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 |
|---|---|---|---|---|---|---|---|---|
17,500 | ['eng'] | ['Castro-Neto, A H', 'Caldeira, A O'] | ['Transport Properties of Solitons'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'field equations, soliton', 'quantization', 'Hamiltonian formalism', 'path integral', 'phase space'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306007'] | ['We calculate in this article the transport coefficients which characterize the dynamics of solitons in quantum field theory using the methods of dissipative quantum systems. We show how the damping and diffusion coefficients of soliton-like excitations can be calculated using the integral functional formalism. The mo... | ['2002-07-08'] |
17,501 | ['eng'] | ['Menotti, P', 'Seminara, D'] | ['Stationary Solutions and Closed Time-Like Curve in 2+1 Dimensional Gravity'] | ['Particle Physics - Theory'] | ['gravitation', 'dimension, 3', 'field equations, solution', 'time dependence', 'tensor, energy-momentum', 'dependence, gauge'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305164'] | ['We give the general solution of the stationary problem of 2+1 dimensional gravity in presence of extended sources, also endowed with angular momentum. We solve explicitly the compact support property of the energy momentum tensor and we apply the results to the study of closed time-like curves. In the case of rotatio... | ['2002-07-08'] |
17,502 | ['eng'] | ['Antón, F', 'Abdurrahman, A', 'Bordes, J'] | ['Half-String Approach to Closed String Field Theory'] | ['Particle Physics - Theory'] | ['field theory, string', 'model, oscillator', 'ghost', 'linear spaces, Fock space', 'operator, vertex', 'anomaly'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305166'] | ['In this letter we present an operator formalism for Closed String Field Theory based on closed half-strings. Our results indicate that the restricted polyhedra of the classical non-polynomial string field theory, can be represented as traces of infinite matrices, with operator insertions that reparametrise the half-s... | ['2002-07-08'] |
17,503 | ['eng'] | ['Huang, G L', 'Lee, C R'] | ['A Study of Anyon Statistics by Breit Hamiltonian Formalism'] | ['Particle Physics - Theory'] | ['postulated particle, anyon', 'statistics', 'Chern-Simons term', 'gauge field theory, U(1)', 'dimension, 3', 'Dirac equation', 'mass, topological', 'topological, mass', 'approximation, nonrelativistic'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305161'] | ['We study the anyon statistics of a $2 + 1$ dimensional Maxwell-Chern-Simons (MCS) gauge theory by using a systemmetic metheod, the Breit Hamiltonian formalism.'] | ['2002-07-08'] |
17,504 | ['eng'] | ['Hwang, S', 'Rhedin, H'] | ['The BRST formulation of G/H WZNW models'] | ['General Theoretical Physics', 'Particle Physics - Theory'] | ['Wess-Zumino-Witten model', 'coset space', 'gauge field theory', 'transformation, Becchi-Rouet-Stora', 'cohomology', 'phase space', 'tensor, energy-momentum', 'operator, algebra', 'Wess-Zumino-Witten model', 'coset space', 'gauge field theory', 'transformation, Becchi-Rouet-Stora', 'cohomology', 'phase space', 'tensor... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305174'] | ['We consider a BRST approach to G/H coset WZNW models, {\\it i.e.} a formulation in which the coset is defined by a BRST condition. We will give the precise ingrediences needed for this formulation. Then we will prove the equivalence of this approach to the conventional coset formulation by solving the the BRST cohomo... | ['2002-07-08'] |
17,505 | ['eng'] | ['Floreanini, R', 'Percacci, R'] | ['Average Effective Potential for the Conformal Factor'] | ['Particle Physics - Theory'] | ['quantum gravity', 'gauge field theory, O(4)', 'symmetry, spontaneously broken', 'effective action', 'perturbation theory, higher-order'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305172'] | ['In a four dimensional theory of gravity with lagrangian quadratic in curvature and torsion, we compute the effective action for metrics of the form $g_{\\mu\\nu}=\\rho^2\\delta_{\\mu\\nu}$, with $\\rho$ constant. Using standard field-theoretic methods we find that one loop quantum effects produce a nontrivial effecti... | ['2002-07-08'] |
17,506 | ['eng'] | ['Batalin, I A', 'Tyutin, I V'] | ['Unified Constrained Dynamics'] | ['Particle Physics - Theory'] | ['quantization, constraint', 'Hamiltonian formalism', 'algebra, constraint', 'unitarity'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305167'] | ['The unified constrained dynamics is formulated without making use of the Dirac splitting of constraint classes. The strengthened, completely--closed, version of the unified constraint algebra generating equations is given. The fundamental phase variable supercommutators are included into the unified algebra as well. ... | ['2002-07-08'] |
17,507 | ['eng'] | ['Arefieva, I Y', 'Arutyunov, G E'] | ['Uniqueness of $U_q(N)$ as a quantum gauge group and representations of its differential algebra'] | ['Particle Physics - Theory'] | ['gauge field theory, quantum group', 'dimension, 2', 'quantum group, representation', 'algebra, Hopf'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305176'] | ['To construct a quantum group gauge theory one needs an algebra which is invariant under gauge transformations. The existence of this invariant algebra is closely related with the existence of a differential algebra $\\delta _{{\\cal H}} G_{q}$ compatible with the Hopf algebra structure. It is shown that $\\delta _{{\... | ['2002-07-08'] |
17,508 | ['eng'] | ['Chervyakov, A M', 'Nesterenko, V V'] | ['Is it possible to assign physical meaning to field theory with higher derivatives?'] | ['Particle Physics - Theory', 'General Theoretical Physics'] | ['string model', 'field theory, action', 'energy', 'string model', 'field theory, action', 'energy'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305175'] | ['To overcome the difficulties with the energy indefiniteness in field theories with higher derivatives, it is supposed to use the mechanical analogy, the Timoshenko theory of the transverse flexural vibrations of beams or rods well known in mechanical engineering. It enables one to introduce the notion of a "mechanica... | ['1993-11-11'] |
17,509 | ['eng'] | ['Itoh, K', 'Kunitomo, H', 'Ohta, N', 'Sakaguchi, M'] | ['BRST Analysis of Physical States in Two-Dimensional Black Hole'] | ['Particle Physics - Theory'] | ['quantum gravity', 'black hole, string', 'dimension, 2', 'cohomology, Becchi-Rouet-Stora', 'Verma module', 'coset space, SL(2,R)/U(1)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305179'] | ['We study the BRST cohomology for $SL(2,R)/U(1)$ coset model, which describes an exact string black hole solution. It is shown that the physical spectrum could contain not only the extra discrete states corresponding to those in $c=1$ two-dimensional gravity but also many additional new states with ghost number $N_{FP... | ['2002-07-08'] |
17,510 | ['eng'] | ['Kondo, K I'] | ['Gauge Independent Phase Structure of Gauged Nambu-Jona-Lasinio and Yukawa Models'] | ['Particle Physics - Theory'] | ['Jona-Lasinio-Nambu model', 'coupling, Yukawa', 'Yukawa, coupling', 'fermion, condensation', 'invariance, gauge', 'symmetry breaking, chiral', 'critical phenomena', 'fermion, propagator', 'Dyson-Schwinger equation', 'mean field approximation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305186'] | ['We investigate the critical behavior of the gauged NJL model (QED plus 4-fermion interaction) and the gauged Yukawa model by use of the inversion method. By calculating the gauge-invariant chiral condensate in the inversion method to the lowest order, we derive the critical line which separates the spontaneous chiral... | ['2002-07-08'] |
17,511 | ['eng'] | ['Plyushchay, M S', 'Razumov, A V'] | ['Dirac versus reduced phase space quantization for systems admitting no gauge conditions'] | ['Particle Physics - Theory'] | ['Hamiltonian formalism, constraint', 'quantization, Dirac', 'phase space', 'model, spin', 'spin, model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306017'] | ['The constrained Hamiltonian systems admitting no gauge conditions are considered. The methods to deal with such systems are discussed and developed. As a concrete application, the relationship between the Dirac and reduced phase space quantizations is investigated for spin models belonging to the class of systems und... | ['2002-07-08'] |
17,512 | ['eng'] | ['Fayyazuddin, A'] | ['The statistics transmuting Chern-Simons field and the braid group on Riemann surfaces of genus g>0'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Chern-Simons term', 'dimension, 3', 'Riemann surfaces', 'transformation, gauge', 'Hamiltonian formalism', 'phase space', 'wave function', 'braid group, representation', 'postulated particle, anyon'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306004'] | ['We study bosons interacting with an abelian Chern-Simons field on Riemann surfaces of genus $g>0$. It is shown that a singular gauge transformation brings the hamiltonian to free form. The transformed wave functions furnish a multi-component representation of the braid group studied by Imbo and March-Russell. The con... | ['2002-07-08'] |
17,513 | ['eng'] | ['Lo, H K', 'Preskill, J'] | ['Non-abelian vortices and non-abelian statistics'] | ['Particle Physics - Theory'] | ['vortex, nonabelian', 'vortex, interaction', 'interaction, vortex', 'dimension, 2', 'quantum number, exchange', 'exchange, quantum number', 'Aharonov-Bohm effect', 'scattering amplitude', 'cross section', 'flux, nonabelian', 'nonabelian, flux', 'braid group, operator', 'statistics, nonabelian', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306006'] | ["We study the interactions of non-abelian vortices in two spatial dimensions. These interactions have novel features, because the Aharonov-Bohm effect enables a pair of vortices to exchange quantum numbers. The cross section for vortex-vortex scattering is typically a multi-valued function of the scattering angle. The... | ['2002-07-08'] |
17,514 | ['eng'] | ['Okai, T'] | ['Mass Formulae of 4-Dimensional Dilaton Black Holes'] | ['Particle Physics - Theory'] | ['black hole, dilaton', 'dimension, 4', 'black hole, mass formula', 'mass formula, black hole', 'charge, electric', 'Einstein-Maxwell equation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306001'] | ['Integral and differential mass formulae of 4-dimensional stationary and axisymmetric Einstein-Maxwell-dilaton systems are derived. The total mass (energy) of these systems are expressed in terms of other physical quantities such as electric charge of the black hole suitably modified due to the existence of the dilato... | ['2002-07-08'] |
17,515 | ['eng'] | ['Adler, Stephen Louis'] | ['Generalized quantum dynamics'] | ['General Theoretical Physics', 'Particle Physics - Theory'] | ['quantum mechanics', 'algebra, quaternion', 'operator, algebra', 'linear spaces, Hilbert space', 'Hamiltonian formalism', 'gauge field theory, SU(2)', 'Higgs model', 'fermion', 'quantum mechanics', 'algebra, quaternion', 'operator, algebra', 'linear spaces, Hilbert space', 'Hamiltonian formalism', 'gauge field theory,... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306009'] | ['We propose a generalization of Heisenberg picture quantum mechanics in which a Lagrangian and Hamiltonian dynamics is formulated directly for dynamical systems on a manifold with non--commuting coordinates, which act as operators on an underlying Hilbert space. This is accomplished by defining the Lagrangian and Hami... | ['2002-07-08'] |
17,516 | ['eng'] | ['Arefieva, I Y'] | ['Large N QCD at High Energies as Two-Dimensional Field Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'lattice field theory, action', 'quantum chromodynamics', 'dimension, 2', 'dimension, 4', 'continuum limit', 'partition function', 'expansion 1/N'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306014'] | ['Different aspects of the Verlinde and Verlinde relation between high-energy effective scattering in QCD and a two-dimensional sigma-model are discussed. Starting from a lattice version of the truncated 4-dimensional Yang-Mills action we derive an effective theory with non-trivial longitudinal dynamics which has a for... | ['2002-07-08'] |
17,517 | ['eng'] | ['Kutasov, D'] | ['Two Dimensional QCD coupled to Adjoint Matter and String Theory'] | ['Particle Physics - Theory'] | ['quantum chromodynamics', 'dimension, 2', 'coupling, matter', 'matter, coupling', 'gauge field theory, SU(N)', 'fermion, representation', 'string model', 'critical phenomena, confinement', 'quantization, light cone', 'finite temperature', 'supersymmetry', 'bound state, mass spectrum', 'mass spectrum, bound state', 'Re... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306013'] | ['We study $2d$ QCD coupled to fermions in the adjoint representation of the gauge group $SU(N)$ at large $N$, and its relation to string theory. It is shown that the model undergoes a deconfinement transition at a finite temperature (analogous to the Hagedorn transition in string theory), with certain winding modes in... | ['2002-07-08'] |
17,518 | ['eng'] | ['Castro, C'] | ['A New Spinning Membrane Lagrangian'] | ['Particle Physics - Theory'] | ['membrane model, boson', 'field theory, action', 'supersymmetry, representation', 'nonlinear'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305157'] | ["A new local world volume supersymmetric Lagrangian for the bosonic membrane is presented. The starting Lagrangian is the one constructed by Dolan and Tchrakian with vanishing cosmological constant, with quadratic and quartic derivative terms. Our Lagrangian differs from the one constructed by Lindstrom and Rocek in t... | ['2002-07-08'] |
17,519 | ['eng'] | ['Foda, O', 'Jimbo, M', 'Miwa, T', 'Miki, K', 'Nakayashiki, A'] | ['Vertex operators in solvable lattice models'] | ['Particle Physics - Theory'] | ['lattice field theory', 'operator, vertex', 'Ising model', 'field theory, conformal', 'Wess-Zumino-Witten model', 'algebra, Lie', 'n-point function', 'Knizhnik-Zamolodchikov equation, solution', 'critical phenomena', 'transfer matrix', 'operator, representation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305100'] | ['We formulate the basic properties of q-vertex operators in the context of the Andrews-Baxter-Forrester (ABF) series, as an example of face-interaction models, derive the q-difference equations satisfied by their correlation functions, and establish their connection with representation theory. We also discuss the q-di... | ['2002-07-08'] |
17,520 | ['eng'] | ['Olive, David I', 'Turok, Neil G', 'Underwood, J W R'] | ['Affine Toda Solitons and Vertex Operators'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'dimension, 2', 'field theory, soliton', 'quantization', 'operator, vertex', 'operator product expansion', 'algebra, Lie', 'algebra, Kac-Moody', 'algebra, fusion'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305160'] | ['Affine Toda theories with imaginary couplings associate with any simple Lie algebra ${\\bf g}$ generalisations of Sine Gordon theory which are likewise integrable and possess soliton solutions. The solitons are \\lq\\lq created" by exponentials of quantities $\\hat F^i(z)$ which lie in the untwisted affine Kac-Moody ... | ['2002-07-08'] |
17,521 | ['eng'] | ['Aratyn, H', 'Ferreira, L A', 'Gomes, J F', 'Zimerman, A H'] | ['On ${\\bf W_{\\infty}}$ Algebras, Gauge Equivalence of KP Hierarchies, Two-Boson Realizations and their KdV Reductions'] | ['Particle Physics - Theory'] | ['lectures', 'algebra, W(infinity)', 'algebra, representation', 'Korteweg-de Vries equation', 'Kadomtsev-Petviashvili equation, hierarchy', 'Hamiltonian formalism', 'transformation, gauge', 'Miura transformation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9304152'] | ['The gauge equivalence between basic KP hierarchies is discussed. The first two Hamiltonian structures for KP hierarchies leading to the linear and non-linear $\\Winf$ algebras are derived. The realization of the corresponding generators in terms of two boson currents is presented and it is shown to be related to many... | ['2002-07-08'] |
17,522 | ['eng'] | ['Coleman, Sidney', 'Hughes, S'] | ['Black Holes, Wormholes, and the Disappearance of Global Charge'] | ['Particle Physics - Theory'] | ['black hole', 'charge, conservation law', 'perturbation theory', 'radiation, Hawking', 'wormhole'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305123'] | ['One of the paradoxes associated with the theory of the formation and subsequent Hawking evaporation of a black hole is the disappearance of conserved global charges. It has long been known that metric fluctuations at short distances (wormholes) violate global-charge conservation; if global charges are apparently cons... | ['2002-07-08'] |
17,523 | ['eng'] | ['Lowe, D A', "O'Loughlin, M H"] | ["Nonsingular Black Hole Evaporation and ``Stable'' Remnants"] | ['Particle Physics - Theory'] | ['quantum gravity', 'black hole, radiation', 'dimension, 2', 'postulated particle, dilaton', 'gravitation, dilaton', 'approximation, adiabatic', 'stability', 'space-time, quasiclassical', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305125'] | ['We examine the evaporation of two--dimensional black holes, the classical space--times of which are extended geometries, like for example the two--dimensional section of the extremal Reissner--Nordstrom black hole. We find that the evaporation in two particular models proceeds to a stable end--point. This should repr... | ['2002-07-08'] |
17,524 | ['eng'] | ['Maggiore, Michele'] | ['Quantum Groups, Gravity, and the Generalized Uncertainty Principle'] | ['Particle Physics - Theory'] | ['quantum gravity', 'quantum algebra, Poincare', 'algebra, deformation', 'uncertainty relations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305163'] | ["We investigate the relationship between the generalized uncertainty principle in quantum gravity and the quantum deformation of the Poincar\\'e algebra. We find that a deformed Newton-Wigner position operator and the generators of spatial translations and rotations of the deformed Poincar\\'e algebra obey a deformed ... | ['2002-07-08'] |
17,525 | ['eng'] | ['Durand, S'] | ['Extended Fractional Supersymmetric Quantum Mechanics'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'supersymmetry, fractional', 'algebra, Grassmann', 'algebra, deformation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305129'] | ['Recently, we presented a new class of quantum-mechanical Hamiltonians which can be written as the $F^{th}$ power of a conserved charge: $H=Q^F$ with $F=2,3,...\\,.$ This construction, called fractional supersymmetric quantum mechanics, was realized in terms of a paragrassmann variable $\\theta$ of order $F$, which sa... | ['2002-07-08'] |
17,526 | ['eng'] | ['Bougourzi, A H', 'Weston, R A'] | ['Vertex Operators and Matrix Elements of $U_q(su(2)_k)$ via Bosonization'] | ['Particle Physics - Theory'] | ['quantum group, SU(2)', 'quantum group, representation', 'operator, vertex', 'current algebra', 'bosonization', 'linear spaces, Fock space', 'charge, screening', 'operator product expansion'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305127'] | ['We construct bosonized vertex operators (VOs) and conjugate vertex operators (CVOs) of $U_q(su(2)_k)$ for arbitrary level $k$ and representation $j\\leq k/2$. Both are obtained directly as two solutions of the defining condition of vertex operators - namely that they intertwine $U_q(su(2)_k)$ modules. We construct th... | ['2002-07-08'] |
17,527 | ['eng'] | ['Fendley, P R'] | ['Exact information in N=2 theories'] | ['Particle Physics - Theory'] | ['talk', 'supersymmetry, Witten index', 'dimension, 2', 'field theory, soliton', 'partition function', 'S-matrix', 'integrability'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305124'] | ['This is intended to be a simple discussion of work done in collaboration with S. Cecotti, K. Intriligator and C. Vafa; and with H. Saleur. I discuss how $ Tr F (-1)^F e^{-\\beta H}$ can be computed exactly in any N=2 supersymmetric theory in two dimensions. It gives exact information on the soliton spectrum of the th... | ['2002-07-08'] |
17,528 | ['eng'] | ['Durand, S'] | ['Fractional Supersymmetry and Quantum Mechanics'] | ['Particle Physics - Theory'] | ['supersymmetry, fractional', 'quantum mechanics', 'algebra, Grassmann', 'model, oscillator', 'symmetry, dilation', 'commutation relations, deformation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305128'] | ['We present a set of quantum-mechanical Hamiltonians which can be written as the $F^{\\,\\rm th}$ power of a conserved charge: $H=Q^F$ with $[H,Q]=0$ and $F=2,3,...\\, .$ This new construction, which we call {\\it fractional}\\/ supersymmetric quantum mechanics, is realized in terms of \\pg\\ variables satisfying $\\t... | ['2002-07-08'] |
17,529 | ['eng'] | ['Kholodenko, A L', 'Nesterenko, V V'] | ['Classical dynamics of rigid string from Willmore functional'] | ['Particle Physics - Theory'] | ['string model', 'differential geometry, surface', 'space-time, embedding', 'stability'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305121'] | ['A new approach for investigating the classical dynamics of the relativistic string model with rigidity is proposed. It is based on the embedding of the string world surface into the space of a constant curvature. It is shown that the rigid string in flat space-time is described by the Euler-Lagrange equation for the ... | ['2002-07-08'] |
17,530 | ['eng'] | ['Melzer, E'] | ['Fermionic Character Sums and the Corner Transfer Matrix'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'quantum group, representation', 'algebra, Virasoro', 'fermion', 'statistical mechanics', 'transfer matrix'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305114'] | ["We present a ``natural finitization'' of the fermionic q-series (certain generalizations of the Rogers-Ramanujan sums) which were recently conjectured to be equal to Virasoro characters of the unitary minimal conformal field theory (CFT) M(p,p+1). Within the quasi-particle interpretation of the fermionic q-series thi... | ['2002-07-08'] |
17,531 | ['eng'] | ['LeClair, A'] | ['Spectrum Generating Affine Lie Algebras in Massive Field Theory'] | ['Particle Physics - Theory'] | ['field theory, massive', 'massive, field theory', 'dimension, 2', 'algebra, Lie', 'algebra, affine', 'sine-Gordon equation', 'quantum algebra, SL(2)', 'bosonization', 'form factor', 'fermion, Dirac', 'factorization', 'correlation function', 'operator, vertex'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305110'] | ['We present a new application of affine Lie algebras to massive quantum field theory in 2 dimensions, by investigating the $q\\to 1$ limit of the q-deformed affine $\\hat{sl(2)}$ symmetry of the sine-Gordon theory, this limit occuring at the free fermion point. We describe how radial quantization leads to a quasi-chir... | ['2002-07-08'] |
17,532 | ['eng'] | ['Jevicki, A', 'Yoneya, T'] | ['A Deformed Matrix Model and the Black Hole Background in Two-Dimensional String Theory'] | ['Particle Physics - Theory'] | ['string model', 'dimension, 2', 'matrix model', 'black hole', 'field theory, tachyon', 'scattering amplitude', 'analytic properties'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305109'] | ['The refrerences are corrected.'] | ['2002-07-08'] |
17,533 | ['eng'] | ['Soloviev, V O'] | ['Boundary values as Hamiltonian variables. I. New Poisson brackets'] | ['Particle Physics - Theory'] | ['Hamiltonian formalism', 'boundary condition', 'mathematical methods, variational'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305133'] | ['The ordinary Poisson brackets in field theory do not fulfil the Jacobi identity if boundary values are not reasonably fixed by special boundary conditions. We show that these brackets can be modified by adding some surface terms to lift this restriction. The new brackets generalize a canonical bracket considered by L... | ['2002-07-08'] |
17,534 | ['eng'] | ['Brandhuber, A', 'Emery, S', 'Langer, M', 'Piguet, O', 'Schweda, Manfred', 'Sorella, S P'] | ['Symmetries of the Chern-Simons Theory in the Axial Gauge'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'invariance, Becchi-Rouet-Stora', 'ghost', 'supersymmetry', 'Ward identity', 'n-point function', 'axial gauge'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305132'] | ['The Green functions of the Chern-Simons theory quantized in the axial gauge are shown to be calculable as the unique, exact solution of the Ward identities which express the invariance of the theory under the topological supersymmetry of Delduc, Gieres and Sorella.'] | ['2002-07-08'] |
17,535 | ['eng'] | ['Durand, S'] | ['Fractional Superspace Formulation of Generalized Mechanics'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'supersymmetry, fractional', 'supersymmetry, superspace', 'charge, conservation law'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305130'] | ['Supersymmetric (pseudo-classical) mechanics has recently been generalized to {\\it fractional}\\/ supersymmetric mechanics. In such a construction, the action is invariant under fractional supersymmetry transformations, which are the $F^{\\,\\rm th}$ roots of time translations (with $F=1,2,...$). Associated with thes... | ['2002-07-08'] |
17,536 | ['eng'] | ['Periwal, V'] | ['Topological closed-string interpretation of Chern-Simons theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'dimension, 3', 'Chern-Simons term', 'partition function', 'energy', 'duality', 'space-time, sphere', 'Riemann surfaces, moduli space', 'string model, closed'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305115'] | ['The exact free energy of SU($N$) Chern-Simons theory at level $k$ is expanded in powers of $(N+k)^{-2}.$ This expansion keeps rank-level duality manifest, and simplifies as $k$ becomes large, keeping $N$ fixed (or vice versa)---this is the weak-coupling (strong-coupling) limit. With the standard normalization, the fr... | ['2002-07-08'] |
17,537 | ['eng'] | ['Cadoni, M', 'Mignemi, S'] | ['Dilatonic black holes in theories with moduli fields'] | ['Particle Physics - Theory', 'General Theoretical Physics'] | ['string model, heterotic', 'effective action', 'field theory, dilaton', 'field equations, solution', 'black hole', 'string model, heterotic', 'effective action', 'field theory, dilaton', 'field equations, solution', 'black hole'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305107'] | ['We discuss the low-energy effective string theory when moduli of the compactified manifold are present. Assuming a nontrivial coupling of the moduli to the Maxwell tensor, we find a class of regular black hole solutions. Both the thermodynamical and the geometrical structure of these solutions are discussed'] | ['1993-06-15'] |
17,538 | ['eng'] | ['Freund, Peter George Oliver', 'Zabrodin, A V'] | ['The Spectral Problem for the q-Knizhnik-Zamolodchikov Equation'] | ['Particle Physics - Theory'] | ['Knizhnik-Zamolodchikov equation', 'quantum group, SL(2)', 'two-point function', 'S-matrix', 'model, ferromagnet'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305091'] | ['We analyse the spectral problem for the q-Knizhnik-Zamolodchikov equations for $U_q(\\widehat{sl_2}) (0 < q \\leq 1)$ at level zero. The case of 2-point functions in the fundamental representation is studied in detail. The scattering states are found explicitly in terms of continuous q-Jacobi polynomials. The corresp... | ['2002-07-08'] |
17,539 | ['eng'] | ['Osorio, M A R', 'Vázquez-Mozo, Miguel A'] | ['String Variations on Kaluza-Klein Cosmology'] | ['Particle Physics - Theory'] | ['Brans-Dicke model', 'dimension, 2', 'gravitation, dilaton', 'gas, string', 'thermodynamics', 'duality', 'Kaluza-Klein model', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305138'] | ['We study the cosmological solutions of the two-dimensional Brans-Dicke equations considering a gas of $c=1$ strings in $S^{1}\\times \\mbox{\\bf R}$ as the source of the gravitational field. We also study the implications of the $R$-duality invariance on the solutions. To this purpose we conjecture that, as it happen... | ['2002-07-08'] |
17,540 | ['eng'] | ['Osorio, M A R', 'Vázquez-Mozo, Miguel A'] | ['Variations on Kaluza-Klein Cosmology'] | ['Particle Physics - Theory'] | ['Brans-Dicke model', 'dimension, 2', 'thermodynamics', 'field equations, solution', 'topology', 'Kaluza-Klein model', 'spontaneous compactification', 'string model', 'finite temperature', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305137'] | ['We investigate the cosmological consequences of having quantum fields living in a space with compactified dimensions. We will show that the equation of state is not modified by topological effects and so the dynamics of the universe remains as it is in the infinite volume limit. On the contrary the thermal history of... | ['2002-07-08'] |
17,541 | ['eng'] | ['Dvoeglazov, V V'] | ["Lagrangian Formulation of the Joos-Weinberg's 2(2S+1)-- theory and Its Connection with the Skew-Symmetric Tensor Description"] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'fermion', 'Hamiltonian formalism', 'particle, massless', 'massless, particle', 'spin, high', 'high, spin', 'group theory, Lorentz', 'group theory, representation', 'string model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305141'] | ['In the framework of the $2(2S+1)$-- theory of Joos-Weinberg for massless particles, the dynamical invariants have been derived from the Lagrangian density which is considered to be a 4-- vector. A l\\\'a Majorana interpretation of the 6-- component spinors, the field operators of $S=1$ particles, as the left-- and ri... | ['2002-07-08'] |
17,542 | ['eng'] | ['Duff, Michael J', 'Khuri, R R'] | ['Four-Dimensional String/String Duality'] | ['Particle Physics - Theory'] | ['string model, history', 'field equations, monopole', 'field equations, string', 'domain wall', 'dimension, 4', 'dimension, 10', 'membrane model, p-brane', 'p-brane, 5', 'duality'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305142'] | ["We present supersymmetric soliton solutions of the four-dimensional heterotic string corresponding to monopoles, strings and domain walls. These solutions admit the $D=10$ interpretation of a fivebrane wrapped around $5$, $4$ or $3$ of the $6$ toroidally compactified dimensions and are arguably exact to all orders in... | ['2002-07-08'] |
17,543 | ['eng'] | ['Khuri, R R'] | ['A Comment on String Solitons'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'dimension, 10', 'field equations, soliton', 'symmetry, SU(2) x SU(2)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305143'] | ['We derive an exact string-like soliton solution of $D=10$ heterotic string theory. The solution possesses $SU(2)\\times SU(2)$ instanton structure in the eight-dimensional space transverse to the worldsheet of the soliton.'] | ['2002-07-08'] |
17,544 | ['eng'] | ['Hasiewicz, Z', 'Siemion, P'] | ['Non-abelian Harmonic Oscillators and Chiral Theories'] | ['Particle Physics - Theory'] | ['Hamiltonian formalism', 'geometry', 'operator, algebra', 'phase space', 'group theory, loop space', 'Wess-Zumino-Witten model', 'Korteweg-de Vries equation', 'transformation, diffeomorphism', 'model, oscillator', 'symmetry, chiral'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305149'] | ["We show that a large class of physical theories which has been under intensive investigation recently, share the same geometric features in their Hamiltonian formulation. These dynamical systems range from harmonic oscillations to WZW-like models and to the KdV dynamics on $Diff_oS^1$. To the same class belong also t... | ['2002-07-08'] |
17,545 | ['eng'] | ['De Oliveira, M W', 'Schweda, Manfred', 'Ref, S'] | ['Supersymmetric Structure of the Bosonic String Theory in the Beltrami Parametrization'] | ['Particle Physics - Theory'] | ['string model, boson', 'dimension, 2', 'differential forms, Beltrami', 'dependence, gauge', 'transformation, Becchi-Rouet-Stora', 'Slavnov identity', 'supersymmetry, algebra', 'anomaly, diffeomorphism'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305148'] | ['We show that the bosonic string theory quantized in the Beltrami parametrization possesses a supersymmetric structure like the vector-supersymmetry already observed in topological field theories.'] | ['2002-07-08'] |
17,546 | ['eng'] | ['Saveliev, M V', 'Savelieva, S A'] | ['$W_{\\infty}$--Geometry and Associated Continuous Toda System'] | ['Particle Physics - Theory'] | ['model, Toda', 'algebra, W(infinity)', 'diffeomorphism'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305152'] | ['We discuss an infinite--dimensional k\\"ahlerian manifold associated with the area--preserving diffeomorphisms on two--dimensional torus, and, correspondingly, with a continuous limit of the $A_r$--Toda system. In particular, a continuous limit of the $A_r$--Grassmannians and a related Pl\\"ucker type formula are int... | ['2002-07-08'] |
17,547 | ['eng'] | ['Matsuo, Y'] | ['Hopf Term, Loop Algebras and Three Dimensional Navier-Stokes Equation'] | ['Particle Physics - Theory'] | ['model, fluid', 'vortex', 'dimension, 2', 'dimension, 3', 'string model', 'Hopf term', 'sigma model, nonlinear', 'field theory, action', 'Hamiltonian formalism', 'algebra, W(infinity)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305151'] | ['The dynamics of the 3 dimensional perfect fluid is equivalent to the motion of vortex filaments or "strings". We study the action principle and find that it is described by the Hopf term of the nonlinear sigma model. The Poisson bracket structure is described by the loop algebra, for example, the Virasoro algebra or ... | ['2002-07-08'] |
17,548 | ['eng'] | ['Thompson, G'] | ['1992 Trieste Lectures on Topological Gauge Theory and Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['lectures', 'gauge field theory, Yang-Mills', 'field theory, topological', 'Riemann surfaces', 'moduli space', 'path integral', 'gauge field theory, tensor', 'differential geometry, symplectic', 'cohomology', 'Wilson loop', 'correlation function', 'field theory, instanton', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305120'] | ['In these lecture notes we explain a connection between Yang-Mills theory on arbitrary Riemann surfaces and two types of topological field theory, the so called $BF$ and cohomological theories. The quantum Yang-Mills theory is solved exactly using path integral techniques. Explicit expressions, in terms of group repre... | ['2002-07-08'] |
17,549 | ['eng'] | ["D'Auria, R", 'Ferrara, Sergio'] | ['String Quantum Symmetries From Picard-Fuchs Equations And Their Monodromy'] | ['Particle Physics - Theory'] | ['talk, Erice 1992/06/21', 'talk, Bardonecchia 1992/09', 'talk, Como 1992/09/14', 'talk, Rome 1992/09/21', 'talk, Erice 1992/12/05', 'string model, heterotic', 'symmetry, monodromy', 'effective action', 'spontaneous compactification', 'field theory, Calabi-Yau', 'moduli space', 'duality', 'supergravity', 'field theory,... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9306020'] | ['Local and global properties of the moduli space of Calabi--Yau type compactifications determine the low energy parameters of the string effective action. We show that the moduli space geometry is entirely encoded in the Picard--Fuchs equations for the periods of the Calabi--Yau $H^{(3)}$--cohomology.'] | ['2002-07-08'] |
17,550 | ['eng'] | ['Giveon, Amit', 'Rabinovici, E', 'Tseytlin, Arkady A'] | ['Heterotic string solutions and coset conformal field theories'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'field equations, solution', 'duality', 'sigma model, nonlinear', 'renormalization group, beta function', 'effective action', 'background field', 'path integral', 'anomaly', 'Wess-Zumino-Witten model', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9304155'] | ["We discuss solutions of the heterotic string theory which are analogous to bosonic and superstring backgrounds related to coset conformal field theories. A class of exact `left-right symmetric' solutions is obtained by supplementing the metric, antisymmetric tensor and dilaton of the superstring solutions by the gaug... | ['2002-07-08'] |
17,551 | ['eng'] | ['Kaul, R K'] | ['Chern-Simons Theory, Colored-Oriented Braids and Link invariants'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'Chern-Simons term', 'dimension, 3', 'space-time, sphere', 'Wilson loop', 'field theory, conformal', 'correlation function', 'braid group', 'knot theory'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305032'] | ['A method to obtain explicit and complete topological solution of SU(2) Chern-Simons theory on $S^3$ is developed. To this effect the necessary aspects of the theory of coloured-oriented braids and duality properties of conformal blocks for the correlators of $SU(2)_k$ Wess-Zumino conformal field theory are presented.... | ['2002-07-08'] |
17,552 | ['eng'] | ['Awata, H', 'Odake, S', 'Shiraishi, J'] | ['Free Boson Realization of $U_q(\\widehat{sl_N})$'] | ['Particle Physics - Theory'] | ['quantum algebra, SL(N)', 'quantum algebra, representation', 'current, screening', 'operator, vertex', 'operator product expansion'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305146'] | ['We construct a realization of the quantum affine algebra $U_q(\\widehat{sl_N})$ of an arbitrary level $k$ in terms of free boson fields. In the $q\\!\\rightarrow\\! 1$ limit this realization becomes the Wakimoto realization of $\\widehat{sl_N}$. The screening currents and the vertex operators(primary fields) are also... | ['2002-07-08'] |
17,553 | ['eng'] | ['Chung, S', 'Fukuma, M', 'Shapere, A D'] | ['Structure of Topological Lattice Field Theories in Three Dimensions'] | ['Particle Physics - Theory'] | ['lattice field theory, topological', 'dimension, 3', 'dimension, 2', 'invariance, deformation', 'algebra, Hopf', 'symmetry, SU(2)', 'continuum limit'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305080'] | ['We construct and classify topological lattice field theories in three dimensions. After defining a general class of local lattice field theories, we impose invariance under arbitrary topology-preserving deformations of the underlying lattice, which are generated by two new local lattice moves. Invariant solutions are... | ['2002-07-08'] |
17,554 | ['eng'] | ['Argyres, Philip C', 'Dienes, K R'] | ['Central Charge Reduction and Spacetime Statistics in the Fractional Superstring'] | ['Particle Physics - Theory'] | ['string model, fractional', 'supersymmetry', 'partition function', 'central charge', 'field theory, conformal', 'statistics'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305093'] | ["Fractional superstrings in the tensor-product formulation experience ``internal projections'' which reduce their effective central charges. Simple expressions for the characters of the resulting effective worldsheet theory are found. All states in the effective theory can be consistently assigned definite spacetime s... | ['2002-07-08'] |
17,555 | ['eng'] | ['Dienes, K R'] | ['The Worldsheet Conformal Field Theory of the Fractional Superstring'] | ['Particle Physics - Theory'] | ['string model, fractional', 'supersymmetry', 'partition function', 'field theory, conformal', 'dimension, 2', 'central charge', 'operator, algebra', 'operator, fusion', 'spin, statistics', 'statistics, spin'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305094'] | ["Two of the important unresolved issues concerning fractional superstrings have been the appearance of new massive sectors whose spacetime statistics properties are unclear, and the appearance of new types of ``internal projections'' which alter or deform the worldsheet conformal field theory in a highly non-trivial m... | ['2002-07-08'] |
17,556 | ['eng'] | ['Kalogeropoulos, N'] | ['Comments on the Gribov Ambiguity'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N) x U(1)', 'space-time, sphere', 'any-dimensional', 'fibre bundle', 'topology', 'transformation, gauge', 'gauge field theory, Gribov problem'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305092'] | ['We discuss the existence of Gribov ambiguities in $SU(m)\\times U(1)$ gauge theories over the $n-$spheres. We achieve our goal by showing that there is exactly one conjugacy class of groups of gauge transformations for the theories given above. This implies that these transformation groups are conjugate to the ones o... | ['2002-07-08'] |
17,557 | ['eng'] | ['Gerasimov, A A'] | ['Localization in GWZW and Verlinde formula'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'Wess-Zumino-Witten model', 'dimension, 2', 'partition function', 'correlation function', 'moduli space', 'cohomology'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305090'] | ['Gauged Wess-Zumino-Witten theory for compact groups is considered. It is shown that this theory has fermionic BRST-like symmetry and may be exactly solved using localization approach. As an example we calculate functional integral for the case of SU(2) group on the arbitrary Riemann surface. The answer is the particu... | ['2002-07-08'] |
17,558 | ['eng'] | ['Bellucci, S', 'Ivanov, E', 'Krivonos, S', 'Pichugin, A'] | ['N=2 Super Boussinesq Hierarchy'] | ['Particle Physics - Theory'] | ['Boussinesq equation, hierarchy', 'supersymmetry', 'integrability', 'differential equations, Lax', 'conservation law', 'algebra, W(3)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305078'] | ['We study the integrability properties of the one-parameter family of $N=2$ super Boussinesq equations obtained earlier by two of us (E.I. \\& S.K., Phys. Lett. B 291 (1992) 63) as a hamiltonian flow on the $N=2$ super-$W_3$ algebra. We show that it admits nontrivial higher order conserved quantities and hence gives r... | ['2002-07-08'] |
17,559 | ['eng'] | ['Giddings, Steven B', 'Polchinski, Joseph', 'Strominger, A'] | ['Four Dimensional Black Holes in String Theory'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'effective action', 'field equations, solution', 'black hole', 'charge, magnetic', 'Wess-Zumino-Witten model, SU(2)', 'operator product expansion', 'operator, vertex', 'renormalization group'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305083'] | ["Exact solutions of heterotic string theory corresponding to four-dimensional charge Q magnetic black holes are constructed as tensor products of an SU(2)/Z(2Q+2) WZW orbifold with a (0,1) supersymmetric SU(1,1)/U(1) WZW coset model. The spectrum is analyzed in some detail. ``Bad'' marginal operators are found which a... | ['2002-07-08'] |
17,560 | ['eng'] | ['Aoyama, S', 'Vandoren, S'] | ['The Batalin-Vilkovisky Formalism on Fermionic Kaehler Manifolds'] | ['Particle Physics - Theory'] | ['supersymmetry, superspace', 'space-time, Kaehler', 'quantization, constraint', 'Hamiltonian formalism', 'quantization, Batalin-Vilkovisky'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305087'] | ['We show that the Kaehler structure can be naturally incorporated in the Batalin-Vilkovisky formalism. The phase space of the BV formalism becomes a fermionic Kaehler manifold. By introducing an isometry we explicitly construct the fermionic irreducible hermitian symmetric space. We then give some solutions of the mas... | ['2002-07-08'] |
17,561 | ['eng'] | ['Baez, J C'] | ['Diffeomorphism-invariant generalized measures on the space of connections modulo gauge transformations'] | ['Particle Physics - Theory'] | ['talk', 'gauge field theory', 'path integral, measure', 'transformation, gauge', 'moduli space', 'invariance, diffeomorphism', 'phase space', 'Wilson loop'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305045'] | ["The notion of a measure on the space of connections modulo gauge transformations that is invariant under diffeomorphisms of the base manifold is important in a variety of contexts in mathematical physics and topology. At the formal level, an example of such a measure is given by the Chern-Simons path integral. Certai... | ['2002-07-08'] |
17,562 | ['eng'] | ['Losev, A S', 'Polyubin, I'] | ['On Connection between Topological Landau-Ginzburg Gravity and Integrable Systems'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'gravitation', 'Landau-Ginzburg model', 'field theory, topological', 'integrability', 'correlation function, factorization', 'analytic properties'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305079'] | ['We study flows on the space of topological Landau-Ginzburg theories coupled to topological gravity. We argue that flows corresponding to gravitational descendants change the target space from a complex plane to a punctured complex plane and lead to the motion of punctures.It is shown that the evolution of the topolog... | ['2002-07-08'] |
17,563 | ['eng'] | ['Gaite, J', 'Brustein, Ram'] | ['Batalin-Vilkoviski master equation and absence of anomalies in string field theory'] | ['Particle Physics - Theory'] | ['field theory, string', 'string, open', 'string, closed', 'anomaly', 'master equation, Batalin-Vilkovisky', 'quantization, Becchi-Rouet-Stora'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305105'] | ['We study the Batalin-Vilkovisky master equation for both open and closed string field theory with special attention to anomalies. Open string field theory is anomaly free once the minimal coupling to closed strings induced by loop amplitudes is considered. In closed string field theory the full-fledged master equatio... | ['2002-07-08'] |
17,564 | ['eng'] | ['Soloviev, O A'] | ['Some Comments on Lie-Poisson Structure of Conformal Non-Abelian Thirring Models'] | ['Particle Physics - Theory'] | ['Thirring model, nonabelian', 'dimension, 2', 'bosonization', 'transformation, conformal', 'quantization', 'Hamiltonian formalism', 'Wess-Zumino-Witten model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305106'] | ['The interconnection between self-duality, conformal invariance and Lie-Poisson structure of the two dimensional non-abelian Thirring model is investigated in the framework of the hamiltonian method.'] | ['2002-07-08'] |
17,565 | ['eng'] | ['Khuri, R R'] | ['Classical String Solitons'] | ['Particle Physics - Theory'] | ['talk', 'string model', 'field equations, soliton', 'membrane model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305089'] | ["We discuss some recent work in the field of classical solitonic solutions in string theory. In particular, we construct instanton and monopole solutions and discuss the dynamics of string-like solitons. Some of the motivation behind this work is that instantons may provide a nonperturbative understanding of the vacuu... | ['2002-07-08'] |
17,566 | ['eng'] | ['Quevedo, F'] | ['Abelian and Non-Abelian Dualities in String Bacgrounds'] | ['Particle Physics - Theory'] | ['talk', 'string model', 'background field', 'sigma model, nonlinear', 'duality'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305055'] | ["We present a brief discussion of recent work on duality symmetries in non-trivial string backgrounds. Duality is obtained from a gauged non-linear sigma-model with vanishing gauge field strength. Standard results are reproduced for abelian gauge groups, whereas a new type of duality is identified for non--abelian gau... | ['2002-07-08'] |
17,567 | ['eng'] | ['Asano, M', 'Tanimoto, M', 'Yoshino, N'] | ['Supersymmetric Bianchi class A models'] | ['Particle Physics - Theory', 'General Theoretical Physics'] | ['astrophysics, model', 'supergravity', 'wormhole', 'quantum mechanics, constraint', 'space-time, Bianchi', 'astrophysics, model', 'supergravity', 'wormhole', 'quantum mechanics, constraint', 'space-time, Bianchi'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305099'] | ['The canonical theory of $N=1$ supergravity is applied to Bianchi class A spatially homogeneous cosmologies. The full set of quantum constraints are then solved with the possible ordering ambiguity taken into account by introducing a free parameter. The wave functions are explicitly given for all the Bianchi class A m... | ['1993-06-24'] |
17,568 | ['eng'] | ['Naculich, S G', 'Riggs, H A', 'Schnitzer, H J'] | ['Two-dimensional Yang-Mills Theories Are String Theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SO(N)', 'gauge field theory, Sp(N)', 'dimension, 2', 'partition function', 'string model, closed', 'expansion 1/N'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305097'] | ['We show that two-dimensional SO(N) and Sp(N) Yang-Mills theories without fermions can be interpreted as closed string theories. The terms in the 1/N expansion of the partition function on an orientable or nonorientable manifold M can be associated with maps from a string worldsheet onto M. These maps are unbranched a... | ['2002-07-08'] |
17,569 | ['eng'] | ['Belov, A A', 'Chaltikian, K D'] | ['Lattice Analogue of W-infinity Algebra and Discrete KP-Hierarchy'] | ['Particle Physics - Theory'] | ['algebra, W(infinity)', 'Korteweg-de Vries equation, hierarchy', 'algebra, lattice', 'integrability', 'differential equations, Lax'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305096'] | ['In development of the started activity on lattice analogues of $W$-algebras, we define the notion of lattice $W_{\\infty}$-algebra, accociated with lattice integrable system with infinite set of fields. Various kinds of reduction to lattice $W_N$-algebras, related to discrete $N$-KdV hierarchies are described. We als... | ['2002-07-08'] |
17,570 | ['eng'] | ['Page, D N'] | ['Black Hole Information'] | ['Particle Physics - Theory'] | ['review', 'quantum gravity', 'black hole', 'radiation, Hawking', 'wormhole', 'bibliography'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305040'] | ["Hawking's 1974 calculation of thermal emission from a classical black hole led to his 1976 proposal that information may be lost from our universe as a pure quantum state collapses gravitationally into a black hole, which then evaporates completely into a mixed state of thermal radiation. Another possibility is that ... | ['2002-07-08'] |
17,571 | ['eng'] | ['Sen, D'] | ['Semiclassical analysis of two- and three-spin antiferromagnets and anyons on a sphere'] | ['Particle Physics - Theory'] | ['model, ferromagnet', 'postulated particle, anyon', 'approximation, quasiclassical', 'Wess-Zumino term', 'wave function'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9304151'] | ['We do a semiclassical analysis for two or three spins which are coupled antiferromagnetically to each other. The semiclassical wave functions transform correctly under permutations of the spins if one takes into account the Wess-Zumino term present in the path integral for spins. The Wess-Zumino term here is a total ... | ['2002-07-08'] |
17,572 | ['eng'] | ['Bellon, M', 'Boukraa, S', 'Maillard, J M', 'Viallet, C M'] | ['Towards Three-Dimensional Bethe Ansatz'] | ['Particle Physics - Theory'] | ['model, vertex', 'dimension, 3', 'lattice field theory, Bethe ansatz'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305015'] | ["We introduce a ``pre-Bethe-Ansatz'' system of equations for three dimensional vertex models. We bring to the light various algebraic curves of high genus and discuss some situations where these curves simplify. As a result we describe remarkable subvarieties of the space of parameters."] | ['2002-07-08'] |
17,573 | ['eng'] | ['Blau, Matthias', 'Thompson, G'] | ['Derivation of the Verlinde Formula from Chern-Simons Theory and the G/G model'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, rational', 'dimension, 2', 'Wess-Zumino-Witten model', 'gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'Riemann surfaces', 'path integral', 'fibre bundle', 'moduli space', 'perturbation theory, higher-order', 'transformation, Becchi-Rouet-Stora', 'supers... | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305010'] | ['We give a derivation of the Verlinde formula for the $G_{k}$ WZW model from Chern-Simons theory, without taking recourse to CFT, by calculating explicitly the partition function $Z_{\\Sigma\\times S^{1}}$ of $\\Sigma\\times S^{1}$ with an arbitrary number of labelled punctures. By a suitable gauge choice, $Z_{\\Sigma... | ['2002-07-08'] |
17,574 | ['eng'] | ['Ivanov, E', 'Krivonos, S', 'Malik, R P'] | ['N=2 Super - $W_{3}$ Algebra and N=2 Super Boussinesq Equations'] | ['Particle Physics - Theory'] | ['algebra, W(3)', 'supersymmetry', 'Boussinesq equation', 'Miura transformation', 'integrability', 'representation, nonlinear', 'coset space', 'operator product expansion'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305070'] | ['We study classical $N=2$ super-$W_3$ algebra and its interplay with $N=2$ supersymmetric extensions of the Boussinesq equation in the framework of the nonlinear realization method and the inverse Higgs - covariant reduction approach. These techniques have been previously applied by us in the bosonic $W_3$ case to giv... | ['2002-07-08'] |
17,575 | ['eng'] | ['Harms, B', 'Leblanc, Y'] | ['Classical Stringy Black Holes Modify the Thermal Spectrum'] | ['Particle Physics - Theory'] | ['black hole, Schwarzschild', 'correction, nonlocal', 'radiation, Hawking', 'thermodynamics', 'particle, density'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305065'] | ['Non-local (alpha prime) corrections to Schwarzschild black holes are shown to invalidate the thermodynamical interpretation of black holes. In particular, the canonical and Bekenstein-Hawking temperatures are not equal. The particle number density of fields quantized in the (alpha prime modified) black hole backgroun... | ['2002-07-08'] |
17,576 | ['eng'] | ['Binétruy, P'] | ['Dilaton, moduli and string/five-brane duality as seen from four dimensions'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 10', 'dimensional reduction', 'string model', 'membrane model, p-brane', 'p-brane, 5', 'field theory, dilaton', 'duality', 'perturbation theory, higher-order'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305069'] | ['A naive dimensional reduction of the $N=1, D=10$ supergravity theory that naturally arises in five-brane models is used to determine the r\\^ole of two fields which are basic ingredients of string models: the dilaton and, among the moduli, the breathing mode. It is shown that, under the duality transformation that re... | ['2002-07-08'] |
17,577 | ['eng'] | ['Gauntlett, J P', 'Harvey, J A', 'Robinson, M M', 'Waldram, D'] | ['Scattering of Macroscopic Heterotic Strings'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'gauge field theory, U(1)', 'Higgs model', 'scattering, string', 'string, scattering', 'differential cross section, angular dependence', 'angular dependence, differential cross section'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305066'] | ['We show that macroscopic heterotic strings, formulated as strings which wind around a compact direction of finite but macroscopic extent, exhibit non-trivial scattering at low energies. This occurs at order velocity squared and may thus be described as geodesic motion on a moduli space with a non-trivial metric which... | ['2002-07-08'] |
17,578 | ['eng'] | ['Gauntlett, J P'] | ['Low Energy Dynamics of N=2 Supersymmetric Monopoles'] | ['Particle Physics - Theory'] | ['gauge field theory, SO(3)', 'Higgs model', 'supersymmetry', 'gauge field theory, monopole', 'zero mode', 'moduli space', 'cohomology', 'quantum mechanics'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305068'] | ['It is argued that the low-energy dynamics of $k$ monopoles in N=2 supersymmetric Yang-Mills theory are determined by an N=4 supersymmetric quantum mechanics based on the moduli space of $k$ static monople solutions. This generalises Manton\'s ``geodesic approximation" for studying the low-energy dynamics of (bosonic)... | ['2002-07-08'] |
17,579 | ['eng'] | ['Jacob, O C'] | ['Parity-Conserving Light-Cone Quantization of Quantum Field Theories'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'dimension, 2', 'quantization, constraint', 'Hamiltonian formalism', 'light cone gauge', 'parity'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305076'] | ["Parity violation is a long standing problem in light-cone quantization. \\REF\\CPT{D. Soper, SLAC-REP-137, 1970, Chap. I . } \\refend We propose a new quantization on the light-cone which treats both the $x^{+}$ and the $x^{-}$ coordinates as light-cone 'times.'This quantization respects both parity and time-reversal... | ['2002-07-08'] |
17,580 | ['eng'] | ['Bytsenko, A A', 'Elizalde, E', 'Odintsov, S D'] | ['The Renormalization Group and the Effective Potential in a Curved Spacetime with Torsion'] | ['Particle Physics - Theory'] | ['space-time, torsion', 'gauge field theory, Yang-Mills', 'field theory, scalar', 'fermion', 'coupling, Yukawa', 'Yukawa, coupling', 'effective potential', 'renormalization group'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305008'] | ["The renormalization group method is employed to study the effective potential in curved spacetime with torsion. The renormalization-group improved effective potential corresponding to a massless gauge theory in such a spacetime is found and in this way a generalization of Coleman-Weinberg's approach corresponding to ... | ['2002-07-08'] |
17,581 | ['eng'] | ['Perry, R J'] | ['A renormalization group approach to Hamiltonian light-front field theory'] | ['General Theoretical Physics'] | ['field theory, light front', 'Hamiltonian formalism', 'renormalization group, fixed point', 'coupling, coherence', 'coherence, coupling', 'invariance, Lorentz', 'perturbation theory', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9402015'] | ['A perturbative renormalization group is formulated for the study of Hamiltonian light-front field theory near a critical Gaussian fixed point. The only light-front renormalization group transformations found that can be approximated by dropping irrelevant operators and using perturbation theory near Gaussian fixed vo... | ['1994-02-04'] |
17,582 | ['eng'] | ['Broda, B'] | ['Chern-Simons theory on an arbitrary manifold via surgery'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'path integral', 'Wilson loop', 'knot theory', 'group theory, representation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305051'] | ['A general formula for physical observables in Chern-Simons theory with an arbitrary compact Lie group $G$, on an arbitrary closed oriented three-dimensional manifold $\\cM$ is derived in terms of vacuum expectation values of Wilson loops in ${\\cal S}^3$. Surgery presentation of $\\cM$ and the Kirby moves are impleme... | ['2002-07-08'] |
17,583 | ['eng'] | ['Antoniadis, Ignatios', 'Rizos, J', 'Tamvakis, Kyriakos'] | ['Singularity-free cosmological solutions of the superstring effective action'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'effective action', 'field equations, solution', 'astrophysics', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305025'] | ['We study the cosmological solutions of the one loop corrected superstring effective action, in a Friedmann-Robertson-Walker background, and in the presence of the dilaton and modulus fields. A particularly interesting class of solutions is found which avoid the initial singularity and are consistent with the perturba... | ['2002-07-08'] |
17,584 | ['eng'] | ['Goldhaber, A S', 'Li, H N', 'Parwani, R R'] | ['Scaling of Aharonov-Bohm couplings and the dynamical vacuum in gauge theories'] | ['Particle Physics - Theory', 'General Theoretical Physics'] | ['Aharonov-Bohm effect', 'coupling constant, scaling', 'scaling, coupling constant', 'gauge field theory, U(1)', 'vacuum state', 'fermion, current', 'flux, magnetic', 'magnetic, flux', 'Aharonov-Bohm effect', 'coupling constant, scaling', 'scaling, coupling constant', 'gauge field theory, U(1)', 'vacuum state', 'fermio... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305007'] | ["Recent results on the vacuum polarization induced by a thin string of magnetic flux lead us to suggest an analogue of the Copenhagen `flux spaghetti' QCD vacuum as a possible mechanism for avoiding the divergence of perturbative QED, thus permitting consistent completion of the full, nonperturbative theory. The mecha... | ['2002-07-08'] |
17,585 | ['eng'] | ['Poliatzky, N'] | ["Soliton Solutions of Relativistic Hartree's Equations"] | ['Particle Physics - Theory'] | ['field theory, scalar', 'particle, composite', 'Hartree approximation', 'field equations, soliton', 'ground state, stability', 'mass formula', 'wave function', 'binding energy', 'numerical calculations'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305035'] | ["We study a model based on $N$ scalar complex fields coupled to a scalar real field, where all fields are treated classically as c-numbers. The model describes a composite particle made up of $N$ constituents with bare mass $m_0$ interacting both with each other and with themselves via the exchange of a particle of ma... | ['2002-07-08'] |
17,586 | ['eng'] | ['Fairlie, David B'] | ['Equations of Hydrodynamic Type'] | ['Particle Physics - Theory'] | ['field equations, solution', 'universality', 'model, hydrodynamical'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305049'] | ['The universal field equations introduced by the author and his collaborators, which admit infinitely many inequivalent Lagrangian formulations are shown to arise as consistency conditions for the existence of non-trivial solutions to the quasi-linear equations, called equations of hydrodynamic type by Novikov , Dubro... | ['2002-07-08'] |
17,587 | ['eng'] | ['Douglas, M R', 'Kazakov, V A'] | ['Large $N$ Phase Transition in Continuum QCD$_2$'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'quantum chromodynamics', 'dimension, 2', 'space-time, sphere', 'partition function', 'Wilson loop', 'expansion, weak coupling', 'weak coupling, expansion', 'expansion, strong coupling', 'strong coupling, expansion', 'analytic properties', 'critical phenomena', 'expansion 1/N'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305047'] | ['We compute the exact partition function for pure continuous Yang-Mills theory on the two-sphere in the large $N$ limit, and find that it exhibits a large $N$ third order phase transition with respect to the area $A$ of the sphere. The weak coupling (small A) partition function is trivial, while in the strong coupling... | ['2002-07-08'] |
17,588 | ['eng'] | ['Sen-Gupta, K', 'Rajeev, S G'] | ['Renormalization in Quantum Mechanics'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'renormalization, beta function', 'renormalization, fixed point', 'potential', 'Schroedinger equation, solution'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305052'] | ["We implement the concept of Wilson renormalization in the context of simple quantum mechanical systems. The attractive inverse square potential leads to a $\\b$ function with a nontrivial ultraviolet stable fixed point and the Hulthen potential exhibits the crossover phenomenon. We also discuss the implementation of ... | ['2002-07-08'] |
17,589 | ['eng'] | ['Tuite, M P'] | ['On the Relationship between the Uniqueness of the Moonshine Module and Monstrous Moonshine'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'field theory, orbifold', 'group theory, finite', 'group theory, representation', 'invariance, modular'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305057'] | ['We consider the relationship between the conjectured uniqueness of the Moonshine Module, ${\\cal V}^\\natural$, and Monstrous Moonshine, the genus zero property of the modular invariance group for each Monster group Thompson series. We first discuss a family of possible $Z_n$ meromorphic orbifold constructions of ${\... | ['2002-07-08'] |
17,590 | ['eng'] | ['Schoutens, K', 'Verlinde, Erik', 'Verlinde, Herman L'] | ['Quantum Black Hole Evaporation'] | ['Particle Physics - Theory'] | ['quantum gravity', 'black hole, radiation', 'dimension, 2', 'boundary condition', 'effect, strong coupling', 'strong coupling, effect', 'radiation, Hawking', 'S-matrix', 'gravitation, shock waves', 'gravitation, dilaton', 'quantization', 'algebra, exchange', 'exchange, algebra'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9304128'] | ['We investigate a recently proposed model for a full quantum description of two-dimensional black hole evaporation, in which a reflecting boundary condition is imposed in the strong coupling region. It is shown that in this model each initial state is mapped to a well-defined asymptotic out-state, provided one perform... | ['2002-07-08'] |
17,591 | ['eng'] | ['Ishibashi, N'] | ['2D String Theory Coupled to Quantum Gravity'] | ['Particle Physics - Theory'] | ['quantum gravity', 'string model', 'dimension, 2', 'random surface', 'random walk', 'partition function', 'field theory, action'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305061'] | ['We consider self-avoiding Nambu-Goto open strings on a random surface. We have shown that the partition function of such a string theory can be calculated exactly. The string susceptibility for the disk is evaluated to be $-\\frac{1}{2}$. We also consider modifications of the Nambu-Goto action which are exactly solub... | ['2002-07-08'] |
17,592 | ['eng'] | ['Rey, S J', 'Taylor, T R'] | ['Instanton Effects in Supergravity Theories'] | ['Particle Physics - Theory'] | ['supergravity', 'effect, instanton', 'fermion, zero mode', 'correlation function', 'symmetry breaking, U(1)', 'gaugino, condensation'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305064'] | ['Non-perturbative effects of instanton-like solutions are studied within the framework of supergravity theories with field-dependent gauge functions. Fermionic zero modes are constructed and some typical correlation functions are evaluated. The effects of instantons are very similar to those in globally supersymmetric... | ['2002-07-08'] |
17,593 | ['eng'] | ['Levit, S'] | ['Body Fixed Frame, Rigid Gauge Rotations and Large N Random Fields in QCD'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'quantum chromodynamics', 'Schroedinger equation', 'quark, static', 'invariance, gauge', 'mean field approximation', 'random field', 'expansion 1/N'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305056'] | ['The "body fixed frame" with respect to local gauge transformations is introduced. Rigid gauge "rotations" in QCD and their \\Sch equation are studied for static and dynamic quarks. Possible choices of the rigid gauge field configuration corresponding to a nonvanishing static colormagnetic field in the "body fixed" fr... | ['2002-07-08'] |
17,594 | ['eng'] | ['Hakobyan, T', 'Sedrakian, A D'] | ['R-matrices of U_qOSP(1,2) for highest weight representations of U_qOSP(1,2) for general q and q is an odd root of unity'] | ['Particle Physics - Theory'] | ['quantum algebra, OSp(1,2)', 'quantum algebra, representation', 'supersymmetry', 'R-matrix', 'Verma module'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9304077'] | ['We obtain the formula for intertwining operator(R-matrix) of quantum universal enveloping superalgebra U_qOSP(1,2) for U_qOSP(1,2)-Verma modules. By its restriction we obtain the R-matrix for two semiperiodic(semicyclic), two spin-j and spin-j and semiperiodic representations'] | ['2002-07-08'] |
17,595 | ['eng'] | ['Marcus, N', 'Oz, Y'] | ['The spectrum of the 2D Black Hole, or Does the 2D black hole have tachyonic or W--hair?'] | ['Particle Physics - Theory'] | ['black hole, hair', 'quantum number', 'gravitation', 'sigma model, nonlinear', 'field theory, tachyon', 'dimension, 2', 'field equations, solution', 'invariance, Becchi-Rouet-Stora', 'phase space', 'symmetry, W(infinity)'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305003'] | ["We solve the equations of motion of the tachyon and the discrete states in the background of Witten's semiclassical black hole and in the exact 2D dilaton-graviton background of Dijkgraaf et al. We find the exact solutions for weak fields, leading to conclusions in disagreement with previous studies of tachyons in th... | ['2002-07-08'] |
17,596 | ['eng'] | ['Panda, S', 'Roy, S'] | ['On the Twisted $N=2$ Superconformal Structure in $2d$ Gravity Coupled to Matter'] | ['Particle Physics - Theory'] | ['gravitation', 'coupling, matter', 'matter, coupling', 'dimension, 2', 'conformal gauge', 'light cone gauge', 'algebra, conformal', 'central charge', 'supersymmetry', 'current algebra, Becchi-Rouet-Stora'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305039'] | ['It is shown that the two dimensional gravity, described either in the conformal gauge (the Liouville theory) or in the light cone gauge, when coupled to matter possesses an infinite number of twisted $N=2$ superconformal symmetries. The central charges of the $N=2$ algebra for the two gauge choices are in general dif... | ['2002-07-08'] |
17,597 | ['eng'] | ['Bassetto, A', 'Griguolo, L', 'Zanca, P'] | ['Non Perturbative Solutions and Scaling Properties of Vector, Axial--Vector Electrodynamics in $1+1$ Dimensions'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'fermion', 'field theory, vector', 'field theory, axial-vector', 'dimension, 2', 'path integral', 'propagator', 'quantization', 'Hamiltonian formalism', 'Thirring model'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305031'] | ['We study by non perturbative techniques a vector, axial--vector theory characterized by a parameter which interpolates between pure vector and chiral Schwinger models. Main results are two windows in the space of parameters which exhibit acceptable solutions. In the first window we find a free massive and a free mass... | ['2002-07-08'] |
17,598 | ['eng'] | ['Francesco, P D', 'Yankielowicz, S'] | ['Ramond Sector Characters and N=2 Landau-Ginzburg Models'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'supersymmetry, superfield', 'symmetry, SU(2)', 'symmetry, SU(N)', 'dimension, 2', 'Landau-Ginzburg model', 'partition function', 'invariance, modular', 'coset space', 'analytic properties'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305037'] | ['We give a direct proof of the new "product" expression for the Ramond sector characters of N=2 minimal models recently suggested by E. Witten. Our construction allows us to generalize these expressions to the D and E series of N=2 minimal models, as well as to other N=2 Kazama--Suzuki coset models such as $SU(N)\\tim... | ['2002-07-08'] |
17,599 | ['eng'] | ['Birmingham, Daniel', 'Rakowski, M'] | ['Combinatorial Invariants from Four Dimensional Lattice Models'] | ['Particle Physics - Theory'] | ['gauge field theory, Z(2)', 'gauge field theory, Z(3)', 'lattice field theory', 'partition function', 'boundary condition'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9305022'] | ['Revision contains rewording of selected text'] | ['2002-07-08'] |
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