'membrane model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009059'] | ['d5 dilatonic gravity action with surface counterterms motivated by AdS/CFT correspondence and with contributions of brane quantum CFTs is considered around AdS-like bulk. The effective equations of motion are constructed. They admit two (outer and inner) or multi-brane solutions where brane CFTs may be different. The... | ['2000-09-11'] |
2,493 | ['eng'] | ['Brading, K', 'Brown, H R'] | ["Noether's Theorems and Gauge Symmetries"] | ['Particle Physics - Theory'] | ['current, conservation law', 'Lagrangian formalism', 'transformation, gauge'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009058'] | ['Consideration of the Noether variational problem for any theory whose action is invariant under global and/or local gauge transformations leads to three distinct theorems. These include the familiar Noether theorem, but also two equally important but much less well-known results. We present, in a general form, all th... | ['2000-09-11'] |
2,494 | ['eng'] | ['Silverstein, E'] | ['Extended Objects from Warped Compactifications of M theory'] | ['Particle Physics - Theory'] | ['M-theory', 'extended particle', 'membrane model', 'dimension, 6', 'spontaneous compactification', 'Kaluza-Klein model', 'field equations, solution', 'moduli space', 'supergravity'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009057'] | ['We study the massive spectrum of fully wrapped branes in warped M-theory compactifications, including regimes where these states are parametrically lighter than the Planck scale or string scale. We show that many such states behave classically as extended objects in the noncompact directions in the sense that their m... | ['2000-09-11'] |
2,495 | ['eng'] | ['De van Bruck, C', 'Dorca, M', 'Martins, C J A P', 'Parry, M'] | ['Cosmological consequences of the brane/bulk interaction'] | ['Particle Physics - Theory'] | ['membrane model', 'astrophysics, model', 'gravitation', 'dimension, 5', 'field equations, solution', 'astrophysics, fundamental constant', 'fluctuation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009056'] | ['We investigate cosmological consequences arising from the interaction between a homogeneous and isotropic brane-universe and the bulk. A Friedmann equation is derived which incorporates both the brane and bulk matter contributions, which are both assumed to be of arbitrary fluid form. In particular, new terms arise w... | ['2000-09-11'] |
2,496 | ['eng'] | ['Ghosh, P K'] | ['Extended superconformal symmetry and Calogero-Marchioro model'] | ['Particle Physics - Theory'] | ['Calogero-Marchioro model', 'dimension, 2', 'symmetry, conformal', 'supersymmetry, symmetry breaking', 'symmetry, SU(1,1/2)', 'symmetry, OSp(2,2)', 'algebra, de Sitter'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009055'] | ['We show that the two dimensional Calogero-Marchioro Model (CMM) without the harmonic confinement can naturally be embedded into an extended SU(1,1|2) superconformal Hamiltonian. We study the quantum evolution of the superconformal Hamiltonian in terms of suitable compact operators of the N=2 extended de Sitter supera... | ['2000-09-11'] |
2,497 | ['eng'] | ['Derendinger, J P', 'Sauser, R'] | ['A Five-brane Modulus in the Effective N=1 Supergravity of M-Theory'] | ['Particle Physics - Theory'] | ['M-theory', 'effective action', 'supergravity', 'dimension, 11', 'membrane model, p-brane', 'p-brane, 5', 'spontaneous compactification', 'moduli space', 'supersymmetry, superfield'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009054'] | ['Five-branes lead in four dimensions to massless N=1 supermultiplets if M-theory is compactified on S1/Z2 x (a Calabi-Yau threefold). One of them describes the modulus associated with the position of the five-brane along the circle S1. We derive the effective four-dimensional supergravity of this multiplet and its cou... | ['2000-09-11'] |
2,498 | ['eng'] | ['Faraoni, V'] | ['A crucial ingredient of inflation'] | ['Particle Physics - Theory'] | ['talk, Peyresq 2000/06/25', 'inflationary universe', 'inflaton, coupling', 'slow-roll approximation', 'perturbation, scalar', 'perturbation, tensor', 'stability', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009053'] | ['Nonminimal coupling of the inflaton field to the Ricci curvature of spacetime is generally unavoidable, and the paradigm of inflation should be generalized by including the corresponding term in the Lagrangian of the inflationary theory. This paper reports on the status of the programme of generalizing inflation. Fir... | ['2000-09-11'] |
2,499 | ['eng'] | ['Jacobson, T', 'Mattingly, D'] | ['Generally covariant model of a scalar field with high frequency dispersion'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'dispersion', 'gravitation', 'horizon', 'dispersion relations, superluminal', 'approximation, adiabatic', 'tensor, energy-momentum', 'space-time, Robertson-Walker', 'temperature, dependence'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0009052'] | ['Short distance structure of spacetime may show up in the form of high freqency dispersion. Although such dispersion is not locally Lorentz invariant, we show in a scalar field model how it can nevertheless be incorporated into a generally covariant metric theory of gravity provided the locally preferred frame is dyna... | ['2000-09-11'] |
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