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10,800
['eng']
['Bilal, Adel', 'Ferrari, F']
['The BPS Spectra and Superconformal Points in Massive N=2 Supersymmetric QCD']
['Particle Physics - Theory']
['gauge field theory, SU(2)', 'fermion, flavor', 'fermion, massive', 'supersymmetry', 'soliton', 'transformation, conformal', 'renormalization group, transformation', 'effective action', 'stability', 'analytic properties', 'geometry, algebra']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706145']
['We present a detailed study of the analytic structure, BPS spectra and superconformal points of the N=2 susy SU(2) gauge theories with $N_f$=1,2,3 massive quark hypermultiplets. We compute the curves of marginal stability with the help of the explicit solutions for the low energy effective actions in terms of standar...
['1997-06-23']
10,801
['eng']
['Imamura, Y']
['Born-Infeld Action and Chern-Simons Term from Kaluza-Klein Monopole in M-theory']
['Particle Physics - Theory']
['field theory, M-theory', 'dimension, 11', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 6', 'Kaluza-Klein model, monopole', 'fluctuation', 'zero mode', 'Born-Infeld model', 'Chern-Simons term']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706144']
['We investigate the zero modes of the Kaluza-Klein monopole in M-theory and show that the Born-Infeld action and the Chern-Simons term of a D6-brane are reproduced to quadratic order in the field strength of the U(1) field on the brane.']
['1997-06-23']
10,802
['eng']
['Nojiri, S', 'Odintsov, S D']
['Trace anomaly induced effective action for 2D and 4D dilaton coupled scalars']
['Particle Physics - Theory']
['gravitation', 'dilaton', 'dimension, 4', 'dimensional reduction', 'symmetry, rotational', 'dimension, 2', 'effective action, induced', 'anomaly, conformal', 'expansion 1/N', 'field equations, solution', 'black hole', 'radiation, Hawking', 'bibliography']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706143']
['The spherically symmetric reduction of higher dimensional Einstein-scalar theory leads to lower dimensional dilatonic gravity with dilaton coupled scalar (for example, from 4D to 2D system). We calculate trace anomaly and anomaly induced effective action for 2D and 4D dilaton coupled scalars. The large-$N$ effective ...
['1997-06-23']
10,803
['eng']
["D'Alwis, S P"]
['A note on brane creation']
['Particle Physics - Theory']
['field theory, M-theory', 'membrane model, p-brane', 'p-brane, production']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706142']
['The M-theory origin of brane creation processes is discussed.']
['1997-06-20']
10,804
['eng']
['Chibisov, B M', 'Shifman, M']
['BPS-Saturated Walls in Supersymmetric Theories']
['Particle Physics - Theory']
['supersymmetry, superfield', 'Wess-Zumino model', 'gauge field theory, Yang-Mills', 'soliton', 'domain wall', 'fluctuation']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706141']
['Domain-wall solutions in four-dimensional supersymmetric field theories with distinct discrete vacuum states lead to the spontaneous breaking of supersymmetry, either completely or partially. We consider in detail the case when the domain walls are the BPS-saturated states, and 1/2 of supersymmetry is preserved. Seve...
['1997-06-20']
10,805
['eng']
['Dorey, P', 'Tateo, R']
['Excited states in some simple perturbed conformal field theories']
['Particle Physics - Theory']
['field theory, conformal', 'dimension, 2', 'Riemann surfaces', 'perturbation theory', 'energy levels', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706140']
['The method of analytic continuation is used to find exact integral equations for a selection of finite-volume energy levels for the non-unitary minimal models $M_{2,2N+3}$ perturbed by their $\\varphi_{13}$ operators. The N=2 case is studied in particular detail. Along the way, we find a number of general results whi...
['1997-06-20']
10,806
['eng']
['Brito, F A', 'Bazeia, D']
['Domain ribbons inside domain walls at finite temperature']
['Particle Physics - Theory']
['field theory, scalar', 'space-time', 'topology, defect', 'domain wall', 'finite temperature', 'field equations, solution', 'stability']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706139']
['In this paper we deal with defects inside defects in systems of two scalar fields in 3+1 dimensions. The systems we consider are defined by potentials containing two real scalar fields, and so we are going to investigate domain ribbons inside domain walls. After introducing some general comments on the possibility of...
['1997-06-20']
10,807
['eng']
['Moniz, P V']
['Why two makes it more attractive than just with one... or Bianchi class-A models and Reissner-Nordström Black Holes in Quantum N=2 Supergravity']
['Particle Physics - Theory']
['talk, Santa Margherita Ligure 1996/09/17', 'talk, University Park 1996/11/08', 'talk, Chicago 1996/12/15', 'quantum gravity', 'supergravity', 'black hole, Reissner-Nordstroem', 'space-time, Bianchi']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706138']
['Bianchi class-A models and Reissner-Nordst\\"rom (RN) black hole scenarios are considered from the point of view of quantum N=2 Supergravity. It is shown that the presence of Maxwell fields in the supersymmetry constraints implies a non-conservation of the fermion number present in Bianchi class-A models. This effect...
['1997-06-20']
10,808
['eng']
['Moniz, P V']
['Wave Function of a Supersymmetric FRW Model with Vector Fields']
['Particle Physics - Theory']
['Friedman model', 'space-time, Robertson-Walker', 'supergravity', 'coupling, matter', 'gauge field theory', 'Hamiltonian formalism', 'constraint, solution', 'wave function', 'bibliography']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706137']
['A specific Friedmann-Roberstson-Walker (FRW) model derived from the theory of N=1 supergravity with gauged supermatter is considered in this paper. The supermatter content is restricted to a vector supermultiplet. The corresponding Lorentz and supersymmetry quantum constraints are then derived. Non-trivial solutions ...
['1997-06-20']
10,809
['eng']
['Karakhanian, D R']
['The non-local action for the induced 2d supergravity']
['Particle Physics - Theory']
['supergravity, induced', 'dimension, 2', 'field theory, nonlocal', 'effective action', 'group theory, Weyl', 'cohomology']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706136']
['The two-dimensional simple supergravity is reexamined from the point of view of super-Weyl group cohomologies. The non-local form of the effective action of 2d supergravity which generalise the famous $R 1/\\Box R$ is obtained.']
['1997-06-20']
10,810
['eng']
['Stojkov, P L']
["New Approximations to the Fradkin representation for Green's functions"]
['Particle Physics - Theory']
['path integral', 'propagator', 'asymptotic expansion', 'phi**n model, 4']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706135']
["A new variant of the exact Fradkin representation of the Green's function $G_c(x,y|gU)$, defined for arbitrary external potential $U$, is presented. Although this new approach is very similar in spirit to that previously derived by Fried and Gabellini, for certain calculations this specific variant, with its prescrib...
['1997-06-20']
10,811
['eng']
['Schrör, B']
['Quantum Field Theory and Local Observables']
['Particle Physics - Theory']
['lectures', 'axiomatic field theory', 'superselection rule', 'Fock space', 'commutation relations', 'invariance, Poincare', 'perturbation theory', 'bootstrap', 'form factor', 'S-matrix', 'field theory, modular']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707230']
["The backbone of this course on modern QFT is the new concept of ``modular localization'' which not only incorporates the bootstrap-formfactor construction of low-dimensional QFT with the main stream of local quantum physics, but also links it to the Hawking-Unruh-Rindler phenomenon and to black hole physics near hori...
['1997-07-29']
10,812
['eng']
['Pawelczyk, J']
['From Seiberg-Witten invariants to topological Green-Schwarz string']
['Particle Physics - Theory']
['gauge field theory, SU(2)', 'supersymmetry', 'differential geometry, symplectic', 'geometry, algebra', 'string model, topological', 'invariance']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706134']
['In this note we describe the physics of equivalence of the Seiberg-Witten invariants of 4-manifolds and certain Gromov-Witten invariants defined by pseudo-holomorphic curves. We show that physics of the pseudo-holomorphic curves should be governed by the N=2 Green-Schwarz string.']
['1997-06-19']
10,813
['eng']
['Fröhlich, J', 'Grandjean, O', 'Recknagel, A']
['Supersymmetric quantum theory, non-commutative geometry, and gravitation']
['Particle Physics - Theory']
['talk, Les Houches 1995/08/01', 'quantum mechanics', 'supersymmetry', 'relativity theory, general', 'space-time, matter', 'differential geometry, noncommutative', 'topology', 'torus, noncommutative', 'quantum gravity', 'string model', 'Dyson-Schwinger equation', 'matrix model', 'field theory, conformal', 'bibliography...
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706132']
['This is an expanded version of the notes to a course taught by the first author at the 1995 Les Houches Summer School. Constraints on a tentative reconciliation of quantum theory and general relativity are reviewed. It is explained what supersymmetric quantum theory teaches us about differential topology and geometry...
['1997-06-19']
10,814
['eng']
['Gómez, C']
['On the geometry of soft breaking terms and N=1 superpotentials']
['Particle Physics - Theory']
['field theory, M-theory', 'symmetry breaking', 'field theory, Kaehler', 'geometry, algebra']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706131']
['We describe, in the context of M-theory on elliptically fibered Calabi-yau fourfolds, the change of variables that allow us to pass from the U(1) invariant elliptic fibration to the one describing the uncompactified four dimensional limit, where the U(1) symmetry is broken. These changes of variables are the analog t...
['1997-06-19']
10,815
['eng']
['Hofman, C M', 'Park, J S']
['Monads, Strings, and M Theory']
['Particle Physics - Theory']
['string model', 'supersymmetry', 'field theory, M-theory', 'quantum space', 'differential geometry, noncommutative', 'quantization, 2', 'field theory, topological', 'dimension, 2', 'spontaneous compactification', 'operator, algebra']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706130']
['The recent developments in string theory suggest that the space-time coordinates should be generalized to non-commuting matrices. Postulating this suggestion as the fundamental geometrical principle, we formulate a candidate of covariant second quantized RNS superstrings as a topological field theory in two dimension...
['1997-06-19']
10,816
['eng']
['Dowker, John S', 'Kirsten, K']
['Heat-kernel coefficients for oblique boundary conditions']
['Particle Physics - Theory']
['gauge field theory, U(1)', 'fibre bundle', 'boundary condition', 'regularization, heat kernel']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706129']
['We calculate the heat-kernel coefficients, up to $a_2$, for a U(1) bundle on the 4-Ball for boundary conditions which are such that the normal derivative of the field at the boundary is related to a first-order operator in boundary derivatives acting on the field. The results are used to place restrictions on the gen...
['1997-06-19']
10,817
['eng']
['Rahman, S']
['String Vertices and Inner Derivations']
['Particle Physics - Theory']
['field theory, string', 'vertex function', 'operator, algebra']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706128']
["We show that it is algebraically consistent to express some string field theory operators as inner derivations of the B-V algebra of string vertices. In this approach, the recursion relations for the string vertices are found to take the form of a `geometrical' quantum master equation. We also show that the B-V delta...
['1997-06-19']
10,818
['eng']
['Brandhuber, A', 'Itzhaki, N', 'Kaplunovsky, V S', 'Sonnenschein, J', 'Yankielowicz, S']
['Comments on the M Theory Approach to N=1 SQCD and Brane Dynamics']
['Particle Physics - Theory']
['gauge field theory, SU(N)', 'supersymmetry', 'field theory, M-theory', 'gluino, condensation', 'effective action', 'membrane model, p-brane', 'p-brane, 5', 'renormalization group, beta function', 'perturbation theory, higher-order']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706127']
['We use the M theory approach of Witten to investigate N=1 SU($N_c$) SQCD with $N_f$ flavors. We reproduce the field theoretical results and identify in M theory the gluino condensate and the eigenvalues of the meson matrix. This approach allows us to identify the constant piece of the effective field theory coupling ...
['1997-06-18']
10,819
['eng']
['Fulcher, L P']
['Flavor independence and the dual superconducting model of QCD']
['Particle Physics - Theory']
['gauge field theory, SU(3)', 'Higgs model', 'field equations, solution', 'velocity, dependence', 'potential', 'mass spectrum', 'lattice field theory', 'numerical calculations, Monte Carlo']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706126']
['Baker, Ball and Zachariasen have developed an elegant formulation of the dual superconducting model of QCD, which allows one to use the field equations to eliminate the gluon and Higgs degrees of freedom and thus to express the interaction between quarks as an effective potential. Carrying out an expansion in inverse...
['1997-06-18']
10,820
['eng']
['Ellis, Jonathan Richard', 'Mavromatos, Nikolaos E', 'Nanopoulos, Dimitri V']
['M Theory from World-Sheet Defects in Liouville String']
['Particle Physics - Theory']
['field theory, M-theory', 'membrane model, D-brane', 'sine-Gordon model, vortex', 'field theory, Liouville', 'supersymmetry', 'dimension, 11', 'dimension, 12']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706125']
['We have argued previously that black holes may be represented in a D-brane approach by monopole and vortex defects in a sine-Gordon field theory model of Liouville dynamics on the world sheet. Supersymmetrizing this sine-Gordon system, we find critical behaviour in 11 dimensions, due to defect condensation that is th...
['1997-06-18']
10,821
['eng']
['Duff, Michael J', 'Evans, J M', 'Khuri, R R', 'Lu, J X', 'Minasian, R']
['The Octonionic Membrane']
['Particle Physics - Theory']
['supergravity', 'dimension, 11', 'field equations, solution', 'membrane model, octonion', 'duality', 'instanton', 'talk, Amsterdam 1997/06/16']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706124']
['We generalize the supermembrane solution of D=11 supergravity by permitting the 4-form $G$ to be either self-dual or anti-self-dual in the eight dimensions transverse to the membrane. The self-dual solution is not asymptotically flat. The anti-self-dual solution is asymptotically flat, has finite mass per unit area a...
['1997-06-17']
10,822
['eng']
['De Barros, J A', 'Shapiro, I L']
['Renormalization group study of the higher derivative conformal scalar model']
['Particle Physics - Theory']
['gravitation, action', 'derivative, high', 'field theory, scalar', 'transformation, conformal', 'perturbation theory, higher-order', 'regularization', 'renormalization group', 'dilaton']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706123']
['The second alternative conformal limit of the recently proposed general higher derivative dilaton quantum theory in curved spacetime is explored. In this version of the theory the dilaton is transformed, along with the metric, to provide the conformal invariance of the classical action. We find the corresponding quan...
['1997-06-17']
10,823
['eng']
['Rabinovici, E', 'Schellekens, A N']
['On the classification of (2,1) heterotic strings']
['Particle Physics - Theory']
['string model, heterotic', 'dimension, 10', 'field theory, conformal', 'dimension, 2', 'invariance, modular', 'central charge', 'operator, determinant', 'group theory, representation']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706122']
['We classify all untwisted (2,1) heterotic strings. The only solutions are the three already known cases, having massless spectra consisting either of 24 chiral fermions, or of 24 bosons, or of 8 scalars and 8 fermions of each chirality.']
['1997-06-17']
10,824
['eng']
['Furukawa, J']
['S-duality in N=2 QCD and Non-Abelian Duality in N=1 QCD with M-theory']
['Particle Physics - Theory']
['field theory, M-theory', 'gauge field theory, SU(N)', 'field equations, solution', 'membrane model', 'moduli space', 'strong coupling', 'duality', 'geometry, algebra']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706121']
['With help of brane configuration of N=2 solution, we analyze the strong coupling moduli of N=2 QCD. As a result we describe S-dual in N=2 QCD and give its curve. We also explain some relation to non-Abelian duality in N=1 QCD.']
['1997-06-17']
10,825
['eng']
['Bytsenko, A A', 'Williams, F L']
['Product Einstein Manifolds, $\\zeta$-Function Regularization and the Multiplicative Anomaly']
['Particle Physics - Theory']
['relativity theory, general', 'Einstein equation, solution', 'space-time', 'coset space', 'operator, differential', 'regularization, zeta function', 'bibliography']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706120']
['The global additive and multiplicative properties of Laplace type operators acting on irreducible rank 1 symmetric spaces are considered. The explicit form of the zeta function on product spaces and of the multiplicative anomaly is derived.']
['1997-06-17']
10,826
['eng']
['Henneaux, M', 'Knaepen, B']
['All consistent interactions for exterior form gauge fields']
['Particle Physics - Theory']
['gauge field theory, tensor', 'differential forms', 'interaction', 'field theory, action']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706119']
['We give the complete list of all first-order consistent interaction vertices for a set of exterior form gauge fields of form degree >1, described in the free limit by the standard Maxwell-like action. A special attention is paid to the interactions that deform the gauge transformations. These are shown to be necessar...
['1997-06-17']
10,827
['eng']
['Matsuo, A', 'Nagatomo, K']
['On axioms for a vertex algebra and the locality of quantum fields']
['Particle Physics - Theory']
['field theory, chiral', 'field theory, local', 'axiomatic field theory', 'dimension, 2', 'operator, vertex', 'operator, algebra', 'analytic properties']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706118']
["The identities satisfied by two-dimensional chiral quantum fields are studied from the point of view of vertex algebras. The Cauchy-Jacobi identity (or the Borcherds identity) for three mutually local fields is proved and consequently a direct proof of Li's theorem on a local system of vertex operators is provided. S...
['1997-06-17']
10,828
['eng']
['Bergshoeff, E A', 'Janssen, B', 'Ortín, Tomas']
['Kaluza-Klein monopoles and gauged $\\sigma$ models']
['Particle Physics - Theory']
['Kaluza-Klein model, monopole', 'dimension, 11', 'effective action', 'sigma model, nonlinear', 'gauge field theory', 'dimensional reduction', 'membrane model, p-brane', 'p-brane, 6', 'field theory, soliton']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706117']
['We propose an effective action for the 11-dimensional (bosonic) Kaluza-Klein monopole solution. The construction of the action requires that the background fields admit an Abelian isometry group. The corresponding sigma-model is gauged with respect to this isometry. The gauged sigma-model is the source for the monopo...
['1997-06-17']
10,829
['eng']
['Apikyan, S A']
['The conformal properties of Liouville Field Theory on $Z_N$-Riemann surface']
['Particle Physics - Theory']
['field theory, Liouville', 'Riemann surfaces, Z(N)', 'transformation, conformal', 'operator, vertex', 'correlation function', 'partition function']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706116']
['Liouville field theory on Z_N-Riemann surface is considered. The partition function of the Liouville field theory on the Z_N-Riemann surface are expressed as product of correlation functions of the Liouville vertex operators on a sphere and the twisted fields.']
['1997-06-17']
10,830
['eng']
['Lee, S', 'Rey, S J']
['Absorption and Recoil of Fundamental String by D-String']
['Particle Physics - Theory']
['string model', 'supersymmetry', 'scattering amplitude, higher-order', 'bound state', 'analytic properties']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706115']
['Inclusive absorption cross section of fundamental IIB string to D-string is calculated perturbatively. The leading order result agrees with estimate based on stringy Higgs mechanism via Cremmer-Scherk coupling. It is argued that the subleading order correction is dominated by purely planar diagrams in the large mass ...
['1997-06-17']
10,831
['eng']
['Tugai, V V', 'Zheltukhin, A A']
['On extension of minimality principle in supersymmetric electrodynamics']
['Particle Physics - Theory']
['talk, Kharkov 1997/01/05', 'gauge field theory, U(1)', 'supersymmetry, superfield', 'field theory, action']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706114']
['A possibility of an extension of the minimality principle for electromagnetic interactions of charged and neutral particles having spin 1/2 is investigated.']
['1997-06-17']
10,832
['eng']
['Restuccia, A', 'Torrealba, R']
['Membrane Solitons as Solitary Waves of Non-Linear Strings Dynamics']
['Particle Physics - Theory']
['membrane model', 'effective action', 'invariance, Becchi-Rouet-Stora', 'field equations, solution', 'dimensional reduction', 'soliton', 'differential equations, string', 'Schroedinger equation, nonlinear']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706111']
['Families of solutions to the field equations of the covariant BRST invariant effective action of the membrane theory are constructed. The equations are discussed in a double dimensional reduction, they lead to a nonlinear equation for a one dimensional extended object. One family of solutions of these equations are s...
['1997-06-17']
10,833
['eng']
['Katz, S', 'Mayr, Peter', 'Vafa, C']
['Mirror symmetry and Exact Solution of 4D N=2 Gauge Theories, 1']
['Particle Physics - Theory']
['gauge field theory, Yang-Mills', 'supersymmetry', 'string model', 'symmetry, mirror', 'moduli space', 'group theory', 'geometry, algebra', 'bibliography']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706110']
['Using geometric engineering in the context of type II strings, we obtain exact solutions for the moduli space of the Coulomb branch of all N=2 gauge theories in four dimensions involving products of $SU$ gauge groups with arbitrary number of bi-fundamental matter for chosen pairs, as well as an arbitrary number of fu...
['1997-06-16']
10,834
['eng']
['Witten, Edward']
['Branes And The Dynamics Of QCD']
['Particle Physics - Theory']
['string model', 'supersymmetry', 'membrane model, p-brane', 'p-brane, 5', 'topology', 'geometry, algebra', 'symmetry breaking, chiral', 'symmetry, spontaneously broken', 'domain wall', 'universality']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706109']
['A brane configuration is described that is relevant to understanding the dynamics of N=1 supersymmetric Yang-Mills theory. Confinement and spontaneous breaking of a discrete chiral symmetry can be understood as consequences of the topology of the brane. Because of the symmetry breaking, there can be domain walls sepa...
['1997-06-16']
10,835
['eng']
['Grimm, R', 'Hasler, M', 'Herrmann, C F']
['The N=2 vector-tensor multiplet, central charge superspace, and Chern-Simons couplings']
['Particle Physics - Theory']
['supersymmetry, superspace', 'supersymmetry, multiplet', 'central charge', 'gauge field theory, tensor', 'Chern-Simons term']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706108']
['We present a new, alternative interpretation of the vector-tensor multiplet as a 2-form in central charge superspace. This approach provides a geometric description of the (non-trivial) central charge transformations ab initio and is naturally generalized to include couplings of Chern-Simons forms to the antisymmetri...
['1997-06-16']
10,836
['eng']
['Lizzi, F', 'Szabo, R J']
['Target Space Duality in Noncommutative Geometry']
['Particle Physics - Theory']
['space-time, duality', 'differential geometry, noncommutative', 'operator, Dirac', 'Hilbert space']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706107']
['The structure of spacetime duality and discrete worldsheet symmetries of compactified string theory is examined within the framework of noncommutative geometry. The full noncommutative string spacetime is constructed using the Frohlich-Gawedzki spectral triple which incorporates the vertex operator algebra of the str...
['1997-06-16']
10,837
['eng']
['Stoilov, M N']
['On the Connection between Pauli-Villars and Higher Derivative Regularizations']
['Particle Physics - Theory']
['gauge field theory, U(1)', 'fermion', 'regularization, Pauli-Villars', 'regularization, dependence', 'derivative, high', 'invariance, gauge', 'transformation, Becchi-Rouet-Stora']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706106']
['It is shown that in some cases higher (covariant) derivative regularization for spinor field is equivalent to the gauge invariant Pauli-Villars one.']
['1997-06-16']
10,838
['eng']
['Carminati, L', 'Iochum, B', 'Schücker, T']
['Noncommutative Yang-Mills and Noncommutative Relativity']
['Particle Physics - Theory']
['gauge field theory, Yang-Mills', 'relativity theory, general', 'Higgs model', 'differential geometry, noncommutative', 'unified field theory', 'field theory, action', 'coupling constant', 'mass spectrum', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706105']
["Connes' view at Yang-Mills theories is reviewed with special emphasis on the gauge invariant scalar product. This landscape is shown to contain Chamseddine and Connes' noncommutative extension of general relativity restricted to flat space-time, if the top mass is between 172 and 204 GeV. Then the Higgs mass is betwe...
['1997-06-16']
10,839
['eng']
['Chaudhuri, A K']
['Superstring dominated early universe and epoch dependent gauge coupling']
['Particle Physics - Theory']
['inflationary universe', 'string model, heterotic', 'decay, string', 'energy, density', 'gravitational radiation', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706104']
['We have explored the possibility that the universe at very early stage was dominated by (macroscopic) heterotic strings. We have found that the dimensionless parameter $G\\mu$ for the heterotic strings varies from $10^{-2}$ to $10^{-4}$ as the universe evolve from the matter dominance to radiation dominance. This led...
['1997-06-16']
10,840
['eng']
['Amaral, R L P G', 'Belvedere, L V', 'Rothe, Klaus D', 'Scholtz, F G']
['Decoupled path integral formulation of chiral $QCD_2$ with $a_{JR}=2$']
['Particle Physics - Theory']
['gauge field theory, SU(N)', 'fermion, chiral', 'dimension, 2', 'constraint, Becchi-Rouet-Stora', 'Hilbert space', 'path integral']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706103']
['We analyse the BRST constraints and corresponding Hilbert-space structure of chiral QCD$_2$ in the decoupled formulation for the case of the Jackiw-Rajaraman parameter $a=2$. We show that despite formal similarities this theory is not equivalent to QCD$_2$, and that its extension to U(N) does not lead to an infinite ...
['1997-06-16']
10,841
['eng']
['Bak, D', 'Lee, H']
['Moduli space dynamics of vortices in a first-order system']
['Particle Physics - Theory']
['gauge field theory, U(1)', 'fermion', 'dimension, 3', 'Chern-Simons term', 'vortex', 'moduli space', 'effective Lagrangian', 'duality']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706102']
["The moduli space dynamics of vortices in the Jackiw-Pi model where a non-relativistic Schrodinger field couples minimally to Chern-Simons gauge field, is considered. It is shown that the difficulties in direct application of Manton's method to obtain a moduli-space metric in the first order system can be circumvented...
['1997-06-16']
10,842
['eng']
['Teo, E', 'Ting, C']
['Monopoles, vortices and kinks in the framework of non-commutative geometry']
['Particle Physics - Theory']
['gauge field theory, Yang-Mills', 'Higgs model', 'differential geometry, noncommutative', 'space-time, discrete', 'unified field theory', 'vortex', 'field theory, monopole', 'kink']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706101']
['Non-commutative differential geometry allows a scalar field to be regarded as a gauge connection, albeit on a discrete space. We explain how the underlying gauge principle corresponds to the independence of physics on the choice of vacuum state, should it be non-unique. A consequence is that Yang-Mills-Higgs theory c...
['1997-06-13']
10,843
['eng']
['Gubser, S S']
['Absorption of photons and fermions by black holes in four dimensions']
['Particle Physics - Theory']
['black hole', 'photon, absorption', 'fermion, absorption', 'cross section, absorption', 'coupling, minimal', 'supergravity', 'axion', 'dilaton', 'string model']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706100']
['The absorption of photons and fermions into four-dimensional black holes is described by equations which in certain cases can be analyzed using dyadic index techniques. The resulting absorption cross-sections for near-extremal black holes have a form at low energies suggestive of the effective string model. A couplin...
['1997-06-13']
10,844
['eng']
['Adler, Stephen Louis']
['A Strategy for a Vanishing Cosmological Constant in the Presence of Scale Invariance Breaking']
['Particle Physics - Theory']
['astrophysics, fundamental constant', 'vacuum state, energy', 'tensor, energy-momentum', 'scaling, violation', 'statistical mechanics', 'field theory, matter', 'kinematics', 'operator, noncommutative', 'fluctuation']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706098']
['Recent work has shown that complex quantum field theory emerges as a statistical mechanical approximation to an underlying noncommutative operator dynamics based on a total trace action. In this dynamics, scale invariance of the trace action becomes the statement $0=Re Tr T_{\\mu}^{\\mu}$, with $T_{\\mu underlying Hi...
['1997-06-13']
10,845
['eng']
['Ferrara, Sergio', 'Maldacena, J M']
['Branes, central charges and U-duality invariant BPS conditions']
['Particle Physics - Theory']
['supergravity', 'any-dimensional', 'field equations, solution', 'membrane model, p-brane', 'supersymmetry, central charge', 'symmetry breaking', 'duality, transformation']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706097']
['In extended supergravity theories there are $p$-brane solutions preserving different numbers of supersymmetries, depending on the charges, the spacetime dimension and the number of original supersymmetries (8, 16 or 32). We find U-duality invariant conditions on the quantized charges which specify the number of super...
['1997-06-13']
10,846
['eng']
['Behrndt, K', 'Gaida, I', 'Lüst, Dieter', 'Mahapatra, S', 'Mohaupt, T']
['From Type IIA Black Holes to T-dual Type IIB D-Instantons in N=2, D=4 Supergravity']
['Particle Physics - Theory']
['string model', 'supersymmetry', 'space-time, Calabi-Yau', 'duality', 'effective Lagrangian', 'supergravity', 'moduli space', 'instanton', 'membrane model', 'black hole', 'dimension, 10', 'spontaneous compactification', 'astrophysics', 'bibliography']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706096']
['We discuss the T-duality between the solutions of type IIA versus IIB superstrings compactified on Calabi-Yau threefolds. Within the context of the N=2, D=4 supergravity effective Lagrangian, the T-duality transformation is equivalently described by the c-map, which relates the special Kahler moduli space of the IIA ...
['1997-06-13']
10,847
['eng']
['Argyres, Philip C']
['S-Duality and Global Symmetries in N=2 Supersymmetric Field Theory']
['Particle Physics - Theory']
['duality', 'supersymmetry', 'gauge field theory, Yang-Mills', 'asymptotic freedom', 'effective action', 'geometry, algebra']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706095']
['S-dualities in scale invariant N=2 supersymmetric field theories are derived by embedding those theories in asymptotically free N=2 theories with higher rank gauge groups. S-duality transformations on the coupling of the scale invariant theory follow from global symmetries acting on the Coulomb branch of the higher r...
['1997-06-13']
10,848
['eng']
['Bergshoeff, E A', 'Cowdall, P M', 'Townsend, P K']
['Massive IIA supergravity from the topologically massive D-2-brane']
['Particle Physics - Theory']
['supergravity, massive', 'supersymmetry, superfield', 'geometry, superspace', 'membrane model', 'mass, topology', 'Bianchi identity']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706094']
['The superfield equations of massive IIA supergravity, in the form of constraints on the superspace geometry, are shown to be implied by']
['1997-06-13']
10,849
['eng']
['Andreas, B', 'Curio, G']
['Three-Branes and Five-Branes in N=1 Dual String Pairs']
['Particle Physics - Theory']
['membrane model, p-brane', 'p-brane, 3', 'p-brane, 5', 'string model', 'vacuum state', 'duality', 'field theory, F-theory', 'fibre bundle', 'geometry, algebra']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706093']
['In this note we show that in dual N=1 string vacua provided by the heterotic string on an elliptic Calabi-Yau together with a vector bundle respectively F-theory on Calabi-Yau fourfold the number of heterotic fivebranes necessary for anomaly cancellation matches the number of F-theory threebranes necessary for tadpol...
['1997-06-13']
10,850
['eng']
['Torre, C G']
['Local cohomology in field theory (with applications to the Einstein equations)']
['Particle Physics - Theory']
['lectures, Tlaxcala 1996/12/01', 'Einstein equation', 'cohomology', 'differential forms', 'conservation law', 'transformation, gauge']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706092']
['This is an introductory survey of the theory of $p$-form conservation laws in field theory. It is based upon a series of lectures given at the Second Mexican School on Gravitation and Mathematical Physics held in Tlaxcala, Mexico from December 1--7, 1996. Proceedings available online at http://kaluza.physik.uni-konst...
['1997-06-13']
10,851
['eng']
['Martin, I', 'Restuccia, A', 'Torrealba, R']
['On the Stability of Compactified D=11 Supermembranes']
['Particle Physics - Theory']
['membrane model, stability', 'supersymmetry', 'dimension, 11', 'spontaneous compactification', 'field theory, monopole', 'Riemann surfaces']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706090']
['We prove D=11 supermembrane theories wrapping around in an irreducible way over S^{1} \\times S^{1}\\times M^{9} on the target manifold, have a hamiltonian with strict minima and without infinity dimensional valleys for the bosonic sector. The minima occur at monopole connections of an associated U(1) bundle over top...
['1997-06-13']
10,852
['eng']
['Kovner, A', 'Shifman, M', 'Smilga, A V']
['Domain Walls in Supersymmetric Yang-Mills Theories']
['Particle Physics - Theory']
['gauge field theory, SU(N)', 'supersymmetry, superfield', 'effective Lagrangian', 'soliton', 'domain wall', 'vacuum state, decay', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706089']
['We present a detailed analysis of the domain walls in supersymmetric gluodynamics and SQCD. We use the (corrected) Veneziano-Yankielowicz effective Lagrangians to explicitely obtain the wall profiles and check recent results of Dvali snd Shifman (Phys. Lett.B396 (1997) 64): (i) the BPS-saturated nature of the walls; ...
['1997-06-13']
10,853
['eng']
['Tetradis, N']
['Renormalization-Group Study of Weakly First-Order Phase Transitions']
['Particle Physics - Theory']
['field theory, scalar', 'dimension, 3', 'effective potential', 'critical phenomena', 'fluctuation', 'renormalization group', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706088']
['We study the universal critical behavior near weakly first-order phase transitions for a three-dimensional model of two coupled scalar fields -- the cubic anisotropy model. Renormalization-group techniques are employed within the formalism of the effective average action. We calculate the coarse-grained free energy a...
['1997-06-13']
10,854
['eng']
['Fayyazuddin, A', 'Spalinski, M']
['The Seiberg-Witten Differential From M-Theory']
['Particle Physics - Theory']
['field theory, M-theory', 'gauge field theory, Yang-Mills', 'supersymmetry', 'soliton', 'membrane model, p-brane', 'differential forms']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706087']
['The form of the Seiberg-Witten differential is derived from the M-theory approach to N=2 supersymmetric Yang-Mills theories by directly imposing the BPS condition for twobranes ending on fivebranes. The BPS condition also implies that the pullback of the Kahler form onto the space part of the twobrane world-volume va...
['1997-06-13']
10,855
['eng']
['Kim, H']
['Classical and Quantum Wormholes in Einstein-Yang-Mills Theory']
['Particle Physics - Theory']
['quantum cosmology', 'wormhole', 'boundary condition', 'relativity theory, general', 'gauge field theory, Yang-Mills', 'instanton', 'Wheeler-DeWitt equation', 'minisuperspace', 'astrophysics, fundamental constant', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706085']
["Wormhole spacetimes may be responsible for the possible loss of quantum coherence and the introduction of additional fundamental quantum indeterminancy of the values of constants of nature. As a system which is known to admit such classical wormhole solutions, Einstein-Yang-Mills (EYM) theory is revisited. Since the ...
['1997-06-13']
10,856
['eng']
['Noyes, H P']
['A Short Introduction to Bit-String Physics']
['Particle Physics - Theory']
['talk, Cambridge 1996/09/04', 'string model', 'transformation, Lorentz', 'transformation, finite', 'transformation, discrete', 'commutation relations', 'S-matrix', 'quantum gravity', 'unified field theory', 'strong interaction', 'weak interaction', 'electromagnetic interaction', 'bibliography']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707020']
['This paper starts with a personal memoir of how some significant ideas arose and events took place during the period from 1972, when I first encountered Ted Bastin, to 1979, when I proposed the foundation of ANPA. I then discuss program universe, the fine structure paper and its rejection, the quantitative results up...
['1997-07-02']
10,857
['eng']
['Ikeda, N']
['The Exact Solution of Born-Infeld Theory in Two Dimension']
['Particle Physics - Theory']
['Born-Infeld model', 'dimension, 2', 'light cone gauge', 'quantization', 'Hamiltonian formalism', 'n-point function', 'integrability']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707045']
['We obtain the exact operator solution of two-dimensional quantum Born-Infeld theory. This theory has a Lagrangian density non-polynomial in the fundamental fields. So this analysis might shed some light on the analysis of non-perturbative effects of field theories. We find the new exact soluble class of quantum field...
['1997-07-04']
10,858
['eng']
['Stephens, C R', 'López-Vieyra, J C', 'Weber, A', 'Hess, P O']
['Regge Behaviour from an Environmentally Friendly Renormalization Group']
['Particle Physics - Theory']
['field theory, asymptotic behavior', 'Regge poles', 'renormalization', 'momentum dependence', 'field theoretical model, scalar', 'scattering, two-particle', 'n-point function']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706084']
['The asymptotic behaviour of cubic field theories is investigated in the Regge limit using the techniques of environmentally friendly renormalization, environmentally friendly in the present context meaning asymmetric in its momentum dependence. In particular we consider the crossover between large and small energies ...
['1997-06-12']
10,859
['eng']
['Awata, H', 'Chaudhuri, S', 'Li, M', 'Minic, D']
['Many-body Dynamics of D0-Branes']
['Particle Physics - Theory']
['membrane model, D-brane', 'membrane model, cluster', 'supersymmetry, quantum mechanics', 'effective potential', 'velocity, dependence', 'bound state', 'model, parton', 'energy, density', 'forces, spin']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706083']
['We show that the growth of the size with the number of partons holds in a Thomas-Fermi analysis of the threshold bound state of D0-branes. Our results sharpen the evidence that for a fixed value of the eleven dimensional radius the partonic velocities can be made arbitrarily small as one approaches the large N limit....
['1997-06-12']
10,860
['eng']
['Hori, K', 'Ooguri, H', 'Oz, Y']
['Strong Coupling Dynamics of Four-Dimensional N=1 Gauge Theories from M Theory Fivebrane']
['Particle Physics - Theory']
['gauge field theory, Yang-Mills', 'supersymmetry, symmetry breaking', 'membrane model, p-brane', 'gauge field theory, SU(N)', 'field theory, deformation', 'field theory, M-theory', 'moduli space', 'quantum chromodynamics', 'baryon', 'potential, Kaehler']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706082']
['Recently it was shown by Witten that the fivebrane of M theory can be used to give an exact low energy description of N=2 supersymmetric gauge theories in four dimensions. The N=2 supersymmetry can be broken to N=1 by turning on a mass for the adjoint chiral superfield in the N=2 vector multiplet. We construct the co...
['1997-06-12']
10,861
['eng']
['Caiani, L', 'Casetti, L', 'Clementi, C', 'Pettini, G', 'Pettini, M', 'Gatto, R']
['Geometry of dynamics and phase transitions in classical lattice $\\phi^{4}$ theories']
['Particle Physics - Theory']
['lattice field theory, classical', 'phi**n model, 4', 'dimension, 3', 'symmetry, O(N)', 'statistical mechanics', 'Hamiltonian formalism', 'thermodynamics', 'critical phenomena', 'differential geometry', 'topology', 'numerical calculations, Monte Carlo']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706081']
['We perform a microcanonical study of classical lattice phi^4 field models in 3 dimensions with O(n) symmetries. The Hamiltonian flows associated to these systems that undergo a second order phase transition in the thermodynamic limit are here investigated. The microscopic Hamiltonian dynamics neatly reveals the prese...
['1997-06-12']
10,862
['eng']
['Lee, J H', 'Pashaev, O K']
['Moving Frames Hierarchy and BF Theory']
['Particle Physics - Theory']
['Schroedinger equation, nonlinear', 'gauge field theory', 'hierarchy, Chern-Simons term', 'effective Lagrangian', 'dimension, 3', 'field equations', 'Heisenberg model', 'group theory, Lie', 'effective action', 'soliton, chiral', 'gauge field theory, U(1)', 'gauge field theory, nonabelian']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706080']
['We show that the one-dimensional projection of Chern-Simons gauged Nonlinear Schrodinger model is equivalent to an Abelian gauge field theory of continuum Heisenberg spin chain. In such a theory, the matter field has geometrical meaning of coordinates in tangent plane to the spin phase space, while the U(1) gauge sym...
['1997-06-12']
10,863
['eng']
['Ketov, S V']
['On the next-to-leading-order correction to the effective action in N=2 gauge theories']
['Particle Physics - Theory']
['gauge field theory, SU(2)', 'symmetry, spontaneously broken', 'supersymmetry, superfield', 'effective action', 'perturbation theory, higher-order', 'correction, instanton', 'superspace, harmonic']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706079']
['I attempt to analyse the next-to-leading-order non-holomorphic contribution to the Wilsonian low-energy effective action in the four-dimensional N=2 gauge theories with matter, from the manifestly N=2 supersymmeric viewpoint by using the harmonic superspace. In particular, the perturbative one-loop correction is foun...
['1997-06-12']
10,864
['eng']
['Ivanov, E A', 'Ketov, S V', 'Zupnik, B M']
['Induced hypermultiplet self-interactions in N=2 gauge theories']
['Particle Physics - Theory']
['gauge field theory', 'supersymmetry, superfield', 'matter, multiplet', 'propagator', 'central charge', 'superspace, harmonic', 'background field', 'symmetry, spontaneously broken', 'dimensional reduction', 'effective action']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706078']
['We calculate the charged hypermultiplet low-energy effective action in the Coulomb branch of the 4D, N=2 gauge theory, by using the harmonic superspace approach. We find that the unique leading contribution is given by the harmonic-analytic Lagrangian of the fourth order in the hypermultiplet superfields, with the in...
['1997-06-12']
10,865
['eng']
['Itakura, K']
['Gap Equations from Fermionic Constraints on the Light-Front']
['Particle Physics - Theory']
['field theory, light front', 'four-fermion interaction', 'effective Lagrangian', 'symmetry breaking', 'zero mode', 'spinor, constraint', 'field equations, gap', 'fermion antifermion, bound state', 'Gross-Neveu model']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706077']
['We investigate how the gap equations are obtained in the light-front formalism within the four-Fermi theories. Instead of the zero-mode constraint, we find that the ``fermionic constraints" on nondynamical spinor components are responsible for symmetry breaking. Careful treatment of the infrared divergence is indispe...
['1997-06-12']
10,866
['eng']
['Terashima, S', 'Yang, S K']
['ADE Confining Phase Superpotentials']
['Particle Physics - Theory']
['gauge field theory, SU(N)', 'supersymmetry', 'effective potential', 'critical phenomena', 'photon, confinement', 'moduli space', 'group theory, Lie', 'coupling, matter', 'Higgs particle, mass', 'field theory, conformal', 'matter, multiplet', 'symmetry, chiral', 'fixed point']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706076']
['We obtain a low-energy effective superpotential for a phase with a single confined photon in N=1 gauge theory with an adjoint matter with ADE gauge groups. The expectation values of gauge invariants built out of the adjoint field parametrize the singularities of moduli space of the Coulomb phase. The result can be us...
['1997-06-12']
10,867
['eng']
['Dotti, G', 'Manohar, A V']
['Anomaly Matching Conditions in Supersymmetric Gauge Theories']
['Particle Physics - Theory']
['gauge field theory', 'supersymmetry, potential', 'moduli space', 'quantum chromodynamics, anomaly', 'algebra', 'R parity', 'symmetry breaking']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706075']
["Sufficient conditions are proven for 't Hooft's consistency conditions to hold at points in the moduli space of supersymmetric gauge theories. Known results for anomaly matching in supersymmetric QCD are rederived as a sample application of the results. The results can be used to show that the anomaly matching condit...
['1997-06-12']
10,868
['eng']
['Terning, J']
['`t Hooft Anomaly Matching for QCD']
['Particle Physics - Theory']
['gauge field theory, SU(3)', 'symmetry, SU(N) x SU(N) x U(1)', 'symmetry, left-right', 'group theory, representation', 'decoupling, flavor', 'coupling, Yukawa', 'effective Lagrangian', 'quantum chromodynamics, anomaly', 'supersymmetry']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706074']
['I present a set of theories which display non-trivial `t Hooft anomaly matching for QCD with $F$ flavors. The matching theories are non-Abelian gauge theories with ``dual" quarks and baryons, rather than the purely confining theories of baryons that `t Hooft originally searched for. The matching gauge groups are requ...
['1997-06-11']
10,869
['eng']
['Ho, P M', 'Li, M', 'Wu, Y S']
["p-p' Strings in M(atrix) Theory"]
['Particle Physics - Theory']
['membrane model, p-brane', 'field theory, M-theory', 'string model', 'zero mode', 'supersymmetry, transformation', 'effective action', 'field equations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706073']
["We study the off-diagonal blocks in the M(atrix) model that are supposed to correspond to open strings stretched between a Dp-brane and a Dp'-brane. It is shown that the spectrum of zero modes of these off-diagonal blocks indeed reproduces the massless spectrum of p-p' strings. In particular, for 0-4 and 0-8 strings,...
['1997-06-11']
10,870
['eng']
['Becker, K', 'Becker, M', 'Polchinski, Joseph', 'Tseytlin, Arkady A']
['Higher Order Graviton Scattering in M(atrix) Theory']
['Particle Physics - Theory']
['field theory, M-theory', 'effective action', 'perturbation theory, higher-order', 'scattering, graviton', 'supergravity', 'dimension, 11', 'expansion, velocity', 'Feynman graph', 'quantization, light cone']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706072']
['In matrix theory the effective action for graviton-graviton scattering is a double expansion in the relative velocity and inverse separation. We discuss the systematics of this expansion and subject matrix theory to a new test. Low energy supergravity predicts the coefficient of the $v^6/r^{14}$ term, a two-loop effe...
['1997-06-11']
10,871
['eng']
['Cvetic, M', 'Larsen, F']
['Greybody factors for rotating black holes in four dimensions']
['Particle Physics - Theory']
['black hole', 'field theory, scalar', 'background', 'quantum mechanics', 'differential equations, solution', 'radiation, Hawking', 'partial wave', 'string model', 'cross section, absorption', 'potential']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706071']
['We present the wave equation for a minimally coupled scalar field in the background of a rotating four-dimensional black hole that is parametrized by its mass, angular momentum, and four independent U(1) charges. The near horizon structure is identical to the five-dimensional case, and suggestive of an underlying des...
['1997-06-11']
10,872
['eng']
['Phillips, D R', 'Beane, S R', 'Cohen, T D']
['Non-perturbative regularization and renormalization']
['Particle Physics - Theory']
['quantum mechanics, nonrelativistic', 'regularization, nonperturbative', 'renormalization, nonperturbative', 'potential', 'regularization, dimensional', 'any-dimensional', 'scattering amplitude', 'partial wave', 'Schroedinger equation, solution', 'Hamiltonian formalism', 'S-matrix', 'fermion, propagator']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706070']
['We examine several zero-range potentials in non-relativistic quantum mechanics. The study of such potentials requires regularization and renormalization. We contrast physical results obtained using dimensional regularization and cutoff schemes and show explicitly that in certain cases dimensional regularization fails...
['1997-06-11']
10,873
['eng']
['Neves, R']
['D-Instantons in Non-Critical Open String Theory']
['Particle Physics - Theory']
['string model', 'effect, nonperturbative', 'instanton', 'partition function']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706069']
['We show that the strength of the leading non-perturbative effects in non-critical string theory is of the order $e^{-O(1/{\\beta_{st}})}$. We show how this restricts the space of consistent theories. We also identify non-critical one dimensional D-instantons as dynamical objects which exchange closed string states an...
['1997-06-11']
10,874
['eng']
['Chaichian, Masud', 'Chen, W F', 'Fainberg, V Ya']
['On Quantum Corrections to Chern-Simons Spinor Electrodynamics']
['Particle Physics - Theory']
['quantum electrodynamics, spinor', 'Chern-Simons term', 'vertex function, correction', 'on-shell', 'Feynman graph, higher-order', 'effective action', 'vacuum polarization', 'electron, propagator', 'renormalization', 'spectral representation', 'Ward identity', 'electron, magnetic moment', 'regularization']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706068']
['We make a detailed investigation on the quantum corrections to Abelian Chern-Simons spinor electrodynamics. Starting from Chern-Simons spinor quantum electrodynamics with the Maxwell term $-1/(4\\gamma){\\int}d^3x F_{\\mu\\nu}F^{\\mu\\nu}$ and by calculating the vacuum polarization tensor, electron self-energy and on...
['1997-06-11']
10,875
['eng']
['Mikovic, A', 'Radovanovic, V']
['One-Loop Effective Action for Spherical Scalar field Collapse']
['Particle Physics - Theory']
['gravitation', 'field theory, scalar', 'matter', 'coupling, dilaton', 'effective action', 'background field', 'Feynman graph, higher-order', 'graviton', 'black hole', 'anomaly']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706066']
['We calculate the complete one-loop effective action for a spherical scalar field collapse in the large radius approximation. This action gives the complete trace anomaly, which beside the matter loop contributions, receives a contribution from the graviton loops. Our results open a possibility for a systematic study ...
['1997-06-11']
10,876
['eng']
['Cognola, G', 'Lecca, P']
['Electromagnetic fields in Schwarzschild and Reissner-Nordström geometry']
['Particle Physics - Theory']
['relativity theory, general', 'space-time, Schwarzschild', 'electromagnetic field', 'Maxwell equation', 'field theory, scalar', 'approximation, quasiclassical', 'quantum mechanics, correction', 'black hole', 'entropy', 'Feynman graph, higher-order']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706065']
['Using standard coordinates, the Maxwell equations in the Reissner-Nordström geometry are written in terms of a couple of scalar fields satisfying Klein-Gordon like equations. The density of states is derived in the semi-classical approximation and the first quantum corrections to the black hole entropy is computed by...
['1997-06-11']
10,877
['eng']
['Granda, L N', 'Odintsov, S D']
['Exact Renormalization Group for O(4) Gauged Supergravity']
['Particle Physics - Theory']
['supergravity', 'gauge field theory, O(4)', 'renormalization group', 'effective action', 'perturbation theory, higher-order', 'anomaly, conformal']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706062']
['We study exact renormalization group (RG) in O(4) gauged supergravity using the effective average action formalism. The nonperturbative RG equations for cosmological and newtonian coupling constants are found. It is shown the existence of (nonstable) fixed point of these equations. The solution of RG equation for new...
['1997-06-11']
10,878
['eng']
['Fujita, T', 'Takahashi, H']
['Finite size corrections in massive Thirring model']
['Particle Physics - Theory']
['Thirring model, massive', 'dimension, 2', 'Bethe ansatz, solution', 'effect, finite size', 'central charge', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706061']
['We calculate for the first time the finite size corrections in the massive Thirring model. This is done by numerically solving the equations of periodic boundary conditions of the Bethe ansatz solution. It is found that the corresponding central charge extracted from the $1/L$ term is around 0.4 for the coupling cons...
['1997-06-11']
10,879
['eng']
['De Castro, A S', 'Restuccia, A']
['Topologically Massive Models from Higgs Mechanism']
['Particle Physics - Theory']
['field theory, scalar', 'gauge field theory, U(1)', 'symmetry, spontaneously broken', 'mass, topological', 'duality']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706060']
['A new variational principle allowing the implementation of the Higgs mechanism for abelian theories over non-trivial background flat connections is proposed. It is found that the mass generated for the spin 1 excitation is the same as the one obtained from the standard Higgs mechanism over trivial backgrounds, howeve...
['1997-06-11']
10,880
['eng']
['Diaconescu, D E', 'Entin, R']
['A Non-Renormalization Theorem for the d=1, N=8 Vector Multiplet']
['Particle Physics - Theory']
['supersymmetry, superspace', 'supersymmetry, multiplet', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 4', 'p-brane, 0', 'effective action', 'sigma model, nonlinear', 'perturbation theory, higher-order', 'renormalization']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706059']
['Sigma models describing low energy effective actions on D0-brane probes with N=8 supercharges are studied in detail using a manifestly d=1, N=4 super-space formalism. Two 0+1 dimensional N=4 multiplets together with their general actions are constructed. We derive the condition for these actions to be N=8 supersymmet...
['1997-06-10']
10,881
['eng']
['Le Du, R']
['Higher-derivative supergravity in U(1) superspace']
['Particle Physics - Theory']
['supergravity, action', 'derivative, high', 'superspace, U(1)', 'coupling, matter']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706058']
['The complete structure of curvature squared terms is analyzed in the context of chirally extended supergravity, with special emphasis on the gravitationally induced Fayet-Iliopoulos D--term. Coupling of (chiral) matter is discussed in relation with a possible extension to U(1) supergravity of the equivalence mechanis...
['1997-06-10']
10,882
['eng']
['Förste, S', 'Ghoshal, D', 'Panda, S']
['An orientifold of the solitonic fivebrane']
['Particle Physics - Theory']
['string model', 'supersymmetry', 'soliton', 'membrane model, p-brane', 'p-brane, 5', 'field theory, conformal', 'dimension, 2', 'particle, massless', 'particle, multiplet', 'perturbation theory, higher-order']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706057']
['We study an orientifold of the solitonic fivebrane of type II string theory. The consideration is restricted to a space-time domain which can be described by an exact conformal field theory. There are no IR divergent contributions to tadpole diagrams and thus no consistency conditions arise. However, extrapolating th...
['1997-06-10']
10,883
['eng']
['Trittmann, U']
['Front form QED(3+1)']
['Particle Physics - Theory']
['talk, Les Houches 1997/02/24', 'quantum electrodynamics, front form', 'invariance, rotational', 'positronium, mass spectrum', 'spin, multiplet', 'effective Hamiltonian', 'approximation, strong coupling', 'positronium, annihilation', 'numerical calculations']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706055']
['Numerical results on the positronium spectrum in the front form of QED at large coupling constant are presented. Emphasis is put on the question whether one can derive an effective interaction at all, and whether this effective interaction is rotationally invariant. (Proceedings of Les Houches 1997)']
['1997-06-10']
10,884
['eng']
['Oota, T']
['q-deformed Coxeter element in non-simply laced affine Toda field']
['Particle Physics - Theory']
['field theory, Toda', 'field theory, affine', 'dimension, 2', 'S-matrix', 'field theory, deformation', 'algebra, Lie', 'algebra, representation']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706054']
["The Lie algebraic structures of the S-matrices for the affine Toda field theories based on the dual pairs (X_N^{(1)}, Y_M^{(l)}) are discussed. For the non-simply-laced horizontal subalgebra X_N and the simply-laced horizontal subalgebra Y_M, we introduce a ``q-deformation'' of a Coxeter element and a ``p-deformation...
['1997-06-10']
10,885
['eng']
['Pauli, H C']
['On Deriving the Effective Interaction from the QCD-Lagrangian']
['Particle Physics - Theory']
['gauge field theory, SU(N)', 'quantization, light front', 'Hamiltonian formalism', 'effective Hamiltonian', 'phase space', 'perturbation theory']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706053']
['The canonical front form Hamiltonian for non-Abelian SU(N) gauge theory in 3+1 dimensions is mapped non-perturbatively on an effective Hamiltonian which acts only in the Fock space of a quark and an antiquark. The approach is based on the novel method of iterated resolvents and on discretized light-cone quantization,...
['1997-06-10']
10,886
['eng']
['Kim, S P']
['Liouville-Neumann Approach to the Nonperturbative Quantum Field Theory']
['Particle Physics - Theory']
['talk, Seoul 1997/05/26', 'field equations, Liouville', 'model, oscillator', 'Hamiltonian formalism', 'effective potential', 'group theory', 'space-time', 'phi**n model, 4', 'nonperturbative']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706052']
['We present a nonperturbative field theoretic method based on the Liouville-Neumann (LN) equation. The LN approach provides a unified formulation of nonperturbative quantum fields and also nonequilibrium quantum fields, which makes use of mean-field type equations and whose results at the lowest level are identically ...
['1997-06-10']
10,887
['eng']
['Kakushadze, Z', 'Shiu, G']
['4D Chiral N=1 Type I Vacua with and without D5-branes']
['Particle Physics - Theory']
['string model, heterotic', 'orbifold, Z(3) x Z(3)', 'spontaneous compactification', 'symmetry breaking', 'coset space', 'moduli space', 'group theory, representation', 'membrane model, p-brane', 'membrane model, D-brane']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706051']
['In this paper we consider compactifications of type I strings on Abelian orbifolds. We discuss the tadpole cancellation conditions for the general case with D9-branes only. Such compactifications have (perturbative) heterotic duals which are also realized as orbifolds (with non-standard embedding of the gauge connect...
['1997-06-10']
10,888
['eng']
['Marshakov, A V', 'Martellini, M', 'Morozov, A']
['Insights and Puzzles from Branes']
['Particle Physics - Theory']
['field theory, M-theory', 'membrane model, p-brane', 'p-brane, 5', 'quantization', 'integrability', 'operator, Lax', 'soliton', 'differential forms', 'gauge field theory, Yang-Mills', 'dimension, 4', 'dimension, 6', 'supersymmetry', 'bibliography']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706050']
['5-branes of nontrivial topology are associated in the Diaconescu-Hanany-Witten-Witten (DHWW) approach with the Seiberg-Witten (SW) theory of low-energy effective actions. There are two different "pictures", related to the IIA and IIB phases of M-theory. They differ by the choice of $6d$ theory on the 5-brane world vo...
['1997-06-10']
10,889
['eng']
['Gasperini, M']
['Low-energy quantum string cosmology']
['Particle Physics - Theory']
['talk, Rome 1997/05/19', 'quantum cosmology', 'string model', 'effective action', 'Wheeler-DeWitt equation', 'potential, dilaton', 'duality', 'vacuum state', 'minisuperspace', 'scattering']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706049']
['We introduce a Wheeler-De Witt approach to quantum cosmology based on the low-energy string effective action, with an effective dilaton potential included to account for non-perturbative effects and some possible higher-order correction. We classify, in particular, four different classes of scattering processes in mi...
['1997-06-10']
10,890
['eng']
['Kallosh, R', 'Rahmfeld, J', 'Wong, W K']
['One-Loop Supergravity Corrections to the Black Hole Entropy and Residual Supersymmetry']
['Particle Physics - Theory']
['black hole, entropy', 'supergravity', 'effective action, on-shell', 'correction, higher-order', 'supersymmetry']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706048']
['We study the one-loop corrections to the effective on-shell action of N=2 supergravity in the background of the Reissner-Nordstrom black hole. In the extreme case the contributions from graviton, gravitino and photon to the one-loop corrections to the entropy are shown to cancel. This gives the first explicit example...
['1997-06-10']
10,891
['eng']
['Hanany, A', 'Zaffaroni, A']
['Chiral Symmetry from Type IIA Branes']
['Particle Physics - Theory']
['string model', 'supersymmetry', 'membrane model, p-brane', 'p-brane, 8', 'p-brane, 6', 'symmetry, chiral', 'gauge field theory, Yang-Mills', 'charge, conservation law', 'anomaly']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706047']
['We propose a mechanism in which, using an eightbrane, a sixbrane ends on a NS brane in type IIA superstring theory. We use this mechanism to construct N=1 supersymmetric gauge theories in four dimensions with chiral matter localized in different points in space. Anomaly cancellation for the gauge theories is satisfie...
['1997-06-09']
10,892
['eng']
['Youm, D']
['Entropy of Non-Extreme Rotating Black Holes in String Theories']
['Particle Physics - Theory']
['space-time', 'string model, heterotic', 'black hole', 'thermodynamics', 'entropy']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706046']
['We formulate the Rindler space description of rotating black holes in string theories. We argue that the comoving frame is the natural frame for studying thermodynamics of rotating black holes and statistical analysis of rotating black holes gets simplified in this frame. We also calculate statistical entropies of ge...
['1997-06-09']
10,893
['eng']
['Marnelius, R', 'Sogami, I S']
['Generalized BRST Quantization and Massive Vector Fields']
['Particle Physics - Theory']
['field theory, vector', 'field theory, massive', 'quantization, constraint', 'Hamiltonian formalism', 'transformation, Becchi-Rouet-Stora', 'gauge field theory, Yang-Mills']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706044']
['A previously proposed generalized BRST quantization on inner product spaces for second class constraints is further developed through applications. This BRST method involves a conserved generalized BRST charge Q which is not nilpotent but which satisfies Q=\\delta+\\delta^{\\dagger}, \\delta^2=0, and by means of whic...
['1997-06-09']
10,894
['eng']
['Weinberg, S']
['Effective Field Theories in the Large $N$ Limit']
['Particle Physics - Theory']
['Gross-Neveu model', 'symmetry, U(N)', 'sigma model, nonlinear', 'symmetry, O(N)', 'field theoretical model, CP(N-1)', 'effective action', 'perturbation theory, higher-order', 'scattering amplitude', 'symmetry breaking', 'critical phenomena', 'expansion 1/N']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706042']
['Various effective field theories in four dimensions are shown to have exact non-trivial solutions in the limit as the number $N$ of fields of some type becomes large. These include extended versions of the U(N) Gross-Neveu model, the non-linear O(N) $\\sigma$-model, and the $CP^{N-1}$ model. Although these models are...
['1997-06-09']
10,895
['eng']
['Gato-Rivera, B', 'Rosado, J I']
['Chiral Determinant Formulae and Subsingular Vectors for the N=2 Superconformal Algebras']
['Particle Physics - Theory']
['algebra, conformal', 'algebra, topological', 'supersymmetry', 'operator, determinant', 'algebra, representation']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706041']
['We derive conjectures for the N=2 "chiral" determinant formulae of the Topological algebra, the Antiperiodic NS algebra, and the Periodic R algebra, corresponding to incomplete Verma modules built on chiral topological primaries, chiral and antichiral NS primaries, and Ramond ground states, respectively. Our method i...
['1997-06-06']
10,896
['eng']
['Wu, Y Y']
['Supersymmetry Breaking in Superstring Theory by GaugiNO1Condensation and its Phenomenology']
['Particle Physics - Theory']
['thesis', 'supersymmetry, symmetry breaking', 'string model, heterotic', 'gaugino, condensation', 'effect, nonperturbative', 'potential, Kaehler', 'dilaton, stability', 'invariance, modular', 'threshold, correction', 'strong interaction, CP', 'axion', 'effective Lagrangian', 'weak coupling', 'field theory, moduli', 'n...
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706040']
["The weakly-coupled heterotic string is known to have problems of dilaton/moduli stabilization, supersymmetry breaking (by hidden-sector gaugiNO1condensation), gauge coupling unification (or the Newton's constant), QCD axion, as well as cosmological problems. We study these problems by adopting the viewpoint that they...
['1997-06-06']
10,897
['eng']
['Anazawa, M', 'Ishikawa, A', 'Tanaka, H']
['Interaction of boundaries with heterogeneous matter states in matrix models']
['Particle Physics - Theory']
['matrix model, 2', 'matrix model, 3', 'Ising model', 'critical phenomena', 'scattering amplitude', 'analytic properties', 'boundary condition', 'Dyson-Schwinger equation']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706038']
['We discuss the disk amplitudes whose boundary conditions of matter configurations are not restricted to homogeneous ones. They are examined by the two-matrix model as well as by the three-matrix model for the case of the tricritical Ising model. We show that they have a simple geometrical interpretation in terms of t...
['1997-06-06']
10,898
['eng']
['Bilke, S', 'Burda, Z', 'Petersson, B']
['Universality of hypercubic random surfaces']
['Particle Physics - Theory']
['string model, susceptibility', 'random surface', 'universality', 'entropy', 'effect, finite size', 'numerical calculations, Monte Carlo']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706037']
['We study universality properties of the Weingarten hyper-cubic random surfaces. Since a long time ago the model with a local restriction forbidding surface self-bendings has been thought to be in a different universality class from the unrestricted model defined on the full set of surfaces. We show that both models i...
['1997-06-06']
10,899
['eng']
['Pauli, H C']
['Towards solving gauge-field theory']
['Particle Physics - Theory']
['talk, Nagoya 1996/11/13', 'gauge field theory, SU(N)', 'quantization, light front', 'Hamiltonian formalism', 'propagator', 'vertex function', 'Fock space', 'effective action', 'Feynman graph, higher-order']
['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9706036']
['The canonical front form Hamiltonian for non-Abelian SU(N) gauge theory in 3+1 dimensions is mapped non-perturbatively on an effective Hamiltonian which acts only in the Fock space of a quark and an antiquark. The approach is based on the novel method of iterated resolvents and on discretized light-cone quantization,...
['1997-06-06']