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 |
|---|---|---|---|---|---|---|---|---|
11,100 | ['eng'] | ['Michaud, G', 'Myers, R C'] | ['Hermitian D-brane solutions'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'background field', 'field equations, solution', 'field theory, soliton', 'supersymmetry', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705079'] | ['A low-energy background field solution describing D-membrane configurations is constructed which is distinguished by the appearance of a Hermitian metric on the internal space. This metric is composed of a number of independent harmonic functions on the transverse space. Thus this construction generalizes the usual h... | ['1997-05-13'] |
11,101 | ['eng'] | ['Bose, S', 'Kar, S'] | ['Exact solutions in two-dimensional string cosmology with back reaction'] | ['Particle Physics - Theory'] | ['gravitation', 'field theory, dilaton', 'dimension, 2', 'conformal gauge', 'field equations, solution', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705061'] | ["We present analytic cosmological solutions in a model of two-dimensional dilaton gravity with back reaction. One of these solutions exhibits a graceful exit from the inflationary to the FRW phase and is nonsingular everywhere. A duality related second solution is found to exist only in the ``pre-big-bang'' epoch and ... | ['1997-05-12'] |
11,102 | ['eng'] | ['Maharana, J P', 'Singh, H'] | ['On the Compactification of Type IIA String Theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'dimension, 10', 'effective action', 'astrophysics, fundamental constant', 'field equations, solution', 'membrane model, p-brane', 'p-brane, 4', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705058'] | ['The ten-dimensional type IIA string effective action with cosmological constant term is dimensionally reduced on a d-dimensional torus to derive lower dimensional effective action. The symmetries of the reduced effective action are examined. It is shown that the resulting six-dimensional theory does not remain invari... | ['1997-05-12'] |
11,103 | ['eng'] | ['Bak, D', 'Min, H'] | ['Radiation Damping of a BPS Monopole'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'Higgs model', 'field theory, monopole', 'external field', 'radiation', 'effect, finite size', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705059'] | ['The radiation reaction of a BPS monopole in the presence of incident electromagnetic waves as well as massless Higgs waves is analyzed classically. The reactive forces are compared to those of $W$ boson that is interpreted as a dual partner of the BPS monopole. It is shown that the damping of acceleration is dual to ... | ['1997-05-12'] |
11,104 | ['eng'] | ['Kar, S'] | ['A note on the Einstein equation in string theory'] | ['Particle Physics - Theory'] | ['string model', 'background field', 'Einstein equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705062'] | ['We show, using purely classical considerations and logical extrapolation of results belonging to point particle theories, that the metric background field in which a string propagates must satisfy an Einstein or an Einstein-like equation. Additionally, there emerge restrictions on the worldsheet curvature, which seem... | ['1997-05-12'] |
11,105 | ['eng'] | ['Moretti, V'] | ['Direct $\\zeta$-function approach and renormalization of one-loop stress tensors in curved spacetimes'] | ['Particle Physics - Theory'] | ['tensor, energy-momentum', 'space-time, background', 'renormalization, zeta function', 'effective action, Euclidean', 'anomaly, conformal', 'expansion, heat kernel', 'thermodynamics', 'path integral, measure', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705060'] | ["A method which uses a generalized $\\zeta$-function to compute the renormalized (Euclidean) stress tensor of a quantum field propagating in a curved background is presented. The method does not use point-splitting procedures or off-diagonal $\\zeta$ functions but employs an analytic continuation of a generalized $\\z... | ['1997-05-12'] |
11,106 | ['eng'] | ['Marolf, D M'] | ['Statistical Effects and the Black Hole/D-brane Correspondence'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, D-brane', 'effective action', 'dimension, 10', 'gravitation', 'field theory, dilaton', 'field theory, tensor', 'field equations, solution', 'fluctuation', 'expansion, multipole', 'black hole', 'phase space, Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705063'] | ["The horizon area and curvature of three-charge BPS black strings are studied in the D-brane ensemble for the stationary black string. The charge distributions along the string are used to translate the classical expressions for the horizon area and curvature of BPS black strings with waves into operators on the D-bra... | ['1997-05-12'] |
11,107 | ['eng'] | ['Bandos, I A', 'Pasti, P', 'Sorokin, D P', 'Tonin, M'] | ['Superbrane Actions and Geometrical Approach'] | ['Particle Physics - Theory'] | ['talk, Kharkov 1997/01/05', 'membrane model, p-brane', 'membrane model, D-brane', 'supersymmetry', 'field theory, action', 'field equations', 'differential forms', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705064'] | ['We review a generic structure of conventional (Nambu-Goto and Dirac-Born-Infeld-like) worldvolume actions for the superbranes and show how it is connected through a generalized action construction with a doubly supersymmetric geometrical approach to the description of super-p-brane dynamics as embedding world supersu... | ['1997-05-12'] |
11,108 | ['eng'] | ['Kiem, Y H', 'Lee, C Y', 'Park, D'] | ['S-wave sector of type IIB supergravity on $S^1 x T^4$'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 10', 'spontaneous compactification, S(1) x T(4)', 'membrane model, D-brane', 'symmetry, rotational', 'field equations, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705065'] | ['We consider the type IIB supergravity in ten dimensions compactified on S^1 By imposing the spherical symmetry in the resulting five dimensional theory, we further reduce the s-wave sector of the theory to a two dimensional dilaton gravity. Via this construction, the techniques developed for the general two dimension... | ['1997-05-12'] |
11,109 | ['eng'] | ['Volovich, I V'] | ['On the Second Quantization of M(atrix) Theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'quantization, 2', 'gauge field theory, U(N)', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705066'] | ['The second quantization of M(atrix) theory is considered. It provides a possible framework to the recent Susskind proposal that U(N) supersymmetic Yang-Mills theories for all N might be embedded in a single dynamical system. The second quantization of M(atrix) theory can also be useful for the study of the Lorentz sy... | ['1997-05-12'] |
11,110 | ['eng'] | ['Brodie, J'] | ['Exact Solutions of Exceptional Gauge Theories from Toric Geometry'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3)', 'group theory, E(8) x E(8)', 'group theory, F(4)', 'group theory, E(7)', 'matter', 'string model, heterotic', 'duality', 'space-time, Calabi-Yau', 'space-time, torus', 'mirror', 'instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705068'] | ['We derive four dimensional gauge theories with exceptional groups $F_4$, $E_8$, $E_7$, and $E_7$ with matter, by starting from the duality between the heterotic string on $K3$ and F-theory on a elliptically fibered Calabi-Yau 3-fold. This configuration is compactified to four dimensions on a torus, and by employing t... | ['1997-05-12'] |
11,111 | ['eng'] | ['Metsaev, R R'] | ['Cubic interaction vertices for higher spin fields'] | ['Particle Physics - Theory'] | ['talk, Moscow 1996/05/20', 'algebra, Poincare', 'algebra, representation', 'spin, high', 'field theory, massless', 'vertex function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705048'] | ['We present results of investigation into a problem of cubic interaction vertices of massless higher spin fields which transform in arbitrary irreps of the Poincare algebra'] | ['1997-05-09'] |
11,112 | ['eng'] | ['Sethi, S K', 'Stern, M'] | ['D-Brane Bound States Redux'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, symmetry breaking', 'membrane model, D-brane', 'bound state', 'gauge field theory, SU(N)', 'Hamiltonian formalism', 'index theorem'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705046'] | ['We study the existence of D-brane bound states at threshold in Type II string theories. In a number of situations, we can reduce the question of existence to quadrature, and the study of a particular limit of the propagator for the system of D-branes. This involves a derivation of an index theorem for a family of non... | ['1997-05-09'] |
11,113 | ['eng'] | ['Polychronakos, A P'] | ['Multidimensional Calogero systems from matrix models'] | ['Particle Physics - Theory'] | ['matrix model', 'symmetry, O(N)', 'field equations, solution', 'gauge field theory, Yang-Mills', 'dimension, 1', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 0'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705047'] | ['We show that a particular many-matrix model gives rise, upon hamiltonian reduction, to a multidimensional version of the Calogero-Sutherland model and its spin generalizations. Some simple solutions of these models are demonstrated by solving the corresponding matrix equations. A connection of this model to the dimen... | ['1997-05-09'] |
11,114 | ['eng'] | ['Aldaya, V', 'Calixto, M', 'Cerveró, J M'] | ['Vacuum Radiation and Symmetry Breaking in Conformally Invariant Quantum Field Theory'] | ['Particle Physics - Theory'] | ['field theory, massless', 'invariance, conformal', 'group theory, quantization', 'group theory, representation', 'quantization, 2', 'symmetry breaking, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705049'] | ['The underlying reasons for the difficulty of unitarily implementing the whole conformal group $SO(4,2)$ in a massless Quantum Field Theory (QFT) are investigated in this paper. Firstly, we demonstrate that the singular action of the subgroup of special conformal transformations (SCT), on the standard Minkowski space ... | ['1997-05-09'] |
11,115 | ['eng'] | ['Maldacena, J M'] | ['Probing Near Extremal Black Holes with D-branes'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'soliton', 'black hole', 'effective action', 'perturbation theory, higher-order', 'supergravity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705053'] | ['We calculate the one loop effective action for D-brane probes moving in the presence of near BPS D-branes. The $v^2$ term agrees with supergravity in all cases and the static force agrees for a five dimensional black hole with two large charges. It also agrees qualitatively in all the other cases. We make some commen... | ['1997-05-09'] |
11,116 | ['eng'] | ['Copeland, E J', 'Lidsey, J E', 'Wands, D'] | ['S-duality Invariant Perturbations in String Cosmology'] | ['Particle Physics - Theory'] | ['Brans-Dicke model', 'effective action', 'astrophysics, string', 'astrophysics, model', 'duality, invariance', 'field equations, solution', 'perturbation theory', 'axion', 'symmetry, SL(2,R) x SL(2,R)', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705050'] | ["We investigate the generation of curvature and isocurvature (dilaton, moduli and axion) perturbations in a general class of axion-dilaton-moduli models,including the pre-big bang scenario. Allowing for an arbitrary coupling constant between the dilaton field and the axion field, we exploit the SL(2,R) symmetry of the... | ['1997-05-09'] |
11,117 | ['eng'] | ['Deser, Stanley D', 'Griguolo, L', 'Seminara, D'] | ['Gauge Invariance, Finite Temperature and Parity Anomaly in D=3'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'dimension, 3', 'fermion', 'finite temperature', 'invariance, gauge', 'anomaly', 'effective action', 'differential geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705052'] | ['The effective gauge field actions generated by charged fermions in $QED_3$ and $QCD_3$ can be made invariant under both small and large gauge transformations at any temperature by suitable regularization of the Dirac operator determinant, at the price of parity anomalies. We resolve the paradox that the perturbative ... | ['1997-05-09'] |
11,118 | ['eng'] | ['Sheinblatt, H J'] | ['Statistical Entropy of an Extremal Black Hole with 0- and 6-Brane Charge'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'gravitation', 'field theory, scalar', 'field theory, tensor', 'dimension, 10', 'quantization', 'black hole', 'entropy', 'membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 0', 'p-brane, 6'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705054'] | ['A black hole solution to low energy type IIA string theory which is extremal, non-supersymmetric, and carries 0- and 6-brane charge is presented. For large values of the charges it is metastable and a corresponding D-brane picture can be found. The mass and statistical entropy of the two descriptions agree at a corre... | ['1997-05-09'] |
11,119 | ['eng'] | ['Horava, P'] | ['Matrix Theory and Heterotic Strings on Tori'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'string model, heterotic', 'field theory, orbifold', 'gauge field theory, U(N)', 'gauge field theory, O(N)', 'supersymmetry', 'field theory, torus', 'anomaly', 'symmetry breaking, Wilson loop', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705055'] | ['We consider compactifications of the matrix model of M-theory on $S^1/Z_2\\times T^d$ for $d>0$, and interpret them as orbifolds of the supersymmetric U(N) Yang-Mills theory on $R\\times T^{d+1}$. The orbifold group acts both on the gauge group and on the $T^{d+1}$, reduces the gauge group to O(N) over 1+1 dimensiona... | ['1997-05-09'] |
11,120 | ['eng'] | ['Kallosh, R'] | ['Covariant Quantization of D-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'quantization', 'Hamiltonian formalism', 'dependence, gauge', 'invariance, Lorentz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705056'] | ['We have found that kappa-symmetry allows a covariant quantization provided the ground state of the theory is strictly massive. For D-p-branes a Hamiltonian analysis is performed to explain the existence of a manifestly supersymmetric and Lorentz covariant description of the BPS states of the theory. The covariant qua... | ['1997-05-09'] |
11,121 | ['eng'] | ['Dine, Michael', 'Seiberg, N'] | ['Comments on Higher Derivative Operators in Some SUSY Field Theories'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'potential, flat direction', 'field theory, action', 'derivative, high', 'renormalization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705057'] | ['We study the leading irrelevant operators along the flat directions of certain supersymmetric theories. In particular, we focus on finite $N=2$ (including $N=4$) supersymmetric field theories in four dimensions and show that these operators are completely determined by the symmetries of the problem. This shows that t... | ['1997-05-09'] |
11,122 | ['eng'] | ['Antonuccio, F'] | ['Light-Cone Quantization and Renormalization of Large-N Scalar Matrix Models'] | ['Particle Physics - Theory'] | ['phi**n model, 3', 'matrix model', 'quantization, light front', 'Hamiltonian formalism', 'dimension, >=3'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705045'] | ['We discuss the issue of renormalization and the derivation of effective interactions for light-cone Hamiltonians in the context of large-N scalar matrix models with $\\Phi^3$ interactions. For various space-time dimensions $D renormalizations which are necessary for finiteness of the Hamiltonian at leading order. We ... | ['1997-05-08'] |
11,123 | ['eng'] | ['Blum, J D', 'Intriligator, K'] | ['New Phases of String Theory and 6d RG Fixed Points via Branes at Orbifold Singularities'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'instanton, SO(N)', 'field theory, orbifold', 'anomaly', 'string model, heterotic', 'membrane model', 'renormalization group, transformation', 'renormalization group, fixed point', 'dimension, 6', 'field theory, orientifold', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705044'] | ['We discuss type II and type I branes at general ADE type orbifold singularities. We show that there are new phases of type I or heterotic string theory in six dimensions, involving extra tensor multiplets, which arise when small instantons sit on orbifold singularities. The theories with extra tensor multiplets are e... | ['1997-05-08'] |
11,124 | ['eng'] | ['Böckenhauer, R K', 'Fuchs, J'] | ['CFT fusion rules, DHR gauge groups, and CAR algebras'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'gauge field theory', 'group theory, quaternion', 'algebra, fusion', 'group theory, finite'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705039'] | ['It is demonstrated that several series of conformal field theories, while satisfying braid group statistics, can still be described in the conventional setting of the DHR theory, i.e. their superselection structure can be understood in terms of a compact DHR gauge group. Besides theories with only simple sectors, the... | ['1997-05-08'] |
11,125 | ['eng'] | ['Bergshoeff, E A', 'Kallosh, R', 'Ortín, Tomas', 'Papadopoulos, G J'] | ['$\\kappa$ Symmetry, Supersymmetry and Intersecting Branes'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, interaction', 'supersymmetry', 'Born-Infeld model', 'quantization', 'invariance, Lorentz', 'supergravity, background field'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705040'] | ['We present a new form of kappa-symmetry transformations for D-branes in which the dependence on the Born-Infeld field strength is expressed as a relative rotation on the left- and right-moving fields with opposite parameters. Then, we apply this result to investigate the supersymmetry preserved by certain intersectin... | ['1997-05-08'] |
11,126 | ['eng'] | ['Böhm, A'] | ['Irreversible Quantum Mechanics in the Neutral K-System'] | ['Particle Physics - Theory'] | ['K0, hadronic decay', 'effective Hamiltonian', 'dimension, 2', 'resonance, scattering', 'quantum mechanics', 'Hilbert space', 'violation, CP', 'numerical calculations, interpretation of experiments', 'K --> 2pi'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705042'] | ['The neutral Kaon system is used to test the quantum theory of resonance scattering and decay phenomena. The two dimensional Lee-Oehme-Yang theory with complex Hamiltonian is obtained by truncating the complex basis vector expansion of the exact theory in Rigged Hilbert space. This can be done for K_1 and K_2 as well ... | ['1997-05-08'] |
11,127 | ['eng'] | ['Plyushchay, M S'] | ['Universality of the $R$-deformed Heisenberg algebra'] | ['Particle Physics - Theory'] | ['talk, Kharkov 1997/01/05', 'algebra, Heisenberg', 'algebra, deformation', 'universality', 'spinor', 'field equations', 'supersymmetry', 'dimension, 3', 'parastatistics', 'anyon'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705043'] | ['We show that deformed Heisenberg algebra with reflection emerging in parabosonic constructions is also related to parafermions. This universality is discussed in different algebraic aspects and is employed for the description of spin-j fields, anyons and supersymmetry in 2+1 dimensions.'] | ['1997-05-08'] |
11,128 | ['eng'] | ['Turner, M S', 'Weinberg, Erick J'] | ['Pre-Big-Bang Inflation Requires Fine Tuning'] | ['Particle Physics - Theory'] | ['inflationary universe', 'string model', 'supersymmetry', 'space-time', 'fundamental constant, length'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705035'] | ['The pre-big-bang cosmology inspired by superstring theories has been suggested as an alternative to slow-roll inflation. We analyze, in both the Jordan and Einstein frames, the effect of spatial curvature on this scenario and show that too much curvature --- of either sign --- reduces the duration of the inflationary... | ['1997-05-07'] |
11,129 | ['eng'] | ['Frieler, K', 'Rehren, K H'] | ['A nonabelian square root of abelian vertex operators'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'dimension, 2', 'operator, vertex', 'operator, abelian', 'algebra, exchange', 'Wess-Zumino-Witten model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705033'] | ['Kadanoff\'s "correlations along a line" in the critical two-dimensional Ising model (1969) are reconsidered. They are the analytical aspect of a representation of abelian chiral vertex operators as quadratic polynomials, in the sense of operator valued distributions, in non-abelian exchange fields. This basic result ... | ['1997-05-07'] |
11,130 | ['eng'] | ['Plyushchay, M S'] | ['$R$-deformed Heisenberg algebra, anyons and $d=2+1$ supersymmetry'] | ['Particle Physics - Theory'] | ['algebra, Heisenberg', 'algebra, deformation', 'algebra, OSp(1,2)', 'anyon', 'spinor', 'supersymmetry', 'dimension, 3', 'action', 'mechanics, classical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705034'] | ['A universal minimal spinor set of linear differential equations describing anyons and ordinary integer and half-integer spin fields is constructed with the help of deformed Heisenberg algebra with reflection. The construction is generalized to some d=2+1 supersymmetric field systems. Quadratic and linear forms of act... | ['1997-05-07'] |
11,131 | ['eng'] | ['Ivashchuk, V D', 'Melnikov, V N'] | ['$\\sigma$-model for the Generalized Composite p-branes'] | ['Particle Physics - Theory'] | ['gravitation', 'dilaton', 'field theory, tensor', 'any-dimensional', 'membrane model, p-brane', 'p-brane, composite', 'sigma model, nonlinear', 'tensor, energy-momentum', 'constraint'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705036'] | ['Multidimensional gravitational model containing several dilatonic scalar fields and antisymmetric forms is considered. The manifold is chosen in the form M = M_0 x M_1 x ... x M_n, where M_i are Einstein spaces (i > 0). When metric is block-diagonal, all fields and scale factors of the metric depend (essentially) on ... | ['1997-05-07'] |
11,132 | ['eng'] | ['Antoniadis, Ignatios', 'Quirós, M'] | ['Supersymmetry breaking in M-theory and gaugino condensation'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'string model, heterotic', 'dimension, 11', 'supersymmetry, symmetry breaking', 'gaugino, condensation', 'mass spectrum', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705037'] | ['We argue that supersymmetry breaking by gaugino condensation in the strongly coupled heterotic string can be described by an analogue of Scherk-Schwarz compactification on the eleventh dimension in M-theory. The M-theory scale is identified with the gauge coupling unification mass, whereas the radius of the eleventh ... | ['1997-05-07'] |
11,133 | ['eng'] | ['Gaberdiel, M R', 'Zwiebach, B'] | ['Tensor Constructions of Open String Theories; 1, Foundations'] | ['Particle Physics - Theory'] | ['field theory, string', 'string, open', 'differential forms, symplectic', 'operator, Becchi-Rouet-Stora', 'operator, algebra', 'field theory, action', 'phase space', 'algebra, tensor', 'gauge field theory', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705038'] | ['The possible tensor constructions of open string theories are analyzed from first principles. To this end the algebraic framework of open string field theory is clarified, including the role of the homotopy associative A_\\infty algebra, the odd symplectic structure, cyclicity, star conjugation, and twist. It is also... | ['1997-05-07'] |
11,134 | ['eng'] | ['Andrianopoli, Laura', "D'Auria, R", 'Ferrara, Sergio'] | ['Five Dimensional U-Duality, Black-Hole Entropy and Topological Invariants'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 5', 'charge, topological', 'entropy', 'duality', 'field theory, monopole', 'mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705024'] | ["We find the topological entropy formula for all $N>2$ extended supergravities in five dimensions and the fixed scalar condition for the black-hole ``potential energy'' which extremizes the BPS mass. We comment upon the interpretation of these results in a string and M-theory setting."] | ['1997-05-06'] |
11,135 | ['eng'] | ['Jackiw, R W'] | ['Non-Yang-Mills Gauge Theories'] | ['Particle Physics - Theory'] | ['lectures, Peniscola 1997/06/02', 'gauge field theory, nonabelian', 'gauge field theory, BF', 'dimension, 2', 'Chern-Simons term', 'dimension, 3', 'gauge field theory, space-time', 'gravitation', 'coupling, matter', 'Schroedinger equation, nonlinear'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705028'] | ['Various gauge invariant but non-Yang-Mills dynamical models are discussed: Précis of Chern-Simons theory in (2+1)-dimensions and reduction to (1+1)-dimensional B-F theories; gauge theories for (1+1)-dimensional gravity-matter interactions; parity and gauge invariant mass term in (2+1)-dimensions.'] | ['1997-05-06'] |
11,136 | ['eng'] | ['Gutperle, M'] | ['Contact terms, symmetries and D-instantons'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'phase space', 'tensor', 'scattering amplitude', 'operator, vertex', 'analytic properties', 'instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705023'] | ['The scattering of NS-NS antisymmetric tensor states in the presence of D-instantons in type IIB superstring theory is studied. It is shown that in order to preserve gauge invariance, spacetime supersymmetry and picture changing symmetry the inclusion of boundary contact terms for closed string antisymmetric tensor ve... | ['1997-05-06'] |
11,137 | ['eng'] | ['Brunner, Ilka', 'Karch, A'] | ['Branes and Six Dimensional Fixed Points'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'dimension, 6', 'field theory, deformation', 'group theory', 'fixed point'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705022'] | ['We analyze brane configurations corresponding to non-trivial six dimensional fixed points. Several results previously obtained from a pure field theoretical analysis are rederived in the brane language.'] | ['1997-05-06'] |
11,138 | ['eng'] | ['Zabzine, M'] | ["A finite temperature generalization of Zamolodchikov's c-theorem"] | ['Particle Physics - Theory'] | ['dimension, 2', 'finite temperature', 'renormalization group, c-function', 'thermodynamics', 'correlation function', 'spectral representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705015'] | ['We prove a C-theorem within the framework of two dimensional quantum field theories at finite temperature. There exists a function C(g) of coupling constants which is non-increasing along renormalization group trajectories and non-decreasing along temperature trajectory and stationary only at the fixed points. The co... | ['1997-05-06'] |
11,139 | ['eng'] | ['Gauntlett, J P'] | ['Duality and Supersymmetric Monopoles'] | ['Particle Physics - Theory'] | ['talk, Karpacz 1997/02/13', 'gauge field theory, SU(2)', 'gauge field theory, Yang-Mills', 'Higgs model', 'supersymmetry', 'field theory, monopole', 'duality', 'moduli space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705025'] | ['Exact duality in supersymmetric gauge theories leads to highly non-trivial predictions about the moduli spaces of BPS monopole solutions. These notes attempt to be a pedagogical review of the current status of these investigations and are based on lectures given at the 33rd Karpacz Winter School: Duality-Strings and ... | ['1997-05-06'] |
11,140 | ['eng'] | ['Roy, S'] | ['On S-Duality of Toroidally Compactified Type IIB String Effective Action'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'dimension, 10', 'spontaneous compactification, torus', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705016'] | ['It has been shown recently that the toroidally compactified type IIB string effective action possesses an SL(2, R) invariance as a consequence of the corresponding symmetry in ten dimensions when the self-dual five-form field strength is set to zero. By working in the string frame we clarify how a Z$_2$ subgroup of t... | ['1997-05-06'] |
11,141 | ['eng'] | ['Jacobson, T'] | ['Semiclassical Decay of Near-Extremal Black Holes'] | ['Particle Physics - Theory'] | ['black hole, decay', 'background field, approximation', 'space-time, singularity', 'space-time, horizon', 'stability', 'membrane model', 'angular momentum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705017'] | ['Decay of a near-extremal black hole down to the extremal state is studied in the background field approximation to determine the fate of injected matter and Hawking pairs. By examining the behavior of light rays and solutions to the wave equation it is concluded that the singularity at the origin is irrelevant. Furth... | ['1997-05-06'] |
11,142 | ['eng'] | ['Müger, M'] | ["On Charged Fields with Group Symmetry and Degeneracies of Verlinde's Matrix S"] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'dimension, 2', 'superselection rule', 'group theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705018'] | ["We prove that the complete normal field net with compact symmetry group constructed by Doplicher and Roberts starting from a net of local observables in $\\ge 2+1$ space time dimensions and its set of localized (DHR) representations does not possess nontrivial DHR sectors. Whereas the superselection structure in 1+1 ... | ['1997-05-06'] |
11,143 | ['eng'] | ['Derkachov, S E', 'Manashov, A N'] | ['On the stability problem in the O(N) nonlinear $\\sigma$ model'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 2', 'symmetry, O(N)', 'epsilon expansion', 'expansion 1/N', 'operator, composite', 'anomaly', 'stability', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705020'] | ['The stability problem for the O(N) nonlinear sigma model in the 2+\\epsilon dimensions is considered. We present the results of the 1/N^{2} order calculations of the critical exponents (in the 2<d<4 dimensions) of the composite operators relevant for this problem. The arguments in the favor of the scenario with the c... | ['1997-05-06'] |
11,144 | ['eng'] | ['Müger, M'] | ['Superselection Structure of Massive Quantum Field Theories in 1+1 Dimensions'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'dimension, 2', 'operator, algebra', 'superselection rule', 'duality', 'field theory, soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705019'] | ['We show that a large class of massive quantum field theories in 1+1 dimensions, characterized by Haag duality and the split property for wedges, does not admit locally generated superselection sectors in the sense of Doplicher, Haag and Roberts. Thereby the extension of DHR theory to 1+1 dimensions due to Fredenhagen... | ['1997-05-06'] |
11,145 | ['eng'] | ['Trittmann, U', 'Pauli, H C'] | ['On rotational invariance in front form dynamics'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'fermion', 'bound state', 'positronium', 'perturbation theory, higher-order', 'energy levels', 'wave function', 'helicity', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705021'] | ['Front form dynamics of a Quantum Field Theory is not a manifestly rotational invariant formalism. In the present work we investigate to which extent rotational invariance is restored in the non-perturbative solution of Quantum Electrodynamics. We consider the positronium spectrum in full (3+1) dimensions. Closed expr... | ['1997-05-06'] |
11,146 | ['eng'] | ['Hansson, T H', 'Wirstam, J', 'Zahed, I'] | ['Real Time Correlators in Hot (2+1)d QCD'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'fermion', 'finite temperature', 'dimension, 3', 'correlation function', 'bound state', 'polarization, tensor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705026'] | ["We use dimensional reduction techniques to relate real time finite T correlation functions in (2+1) dimensional QCD to bound state parameters in a generalized 't Hooft model with an infinite number of heavy quark and adjoint scalar fields. While static susceptibilities and correlation functions of the DeTar type can ... | ['1997-05-06'] |
11,147 | ['eng'] | ['Dragon, N V', 'Kuzenko, S M'] | ['The Higgs Mechanism in N=2 Superspace'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry, superspace', 'symmetry, spontaneously broken', 'geometry', 'effective action', 'field equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705027'] | ['We describe the Higgs mechanism for general N=2 super Yang-Mills theories in a manifestly supersymmetric form based on the harmonic superspace.'] | ['1997-05-06'] |
11,148 | ['eng'] | ['Verlinde, Herman L'] | ['A Matrix String Interpretation of the Large N Loop Equation'] | ['Particle Physics - Theory'] | ['gauge field theory, U(N)', 'dimension, 2', 'supersymmetry', 'field equations, Wilson loop', 'Ward identity, conformal', 'expansion 1/N', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705029'] | ['The existence two S-dual descriptions of (N,1) string bound states suggests that the strong coupling behaviour of electric flux lines in large N 2D SYM theory has a dual description in terms of weakly coupled IIB string theory. In support of this identification, we propose a dual interpretation of the SYM loop equati... | ['1997-05-06'] |
11,149 | ['eng'] | ['Blum, J D', 'Intriligator, K'] | ['Consistency Conditions for Branes at Orbifold Singularities'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'field theory, orientifold', 'field theory, orbifold', 'boundary condition', 'anomaly', 'string model, heterotic', 'gauge field theory, U(N)', 'instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705030'] | ['We discuss consistency conditions for branes at orbifold singularities. The conditions have a world-sheet interpretation in terms of tadpole cancellation and a space-time interpretation in terms of anomalies. As examples, we consider type II and type I branes on $C^2/Z_M$ orbifolds. We give orientifold constructions ... | ['1997-05-06'] |
11,150 | ['eng'] | ['Kol, B'] | ['5d Field Theories and M Theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'dimension, 5', 'membrane model, p-brane', 'p-brane, 5', 'vertex function', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705031'] | ['5-brane configurations describing 5d field theories are promoted to an M theory description a la Witten in terms of polynomials in two complex variables. The coefficients of the polynomials are the Coulomb branch. This picture resolves apparent singularities at vertices and reveals exponentially small corrections. Th... | ['1997-05-06'] |
11,151 | ['eng'] | ['Finster, F'] | ['Definition of the Dirac Sea in the Presence of External Fields'] | ['Particle Physics - Theory'] | ['fermion, field theory', 'external field', 'Dirac equation, solution', 'perturbation theory', 'causality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705006', 'http://pascal.intlpress.com/journals/ATMP/archive/', 'http://pascal.intlpress.com/journals/ATMP/archive/', 'http://pascal.intlpress.com/journals/ATMP/archive/'] | ['It is shown that the Dirac sea can be uniquely defined for the Dirac equation with general interaction, if we impose a causality condition on the Dirac sea. We derive an explicit formula for the Dirac sea in terms of a power series in the bosonic potentials. The construction is extended to systems of Dirac seas. If t... | ['1997-05-05'] |
11,152 | ['eng'] | ['Ahn, C'] | ['Geometry, D-Branes and N=1 Duality in Four Dimensions, 2'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'fermion, flavor', 'supersymmetry', 'membrane model, D-brane', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705004'] | ['We study N=1 dualities in four dimensional supersymmetric gauge theories in terms of wrapping D 6-branes around 3-cycles of Calabi-Yau threefolds in type IIA string theory. We generalize the recent work of geometrical realization for the models which have the superpotential corresponding to an $A_k$ type singularity,... | ['1997-05-05'] |
11,153 | ['eng'] | ['Ezawa, K', 'Matsuo, Y', 'Murakami, K'] | ['Lorentz Symmetry of Supermembrane in Light Cone Gauge Formulation'] | ['Particle Physics - Theory'] | ['membrane model', 'supersymmetry', 'light cone gauge', 'invariance, Lorentz', 'field theory, M-theory', 'matrix model', 'algebra, Clifford'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705005'] | ['We prove the Lorentz symmetry of supermembrane theory in the light cone gauge to complete the program initiated by de Wit, Marquard and Nicolai. We give some comments on extending the formulation to the M(atrix) theory.'] | ['1997-05-05'] |
11,154 | ['eng'] | ['Brandt, F', 'Henneaux, M', 'Wilch, A'] | ['Extended antifield-formalism and Ward identities for rigid symmetries of higher order'] | ['Particle Physics - Theory'] | ['field theory', 'symmetry', 'conservation law', 'algebra', 'Ward identity', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705007'] | ['The antifield formalism is extended so as to incorporate the rigid symmetries of a given theory as well as all the higher order conservation laws, associated with conserved antisymmetric tensors. These higher order conservation laws are shown to define additional rigid symmetries of the master equation and to form - ... | ['1997-05-05'] |
11,155 | ['eng'] | ['Bytsenko, A A', 'Granda, L N', 'Odintsov, S D'] | ['Exact Renormalization Group and Running Newtonian Coupling in Higher Derivative Gravity'] | ['Particle Physics - Theory'] | ['gravitation, action', 'renormalization group', 'coupling constant', 'astrophysics, fundamental constant', 'derivative, high'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705008'] | ['We discuss exact renormalization group (RG) in $R^2$-gravity using effective average action formalism. The truncated evolution equation for such a theory on De Sitter background leads to the system of nonperturbative RG equations for cosmological and gravitational coupling constants. Approximate solution of these RG ... | ['1997-05-05'] |
11,156 | ['eng'] | ['Ansoldi, S', 'Aurilia, A', 'Spallucci, E'] | ['Hausdorff dimension of a quantum string'] | ['Particle Physics - Theory'] | ['string model', 'string, relativistic', 'path integral', 'loop space', 'quantum mechanics', 'fractals'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705010'] | ["In the path integral formulation of quantum mechanics, Feynman and Hibbs noted that the trajectory of a particle is continuous but nowhere differentiable. We extend this result to the quantum mechanical path of a relativistic string and find that the ``trajectory'', in this case, is a fractal surface with Hausdorff d... | ['1997-05-05'] |
11,157 | ['eng'] | ['Gauntlett, J P'] | ['Intersecting Branes'] | ['Particle Physics - Theory'] | ['lectures, Seoul and Sokcho 1997/02/17', 'membrane model, p-brane', 'membrane model, interaction', 'field theory, M-theory', 'membrane model, D-brane', 'field theory, soliton', 'black hole', 'supergravity', 'dimension, 11', 'string model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705011'] | ['BPS configurations of intersecting branes have many applications in string theory. We attempt to provide an introductory and pedagogical review of supergravity solutions corresponding to orthogonal BPS intersections of branes with an emphasis on eleven and ten space-time dimensions. Recent work on BPS solutions corre... | ['1997-05-05'] |
11,158 | ['eng'] | ['Sato, H'] | ['Non-Perturbative Superpotentials in Landau-Ginzburg Compactification'] | ['Particle Physics - Theory'] | ['Landau-Ginzburg model', 'dimension, 2', 'field theory, Calabi-Yau', 'nonperturbative', 'potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705012'] | ['We study the Landau-Ginzburg models which correspond to Calabi-Yau four-folds. We construct the index of the typical states which correspond to toric divisors. This index shows that whether a corresponding divisor can generate a non-perturbative superpotential. For an application, we consider the phase transition in ... | ['1997-05-05'] |
11,159 | ['eng'] | ['Volovich, I V'] | ['Planckian Energy Scattering of D-branes and M(atrix) Theory in Curved Space'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'field theory, M-theory', 'matrix model', 'space-time', 'scattering', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705013'] | ["We argue that black p-branes will occur in the collision of D0-branes at Planckian energies. This extents the Amati, Ciafaloni and Veneziano and 't Hooft conjecture that black holes occur in the collision of two light particles at Planckian energies. We discuss a possible scenario for such a process by using collidin... | ['1997-05-05'] |
11,160 | ['eng'] | ['Chekhov, L O', 'Zarembo, K'] | ['Effective Action and Measure in Matrix Model of IIB Superstrings'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'effective action', 'matrix model', 'path integral, measure'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705014'] | ['We calculate an effective action and measure induced by the integration over the auxiliary field in the matrix model recently proposed to describe IIB superstrings. It is shown that the measure of integration over the auxiliary matrix is uniquely determined by locality and reparametrization invariance of the resultin... | ['1997-05-05'] |
11,161 | ['eng'] | ['Achúcarro, A', 'Gregory, R'] | ['Selection rules for splitting strings'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1) x U(1)', 'Higgs model', 'vortex', 'symmetry breaking', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705001'] | ['It has been pointed out that Nielsen-Olesen vortices may be able to decay by pair production of black holes. We show that when the abelian Higgs model is embedded in a larger theory, the additional fields may lead to selection rules for this process - even in the absence of fermions - due to the failure of a charge q... | ['1997-05-12'] |
11,162 | ['eng'] | ['Anazawa, M', 'Ishikawa, A', 'Tanaka, H'] | ['The Relation between Mixed Boundary States in Two- and Three- Matrix Models'] | ['Particle Physics - Theory'] | ['quantum gravity', 'dimension, 2', 'matrix model', 'phase space', 'boundary condition', 'scattering amplitude', 'Dyson-Schwinger equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705002'] | ['We discuss the relation among some disk amplitudes with non-trivial boundary conditions in two-dimensional quantum gravity. They are obtained by the two-matrix model as well as the three-matirx model for the case of the tricritical Ising model. We examine them for simple spin configurations, and find that a finite nu... | ['1997-05-12'] |
11,163 | ['eng'] | ['Berkooz, M', 'Cho, P', 'Kraus, P', 'Strassler, M J'] | ['Dual Descriptions of SO(10) SUSY Gauge Theories with Arbitrary Numbers of Spinors and Vectors'] | ['Particle Physics - Theory'] | ['gauge field theory, SO(10)', 'supersymmetry', 'particle, multiplet', 'group theory, representation', 'renormalization group'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705003'] | ["We examine the low energy structure of N=1 supersymmetric SO(10) gauge theory with matter chiral superfields in N_Q spinor and N_f vector representations. We construct a dual to this model based upon an SU(N_f+2N_Q-7) x Sp(2N_Q-2) gauge group without utilizing deconfinement methods. This product theory generalizes al... | ['1997-05-12'] |
11,164 | ['eng'] | ['Dita, P'] | ['Quantization of the Particle Motion on the $n$-Dimensional Sphere'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'mechanics, classical', 'space-time, sphere', 'any-dimensional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704207'] | ['We develop here a simple formalism that converts the second-class constraints into first-class ones for a particle moving on the $n$-dimensional sphere. The Poisson algebra generated by the Hamiltonian and the constraints closes and by quantization transforms into a Lie algebra. The observable of the theory is given ... | ['1997-05-01'] |
11,165 | ['eng'] | ['Schiappa, R'] | ['Supersymmetric Yang-Mills Theory and Riemannian Geometry'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'space-time', 'Hamiltonian formalism', 'differential geometry', 'phase space, Hilbert space', 'torsion', 'invariance, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704206'] | ['We introduce new local gauge invariant variables for N=1 supersymmetric Yang-Mills theory, explicitly parametrizing the physical Hilbert space of the theory. We show that these gauge invariant variables have a geometrical interpretation, and can be constructed such that the emergent geometry is that of N=1 supergravi... | ['1997-05-01'] |
11,166 | ['eng'] | ['Kälbermann, G'] | ['Soliton tunneling'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'field theory, soliton', 'charge, topological', 'scattering', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704208'] | ['We present a numerical simulation of the scattering of a topological soliton off finite size attractive impurities, repulsive impurities and a combination of both. The attractive and attractive-repulsive cases show similar features to those found for $\\delta$ function type of impurities. For the repulsive case, corr... | ['1997-05-01'] |
11,167 | ['eng'] | ['Batalin, I A', 'Marnelius, R'] | ['Antisymplectic Gauge Theories'] | ['Particle Physics - Theory'] | ['gauge field theory', 'field theory, symplectic', 'quantization, Batalin-Vilkovisky', 'constraint', 'transformation, Becchi-Rouet-Stora', 'supersymmetry, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704209'] | ['A general field-antifield BV formalism for antisymplectic first class constraints is proposed. It is as general as the corresponding symplectic BFV-BRST formulation and it is demonstrated to be consistent with a previously proposed formalism for antisymplectic second class constraints through a generalized conversion... | ['1997-05-01'] |
11,168 | ['eng'] | ['Carter, B'] | ['Electromagnetic self interaction in strings'] | ['Particle Physics - Theory'] | ['string model', 'electromagnetic interaction', 'effective action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704210'] | ['To facilitate the treatment of electromagnetic effects in applications such as dynamically perturbed vortons, this work employs a covariantly formulated string-source Green measure to obtain a coherent relativistic scheme for describing the self interaction of electromagnetic currents in string models of a very gener... | ['1997-05-01'] |
11,169 | ['eng'] | ['Dalley, S'] | ['Collinear QCD Models'] | ['Particle Physics - Theory'] | ['lectures, Les Houches 1997/02/24', 'gauge field theory, SU(N)', 'fermion, flavor', 'flavor, 1', 'meson, helicity', 'model, parton', 'expansion 1/N', 'quantization, light cone', 'quark, momentum spectrum', 'structure function, small-x', 'ladder approximation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704211'] | ['The small momentum fraction x behaviour of quarks in mesons is analysed in the 1+1-dimensional reduced model of large-N QCD by light-cone quantisation.'] | ['1997-05-01'] |
11,170 | ['eng'] | ['Kunhardt, W'] | ['On Infravacua and Superselection Theory'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'operator, algebra', 'linear spaces, Hilbert space', 'Gauss law', 'vacuum state', 'energy', 'superselection rule'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704212'] | ['In the DHR theory of superselection sectors, one usually considers states which are local excitations of some vacuum state. Here, we extend this analysis to local excitations of a class of "infravacuum" states appearing in models with massless particles. We show that the corresponding superselection structure, the st... | ['1997-05-01'] |
11,171 | ['eng'] | ['Lukyanov, S'] | ['Form-factors of exponential fields in the affine $A^{(1)}_{N-1}$ Toda model'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'dimension, 2', 'operator, representation', 'form factor', 'bound state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704213'] | ['A free field representation for form-factors of exponential operators in the affine A^{(1)}_{N-1} Toda model is proposed. The one and two particle form-factors are calculated explicitly.'] | ['1997-05-01'] |
11,172 | ['eng'] | ['Buchbinder, I L', 'Buchbinder, E I', 'Kuzenko, S M', 'Ovrut, B A'] | ['The Background Field Method for N = 2 Super Yang-Mills Theories in Harmonic Superspace'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry, superspace', 'superspace, harmonic', 'background field', 'effective action', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704214'] | ["The background field method for N=2 super Yang-Mills theories in harmonic superspace is developed. The ghost structure of the theory is investigated. It is shown that the ghosts include two fermionic real omega-hypermultiplets (Faddeev-Popov ghosts) and one bosonic real omega-hypermultiplet (Nielsen-Kallosh ghost), a... | ['1997-05-01'] |
11,173 | ['eng'] | ['Trittmann, U', 'Pauli, H C'] | ['Quantum Electrodynamics at strong Couplings'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'expansion, strong coupling', 'field theory, front form', 'positronium, mass spectrum', 'invariance, rotational', 'angular momentum', 'effective Hamiltonian', 'multiplet, annihilation', 'field theory, light cone', 'programming', 'numerical calculations', 'bibliography', 'tables'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704215'] | ['Front form dynamics is not a manifestly rotational invariant formalism. In particular, the requirement of an invariance under rotations around the transverse axes is difficult to fulfill.In the present work it is investigated, to which extent rotational invariance is restored in the solution of a light-cone quantized... | ['1997-05-01'] |
11,174 | ['eng'] | ['Mironov, A E'] | ['WDVV Equations in Seiberg-Witten theory and associative algebras'] | ['Particle Physics - Theory'] | ['talk, Karpacz 1997/02/13', 'gauge field theory, Yang-Mills', 'supersymmetry', 'potential, prepotential', 'cohomology', 'integrability', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704205'] | ['This is a short review of the results on the associativity algebras and WDVV equations found recently for the Seiberg-Witten solutions of N=2 4d SUSY gauge theories. The presentation is mostly based on the integrable treatment of these solutions.'] | ['1997-05-05'] |
11,175 | ['eng'] | ['Emparan, R'] | ['Black Holes as Fundamental Strings'] | ['Particle Physics - Theory'] | ['black hole', 'string model', 'field theory, scalar', 'cross section, absorption', 'dimension, 5', 'dimension, 4', 'charge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704204'] | ["The recently proposed ``correspondence principle'' of Horowitz and Polchinski provides a concrete means to relate (among others) black holes with electric NS-NS charges to fundamental strings and correctly match their entropies. We test further this correspondence by examining the greybody factors in the absorption r... | ['1997-05-05'] |
11,176 | ['eng'] | ['Pashnev, A I'] | ['Nonlinear realizations of the (super)diffeomorphism groups, geometrical objects and integral invariants in the superspace'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'diffeomorphism, invariance', 'differential forms', 'coset space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704203'] | ["It is shown that vielbeins and connections of any (super)space are naturally described in terms of nonlinear realizations of infinite - dimensional diffeomorphism groups of the corresponding (super)space. The method of construction of integral invariants from the invariant Cartan's differential"] | ['1997-05-05'] |
11,177 | ['eng'] | ['Morris, T R', 'Turner, M D'] | ['Derivative expansion of the renormalization group in O(N) scalar field theory'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'symmetry, O(N)', 'effective action', 'perturbation theory, higher-order', 'renormalization group, fixed point', 'expansion, derivative', 'expansion 1/N', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704202'] | ['We apply a derivative expansion to the Legendre effective action flow equations of O(N) symmetric scalar field theory, making no other approximation. We calculate the critical exponents eta, nu, and omega at the both the leading and second order of the expansion, associated to the three dimensional Wilson-Fisher fixe... | ['1997-05-05'] |
11,178 | ['eng'] | ['Mitra, P'] | ['Entropy of extremal black holes'] | ['Particle Physics - Theory'] | ['talk, Puri 1996/12/12', 'black hole, entropy', 'approximation, quasiclassical', 'topology', 'action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704201'] | ['After summarizing the development of black hole thermodynamics in the seventies, we describe a recent microscopic model. This model suggests that the Bekenstein-Hawking area formula holds for extremal black holes as well as for ordinary (non-extremal) ones. On the other hand, semiclassical studies have suggested a di... | ['1997-05-05'] |
11,179 | ['eng'] | ['Atzmon, E'] | ['Bi-Graded Markovian Matrices as Non-Local Dirac Operators and a New Quantum Evolution'] | ['Particle Physics - Theory'] | ['operator, Dirac', 'operator, nonlocal', 'differential geometry, noncommutative', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704200'] | ["Measuring distances on a lattice in noncommutative geometry involves square, symmetric and real ``three-diagonal'' matrices, with the sum of their elements obeying a supremum condition, together with a constraint forcing the absolute value of the maximal eigenvalue to be equal to 1. In even dimensions, these matrices... | ['1997-05-05'] |
11,180 | ['eng'] | ['Lee, H W', 'Myung, Y S', 'Kim, J Y'] | ['Absorption of fixed scalar in scattering off 4D N=4 black holes'] | ['Particle Physics - Theory'] | ['black hole', 'supergravity', 'dilaton', 'field theory, scalar', 'electromagnetic field', 'cross section, absorption'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704199'] | ['We perform the perturbation analysis of the black holes in the 4D, N=4 supergravity. Analysis around the black holes reveals a complicated mixing between the dilaton and the other fields (metric and two U(1) Maxwell fields). It turns out that the dilaton as a fixed scalar is only the propagating mode when $P=Q, h_1=h... | ['1997-05-05'] |
11,181 | ['eng'] | ['Tatar, R'] | ['Dualities in 4D Theories with Product Gauge Groups from Brane Configurations'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'gauge field theory, SO(N) x Sp(N)', 'duality', 'field theory, orientifold'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704198'] | ['We study brane configurations which correspond to N=1 field theories in four dimensions. By inverting the order of the NS 5-branes and D6-branes, a check on dualities in four dimensional theories can be made. We consider a brane configuration which yields electric/magnetic duality for gauge theories with $SO(N_{c1})\... | ['1997-05-05'] |
11,182 | ['eng'] | ['Dorey, N', 'Khoze, V V', 'Mattis, M P'] | ['Multi-Instantons, Three-Dimensional Gauge Theory, and the Gauss-Bonnet-Chern Theorem'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'supersymmetry', 'dimension, 3', 'instanton', 'correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704197'] | ['We calculate multi-instanton effects in a three-dimensional gauge theory with N=8 supersymmetry and gauge group SU(2). The k-instanton contribution to an eight-fermion correlator is found to be proportional to the Gauss-Bonnet-Chern integral of the Gaussian curvature over the centered moduli-space of charge-k BPS mon... | ['1997-04-29'] |
11,183 | ['eng'] | ['La, H S'] | ['Supersymmetric Dilatations in the Presence of Dilaton'] | ['Particle Physics - Theory'] | ['geometry, dilaton', 'supersymmetry', 'diffeomorphism, invariance', 'field theory, conformal', 'coupling, (dilaton axion)', 'symmetry, spontaneously broken', 'effective Lagrangian'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704196'] | ['The supersymmetric generalization of dilatations in the presence of the dilaton is defined. This is done by defining the supersymmetric dilaton geometry which is motivated by the supersymmetric volume preserving diffeomorphisms. The resulting model is classical superconformal field theory with an additional dilaton-a... | ['1997-04-29'] |
11,184 | ['eng'] | ['Lizzi, F', 'Mangano, G', 'Miele, G', 'Sparano, G'] | ['Mirror Fermions in Noncommutative Geometry'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'fermion, mirror', 'field theory, chiral', 'differential geometry, noncommutative'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704184'] | ['In a recent paper we pointed out the presence of extra fermionic degrees of freedom in a chiral gauge theory based on Connes Noncommutative Geometry. Here we propose a mechanism which provides a high mass to these mirror states, so that they decouple from low energy physics.'] | ['1997-04-28'] |
11,185 | ['eng'] | ['Kachru, S', 'Silverstein, E'] | ['Chirality Changing Phase Transitions in 4d String Vacua'] | ['Particle Physics - Theory'] | ['string model', 'vacuum state', 'fermion, flavor', 'critical phenomena', 'membrane model, p-brane', 'instanton', 'coupling, Yukawa', 'fibre bundle', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704185'] | ['We provide evidence that some four-dimensional N=1 string vacua with different numbers of generations are connected through phase transitions. The transitions involve going through a point in moduli space where there is a nontrivial fixed point governing the low energy field theory. In an M-theory description, the ex... | ['1997-04-28'] |
11,186 | ['eng'] | ['Nersessian, A P'] | ['On the Geometry of Relativistic Anyon'] | ['Particle Physics - Theory'] | ['anyon, relativistic', 'Hamiltonian formalism', 'twistor', 'differential forms', 'dimension, 3'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704182'] | ["A twistor model is proposed for the free relativistic anyon. The Hamiltonian reduction of this model by the action of the spin generator leads to the minimal covariant model; whereas that by the action of spin and mass generators, to the anyon model with free phase space that is a cotangent bundle of the Lobachevsky ... | ['1997-04-28'] |
11,187 | ['eng'] | ['Nirov, K S'] | ['The Ostrogradsky prescription for BFV formalism'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'Hamiltonian formalism', 'quantization, Batalin-Vilkovisky', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704183'] | ['Gauge-invariant systems of a general form with higher order derivatives of gauge parameters are investigated within the framework of the BFV formalism. Higher order terms of the BRST charge and BRST-invariant Hamiltonian are obtained. It is shown that the identification rules for Lagrangian and Hamiltonian ghost vari... | ['1997-04-28'] |
11,188 | ['eng'] | ['Górski, A Z', 'Mazur, P O'] | ['The Quantum Black Hole Specific Heat is Positive'] | ['Particle Physics - Theory'] | ['black hole, entropy', 'temperature, dependence', 'thermodynamics', 'gravitation, atom'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704179'] | ['We claim that the Bekenstein-Hawking black hole entropy accounts for the low temperature degrees of freedom only and hence leads to the negative specific heat. Taking into account the high temperature physical degrees of freedom, in analogy as it was done by Planck for the black body radiation, we compute the total s... | ['1997-04-28'] |
11,189 | ['eng'] | ['Fujisaki, H'] | ['Thermofield Dynamics of the Heterotic String'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'finite temperature', 'perturbation theory, higher-order', 'astrophysics, fundamental constant', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704180'] | ['The thermofield dynamics of the D = 10 heterotic thermal string theory is described in proper reference to the thermal duality symmetry as well as the thermal stability of modular invariance in association with the global phase structure of the D = 10 heterotic thermal string ensemble.'] | ['1997-04-28'] |
11,190 | ['eng'] | ['Ilinskii, K N', 'Kalinin, G V', 'Stepanenko, A S'] | ["q-Functional Wick's theorems for particles with exotic statistics"] | ['Particle Physics - Theory'] | ['spin, statistics', 'operator, algebra', 'path integral', 'algebra, deformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704181'] | ["In the paper we begin a description of functional methods of quantum field theory for systems of interacting q-particles. These particles obey exotic statistics and are the q-generalization of the colored particles which appear in many problems of condensed matter physics, magnetism and quantum optics. Motivated by t... | ['1997-04-28'] |
11,191 | ['eng'] | ['Fliegner, D', 'Reuter, M', 'Schmidt, M G', 'Schubert, C'] | ['The Two-Loop Euler-Heisenberg Lagrangian in Dimensional Renormalization'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'perturbation theory, higher-order', 'higher-order, 2', 'regularization, dimensional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704194'] | ['We clarify a discrepancy between two previous calculations of the two-loop QED Euler-Heisenberg Lagrangian, both performed in proper-time regularization, by calculating this quantity in dimensional regularization.'] | ['1997-04-28'] |
11,192 | ['eng'] | ['Duff, Michael J', 'Lü, H', 'Pope, C N'] | ['Supersymmetry Without Supersymmetry'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'supersymmetry', 'vacuum state', 'spontaneous compactification', 'membrane model, D-brane', 'space-time, sphere', 'dimension, 7'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704186'] | ['We present four-dimensional M-theory vacua with N>0 supersymmetry which, from the perspective of perturbative Type IIA string theory, have N=0. Such vacua can appear when the compactifying 7-manifold is a U(1) fibration. The missing superpartners are Dirichlet 0-branes. Someone unable to detect Ramond-Ramond charge w... | ['1997-04-28'] |
11,193 | ['eng'] | ['Mansouri, F'] | ['Exact Local Supersymmetry, Absence of Superpartners, and Noncommutative Geometries'] | ['Particle Physics - Theory'] | ['talk, Coral Gables 1997/01/23', 'supersymmetry, transformation', 'supersymmetry, multiplet', 'astrophysics', 'dimension, 3', 'dimension, 4'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704187'] | ['It is pointed out that if we allow for the possibility of a multilayered universe, it is possible to maintain exact supersymmetry and arrange, in principle, for the vanishing of the cosmological constant. Superpartner(s) of a known particle will then be associated with the other layers of such a universe. A concrete ... | ['1997-04-28'] |
11,194 | ['eng'] | ['Kallosh, R', 'Kumar, J'] | ['Supersymmetry Enhancement of D-p-branes and M-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'supersymmetry', 'dimension, 10', 'supergravity', 'boundary condition', 'universality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704189'] | ['We examine the supersymmetry of classical D-brane and M-brane configurations and explain the dependence of Killing spinors on coordinates. We find that one half supersymmetry is broken in the bulk and that supersymmetry near the D-brane horizon is restored for $p\\leq 3$, for solutions in the stringy frame, but only ... | ['1997-04-28'] |
11,195 | ['eng'] | ['Argurio, R', 'Englert, F', 'Houart, L', 'Windey, P'] | ['On the Opening of Branes'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 10', 'dimension, 11', 'Chern-Simons term', 'duality', 'charge, conservation law', 'membrane model, D-brane', 'field theory, M-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704190'] | ['We relate, in 10 and 11 dimensional supergravities, configurations of intersecting closed branes with vanishing binding energy to configurations where one of the branes opens and has its boundaries attached to the other. These boundaries are charged with respect to fields living on the closed brane. The latter hosts ... | ['1997-04-28'] |
11,196 | ['eng'] | ['Polyakov, D G'] | ['A Comment on a Fivebrane Term in Superalgebra'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 5', 'supersymmetry, algebra', 'dimension, 10', 'operator product expansion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704191'] | ['We review our recent discussion of fivebrane terms that appear in the space-time superalgebra in D=10 provided that the space-time supercharges are taken in non-canonical picture. The analysis emphasizes the connection between picture-changing and a five-form central term in the algebra, which has been pointed out in... | ['1997-04-28'] |
11,197 | ['eng'] | ['Abdalla, Elcio'] | ['Two-dimensional Quantum Field Theory, examples and applications'] | ['Particle Physics - Theory'] | ['review, Havana 1997/03/24', 'Schwinger model', 'quantum chromodynamics', 'dimension, 2', 'dimension, 4', 'group theory, conformal', 'Wess-Zumino-Witten model', 'transformation, Becchi-Rouet-Stora', 'phase space, Hilbert space', 'integrability', 'quantum gravity', 'field theory, Liouville', 'string model', 'quantizati... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704192'] | ['The main principles of two-dimensional quantum field theories, in particular two-dimensional QCD and gravity are reviewed. We study non-perturbative aspects of these theories which make them particularly valuable for testing ideas of four-dimensional quantum field theory. The dynamics of confinement and theta vacuum ... | ['1997-04-28'] |
11,198 | ['eng'] | ['Dick, R'] | ['Implications of a dilaton in gauge theory and cosmology'] | ['Particle Physics - Theory'] | ['dilaton', 'gauge field theory', 'instanton', 'Kaluza-Klein model', 'potential, Coulomb', 'dimension, 3', 'dimension, 4', 'stability', 'supersymmetry', 'effective potential', 'coupling, axion', 'astrophysics, missing-mass', 'duality', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704193'] | ['After a review of theoretical motivations to consider theories with direct couplings of scalar fields to Ricci and gauge curvature terms, we consider the dynamics and non-perturbative stabilization of a dilaton in three and in four dimensions. In particular, we derive generalized Coulomb potentials in the presence of... | ['1997-04-28'] |
11,199 | ['eng'] | ['Gubser, S S'] | ['Can the effective string see higher partial waves?'] | ['Particle Physics - Theory'] | ['space-time', 'field theory, scalar', 'black hole', 'total cross section', 'partial wave analysis', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9704195'] | ['The semi-classical cross-sections for arbitrary partial waves of ordinary scalars to fall into certain five-dimensional black holes have a form that seems capable of explanation in terms of the effective string model. An attempt is made to understand these cross-sections in detail in terms of the effective string, an... | ['1997-04-28'] |
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