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 |
|---|---|---|---|---|---|---|---|---|
10,500 | ['eng'] | ['Henningson, M', 'Yi, P'] | ['Four-dimensional BPS-spectra via M-theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'membrane model, p-brane', 'p-brane, 5', 'supersymmetry', 'soliton', 'fluctuation', 'particle, multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707251'] | ['We consider the realization of four-dimensional theories with N = 2 supersymmetry as M-theory configurations including a five-brane. Our emphasis is on the spectrum of massive states, that are realized as two-branes ending on the five-brane. We start with a determination of the supersymmetries that are left unbroken ... | ['1997-07-31'] |
10,501 | ['eng'] | ['Losev, A S', 'Moore, G', 'Shatashvili, S L'] | ["M&m's"] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'membrane model, p-brane', 'p-brane, 5', 'string model', 'supersymmetry', 'any-dimensional', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707250'] | ["We consider M theory 5-branes with compact transverse dimensions. In certain limits the theory on the 5-brane decouples and defines ``little string theories'' in 5+1 dimensions. We show that the familiar structure of IIA/IIB,M,F- theory in 10,11,12 dimensions respectively has a perfect parallel in a theory of strings... | ['1997-07-31'] |
10,502 | ['eng'] | ['Kakushadze, Z'] | ['Three-Family Grand Unification in String Theory'] | ['Particle Physics - Theory'] | ['talk, Philadelphia 1997/05/27', 'grand unified theory', 'string model, heterotic', 'supersymmetry', 'family, 3', 'group theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707249'] | ['We briefly discuss the status of three-family grand unified string models.'] | ['1997-07-31'] |
10,503 | ['eng'] | ['Ishii, M', 'Kashiwa, T', 'Tanimura, N'] | ['Nambu-Jona-Lasinio Model Coupled to Constant Electromagnetic Fields in D-Dimension'] | ['Particle Physics - Theory'] | ['Jona-Lasinio-Nambu model', 'electromagnetic field, constant', 'dimension, 2-4', 'infrared problem', 'vacuum state, stability', 'critical phenomena', 'effective potential', 'asymptotic expansion', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707248'] | ['Critical dynamics of the Nambu-Jona-Lasinio model, coupled to a constant electromagnetic field in D=2, 3, and 4, is reconsidered from a viewpoint of infrared behavior and vacuum instability. The latter is associated with constant electric fields and cannot be avoidable in the nonperturbative framework obtained throug... | ['1997-07-31'] |
10,504 | ['eng'] | ['Nam, S', 'Oh, K', 'Sin, S J'] | ['Superpotentials of N=1 Supersymmetric Gauge Theories from M-theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, potential', 'membrane model, D-brane', 'gauge field theory, SU(N)', 'field theory, M-theory', 'fermion, flavor', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707247'] | ["We consider brane configurations in M-theory describing N=1 supersymmetric gauge theories. Using the parametric representation of the brane configurations, we calculate the superpotentials for various cases including multiple gauge groups or fermions. For SU(n) N=1 SQCD with $N_f$ fermion case ($N_f < N_c)$, we find ... | ['1997-07-31'] |
10,505 | ['eng'] | ['Brax, P', 'Mourad, J'] | ['Open Supermembranes Coupled to M-Theory Five-Branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, open', 'field theory, M-theory', 'p-brane, 5', 'supersymmetry', 'dimension, 11', 'fermion, chiral', 'anomaly', 'transformation, reparametrization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707246'] | ['We consider open supermembranes in eleven dimensions in the presence of closed M-Theory five-branes. It has been shown that, in a flat space-time, the world-volume action is kappa invariant and preserves a fraction of the eleven dimensional supersymmetries if the boundaries of the membranes lie on the five-branes. We... | ['1997-07-31'] |
10,506 | ['eng'] | ['Antonov, D V'] | ['Fluctuating Strings in the Universal Confining String Theory and Gluodynamics'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'quantum chromodynamics', 'gauge field theory, tensor', 'Wilson loop'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707245'] | ['The effective string theory emerging from the bilocal approximation to the Method of Vacuum Correlators in gluodynamics is shown to be well described by the 4D theory of the massive Abelian Kalb-Ramond field interacting with the string, which is known to be the low-energy limit of the Universal Confining String Theor... | ['1997-07-31'] |
10,507 | ['eng'] | ['Hanany, A', 'Strassler, M J', 'Zaffaroni, A'] | ['Confinement and Strings in MQCD'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'M-theory', 'gauge field theory, SU(N)', 'membrane model, p-brane', 'p-brane, 5', 'confinement', 'string model', 'quark, heavy', 'supersymmetry', 'hadron, model', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707244'] | ['We study aspects of confinement in the M theory fivebrane version of QCD (MQCD). We show heavy quarks are confined in hadrons (which take the form of membrane-fivebrane bound states) for N=1 and softly broken N=2 SU(Nc) MQCD. We explore and clarify the transition from the exotic physics of the latter to the standard ... | ['1997-07-31'] |
10,508 | ['eng'] | ['Andreas, B'] | ['A Note on a Class of Cosmological String Backgrounds'] | ['Particle Physics - Theory'] | ['astrophysics, string', 'background field', 'symmetry, O(3,3)', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707243'] | ['We study a class of four dimensional, anisotropic string backgrounds and analyse their expansion and singularity structure. In particular we will see how O(3,3) duality acts on this class.'] | ['1997-07-30'] |
10,509 | ['eng'] | ['Berkovits, N'] | ['An Introduction to Superstring Theory and its Duality Symmetries'] | ['Particle Physics - Theory'] | ['lectures, Vitoria 1997/04/15', 'string model', 'supersymmetry', 'quantization', 'light cone gauge', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707242'] | ['In these proceedings for the First School on Field Theory and Gravitation (Vitória, Brasil), a brief introduction is given to superstring theory and its duality symmetries. This introduction is intended for beginning graduate students with no prior knowledge of string theory.'] | ['1997-07-30'] |
10,510 | ['eng'] | ['Russo, Jorge G'] | ['An ansatz for a non-perturbative four-graviton amplitude in type IIB superstring theory'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'scattering amplitude, graviton', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707241'] | ['A natural SL(2,Z) invariant generalization of the Veneziano amplitude in type IIB superstring theory is investigated. It includes certain perturbative and non-perturbative (D-instanton) contributions, and it reduces to the correct expressions in different limits. The singularities are poles in the s-t-u channels, cor... | ['1997-07-30'] |
10,511 | ['eng'] | ['Bellucci, S', 'Gribanov, V V', 'Ivanov, E', 'Krivonos, S', 'Pashnev, A I'] | ['Nonlinear realizations of superconformal and W algebras as embeddings of strings'] | ['Particle Physics - Theory'] | ['algebra, conformal', 'algebra, W(N)', 'algebra, nonlinear', 'supersymmetry', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707240'] | ['We propose a simple method for constructing representations of (super)conformal and nonlinear W-type algebras in terms of their subalgebras and corresponding Nambu-Goldstone fields. We apply it to N=2 and N=1 superconformal algebras and describe in this way various embeddings of strings and superstrings for which the... | ['1997-07-30'] |
10,512 | ['eng'] | ['Dou, D', 'Percacci, R'] | ['The Running Gravitational Couplings'] | ['Particle Physics - Theory'] | ['gravitation', 'effective action', 'renormalization group', 'coupling, matter', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707239'] | ["Following recent work on a coarse-grained effective action for gravity, we compute the running of the cosmological constant and Newton's constant in General Relativity, taking into account also the effect of minimally coupled matter fields."] | ['1997-07-30'] |
10,513 | ['eng'] | ['Dragon, N V', 'Günther, H', 'Theis, U'] | ['Supergravity with a Noninvertible Vierbein'] | ['Particle Physics - Theory'] | ['supergravity', 'differential forms', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707238'] | ['We show that there is no off-shell Palatini formulation of minimal supergravity. Nonetheless, we have been able to generalize the multiplet and Lagrangians of this theory to the case of vanishing determinant of the vierbein. Unfortunately, the requirement of regularity does not single out a unique action.'] | ['1997-07-30'] |
10,514 | ['eng'] | ['Guerrero, J', 'Calixto, M', 'Aldaya, V'] | ['Modular Invariance on the Torus and Fractional Quantum Hall Effect'] | ['Particle Physics - Theory'] | ['invariance, modular', 'space-time, torus', 'group theory, representation', 'group theory, symplectic', 'cohomology', 'wave function', 'Chern-Simons term, abelian', 'Hall effect, fractional', 'dimension, 3', 'Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707237'] | ['The implementation of modular invariance on the torus at the quantum level is discussed in a group-theoretical framework. Two cases must be considered, depending on the cohomology class of the symplectic form on the torus. If it is of integer cohomology class $n$, then full modular invariance is achieved at the quant... | ['1997-07-30'] |
10,515 | ['eng'] | ["Dall'Agata, G", 'Lechner, K'] | ['N = 1, D = 6 Supergravity'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 6', 'supersymmetry, superspace', 'constraint', 'duality', 'Chern-Simons term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707236'] | ['In this paper we present a superspace formulation of $N = 1, D = 6$ supergravity with one tensor-multiplet and an arbitrary number of vector- and hypermultiplets, in which the bosonic abelian superforms of the theory, the dilaton, the abelian gauge fields and the two-form are replaced by their S-duals i.e. four, thre... | ['1997-07-30'] |
10,516 | ['eng'] | ['Corrigan, E'] | ['On duality and reflection factors for the sinh-Gordon model'] | ['Particle Physics - Theory'] | ['sinh-Gordon model', 'integrability, boundary condition', 'perturbation theory', 'duality', 'propagator', 'background, static', 'potential, parametrization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707235'] | ["The sinh-Gordon model with integrable boundary conditions is considered in low order perturbation theory. It is pointed out that results obtained by Ghoshal for the sine-Gordon breather reflection factors suggest an interesting dual relationship between models with different boundary conditions. Ghoshal's formula for... | ['1997-07-30'] |
10,517 | ['eng'] | ['Yee, J H'] | ['Variational Approach to Quantum Field Theory'] | ['Particle Physics - Theory'] | ['talk, Seoul 1997/05/26', 'Schroedinger equation', 'field theory, scalar', 'fermion', 'background field', 'effective action', 'perturbation theory, higher-order', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707234'] | ['The functional Schrodinger picture formulation of quantum field theory and the variational Gaussian approximation method based on the formulation are briefly reviewed. After presenting recent attempts to improve the variational approximation, we introduce a new systematic method based on the background field method, ... | ['1997-07-30'] |
10,518 | ['eng'] | ['Schwarz, P'] | ['Colliding Axion-Dilaton Plane Waves from Black Holes'] | ['Particle Physics - Theory'] | ['black hole, Schwarzschild', 'gravitational radiation, scattering', 'axion', 'dilaton', 'space-time, horizon', 'space-time, singularity', 'Einstein-Maxwell equation, solution', 'particle, propagator', 'string model', 'causality', 'wormhole', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707233'] | ['The colliding plane wave metric discovered by Ferrari and Ibañez to be locally isometric to the interior of a Schwarzschild black hole is extended to the case of general axion-dilaton black holes. Because the transformation maps either black hole horizon to the focal plane of the colliding waves, this entire class of... | ['1997-07-29'] |
10,519 | ['eng'] | ['Gibbons, G W'] | ['Hyperkähler Manifolds and Multiply Intersecting Branes'] | ['Particle Physics - Theory'] | ['talk, Philadelphia 1997/05/27', 'supergravity', 'dimension, 11', 'membrane model', 'space-time, Kaehler', 'differential forms'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707232'] | ["This is a summary of the work in the author's recent paper with this title written with Jerome Gauntlett, George Papadopoulos and Paul Townsend, hep-th/9702202. We showed how to construct hyper-Kähler 8-metrics in terms of arrangements of three-dimensional hyperplanes in six-dimensional euclidean space. The slopes of... | ['1997-07-29'] |
10,520 | ['eng'] | ['Fujiwara, T', 'Igarashi, H', 'Takimoto, Y'] | ['On the Three-Point Couplings in Toda Field Theory'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'dimension, 2', 'n-point function', 'operator product expansion', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707229'] | ['Correlation functions of Toda field vertices are investigated by applying the method of integrating zero-mode developed for Liouville theory. We generalize the relations among the zero-, two- and three-point couplings known in Liouville case to arbitrary Toda theories. Two- and three-point functions of Toda vertices ... | ['1997-07-29'] |
10,521 | ['eng'] | ['Douglas, M R'] | ['D-branes and Matrix Theory in Curved Space'] | ['Particle Physics - Theory'] | ['talk, Amsterdam 1997/06/16', 'space-time', 'membrane model, D-brane', 'matrix model', 'supersymmetry', 'supergravity', 'symmetry breaking', 'renormalization group'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707228'] | ["We discuss the relation between supersymmetric gauge theory of branes and supergravity; as it was discovered in D-brane physics, and as it appears in Matrix theory, with emphasis on motion in curved backgrounds. We argue that gauged sigma model Lagrangians can be used as definitions of Matrix theory in curved space. ... | ['1997-07-29'] |
10,522 | ['eng'] | ['Calixto, M', 'Aldaya, V', 'Guerrero, J'] | ['Generalized Conformal Symmetry and Extended Objects from the Free Particle'] | ['Particle Physics - Theory'] | ['quantization, geometrical', 'group theory, symplectic', 'transformation, conformal', 'particle, relativistic', 'model, oscillator', 'anomaly', 'transformation, diffeomorphism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707227'] | ['The algebra of linear and quadratic functions of basic observables on the phase space of either the free particle or the harmonic oscillator possesses a finite-dimensional anomaly. The quantization of these systems outside the critical values of the anomaly leads to a new degree of freedom which shares its internal c... | ['1997-07-29'] |
10,523 | ['eng'] | ['Brax, P', 'Grojean, C', 'Savoy, C A'] | ['Geometrical approach to duality in N=1 supersymmetric theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'duality', 'moduli space', 'coset space', 'symmetry breaking', 'potential, Kaehler', 'potential, flat direction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707226'] | ['We investigate the geometry of the moduli spaces of dual electric and magnetic N=1 supersymmetric field theories. Using the SU(N_c) gauge group as a guideline we show that the electric and magnetic moduli spaces coincide for a suitable choice of the Kahler potential of the magnetic theory. We analyse the Kahler struc... | ['1997-07-29'] |
10,524 | ['eng'] | ['Schmidhuber, C'] | ['Wrapped M-branes and Three-dimensional Topologies'] | ['Particle Physics - Theory'] | ['string model', 'membrane model', 'field theory, M-theory', 'topology', 'knot theory', 'critical phenomena'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707225'] | ["The three-dimensional topologies of the membrane of M-theory can be constructed by performing Dehn surgery along knot lines. We investigate membranes wrapped around a circle and the corresponding subset of topologies (Seifert manifolds). The knot lines are interpreted as magnetic flux tubes in an XY model coupled to ... | ['1997-07-29'] |
10,525 | ['eng'] | ['Das-Gupta, K', 'Jatkar, D P', 'Mukhi, S'] | ['Gravitational Couplings and $Z_2$ Orientifolds'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, p-brane', 'membrane model, D-brane', 'field theory, tensor', 'Wess-Zumino term', 'Born-Infeld model', 'gravitation', 'field theory, orientifold', 'field theory, F-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707224'] | ['The interplay between gravitational couplings on branes and the occurrence of fractional flux in low dimensional orientifolds is examined. It is argued that gravitational couplings need to be assigned not only to D-branes but also to orientifold planes. The fractional charges of the orientifold $d$-planes can be unde... | ['1997-07-29'] |
10,526 | ['eng'] | ['Lalak, Z', 'Thomas, S'] | ['Gaugino Condensation, Moduli Potentials and Supersymmetry Breaking in M-Theory Models'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'effective action', 'gaugino, condensation', 'dimension, 11', 'spontaneous compactification'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707223'] | ['We derive the explicit form, and discuss some properties of the moduli dependent effective potential arising from M-theory compactified on $M_4 \\times gauge sector and induces gaugino condensation. We discuss the relation between the explicit gaugino condensate and effective superpotential formulations and find inte... | ['1997-07-28'] |
10,527 | ['eng'] | ['Antoniadis, Ignatios', 'Pioline, B', 'Taylor, T R'] | ['Calculable $e^{-1/\\lambda}$ Effects'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, symmetry breaking', 'spontaneous compactification', 'effective action', 'perturbation theory, higher-order', 'soliton', 'fluctuation', 'mass spectrum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707222'] | ['We identify and evaluate a class of physical amplitudes in four-dimensional N=4 superstring theory, which receive, in the weak coupling limit, contributions of order e^{-1/\\lambda}, where \\lambda is the type II superstring coupling constant. They correspond to four-derivative \\Ftilde_1 interaction terms involving ... | ['1997-07-28'] |
10,528 | ['eng'] | ['Torre, C G', 'Varadarajan, M'] | ['Quantum Fields at Any Time'] | ['Particle Physics - Theory'] | ['dimension, 2', 'field theory, scalar', 'field theory, massless', 'space-time, cylinder', 'quantization', 'Hamiltonian formalism', 'invariance, diffeomorphism', 'phase space, Fock space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707221'] | ['The canonical quantum theory of a free field using arbitrary foliations of a flat two-dimensional spacetime is investigated. It is shown that dynamical evolution along arbitrary spacelike foliations is unitarily implemented on the same Fock space as that associated with inertial foliations. It follows that the Schrod... | ['1997-07-28'] |
10,529 | ['eng'] | ['Greenberg, O W'] | ['Spin-Statistics, Spin-Locality, and TCP'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'spin, statistics', 'spin, local', 'invariance, CPT', 'Hamiltonian formalism', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707220'] | ['I show that the spin-statistics theorem has been confused with another theorem that I call the spin-locality theorem. I also argue that the spin-statistics theorem properly depends on the properties of asymptotic fields which are free fields. In addition, I discuss how ghosts evade both theorems, give the basis of th... | ['1997-07-28'] |
10,530 | ['eng'] | ['Cirigliano, V', 'Paffuti, G'] | ['Magnetic monopoles in $U(1)_4$ Lattice Gauge Theory with Wilson action'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'lattice field theory', 'magnetic monopole', 'partition function', 'expansion, polymer', 'renormalization, transformation', 'expansion, cluster'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707219'] | ['We construct the Euclidean Green functions for the soliton (magnetic monopole) field in the U(1)_4 Lattice Gauge Theory with Wilson action. We show that in the strong coupling regime there is monopole condensation while in the QED phase the physical Hilbert space splits into orthogonal soliton sectors labelled by int... | ['1997-07-28'] |
10,531 | ['eng'] | ['Borstnik, N M', 'Borstnik, A'] | ['Left and right handedness of fermions and bosons'] | ['Particle Physics - Theory'] | ['boson, field theory', 'fermion, field theory', 'field theory, massless', 'helicity', 'group theory, Poincare', 'group theory, representation', 'algebra, Grassmann'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707218'] | ['It is shown, by using Grassmann space to describe the internal degrees of freedom of fermions and bosons, that the Weyl like equation exists not only for massless fermions but also for massless gauge bosons. The corresponding states have well defind helicity and handedness. It is shown that spinors and gauge bosons o... | ['1997-07-28'] |
10,532 | ['eng'] | ['Elitzur, Shmuel', 'Giveon, Amit', 'Kutasov, D', 'Rabinovici, E'] | ['Algebraic Aspects of Matrix Theory on $T^d$'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'spontaneous compactification, torus', 'matrix model', 'membrane model, p-brane', 'duality, transformation', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707217'] | ['We study the exceptional U duality group $E_d$ of M-theory compactified on a d-torus and its representations using Matrix theory. We exhibit the $E_d$ structure and show that p-branes wrapped or unwrapped around the longitudinal direction form representations of the U duality group together with other, more mysteriou... | ['1997-07-28'] |
10,533 | ['eng'] | ['Kuusk, P', 'Ord, J'] | ['Kinematics and uncertainty relations of a quantum test particle in a curved space-time'] | ['Particle Physics - Theory'] | ['talk, Jerusalem 1997/06/22', 'space-time', 'particle, relativistic', 'quantization', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707216'] | ['A possible model for quantum kinematics of a test particle in a curved space-time is proposed. Every reasonable neighbourhood V_e of a curved space-time can be equipped with a nonassociative binary operation called the geodesic multiplication of space-time points. In the case of the Minkowski space-time, left and rig... | ['1997-07-28'] |
10,534 | ['eng'] | ['Bars, Itzhak', 'Deliduman, C'] | ['Superstrings with new supersymmetry in (9,2) and (10,2) dimensions'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, algebra', 'dimension, 11', 'dimension, 12', 'particle, relativistic', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707215'] | ['We construct superstring theories that obey the new supersymmetry algebra {Q_a , Q_b}=\\gamma_{ab}^{mn} P_{1m} P_{2n}, in a Green-Schwarz formalism, with kappa supersymmetry also of the new type. The superstring is in a system with a superparticle so that their total momenta are $P_{2n},P_{1m}$ respectively. The syst... | ['1997-07-28'] |
10,535 | ['eng'] | ['Douglas, M R', 'Greene, Brian R'] | ['Metrics on D-brane Orbifolds'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'vacuum state', 'moduli space', 'field theory, orbifold', 'potential, Kaehler', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707214'] | ["We calculate the metric on the D-brane vacuum moduli space for backgrounds of the form C^3/Gamma for cyclic groups Gamma. In the simplest procedure --- starting with a flat ``seed'' metric on the covering space --- we find that the resulting D-brane metric is not Ricci-flat. We argue that this is likely to be true of... | ['1997-07-28'] |
10,536 | ['eng'] | ['Balaska, S', 'Maeder, J', 'Rühl, Werner'] | ['On the critical behaviour of hermitean f-matrix models in the double scaling limit with $f\\geq3$'] | ['Particle Physics - Theory'] | ['matrix model', 'critical phenomena', 'scaling', 'Dyson-Schwinger equation, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707213'] | ['An algorithm for the isolation of any singularity of f-matrix models in the double scaling limit is presented. In particular it is proved by construction that only those universality classes exist that are known from 2-matrix models.'] | ['1997-07-28'] |
10,537 | ['eng'] | ['Klein, M', 'Louis, J'] | ['Singular Yukawa and gauge couplings in d=4 Heterotic String Vacua'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'gauge field theory, SO(32)', 'spontaneous compactification', 'dimension, 4', 'coupling, gauge', 'coupling, Yukawa', 'singularity', 'vacuum state, heterotic', 'gauge field theory, SU(2)', 'gauge field theory, Sp(N)', 'gauge field theory, U(N)', 'moduli space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707212'] | ['In this paper we discuss the singularities in the Yukawa and gauge couplings of N=1 compactifications of the SO(32) heterotic string in four space-time dimensions. Such singularities can arise from the strong coupling dynamics of a confined non-perturbative gauge group.'] | ['1997-07-25'] |
10,538 | ['eng'] | ['Gato-Rivera, B'] | ['The Even and the Odd Spectral Flows on the N=2 Superconformal Algebras'] | ['Particle Physics - Theory'] | ['algebra, conformal', 'supersymmetry', 'algebra, representation', 'spectral representation', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707211'] | ["There are two different spectral flows on the N=2 superconformal algebras (four in the case of the Topological algebra). The usual spectral flow, first considered by Schwimmer and Seiberg, is an even transformation, whereas the spectral flow previously considered by the author and Rosado is an odd transformation. We ... | ['1997-07-25'] |
10,539 | ['eng'] | ['Le Guillou, J C', 'Moreno, E F', 'Núñez, C', 'Schaposnik, F A'] | ['Duality between Topologically Massive and Self-Dual models'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'dimension, 3', 'Chern-Simons term', 'path integral, Euclidean', 'effective action', 'invariance, Becchi-Rouet-Stora', 'mass, topological', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707210'] | ['We show that, with the help of a general BRST symmetry, different theories in 3 dimensions can be connected through a fundamental topological field theory related to the classical limit of the Chern-Simons model.'] | ['1997-07-25'] |
10,540 | ['eng'] | ['Antoniadis, Ignatios', 'Quirós, M'] | ['On the M-theory description of gaugino condensation'] | ['Particle Physics - Theory'] | ['supersymmetry, symmetry breaking', 'field theory, M-theory', 'gaugino, condensation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707208'] | ['We present an additional test of the recent proposal for describing supersymmetry breaking due to gaugino condensation in the strong coupling regime, by a Scherk-Schwarz mechanism on the eleventh dimension of M-theory. An analysis of supersymmetric transformations in the infinite-radius limit reveals the presence of ... | ['1997-07-25'] |
10,541 | ['eng'] | ['Cremmer, E', 'Lü, H', 'Pope, C N', 'Stelle, Kellogg S'] | ['Spectrum-generating Symmetries for BPS Solitons'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'effective action', 'supergravity', 'transformation, SL(2,Z)', 'group theory, representation', 'soliton', 'fluctuation', 'particle, multiplet', 'scaling', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707207'] | ['We show that there exist nonlinearly realised duality symmetries that are independent of the standard supergravity global symmetries, and which provide active spectrum-generating symmetries for the fundamental BPS solitons. The additional ingredient, in any spacetime dimension, is a single scaling transformation that... | ['1997-07-25'] |
10,542 | ['eng'] | ['Woon, S C'] | ['Analytic Continuation of Operators - operators acting complex s-times; applications'] | ['Particle Physics - Theory'] | ['operator, algebra', 'analytic properties', 'operator, fractional', 'group theory, deformation', 'Dirac equation', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707206'] | ['We are used to thinking of an operator acting once, twice, and so on. However, an operator acting integer times can be consistently analytic continued to an operator acting complex times. Applications: (s,r) diagrams and an extension of Fractional Calculus where commutativity of fractional derivatives is preserved, g... | ['1997-07-25'] |
10,543 | ['eng'] | ['Sugawara, Y', 'Sugiyama, K'] | ['D-brane Analyses for BPS Mass Spectra'] | ['Particle Physics - Theory'] | ['string model', 'soliton', 'mass spectrum', 'bound state', 'membrane model, D-brane', 'duality', 'effective action', 'perturbation theory, higher-order', 'Born-Infeld model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707205'] | ["We give a confirmation of U-duality of type II superstring by discussing mass spectrum of the BPS states. We first evaluate the mass spectrum of BPS solitons with one kind of R-R charges. Our analysis is based on the 1-loop effective action of D-brane, which is known as ``Dirac-Born-Infeld (DBI) action'', and the fac... | ['1997-07-25'] |
10,544 | ['eng'] | ['Abreu, E M C', 'Banerjee, R', 'Wotzasek, C'] | ['Bose Symmetry and Chiral Decomposition of 2D Fermionic Determinants'] | ['Particle Physics - Theory'] | ['fermion, determinant', 'dimension, 2', 'invariance, gauge', 'regularization', 'factorization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707204'] | ['We show in a precise way, either in the fermionic or its bosonized version, that Bose symmetry provides a systematic way to carry out the chiral decomposition of the two dimensional fermionic determinant. Interpreted properly, we show that there is no obstruction of this decomposition to gauge invariance, as is usual... | ['1997-07-25'] |
10,545 | ['eng'] | ['Andrianopoli, Laura', "D'Auria, R", 'Ferrara, Sergio'] | ['Flat Symplectic Bundles of N-Extended Supergravities, Central Charges and Black-Hole Entropy'] | ['Particle Physics - Theory'] | ['talk, Seoul 1997/02/17', 'string model', 'supersymmetry', 'supergravity', 'field theory, M-theory', 'field theory, F-theory', 'fibre bundle, symplectic', 'black hole, entropy', 'particle, multiplet', 'soliton', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707203'] | ['In these lectures we give a geometrical formulation of N-extended supergravities which generalizes N=2 special geometry of N=2 theories. In all these theories duality symmetries are related to the notion of "flat symplectic bundles" and central charges may be defined as "sections" over these bundles. Attractor points... | ['1997-07-25'] |
10,546 | ['eng'] | ['Lizzi, F', 'Szabo, R J'] | ['Duality Symmetries and Noncommutative Geometry of String Spacetime'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'spontaneous compactification', 'duality', 'differential geometry, noncommutative', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707202'] | ['We examine the structure of spacetime symmetries of toroidally compactified string theory within the framework of noncommutative geometry. Following a proposal of Frohlich and Gawedzki, we describe the noncommutative string spacetime using a detailed algebraic construction of the vertex operator algebra. We show that... | ['1997-07-25'] |
10,547 | ['eng'] | ['Ezawa, K', 'Matsuo, Y', 'Murakami, K'] | ['Matrix Regularization of Open Supermembrane'] | ['Particle Physics - Theory'] | ['membrane model, open', 'membrane model, p-brane', 'p-brane, 5', 'field theory, M-theory', 'matrix model', 'supersymmetry, superspace', 'supersymmetry, algebra', 'dimension, 11', 'symmetry, SO(N)', 'light cone gauge', 'soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707200'] | ['We study open supermembrane in 11 dimensional rigid superspace with 6 dimensional topological defects (M-theory five-branes). After rederiving, in the Green-Schwarz formalism, the boundary conditions of open superstring in the type IIA theory, we determine the boundary conditions of open supermembrane by imposing kap... | ['1997-07-25'] |
10,548 | ['eng'] | ['Fosco, C D', 'Rossini, G L', 'Schaposnik, F A'] | ['Abelian and Non-Abelian Induced Parity Breaking Terms at Finite Temperature'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'gauge field theory, SU(N)', 'fermion', 'dimension, 3', 'Chern-Simons term', 'finite temperature', 'parity, violation', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707199'] | ['We compute the exact canonically induced parity breaking part of the effective action for 2+1 massive fermions in particular Abelian and non Abelian gauge field backgrounds. The method of computation resorts to the chiral anomaly of the dimensionally reduced theory.'] | ['1997-07-24'] |
10,549 | ['eng'] | ['Blumenhagen, R'] | ['Target Space Duality for (0,2) Compactifications'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'spontaneous compactification', 'Landau-Ginzburg model', 'sigma model, nonlinear', 'field theory, deformation', 'fibre bundle', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707198'] | ['The moduli spaces of two (0,2) compactifications of the heterotic string can share the same Landau-Ginzburg model even though at large radius they look completely different. It was argued that such a pair of (0,2) models might be connected via a perturbative transition at the Landau-Ginzburg point. Situations of this... | ['1997-07-24'] |
10,550 | ['eng'] | ['Evans, N'] | ['Softly Broken SQCD'] | ['Particle Physics - Theory'] | ['talk, Philadelphia 1997/05/27', 'quantum chromodynamics, Theta parameter', 'supersymmetry, symmetry breaking', 'mass, gaugino', 'critical phenomena', 'gaugino, condensation', 'bound state, mass', 'membrane model, D-brane', 'gauge field theory', 'string model', 'duality', 'lattice field theory', 'continuum limit'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707197'] | ['We review progress in studying the solutions of SQCD in the presence of explicit, soft SUSY breaking terms. Massive N=1 SQCD in the presence of a small gaugino mass leads to a controlled solution which has interesting phase structure with changing theta angle reminiscent of the QCD chiral Lagrangian. Current attempts... | ['1997-07-24'] |
10,551 | ['eng'] | ['Liu Chien Hao'] | ['Remarks on the Geometry of Wick Rotation in QFT and its Localization on Manifolds'] | ['Particle Physics - Theory'] | ['field theory', 'space-time, transformation', 'analytic properties', 'topology', 'Riemann surfaces'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707196'] | ['The geometric aspect of Wick rotation in quantum field theory and its localization on manifolds are explored. After the explanation of the notion and its related geometric objects, we study the topology of the set of landing $W$ for Wick rotations and its natural stratification. These structures in two, three, and fo... | ['1997-07-24'] |
10,552 | ['eng'] | ['Dick, R'] | ['The string scale and the Planck scale'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'mass spectrum', 'field theory, M-theory', 'low-energy theorem', 'exchange, graviton', 'exchange, vector', 'critical phenomena', 'energy, density'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707195'] | ['A particle spectrum below the string scale in accordance with predictions from heterotic string theory yields a Planck mass $m_{Pl}=(8\\pi G_N)^{-1/2}$ which exceeds the string scale by a factor $\\simeq 61.9$. A Planck mass $m_{Pl}=2.43\\times 10^{18}$ GeV then corresponds to a string scale $m_s=3.9\\times 10^{16}$ ... | ['1997-07-24'] |
10,553 | ['eng'] | ['Klimcík, C'] | ['Poisson-Lie T-duality and (1,1) supersymmetry'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 2', 'supersymmetry, superfield', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707194'] | ['A duality invariant action for (1,1) supersymmetric extension of Poisson-Lie dualizable $\\sigma$-models is constructed.'] | ['1997-07-24'] |
10,554 | ['eng'] | ['Zyablyuk, K N'] | ['N=2, D=6 supergravity with $E_7$ gauge matter'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 6', 'gauge field theory, E(7)', 'coset space, E(8)/E(7) x SU(2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707193'] | ['The lagrangian of N=2, D=6 supergravity coupled to E_7 X SU(2) vector- and hyper-multiplets is derived. For this purpose the coset manifold E_8/E_7 X SU(2), parametrized by the scalars of the hypermultiplet, is constructed. A difference from the case of Sp(n)-matter is pointed out. This model can be considered as an ... | ['1997-07-24'] |
10,555 | ['eng'] | ['Hanany, A', 'Hori, K'] | ['Branes and N=2 Theories in Two Dimensions'] | ['Particle Physics - Theory'] | ['membrane model', 'supersymmetry, superfield', 'gauge field theory, Yang-Mills', 'sigma model, nonlinear', 'dimension, 10', 'vacuum state', 'duality', 'soliton', 'quantization', 'path integral', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707192'] | ['Type IIA brane configurations are used to construct N=2 supersymmetric gauge theories in two dimensions. Using localization of chiral multiplets in ten-dimensional spacetime, supersymmetric non-linear sigma models with target space such as CP^{n-1} and the Grassmann manifolds are studied in detail. The quantum proper... | ['1997-07-24'] |
10,556 | ['eng'] | ['Kamimura, K', 'Kuriki, R'] | ['Super-Weyl Invariant 2D Supergravity, Anomaly and WZ Action'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 2', 'invariance, Weyl', 'anomaly', 'Wess-Zumino term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707191'] | ['We present a candidate of anomaly and Wess Zumino action of the two dimensional supergravity coupling with matters in a super-Weyl invariant regularization. It is a generalization of the Weyl and the area preserving'] | ['1997-07-24'] |
10,557 | ['eng'] | ['Fairlie, David B'] | ['Moyal Brackets in M-Theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'dimension, 4', 'dimension, 10', 'field equations, soliton', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707190'] | ["The infinite limit of Matrix Theory in 4 and 10 dimensions is described in terms of Moyal Brackets. In those dimensions there exists a Bogomolni'y bound to the Euclideanized version of these equations, which guarantees that solutions of the first order equations also solve the second order Matrix Theory equations. A ... | ['1997-07-24'] |
10,558 | ['eng'] | ['Fliegner, D', 'Haberl, P', 'Schmidt, M G', 'Schubert, C'] | ['The Higher Derivative Expansion of the Effective Action by the String Inspired Method, 2'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'effective action', 'perturbation theory, higher-order', 'string model', 'derivative, high', 'path integral', 'regularization, heat kernel', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707189'] | ['We apply the string inspired worldline formalism to the calculation of the higher derivative expansion of one-loop effective actions in non-Abelian gauge theory. For this purpose, we have completely computerized the method, using the symbolic manipulation programs FORM, PERL and M. Explicit results are given to sixth... | ['1997-07-23'] |
10,559 | ['eng'] | ['Birmingham, Daniel', 'Sachs, I', 'Sen, S'] | ['Three-Dimensional Black Holes and String Theory'] | ['Particle Physics - Theory'] | ['black hole', 'field theory, scalar', 'dimension, 3', 'particle, emission', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707188'] | ['The exact decay rate for emission of massless minimally coupled scalar fields by a non-extremal black hole in 2+1 dimensions is obtained. At low energy, the decay rate into scalars with zero angular momentum is correctly reproduced within conformal field theory. The conformal field theory has both left- and right-mov... | ['1997-07-23'] |
10,560 | ['eng'] | ['Suzuki, A T', 'Schmidt, A G M'] | ['Negative Dimensional Integration for Massive Four Point Functions; 1, the Standard Solutions'] | ['Particle Physics - Theory'] | ['Feynman graph, higher-order', 'analytic properties', 'integrability, mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707187'] | ["Feynman diagrams are the best tool we have to study perturbative quantum field theory. For this very reason the development of any new technique which allows us to compute Feynman integrals is welcome. By the middle of the 80's, Halliday and Ricotta suggested the possibility of using negative dimensional integrals to... | ['1997-07-23'] |
10,561 | ['eng'] | ['Acharya, B S'] | ['On Mirror Symmetry for Manifolds of Exceptional Holonomy'] | ['Particle Physics - Theory'] | ['space-time, orbifold', 'space-time, Calabi-Yau', 'symmetry, mirror', 'duality, transformation', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707186'] | ['We consider Type II string theories on ${\\bf T^n}/{{\\bf Z_2}^m}$ Joyce orbifolds. This class contains orbifolds which can be desingularised to give manifolds of $G_2$ $({\\bf n}'] | ['1997-07-23'] |
10,562 | ['eng'] | ['Quandt, M', 'Reinhardt, H'] | ['Field Strength Formulation of SU(2) Yang-Mills Theory in the Maximal Abelian Gauge'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'effective action', 'perturbation theory, higher-order', 'approximation, quasiclassical', 'renormalization group, beta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707185'] | ['We present a reformulation of SU(2) Yang-Mills theory in the maximal Abelian gauge, where the non-Abelian gauge field components are exactly integrated out at the expense of a new Abelian tensor field. The latter can be treated in a semiclassical approximation and the corresponding saddle point equation is derived. B... | ['1997-07-23'] |
10,563 | ['eng'] | ['Howe, Paul S'] | ['Weyl Superspace'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 11', 'field equations', 'supersymmetry, superspace', 'torsion'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707184'] | ['It is shown that the equations of motion of eleven-dimensional supergravity follow from setting the dimension zero components of the superspace torsion tensor equal to the Dirac matrices. The proof of this assertion is facilitated by the introduction of a connection taking its values in the Lie algebra of $Spin(1,10)... | ['1997-07-23'] |
10,564 | ['eng'] | ['Porfyriadis, P I', 'Papadopoulos, D B'] | ['Null Strings in Kerr Spacetime'] | ['Particle Physics - Theory'] | ['space-time, Kerr', 'astrophysics, string', 'field equations, solution', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707183'] | ["The null string's equations of motion and constraints in the Kerr spacetime are given. We assume a generic ansatz for the null strings in the Kerr spacetime and we present the resulting solutions in quadratures. Some specific string configurations, that follow from the generic one, are considered separately. In each ... | ['1997-07-23'] |
10,565 | ['eng'] | ['Lü, H', 'Maharana, J P', 'Mukherji, S', 'Pope, C N'] | ['Cosmological solutions, p-branes and the Wheeler-DeWitt equation'] | ['Particle Physics - Theory'] | ['astrophysics, model', 'relativity theory, general', 'dilaton', 'field theory, tensor', 'field equations, solution', 'membrane model, p-brane', 'Wheeler-DeWitt equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707182'] | ['The low energy effective actions which arise from string theory or M-theory are considered in the cosmological context, where the graviton, dilaton and antisymmetric tensor field strengths depend only on time. We show that previous results can be extended to include cosmological solutions that are related to the E_N ... | ['1997-07-23'] |
10,566 | ['eng'] | ['Ghafarnejad, H', 'Salehi, H'] | ['Hadamard renormalization, conformal anomaly and cosmological event horizons'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'coupling, minimal', 'space-time, de Sitter', 'tensor, energy-momentum', 'renormalization', 'dimension, 2', 'anomaly, conformal', 'space-time, horizon', 'black hole, radiation', 'black hole, temperature', 'dimensional reduction', 'astrophysics, fundamental constant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9709158'] | ['The Hadamard renormalization prescription is used to derive a two dimensional analog of the renormalized stress tensor for a minimally coupled scalar field in Schwarzschild-de Sitter space time. In the two dimensional analog the minimal coupling reduces to the conformal coupling and the stress tensor is found to be d... | ['1997-09-23'] |
10,567 | ['eng'] | ['Bonanno, A', 'Zappalà, D'] | ['Fixed point analysis of a scalar theory with an external field'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'external field', 'renormalization group, fixed point', 'expansion, gradient'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9709155'] | ['A momentum dependent projection of the Wegner-Hougton equation is derived for a scalar theory coupled to an external field. This formalism is useful to discuss the phase diagram of the theory. In particular we study some properties of the Gaussian fixed point.'] | ['1997-09-23'] |
10,568 | ['eng'] | ['Gegenberg, J', 'Kunstatter, G'] | ['Solitons and Black Holes'] | ['Particle Physics - Theory'] | ['gravitation, dilaton', 'black hole', 'sine-Gordon model', 'soliton', 'Baecklund transformation', 'symmetry, SL(2,R)', 'differential geometry', 'gauge field theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707181'] | ['We explore the relationship between black holes in Jackiw-Teitelboim(JT) dilaton gravity and solitons in sine-Gordon field theory. Our analysis expands on the well known connection between solutions of the sine-Gordon equation and constant curvature metrics. In particular, we show that solutions to the dilaton field ... | ['1997-07-22'] |
10,569 | ['eng'] | ['De van Sande, B', 'Dalley, S'] | ['Colour-Dielectric Gauge Theory on a Transverse Lattice'] | ['Particle Physics - Theory'] | ['talk, Les Houches 1997/02/24', 'lattice field theory', 'gauge field theory, SU(N)', 'color, dielectric', 'lattice, transverse', 'Hamiltonian formalism, light cone', 'dimension, 3', 'expansion 1/N', 'coupling constant', 'effective potential', 'string tension', 'glueball, wave function', 'glueball, mass spectrum', 'sca... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707180'] | ['We investigate consequences of the effective colour-dielectric formulation of lattice gauge theory using the light-cone Hamiltonian formalism with a transverse lattice (hep-ph/9704408). As a quantitative test of this approach, we have performed extensive analytic and numerical calculations for 2+1-dimensional pure ga... | ['1997-07-22'] |
10,570 | ['eng'] | ['Hacquebord, F', 'Verlinde, Herman L'] | ['Duality symmetry of N=4 Yang-Mills theory on $T^3$'] | ['Particle Physics - Theory'] | ['gauge field theory, U(N)', 'supersymmetry', 'soliton', 'bound state', 'duality, SL(5,Z)', 'field theory, torus', 'dimension, 3'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707179'] | ['We study the spectrum of BPS states in N=4 supersymmetric U(N) Yang-Mills theory. This theory has been proposed to describe M-theory on T^3 in the discrete light-cone formalism. We find that the degeneracy of irreducible BPS bound states in this model exhibits a (partially hidden) SL(5,Z) duality symmetry. Besides th... | ['1997-07-22'] |
10,571 | ['eng'] | ['Bilge, A H', 'Dereli, T', 'Koçak, S'] | ['Seiberg-Witten Equations on $R^8$'] | ['Particle Physics - Theory'] | ['talk, Akyaka-Mugla 1996/05', 'gauge field theory, Yang-Mills', 'supersymmetry', 'geometry, algebra', 'field equations, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707178'] | ['We show that there are no nontrivial solutions of the Seiberg-Witten equations on R^8 with constant standard spin^c structure.'] | ['1997-07-22'] |
10,572 | ['eng'] | ['Ortiz, M E', 'Vendrell, F'] | ['Path integrals, black holes and configuration space topology'] | ['Particle Physics - Theory'] | ['talk, Jerusalem 1997/06/22', 'black hole', 'path integral', 'finite temperature', 'propagator', 'topology', 'phase space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707177'] | ['A path integral derivation is given of a thermal propagator in a collapsing black-hole spacetime. The thermal nature of the propagator as seen by an inertial observer far from the black hole is understood in terms of homotopically non-trivial paths in the configuration space appropriate to tortoise coordinates.'] | ['1997-07-22'] |
10,573 | ['eng'] | ['Chamseddine, A H', 'Volkov, M S'] | ['Non-Abelian BPS Monopoles in N=4 Gauged Supergravity'] | ['Particle Physics - Theory'] | ['supergravity', 'gauge field theory, SU(2) x SU(2)', 'monopole', 'symmetry, rotational', 'transformation, conformal', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707176'] | ['We study static, spherically symmetric, and purely magnetic solutions of SU(2) $\\times$ SU(2) gauge supergravity in four dimensions. A systematic analysis of the supersymmetry conditions reveals solutions which preserve 1/8 of the supersymmetries and are characterized by a BPS-monopole-type gauge field and a globall... | ['1997-07-22'] |
10,574 | ['eng'] | ['Vaman, D', 'Visinescu, M'] | ['Spinning particles in Taub-NUT space'] | ['Particle Physics - Theory'] | ['space-time, Euclidean', 'particle, relativistic', 'spin', 'field equations', 'integrability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707175'] | ['The geodesic motion of pseudo-classical spinning particles in Euclidean Taub-NUT space is analysed. The constants of motion are expressed in terms of Killing-Yano tensors. Some previous results from the literature are corrected.'] | ['1997-07-22'] |
10,575 | ['eng'] | ['Baulieu, L', 'Losev, A S', 'Nekrasov, N A'] | ['Chern-Simons and Twisted Supersymmetry in Higher Dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'supersymmetry', 'any-dimensional', 'field theory, topological', 'cohomology', 'moduli space', 'algebra, octonion', 'strong coupling', 'invariance, Lorentz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707174'] | ['We describe special supersymmetric gauge theories in three, five, seven and nine dimensions, whose compactification on two-, four-, six- and eight-folds produces a supersymmetric quantum mechanics on moduli spaces of holomorphic bundles and/or solutions to the analogues of instanton equations in higher dimensions. Th... | ['1997-07-22'] |
10,576 | ['eng'] | ['Castro, C'] | ['Beyond Strings, Multiple Times and Gauge Theories of Area-Scalings Relativistic Transformations'] | ['Particle Physics - Theory'] | ['space-time, transformation', 'string model', 'gauge field theory', 'scaling', 'time, multiple', 'relativity theory', 'space-time, fuzzy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707171'] | ["Nottale's special scale-relativity principle was proposed earlier by the author as a plausible geometrical origin to string theory and extended objects. Scale Relativity is to scales what motion Relativity is to velocities. The universal, absolute, impassible, invariant scale under dilatations in Nature is taken to b... | ['1997-07-22'] |
10,577 | ['eng'] | ['De Boer, J', 'Hori, K', 'Oz, Y', 'Yin, Z'] | ['Branes and Mirror Symmetry in N=2 Supersymmetric Gauge Theories in Three Dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory', 'gauge field theory, U(N)', 'supersymmetry', 'dimension, 3', 'membrane model', 'membrane model, p-brane', 'symmetry, mirror', 'symmetry, SL(2,Z)', 'particle, multiplet', 'instanton', 'string model', 'fermion, flavor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9702154'] | ['We use brane configurations and SL(2,Z) symmetry of the type IIB string to construct mirror N=2 supersymmetric gauge theories in three dimensions. The mirror map exchanges Higgs and Coulomb branches, Fayet-Iliopoulos and mass parameters and U(1)R symmetries. Some quantities that are determined at the quantum level in... | ['1997-02-24'] |
10,578 | ['eng'] | ['Leznov, A N'] | ['Two-dimensional Ultra-Toda integrable mappings and chains (Abelian case)'] | ['Particle Physics - Theory'] | ['integrability', 'transformation, Toda', 'dimension, 2', 'soliton', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9703025'] | ['The new class of integrable mappings and chains is introduced. Corresponding (1+2) integrable systems invariant with respect to such discrete transformations are represented in explicit form. Soliton like solutions of them are represented in terms of matrix elements of fundamental representations of semisimple A_n al... | ['1997-03-05'] |
10,579 | ['eng'] | ['Horowitz, Gary T', 'Polchinski, Joseph'] | ['Self Gravitating Fundamental Strings'] | ['Particle Physics - Theory'] | ['string model', 'partition function', 'space-time', 'field theory, dilaton', 'bound state', 'gravitation, effect', 'thermodynamics'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707170'] | ['We study the configuration of a typical highly excited string as one slowly increases the string coupling. The dominant interactions are the long range dilaton and gravitational attraction. In four spacetime dimensions, the string slowly contracts from its initial (large) size until it approaches the string scale whe... | ['1997-07-21'] |
10,580 | ['eng'] | ['Sadun, L A', 'Speight, J M'] | ['Geodesic incompleteness in the $CP^1$ model on a compact Riemann surface'] | ['Particle Physics - Theory'] | ['field theoretical model, CP(1)', 'dimension, 2', 'field equations, solution', 'Riemann surfaces', 'moduli space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707169'] | ['It is proved that the moduli space of static solutions of the CP^1 model on spacetime Sigma x R, where Sigma is any compact Riemann surface, is geodesically incomplete with respect to the metric induced by the kinetic energy functional. The geodesic approximation predicts, therefore, that lumps can collapse and form ... | ['1997-07-21'] |
10,581 | ['eng'] | ['Esposito, G', 'Kamenshchik, A Yu', 'Kirsten, K'] | ['On the Zero-Point Energy of a Conducting Spherical Shell'] | ['Particle Physics - Theory'] | ['shell model', 'energy, Casimir', 'boundary condition', 'potential, electromagnetic', 'ghost', 'invariance, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707168'] | ['The zero-point energy of a conducting spherical shell is evaluated by imposing boundary conditions on the potential A, and on the ghost fields. The scheme requires that temporal and tangential components of perturbations of A should vanish at the boundary, jointly with the gauge-averaging functional, here chosen of t... | ['1997-07-21'] |
10,582 | ['eng'] | ['Lee, S', 'Thorlacius, L'] | ['Strings and D-Branes at High Temperature'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, D-brane', 'gas, string', 'finite temperature, high'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707167'] | ['The thermodynamics of a gas of strings and D-branes near the Hagedorn transition is described by a coupled set of Boltzmann equations for weakly interacting open and closed long strings. The resulting distributions are dominated by the open string sector, indicating that D-branes grow to fill space at high temperatur... | ['1997-07-21'] |
10,583 | ['eng'] | ['Schmidt, A U'] | ['Mathematical Problems of Gauge Quantum Field Theory'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'gauge field theory', 'Schwinger model', 'phase space, Hilbert space', 'topology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707166'] | ['This extended write-up of a talk gives an introductory survey of mathematical problems of the quantization of gauge systems. Using the Schwinger model as an exactly tractable but nontrivial example which exhibits general features of gauge quantum field theory, I cover the following subjects: The axiomatics of quantum... | ['1997-07-21'] |
10,584 | ['eng'] | ['Häussling, R', 'Kappel, S'] | ['Complete control of gauge parameter dependence in the Abelian Higgs model'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Higgs model', 'invariance, Becchi-Rouet-Stora', 'n-point function', 'Ward identity', 'renormalization group', 'differential equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707165'] | ["We examine the dependence on all gauge parameters in the example of the Abelian Higgs model by applying a general algebraic method which roots in an extension of the usual Slavnov-Taylor identity. This method automatically yields all information about the gauge parameter dependence of Green functions and therefore es... | ['1997-07-21'] |
10,585 | ['eng'] | ['Govindarajan, S'] | ['Heterotic M(atrix) theory at generic points in Narain moduli space'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'field theory, F-theory', 'string model, heterotic', 'matrix model', 'spontaneous compactification', 'field theory, orientifold', 'moduli space', 'geometry, algebra', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707164'] | ['Type II compactifications with varying string coupling can be described elegantly in F-theory/M-theory as compactifications on U - manifolds. Using a similar approach to describe Super Yang-Mills with a varying coupling constant, we argue that at generic points in Narain moduli space, the $E_8 \\times E_8$ Heterotic ... | ['1997-07-21'] |
10,586 | ['eng'] | ['Rebhan, Anton K', 'van Nieuwenhuizen, P'] | ['No saturation of the quantum Bogomolnyi bound by two-dimensional supersymmetric solitons'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'sine-Gordon model', 'dimension, 2', 'soliton', 'quantization', 'regularization', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707163'] | ['We reanalyse the question whether the quantum Bogomolnyi bound is saturated in the two-dimensional supersymmetric kink and sine-Gordon models. Our starting point is the usual expression for the one-loop correction to the mass of a soliton in terms of sums over zero-point energies. To regulate these sums, most authors... | ['1997-07-21'] |
10,587 | ['eng'] | ['Kitsunezaki, N', 'Nishimura, J'] | ['Unitary IIB Matrix Model and the Dynamical Generation of the Space Time'] | ['Particle Physics - Theory'] | ['space-time, model', 'matrix model', 'unitarity', 'Hamiltonian formalism', 'soliton', 'effective action', 'fluctuation', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707162'] | ["We propose a unitary matrix model as a regularization of the IIB matrix model of Ishibashi-Kawai-Kitazawa-Tsuchiya (IKKT). The fermionic part is incorporated using the overlap formalism in order to avoid unwanted ``doublers'' while preserving the global gauge invariance. This regularization, unlike the one adopted by... | ['1997-07-21'] |
10,588 | ['eng'] | ['Yasuta, H'] | ['Resummation of Vacuum Bubble Diagrams in Gaussian Propagator Model'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'field theory, Euclidean', 'derivative, high', 'propagator', 'vacuum state, bubble', 'energy', 'stability', 'perturbation theory, higher-order', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707161'] | ['An imaginary part of the false-vacuum energy density in a metastable system, i.e., the decay width due to quantum tunneling, might be reproduced by Borel resummation of vacuum bubble diagrams. We examine the convergence of this prescription in the Gaussian propagator model, in which the analytical expression of vacuu... | ['1997-07-21'] |
10,589 | ['eng'] | ['Blum, J D', 'Dienes, K R'] | ['Strong-Coupling Duality Relations for Non-Supersymmetric String Theories'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'gauge field theory, SO(32)', 'gauge field theory, E(8) x E(8)', 'dimension, 10', 'strong coupling', 'weak coupling', 'duality', 'particle, multiplet', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707160'] | ['Both the supersymmetric $SO(32)$ and $E_8\\times E_8$ heterotic strings in ten dimensions have known strong-coupling duals. However, it has not been known whether there also exist strong-coupling duals for the non-supersymmetric heterotic strings in ten dimensions. In this paper, we construct explicit open-string dua... | ['1997-07-18'] |
10,590 | ['eng'] | ['LeClair, A', 'Ludwig, A W W', 'Mussardo, G'] | ['Integrability of Coupled Conformal Field Theories'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, Toda', 'dimension, 2', 'integrability', 'soliton', 'algebra, affine', 'algebra, representation', 'coset space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707159'] | ['The massive phase of two--layer integrable systems is studied by means of RSOS restrictions of affine Toda theories. A general classification of all possible integrable perturbations of coupled minimal models is pursued by an analysis of the (extended) Dynkin diagrams. The models considered in most detail are coupled... | ['1997-07-18'] |
10,591 | ['eng'] | ['Diaconescu, D E', 'Seiberg, N'] | ['The Coulomb Branch of (4,4) Supersymmetric Field Theories in Two Dimensions'] | ['Particle Physics - Theory'] | ['supersymmetry, superfield', 'dimension, 6', 'dimensional reduction', 'dimension, 2', 'fermion, flavor', 'invariance, modular', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707158'] | ['We study (4,4) supersymmetric field theories in two dimensions with a one dimensional Coulomb branch. These theories have applications in string theory. Our analysis explains the known relation between $A-D-E$ groups and modular invariants of $SU(2)$ Kac-Moody.'] | ['1997-07-18'] |
10,592 | ['eng'] | ['Kastor, D A', 'Traschen, J'] | ['A Very Effective String Model?'] | ['Particle Physics - Theory'] | ['black hole', 'radiation, Hawking', 'dimension, 5', 'thermodynamics', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707157'] | ['Additional evidence is presented for a recently proposed effective string model, conjectured to hold throughout the parameter space of the basic 5 dimensional, triply charged black holes, which includes the effects of brane excitations, as well as momentum modes. We compute the low energy spacetime absorption coeffic... | ['1997-07-18'] |
10,593 | ['eng'] | ['Lambert, N D'] | ['D-brane Bound States and the Generalised ADHM Construction'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, p-brane', 'p-brane, 5', 'string model', 'sigma model', 'torsion', 'instanton', 'bound state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707156'] | ["We discuss the sigma model description of a D-string bound to k D-fivebranes in type I string theory. The effective theory is an (0,4) supersymmetric hyper-Kahler with torsion sigma model on the moduli space of Sp(k) instantons on R^4. Upon toroidal compactification to five dimensions the model is related to the type... | ['1997-07-18'] |
10,594 | ['eng'] | ['Slavnov, A A'] | ['Phase of a chiral determinant and global SU(2) anomaly'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'gauge field theory, Euclidean', 'fermion, chiral', 'anomaly', 'operator, determinant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707154'] | ['A representation for the phase of a chiral determinant in terms of a path integral of a local action is constructed. This representation is used to modify the action of chiral SU(2) fermions removing the global anomaly.'] | ['1997-07-18'] |
10,595 | ['eng'] | ['Bimonte, G', 'Musto, R', 'Stern, A', 'Vitale, P'] | ["Hidden Quantum Group Structure in Einstein's General Relativity"] | ['Particle Physics - Theory'] | ['relativity theory, general', 'quantum group, Poincare', 'differential forms', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707153'] | ["A new formal scheme is presented in which Einstein's classical theory of General Relativity appears as the common, invariant sector of a one-parameter family of different theories. This is achieved by replacing the Poincare` group of the ordinary tetrad formalism with a q-deformed Poincare` group, the usual theory be... | ['1997-07-18'] |
10,596 | ['eng'] | ['Oh, P'] | ["Bogomol'nyi Solitons and Hermitian Symmetric Spaces"] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'gauge field theory', 'Chern-Simons term', 'Gauss law', 'soliton', 'charge, topological', 'energy', 'model, ferromagnet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707150'] | ["We construct relativistic nonlinear sigma models on the target space of coadjoint orbits coupled with the Chern-Simons field and study self-dual solitons. When the target space is given by the Hermitian symmetric spaces, we find that these solitons saturate the Bogomol'nyi bound of the energy functional which is boun... | ['1997-07-18'] |
10,597 | ['eng'] | ['Minahan, J A', 'Nemeschansky, D D', 'Warner, N P'] | ['Partition Functions for BPS States of the Non-Critical $E_8$ String'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'gauge field theory, E(8)', 'soliton', 'partition function', 'spontaneous compactification, torus', 'phase space', 'analytic properties', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707149'] | ['We consider the BPS states of the $E_8$ non-critical string wound around one of the circles of a toroidal compactification to four dimensions. These states are indexed by their momenta and winding numbers. We find explicit expressions, $G_n$, for the momentum partition functions for the states with winding number $n$... | ['1997-07-17'] |
10,598 | ['eng'] | ['Blum, J D', 'Dienes, K R'] | ['Duality without Supersymmetry'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'gauge field theory, SO(16) x SO(16)', 'gauge field theory, SO(32)', 'dimension, 10', 'duality', 'astrophysics, fundamental constant', 'perturbation theory, higher-order', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707148'] | ['We extend strong/weak coupling duality to string theories without spacetime supersymmetry, and focus on the case of the unique ten-dimensional, nonsupersymmetric, tachyon-free $SO(16)\\times SO(16)$ heterotic string. We construct a tachyon-free heterotic string model that interpolates smoothly between this string and... | ['1997-07-17'] |
10,599 | ['eng'] | ['Spector, D'] | ['Anyon Statistics and the Witten Index'] | ['Particle Physics - Theory'] | ['anyon', 'dimension, 3', 'spin, statistics', 'Witten index', 'supersymmetry', 'Chern-Simons term'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9707147'] | ['Using the theory of supersymmetric anyons, I extend the definition of the Witten index to 2+1 dimensions so as to accommodate the existence of anyon spin and statistics. I then demonstrate that, although in general the index receives irrational and complex contributions from anyonic states, the overall index is alway... | ['1997-07-17'] |
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