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 |
|---|---|---|---|---|---|---|---|---|
16,500 | ['eng'] | ['Gill, A J', 'Rivers, R J'] | ['The dynamics of vortex and monopole production by quench induced phase separation'] | ['Particle Physics - Theory'] | ['topology, defect', 'defect, density', 'critical phenomena', 'symmetry breaking', 'symmetry, O(N)', 'vortex, production', 'production, vortex', 'field equations, monopole', 'monopole, production', 'production, monopole', 'field theory, scalar', 'correlation, length'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410159'] | ['Our understanding of the mechanism by which topological defects are formed in symmetry breaking phase transitions has recently changed. We examine the non-equilibrium dynamics of defect formation for weakly-coupled global O(N) theories possessing vortices (strings) and monopoles. It is seen that, as domains form and ... | ['1994-10-25'] |
16,501 | ['eng'] | ['Troost, W', 'Van Proeyen, A'] | ['Regularisation, the BV method, and the antibracket cohomology'] | ['Particle Physics - Theory'] | ['talk', 'gauge field theory', 'quantization, Batalin-Vilkovisky', 'dependence, gauge', 'operator, algebra', 'cohomology', 'regularization, Pauli-Villars', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410162'] | ['We review the Lagrangian Batalin--Vilkovisky method for gauge theories. This includes gauge fixing, quantisation and regularisation. We emphasize the role of cohomology of the antibracket operation. Our main example is d=2 gravity, for which we also discuss the solutions for the cohomology in the space of local integ... | ['1994-10-24'] |
16,502 | ['eng'] | ['Arias, P J', 'Restuccia, A'] | ['Topological sectors of spin 1 theories in 2+1 dimensions'] | ['Particle Physics - Theory'] | ['field theory, vector', 'field theory, topological', 'field theory, action', 'path integral', 'effective action', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410134'] | ["is shown that the Topological Massive and ``Self-dual'' theories, which are known to provide locally equivalent descriptions of spin 1 theories in 2+1 dimensions, have different global properties when formulated over topologically non-trivial regions of space-time. The partition function of these theories, when const... | ['1994-10-19'] |
16,503 | ['eng'] | ['Aldaya, V', 'Calixto, M', 'Guerrero, J'] | ['Group-theoretical determination of the mixing angle in the electroweak gauge group'] | ['Particle Physics - Theory'] | ['electroweak interaction', 'Weinberg angle', 'algebra, Lie', 'gauge field theory, SU(2) x U(1)', 'coupling constant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410131'] | ['The assumption that the Weinberg rotation between the gauge fields associated with the third component of the ``weak isospin" (T_3) and the hypercharge (Y) proceeds in a natural way from a global homomorphism of the SU(2)\\otimes U(1) gauge group in some locally isomorphic group (which proves to be U(2)), imposes str... | ['1994-10-19'] |
16,504 | ['eng'] | ['Khuri, N N'] | ['Potential scattering on R$^{3}$ x S$^{1}$'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'space-time, R(3) x S(1)', 'potential', 'scattering amplitude', 'topology, effect', 'analytic properties', 'dispersion relations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410129'] | ['In this paper we consider non-relativistic quantum mechanics on a space with an additional internal compact dimension, i.e. R^3\\otimes S^1 instead of R^3. More specifically we study potential scattering for this case and the analyticity properties of the forward scattering amplitude, T_{nn}(K), where K^2 is the tota... | ['1994-10-19'] |
16,505 | ['eng'] | ['Pordt, A'] | ['On renormalization group flows and polymer algebras'] | ['Particle Physics - Theory'] | ['talk', 'field theory, scalar', 'partition function', 'renormalization group, transformation', 'renormalization group, beta function', 'block spin transformation', 'algebra, polymer', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410125'] | ['In this talk methods for a rigorous control of the renormalization group (RG) flow of field theories are discussed. The RG equations involve the flow of an infinite number of local partition functions. By the method of exact beta-function the RG equations are reduced to flow equations of a finite number of coupling c... | ['1994-10-19'] |
16,506 | ['eng'] | ['Gianvittorio, R', 'Restuccia, A', 'Stephany, J'] | ["A new action principle for Witten's topological field theory"] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'gauge field theory, tensor', 'field theory, topological', 'field theory, action', 'invariance, Becchi-Rouet-Stora', 'Hamiltonian formalism', 'effective action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410123'] | ["In this letter a new gauge invariant, metric independent action is introduced from which Witten's Topological Quantum Field Theory may be obtained after gauge fixing using standard BRST techniques. In our model the BRST algebra of transformations, under which the effective action is invariant, close off-shell in dist... | ['1994-10-19'] |
16,507 | ['eng'] | ['Katanaev, M O'] | ['Canonical quantization of the string with dynamical geometry and anomaly free nontrivial string in two dimensions'] | ['Particle Physics - Theory'] | ['string model', 'quantization', 'gravitation, torsion', 'dimension, 2', 'Hamiltonian formalism, constraint', 'algebra, Virasoro', 'linear spaces, Fock space'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=0101168'] | ['Hamiltonian formulation of the string with dynamical geometry and two-dimensional gravity with torsion is given. Canonical Hamiltonian equals to the linear combination of first class constraints satisfying closed algebra. It is the semidirect sum of the Virasoro algebra and the abelian subalgebra corresponding to the... | ['2001-01-26'] |
16,508 | ['eng'] | ['Larsen, A L', 'Sánchez, N'] | ['Mass spectrum of strings in anti de Sitter spacetime'] | ['Particle Physics - Theory'] | ['space-time, de Sitter', 'string model', 'quantization, 1', 'phase space', 'black hole', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410132'] | ["We perform string quantization in anti de Sitter (AdS) spacetime. The string motion is stable, oscillatory in time with real frequencies \\omega_n= \\sqrt{n^2+m^2\\alpha'^2H^2} and the string size and energy are bounded. The string fluctuations around the center of mass are well behaved. We find the mass formula whic... | ['1994-10-19'] |
16,509 | ['eng'] | ['Devchand, C', 'Ogievetsky, N V'] | ['Four dimensional integrable theories'] | ['Particle Physics - Theory'] | ['talk', 'integrability', 'gauge field theory, Yang-Mills', 'supersymmetry, superspace', 'relativity theory, general', 'duality', 'supergravity', 'superspace, harmonic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410147'] | ['There exist many four dimensional integrable theories. They include self-dual gauge and gravity theories, all their extended supersymmetric generalisations, as well the full (non-self-dual) N=3 super Yang-Mills equations. We review the harmonic space formulation of the twistor transform for these theories which yield... | ['1996-06-03'] |
16,510 | ['eng'] | ['Henningson, M'] | ['World-sheet aspects of mirror symmetry'] | ['Particle Physics - Theory'] | ['talk, Stockholm 1994/09/19', 'string model', 'supersymmetry', 'dimension, >4', 'spontaneous compactification', 'fermion, mirror particle', 'field theory, Calabi-Yau', 'orbifold', 'Landau-Ginzburg model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410148'] | ['(Talk given at the Oskar Klein centenary symposium 19-21 September 1994 in Stockholm, Sweden, to appear in the proceedings.) The first half of this talk is a non-technical discussion of some general aspects of string theory, in particular the problem of compactification. We also give an introduction to mirror symmetr... | ['1996-06-03'] |
16,511 | ['eng'] | ['Dorey, N', 'Hollowood, Timothy J'] | ['Quantum scattering of charged solitons in the complex sine-Gordon model'] | ['Particle Physics - Theory'] | ['field equations, soliton', 'charged particle, soliton', 'scattering, meson soliton', 'meson soliton, scattering', 'scattering, soliton soliton', 'soliton soliton, scattering', 'sine-Gordon model', 'S-matrix', 'coupling constant', 'approximation, quasiclassical', 'Feynman graph', 'coset space, SU(2)/U(1)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410140'] | ['The scattering of charged solitons in the complex sine-Gordon field theory is investigated. An exact factorizable S-matrix for the theory is proposed when the renormalized coupling constant takes the values \\lambda^{2}_{R}=4\\pi/k for any integer k>1: the minimal S-matrix associated with the Lie algebra a_{k-1}. It ... | ['1994-10-20'] |
16,512 | ['eng'] | ["D'Andrade, M A"] | ['Some properties of charge-conjugated spinors in D dimensions'] | ['Particle Physics - Theory'] | ['space-time', 'any-dimensional', 'group theory, Lorentz', 'group theory, representation', 'spinor', 'charge conjugation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9411155', 'http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=.&id=SCAN-9410295'] | ['Spinors for an arbitrary Minkowski space with signature (t, s) are reassessed in connection with D-dimensional free Dirac action. The possibility of writing down kinetic and mass terms for charge-conjugated spinors is discussed in terms of the number of time-like directions of the space-time.'] | ['1994-11-22'] |
16,513 | ['eng'] | ['Bonini, M', "D'Attanasio, M", 'Marchesini, G'] | ['BRS symmetry for Yang-Mills theory with exact renormalization group'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'effective action', 'invariance, Becchi-Rouet-Stora', 'renormalization group, transformation', 'perturbation theory, higher-order', 'Slavnov identity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410138'] | ["In the exact renormalization group (RG) flow in the infrared cutoff \\Lambda one needs boundary conditions. In a previous paper on SU(2) Yang-Mills theory we proposed to use the nine physical relevant couplings of the effective action as boundary conditions at the physical point \\Lambda=0 (these couplings are define... | ['1994-10-20'] |
16,514 | ['eng'] | ['Rakowski, M'] | ['Topological modes in dual lattice models'] | ['Particle Physics - Theory'] | ['gauge field theory, Z(N)', 'lattice field theory, simplex', 'duality, transformation', 'dimension, 4', 'cohomology', 'Ising model', 'dimension, 3', 'topology'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410137'] | ['Lattice gauge theory with gauge group Z_{P} is reconsidered in four dimensions on a simplicial complex K. One finds that the dual theory, formulated on the dual block complex \\hat{K}, contains topological modes which are in correspondence with the cohomology group H^{2}(\\hat{K},Z_{P}), in addition to the usual dyna... | ['1994-10-20'] |
16,515 | ['eng'] | ['Copeland, E J', 'Lahiri, A', 'Wands, D'] | ['String cosmology with a time-dependent antisymmetric tensor potential'] | ['Particle Physics - Theory'] | ['string model', 'effective action', 'field theory, tensor', 'field theory, dilaton', 'renormalization group, beta function', 'duality, transformation', 'field equations, solution', 'astrophysics, model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410136'] | ['We present a class of exact solutions for homogeneous, anisotropic cosmologies in four dimensions derived from the low-energy string effective action including a homogeneous dilaton \\phi and antisymmetric tensor potential B_{\\mu\\nu}. Making this potential time-dependent produces an anisotropic energy-momentum tens... | ['1994-10-20'] |
16,516 | ['eng'] | ['Chamseddine, A H'] | ['Review of non-commutative geometric methods applied to particle physics'] | ['Particle Physics - Theory'] | ['talk', 'differential geometry, noncommutative', 'Salam-Weinberg model', 'unified field theory', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410124'] | ['This is a brief review where some basic elements of non-commutative geometry are given. The rules and ingredients that enter in the construction of the standard model and grand unification models in non-commutative geometry are summarized. A connection between some space-time supersymmetric models and non-commutative... | ['1994-10-19'] |
16,517 | ['eng'] | ['Hlousek, Zvonimir T', 'Spector, D'] | ['Supersymmetry and solitons'] | ['Particle Physics - Theory'] | ['talk', 'field equations, soliton', 'field equations, instanton', 'charge, topological', 'supersymmetry', 'energy, lower limit'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410127'] | ['This talk summarizes our recent work establishing an algebraic, model-independent basis for the existence of \\B bounds and \\B equations for topologically non-trivial solitons and instantons. Our arguments use supersymmetry in an essential way to understand both supersymmetric and non-supersymmetric theories. Our ar... | ['1994-10-19'] |
16,518 | ['eng'] | ['Elizalde, E', 'Odintsov, S D', 'Romeo, A'] | ['Improved effective potential in curved spacetime and quantum matter'] | ['Particle Physics - Theory'] | ['relativity theory, general', 'field theory, action', 'gauge field theory, U(1)', 'field theory, scalar', 'effective action', 'renormalization group', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410113'] | ['\\noindent{\\large\\bf Abstract.} We develop a general formalism to study the renormalization group (RG) improved effective potential for renormalizable gauge theories ---including matter-R^2-gravity--- in curved spacetime. The result is given up to quadratic terms in curvature, and one-loop effective potentials may ... | ['1994-10-18'] |
16,519 | ['eng'] | ['Barbarin, F', 'Ragoucy, E', 'Sorba, Paul'] | ['Finite W-algebras and intermediate statistics'] | ['Particle Physics - Theory'] | ['algebra, W(N)', 'algebra, constraint', 'algebra, representation', 'algebra, finite', 'postulated particle, anyon', 'spin, statistics', 'statistics, spin', 'particle, relativistic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410114'] | ['New realizations of finite W algebras are constructed by relaxing the usual constraint conditions. Then, finite W algebras are recognized in the Heisenberg quantization recently proposed by Leinaas and Myrheim, for a system of two identical particles in d dimensions. As the anyonic parameter is directly associated to... | ['1994-10-18'] |
16,520 | ['eng'] | ['Fredenhagen, Klaus', 'Gaberdiel, M R', 'Rüger, S M'] | ['Scattering states of plektons (particles with braid group statistics) in 2 + 1 dimensional quantum field theory'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'dimension, 3', 'spin, statistics', 'statistics, spin', 'operator, algebra', 'braid group', 'scattering'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410115'] | ['A Haag-Ruelle scattering theory for particles with braid group statistics is developed, and the arising structure of the Hilbert space of multiparticle states is analyzed.'] | ['1994-10-18'] |
16,521 | ['eng'] | ['Izawa, K I'] | ['Derivative expansion in quantum theory of gravitation'] | ['Particle Physics - Theory'] | ['relativity theory, general', 'perturbation theory', 'effective Lagrangian', 'quantization', 'transformation, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410111'] | ['The cosmological term prevents perturbation based on derivative expansion in Einstein gravity. We consider quantum theory of gravitation invariant under volume-preserving diffeomorphism and Weyl transformation, which is suitable for derivative expansion.'] | ['1994-10-18'] |
16,522 | ['eng'] | ['Sardanashvily, G'] | ['True functional integrals in algebraic quantum field theory'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'algebra', 'field theory, scalar', 'fermion, field theory', 'path integral', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410107'] | ["The familiar generating functionals in QFT fail to be true measures since the Lebesgue measure in infinite-dimensional spaces is not defined in general. The problem lies in constructing representations of topological ^*-algebras of quantum fields which are not normed. We restrict our consideration only to chronologic... | ['1994-10-17'] |
16,523 | ['eng'] | ['Schmidt, M G', 'Schubert, C'] | ['Multiloop calculations in the string-inspired formalism'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'fermion', 'gauge field theory, background field', 'path integral', 'two-point function', 'renormalization group, beta function', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410100'] | ['We use the worldline path-integral approach to the Bern-Kosower formalism for developing a new algorithm for calculation of the sum of diagrams with one spinor-loop and fixed numbers of external and internal photons. The method is based on worldline supersymmetry, and on the construction of multiloop worldline Green ... | ['1994-10-17'] |
16,524 | ['eng'] | ['Dick, R'] | ['Half-differentials and fermion propagators'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'spinor, massless', 'massless, spinor', 'fermion, propagator', 'differential forms', 'analytic properties', 'transformation, Weyl'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410099'] | ['From a geometric point of view, massless spinors in 3+1 dimensions are composed of primary fields of weights (\\frac{1}{2},0) and (0,\\frac{1}{2}), where the weights are defined with respect to diffeomorphisms of a sphere in momentum space. The Weyl equation thus appears as a consequence of the transformation behavio... | ['1994-10-17'] |
16,525 | ['eng'] | ['Goodison, J W', 'Toms, David J'] | ['The canonical partition function for quons'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'algebra, oscillator', 'algebra, deformation', 'quantum algebra', 'spin, statistics', 'statistics, spin', 'partition function', 'correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410096'] | ["We calculate the canonical partition function Z_N for a system of N free particles obeying so-called `quon' statistics where q is real and satisfies |q|<1 by using simple counting arguments. We observe that this system is afflicted by the Gibbs paradox and that Z_N is independent of q. We demonstrate that such a syst... | ['1994-10-17'] |
16,526 | ['eng'] | ['Hindmarsh, M B', 'Strobl, K'] | ['Statistical properties of strings'] | ['Particle Physics - Theory'] | ['astrophysics, string', 'statistics', 'correlation function', 'scaling', 'energy levels, density', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410094'] | ["We investigate numerically the configurational statistics of strings. The algorithm models an ensemble of global U(1) cosmic strings, or equivalently vortices in superfluid ^4He. We use a new method which avoids the specification of boundary conditions on the lattice. We therefore do not have the artificial distincti... | ['1994-10-17'] |
16,527 | ['eng'] | ['Sato, H T', 'Suzuki, H'] | ['On Bogoliubov transformation of scalar wave functions in de Sitter space'] | ['Particle Physics - Theory'] | ['quantum gravity', 'space-time, de Sitter', 'wave function, scalar', 'Bogolyubov transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410092'] | ['We discuss the Bogoliubov transformation of the scalar wave functions caused by the change of coordinates in 4 dimensional de Sitter space. It is shown that the exact Bogoliubov coefficients can be obtained from the global coordinates to the static coordinates where there exist manifest horizon. We consider two type ... | ['1994-10-17'] |
16,528 | ['eng'] | ['Ivanov, D'] | ['Knizhnik-Zamolodchikov-Bernard equations on Riemann surfaces'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'Riemann surfaces', 'differential forms', 'moduli space', 'Knizhnik-Zamolodchikov equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410091'] | ['Knizhnik-Zamolodchikov-Bernard equations for twisted conformal blocks on compact Riemann surfaces with marked points are written explicitly in a general projective structure in terms of correlation functions in the theory of twisted b-c systems. It is checked that on the moduli space the equations provide a flat conn... | ['1994-10-17'] |
16,529 | ['eng'] | ['Asano, M', 'Itoi, C', 'Kojima, S I'] | ['Quantum diffusion process with a complex weight on three dimensional lattice'] | ['Particle Physics - Theory'] | ['talk, Protvino 1994/06/27', 'lattice field theory', 'dimension, 3', 'random walk', 'particle, spin', 'spin, particle', 'path integral', 'diffusion', 'critical phenomena', 'field theory, relativistic', 'continuum limit', 'universality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410090'] | ['A rigorous definition of a path integral for a spinning particle in three dimensions is given on a regular cubic lattice. The critical diffusion constant and the associated critical exponents in each spin are calculated. Continuum field theories such as Klein-Gordon, Dirac and massive Chern-Simons theories are constr... | ['1994-10-17'] |
16,530 | ['eng'] | ['Schrör, B'] | ['Reminiscences about many pitfalls'] | ['Particle Physics - Theory'] | ['axiomatic field theory, history', 'causality', 'braid group', 'superselection rule', 'quantum group', 'quantization', 'statistics', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410085'] | ['Laymen and sometimes even physicists think of natural sciences, in particular of theoretical and mathematical physics often as subjects, which unfold according to an intrinsic logical pattern, with the limitations being set only by the conceptual and (in case of mathematical physics) mathematical developments of the ... | ['1994-10-13'] |
16,531 | ['eng'] | ['Dorn, H'] | ['On gravitational dressing of renormalization group $\\beta$-functions beyond lowest order of perturbation theory'] | ['Particle Physics - Theory'] | ['dimension, 2', 'field theory, conformal', 'renormalization group, beta function', 'perturbation theory, higher-order', 'gravitation, effect'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410084'] | ['Based on considerations in conformal gauge I derive up to nextleading order a relation between the coefficients of beta-functions in 2D renormalizable field theories before and after coupling to gravity. The result implies a coupling constant dependence of the ratio of both beta-functions beyond leading order.'] | ['1994-10-13'] |
16,532 | ['eng'] | ['Rembielinski, J'] | ['Quantization of the tachyonic field'] | ['Particle Physics - Theory'] | ['field theory, tachyon', 'quantization', 'causality', 'relativity theory', 'cosmic radiation, background', 'symmetry, spontaneously broken', 'transformation, Lorentz'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410079'] | ['A consistent quantization scheme for imaginary-mass field is proposed. It is related to an appriopriate choice of the synchronization procedure (definition of time), which guarantee an absolute causality. In that formulation a possible existence of field exctitations (tachyons) distinguish an inertial frame (tachyon ... | ['1994-10-12'] |
16,533 | ['eng'] | ['Eholzer, W', 'Skoruppa, N P'] | ['Conformal characters and theta series'] | ['Particle Physics - Theory'] | ['algebra, W(N)', 'algebra, representation', 'field theory, conformal', 'field theory, rational', 'transformation, modular', 'group theory, SL(2,Z)', 'algebra, quaternion', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410077'] | ['We describe the construction of vector valued modular forms transforming under a given congruence representation of the modular group SL(2,Z) in terms of theta series. We apply this general setup to obtain closed and easily computable formulas for conformal characters of rational models of W-algebras.'] | ['1994-10-12'] |
16,534 | ['eng'] | ['Linde, Andrei D'] | ['Lectures on inflationary cosmology'] | ['Particle Physics - Theory'] | ['lectures, Stanford 1994/07/24', 'lectures, Capri 1994/05/27', 'inflationary universe, model', 'chaos', 'topology, defect', 'astrophysics, fundamental constant', 'boundary condition', 'critical phenomena', 'postulated particle, magnetic monopole', 'numerical calculations', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410082'] | ['A general overview of the history and present status of inflationary cosmology is given. Recent developments discussed in this paper include the hybrid inflation scenario, the theory of reheating, and the theory of inflating tolopogical defects. We also discuss the theory of a stationary self-reproducing inflationary... | ['1994-10-12'] |
16,535 | ['eng'] | ['Yoshimura, M'] | ['Time evolution of pure quantum state and emergence of a nearly thermal state'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'finite temperature', 'density matrix', 'time dependence', 'model, oscillator', 'astrophysics'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410075'] | ['Dynamical evolution of the quantum ground state (vacuum) is analyzed for time variant harmonic oscillators characterized by asymptotically constant frequency. The oscillatory density matrix in the asymptotic future is uniquely determined by a constant number of produced particles, independent of other details of tran... | ['1994-10-12'] |
16,536 | ['eng'] | ['Chang, L N'] | ['Chiral fermions, gravity and GUTs'] | ['Particle Physics - Theory'] | ['talk, Philadelphia 1994/09/08', 'fermion, chiral', 'coupling, gravitation', 'gravitation, coupling', 'anomaly', 'grand unified theory', 'gauge field theory, SU(3) x SU(2) x U(1)', 'quantum gravity', 'spinor, Weyl', 'Weyl, spinor', 'multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9411064'] | ["We discuss a global anomaly associated with the coupling of chiral Weyl fermions to gravity. The Standard Model based upon SU(3){\\times}SU(2){\\times}{U(1)} which has 15 fermions per generation is shown to be inconsistent if all background spin manifolds with signature invariant \\tau=8k are allowed. Similarly, GUTs... | ['1994-11-10'] |
16,537 | ['eng'] | ['Pitkänen, M'] | ['p-adic description of Higgs mechanism; 2, general theory'] | ['Particle Physics - Theory'] | ['number theory', 'mass spectrum', 'field theory, conformal', 'field theory, topological', 'effect, Higgs', 'supersymmetry', 'Dirac equation', 'algebra, Virasoro', 'algebra, representation', 'particle, model', 'symmetry breaking, conformal', 'moduli space', 'symmetry, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410059'] | ['This paper belongs to the series devoted to the calculation of particle masses in p-adic conformal field theory limit of TGD. The concept of topological condensate generalizes the concept of 3-space. Various hierarchically ordered levels of the condensate obey effective p-adic topology and fractal considerations moti... | ['1996-06-03'] |
16,538 | ['eng'] | ['Pitkänen, M'] | ['p-adic description of Higgs mechanism; 1, p-adic square root and p-adic light cone'] | ['Particle Physics - Theory'] | ['number theory', 'mass spectrum', 'field theory, conformal', 'field theory, topological', 'light cone', 'n-point function', 'effect, Higgs', 'algebra, Kac-Moody', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410058'] | ['This paper is the first one in the series devoted to the calculation of particle mass spectrum in Topological GeometroDynamics. TGD Universe is critical at quantum level and an attractive idea to realize criticality is via conformal invariance. Ordinary real numbers do not allow this but if one assumes that in long l... | ['1996-06-03'] |
16,539 | ['eng'] | ['Gibbons, G W', 'Horowitz, Gary T', 'Townsend, P K'] | ['Higher-dimensional resolution of dilatonic black hole singularities'] | ['Particle Physics - Theory'] | ['black hole, dilaton', 'space-time, singularity', 'coupling constant, dilaton', 'dilaton, coupling constant', 'membrane model, p-brane', 'supergravity', 'boundary condition', 'dimensional reduction', 'energy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410073'] | ['We show that the four-dimensional extreme dilaton black hole with dilaton coupling constant a= \\sqrt{p/(p+2)} can be interpreted as a {\\it completely non-singular}, non-dilatonic, black p-brane in (4+p) dimensions provided that p is {\\it odd}. Similar results are obtained for multi-black holes and dilatonic extend... | ['1994-10-11'] |
16,540 | ['eng'] | ['Pitkänen, M'] | ['p-adic description of Higgs mechanism; 5, new physics'] | ['Particle Physics - Theory'] | ['lepton, mass', 'mass, lepton', 'hadron, mass', 'mass, hadron', 'effect, Higgs', 'lepton, bound state', 'bound state, exotic', 'asymptotic freedom', 'postulated particle, leptohadron', 'decay, leptohadron', 'leptohadron, decay', 'field theory, conformal', 'number theory', 'quark, truth', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410062'] | ['TGD suggests the existence of two new branches of physics, namely M_{89} hadron physics and M_{127} leptohadron physics. Leptons and U type quarks are predicted to have light colored excitations. The anomalous production of e^+e^- pairs in heavy ion collisions sup- ports the existence of light leptomeson but there ar... | ['1996-06-03'] |
16,541 | ['eng'] | ['Pitkänen, M'] | ['p-adic description of Higgs mechanism; 4, elementary particle and hadron masses'] | ['Particle Physics - Theory'] | ['lepton, mass', 'mass, lepton', 'boson, mass', 'mass, boson', 'hadron, mass', 'mass, hadron', 'field theory, conformal', 'number theory', 'Weinberg angle', 'interference, topological', 'Kobayashi-Maskawa angle', 'violation, CP', 'hadron, mass formula', 'mass formula, hadron', 'quark, truth', 'potential, Coulomb', 'iso... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410061'] | ['This paper belongs to a series devoted to the calculation of particle masses in p-adic conformal field theory limit of TGD. In paper III elementary particle masses were calculated. In this paper the results are analyzed. One can reproduce lepton and gauge boson masses exactly by taking into account Coulomb self energ... | ['1996-06-03'] |
16,542 | ['eng'] | ['Pitkänen, M'] | ['p-adic description of Higgs mechanism; 3, calculation of elementary particle masses'] | ['Particle Physics - Theory'] | ['fermion, mass', 'mass, fermion', 'boson, mass', 'mass, boson', 'number theory', 'field theory, conformal', 'effect, Higgs', 'algebra, Virasoro', 'gauge boson, mass', 'mass, gauge boson', 'lepton, excited state', 'quark, excited state', 'particle, exotic', 'algebra, representation', 'thermodynamics', 'numerical calcul... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410060'] | ['This paper belongs to the series devoted to the calculation of particle masses in the framework of p-adic conformal field theory limit of Topological GeometroDynamics. In paper II the general formulation of p-adic Higgs mechanism was given. In this paper the calculation of the fermionic and bosonic masses is carried ... | ['1996-06-03'] |
16,543 | ['eng'] | ['Kogan, I I', 'Kovner, A'] | ['Compact QED$_{3}$ : a simple example of a variational calculation in a gauge theory'] | ['Particle Physics - Theory'] | ['quantum electrodynamics, compact', 'dimension, 3', 'Gauss law', 'phase space', 'energy, density', 'mean field approximation', 'mathematical methods, variational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410067'] | ['We apply a simple mean field like variational calculation to compact QED in 2+1 dimensions. Our variational ansatz explicitly preserves compact gauge invariance of the theory. We reproduce in this framework all the known results, including dynamical mass generation, Polyakov scaling and the nonzero string tension. It... | ['1994-10-11'] |
16,544 | ['eng'] | ['Dunne, G'] | ['Self-dual Chern-Simons theories'] | ['Particle Physics - Theory'] | ['lectures, Mt. Sorak 1994/06/27', 'gauge field theory, Yang-Mills', 'Chern-Simons term', 'dimension, 3', 'duality', 'field equations, instanton', 'operator, Lax', 'vacuum state', 'algebra, representation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410065'] | ["In these lectures I review classical aspects of the self-dual Chern-Simons systems which describe charged scalar fields in 2+1 dimensions coupled to a gauge field whose dynamics is provided by a pure Chern-Simons Lagrangian. These self-dual models have one realization with nonrelativistic dynamics for the scalar fiel... | ['1994-10-11'] |
16,545 | ['eng'] | ['Susskind, Leonard', 'Uglum, J'] | ['Black holes, interactions, and strings'] | ['Particle Physics - Theory'] | ['talk', 'black hole, horizon', 'particle, interaction', 'interaction, particle', 'angular momentum', 'string model', 'supersymmetry', 'radiation, Hawking', 'field theory, scalar'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410074'] | ['We give some examples in which neglecting the interactions between particles or truncating the description of a black hole to the spherically symmetric mode leads to unphysical results. The restoration of the interactions and higher angular momentum modes resolves these problems. It is argued that mathematical consis... | ['1994-10-11'] |
16,546 | ['eng'] | ['Witten, Edward'] | ['Sigma models and the ADHM construction of instantons'] | ['Particle Physics - Theory'] | ['sigma model, linear', 'supersymmetry, transformation', 'dimension, 2', 'field theory, action', 'string model', 'gauge field theory, Yang-Mills', 'gauge field theory, instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410052'] | ['This paper is devoted to the construction of a family of linear sigma models with (0,4) supersymmetry which should flow in the infrared to the stringy version of Yang-Mills instantons on {\\bf R}^4. The family depends on the full set of expected parameters and is obtained by using the data that appear in the ADHM con... | ['1994-10-10'] |
16,547 | ['eng'] | ['Gregory, R', 'Laflamme, R'] | ['Evidence for the stability of extremal black p-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'stability', 'black hole, entropy', 'field theory, dilaton', 'string model', 'supersymmetry', 'perturbation theory', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410050'] | ['We investigate the stability of the extremal black p-brane which contains a n-form and a dilaton. We show that the instability due to the s-mode, which was present in the uncharged and non-extremal p-brane, disappears in the extreme case. This is shown to be consistent with an entropy argument which shows that the ze... | ['1994-10-10'] |
16,548 | ['eng'] | ['Duff, Michael J'] | ['Kaluza-Klein theory in perspective'] | ['Particle Physics - Theory'] | ['talk', 'Kaluza-Klein model', 'space-time, torus', 'string model', 'supersymmetry', 'black hole', 'dimension, 5', 'gauge field theory, nonabelian', 'supergravity', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410046'] | ['The Kaluza-Klein idea of extra spacetime dimensions continues to pervade current attempts to unify the fundamental forces, but in ways somewhat different from that originally envisaged. We present a modern perspective on the role of internal dimensions in physics, focussing in particular on superstring theory. A nove... | ['1994-10-10'] |
16,549 | ['eng'] | ['Hu, Z N'] | ['Weyl pair, current algebra and shift operator'] | ['Particle Physics - Theory'] | ['lattice field theory', 'current algebra, abelian', 'algebra, Weyl', 'braid group'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410045'] | ['The Abelian current algebra on the lattice is given from a series of the independent Weyl pairs and the shift operator is constructed by this algebra. So the realization of the operators of the braid group is obtained. For |q|\\neq 1 the shift operator is the product of the theta functions of the generators w_n of th... | ['1994-10-10'] |
16,550 | ['eng'] | ["'t Hooft, Gerardus"] | ['Gauge theory and renormalization'] | ['Particle Physics - Theory'] | ['talk, Erice 1994/07/29', 'particle physics, history', 'gauge field theory, Yang-Mills', 'fermion', 'Higgs model', 'perturbation theory, higher-order', 'renormalization', 'regularization, dimensional', 'dependence, gauge', 'path integral', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410038'] | ['Early developments leading to renormalizable non-Abelian gauge theories for the weak, electromagnetic and strong interactions, are discussed from a personal viewpoint. They drastically improved our view of the role of field theory, symmetry and topology, as well as other branches of mathematics, in the world of eleme... | ['1994-10-10'] |
16,551 | ['eng'] | ['Grigore, D R'] | ['Free fields for any spin in relativistic quantum mechanics'] | ['Particle Physics - Theory'] | ['quantum mechanics, relativistic', 'field theory, action', 'spin, high', 'high, spin', 'group theory, representation', 'linear spaces, Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410044'] | ['A general discussion of the construction of free fields based on Weinberg anszatz is provided and various applications appearing in the litterature are considered.'] | ['1994-10-10'] |
16,552 | ['eng'] | ['Müller, V F'] | ['Classical non-abelian solitons'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'dimension, 2', 'symmetry, nonabelian', 'field equations, soliton', 'charge, topological'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410040'] | ['In two space-time dimensions a class of classical multicomponent scalar field theories with discrete, in general non-Abelian global symmetry is considered. The corresponding soliton solutions are given for the cases of 2, 3, and 4 components.'] | ['1994-10-11'] |
16,553 | ['eng'] | ['Das, A', 'Hott, M B'] | ['Path integral solubility of a general two-dimensional model'] | ['Particle Physics - Theory'] | ['dimension, 2', 'fermion, field theory', 'field theory, vector', 'path integral', 'integrability'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410031'] | ['-- The solubility of a general two dimensional model, which reduces to various models in different limits, is studied within the path integral formalism. Various subtleties and interesting features are pointed out.'] | ['1994-10-06'] |
16,554 | ['eng'] | ['Ortiz, M E'] | ['Black holes, the Wheeler-DeWitt equation and the semi-classical approximation'] | ['Particle Physics - Theory'] | ['talk, Stanford 1994/07/24', 'black hole, mass', 'mass, black hole', 'dimension, 2', 'radiation, Hawking', 'matter', 'gravitation', 'approximation, quasiclassical', 'Wheeler-DeWitt equation, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410030'] | ['The definition of matter states on spacelike hypersurfaces of a 1+1 dimensional black hole spacetime is considered. Because of small quantum fluctuations in the mass of the black hole, the usual approximation of treating the gravitational field as a classical background on which matter is quantized, breaks down near ... | ['1994-10-06'] |
16,555 | ['eng'] | ['Dolan, L', 'Goddard, P', 'Montague, P S'] | ['Conformal field theories, representations and lattice constructions'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'boson, chiral', 'field theory, representation', 'symmetry, Z(2)', 'lattice field theory', 'operator, vertex', 'duality', 'group theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410029'] | ["An account is given of the structure and representations of chiral bosonic meromorphic conformal field theories (CFT's), and, in particular, the conditions under which such a CFT may be extended by a representation to form a new theory. This general approach is illustrated by considering the untwisted and Z_2-twisted... | ['1994-10-06'] |
16,556 | ['eng'] | ['Soldati, R'] | ['The Mandelstam-Leibbrandt prescription and the discretized light front quantization'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'quantization, light front', 'Hamiltonian formalism', 'infrared problem', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410043'] | ['It is shown that the quantization of the unphysical degrees of freedom which leads to the Mandelstam--Leibbrandt prescription for the infrared spurious singularities in the continuum light cone gauge, does indeed suggest some quite natural recipe to treat the zero modes in the Discretized Light Front Quantization of ... | ['1994-10-10'] |
16,557 | ['eng'] | ['Sezgin, X'] | ['Search for duality symmetries in p-brane theories'] | ['Particle Physics - Theory'] | ['talk', 'membrane model, p-brane', 'supersymmetry', 'duality, SL(2)', 'duality, transformation', 'constraint, reparametrization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410051'] | ['The requirement of an SL(2) duality symmetry, mixing the worldvolume field equations with Bianchi identities, leads to a highly nonlinear equation involving the transformation parameters and certain worldvolume currents. In general, this equation seems to admit a solution only for a two parameter subgroup of the seek... | ['1994-10-11'] |
16,558 | ['eng'] | ['Elizalde, E', 'Odintsov, S D', 'Romeo, A'] | ['Manifestations of quantum gravity in scalar QED phenomena'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'field theory, scalar', 'quantum gravity, effect', 'effective potential', 'symmetry, spontaneously broken', 'perturbation theory, higher-order', 'renormalization group', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410028'] | ['Quantum gravitational corrections to the effective potential, at one-loop level and in the leading-log approximation, for scalar quantum electrodynamics with higher-derivative gravity ---which is taken as an effective theory for quantum gravity (QG)--- are calculated. We point out the appearence of relevant phenomena... | ['1994-10-06'] |
16,559 | ['eng'] | ['Meyer, U'] | ['Projective quantum spaces'] | ['Particle Physics - Theory'] | ['quantum space', 'quantum algebra, SU(N)', 'R-matrix', 'space-time, Grassmann', 'algebra, Hopf'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410039'] | ['Associated to the standard SU_{q}(n) R-matrices, we introduce quantum spheres S_{q}^{2n-1}, projective quantum spaces CP_{q}^{n-1}, and quantum Grassmann manifolds G_{k}(C_{q}^{n}). These algebras are shown to be homogeneous quantum spaces of standard quantum groups and are also quantum principle bundles in the sense... | ['1994-10-07'] |
16,560 | ['eng'] | ['LeClair, A'] | ['Quantum solitons in non-linear optics'] | ['Particle Physics - Theory'] | ['optics, nonlinear', 'field equations, soliton', 'matter, dielectric', 'electromagnetic field', 'quantization', 'sine-Gordon equation, classical', 'correction', 'scattering, soliton', 'soliton, scattering'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410037'] | ['It is known that classical electromagnetic radiation at a frequency in resonance with energy splittings of atoms in a dielectric medium can be described using the classical sine-Gordon equation. In this paper we quantize the electromagnetic field and compute quantum corrections to the classical results by using known... | ['1994-10-07'] |
16,561 | ['eng'] | ['Theron, A N', 'Schaposnik, F A', 'Scholtz, F G', 'Geyer, H B'] | ['Non-abelian bosonization from factored coset models in path integrals'] | ['Particle Physics - Theory'] | ['gauge field theory, U(N)', 'fermion', 'path integral, measure', 'anomaly', 'bosonization', 'coset space', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410035'] | ['We present a derivation of abelian and non-abelian bosonization in a path integral setting by expressing the generating functional for current-current correlation functions as a product of a G/G-coset model, which is dynamically trivial, and a bosonic part which contains the dynamics. A BRST symmetry can be identifie... | ['1994-10-07'] |
16,562 | ['eng'] | ['Chang Ngee Pong'] | ['Chiral restoration in the early universe'] | ['Particle Physics - Theory'] | ['talk', 'astrophysics, model', 'symmetry, chiral', 'pi, momentum', 'effective action', 'temperature, high', 'pi, propagator'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9503119'] | ["< \\psibarpsi > vanishing above T_c indicates chiral symmetry restoration at high T. But is it the old T=0 chiral symmetry that is `restored'? In this talk, I report on the spacetime quantization of the BPFTW effective action for quarks in a hot environ. The fermion propagator is known to give a pseudo-Lorentz invari... | ['1995-03-20'] |
16,563 | ['eng'] | ['Donatis, P', 'Iengo, R'] | ['Persistent supercurrents in a planar non-relativistic chiral fluid'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'field theory, scalar', 'dimension, 3', 'model, fluid', 'nonrelativistic', 'Chern-Simons term', 'supersymmetry', 'energy levels'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410001'] | ['We study the possible stationary persistent supercurrents flowing on a cylindrical sample supporting a two-dimensional charged fluid. The internal dynamics of the fluid is obtained by means of an effective theory in which the fluid self-interacts through a U(1) gauge field. We find that the presence of persistent sup... | ['1994-10-04'] |
16,564 | ['eng'] | ['Cederwall, Martin', 'Ferretti, G', 'Nilsson, B E W', 'Westerberg, A'] | ['Schwinger terms and cohomology of pseudodifferential operators'] | ['Particle Physics - Theory'] | ['quantization, 1', 'quantization, 2', 'operator, algebra', 'algebra, commutation relations', 'anomaly', 'cohomology', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410016'] | ["We study the cohomology of the Schwinger term arising in second quantization of the class of observables belonging to the restricted general linear algebra. We prove that, for all pseudodifferential operators in 3+1 dimensions of this type, the Schwinger term is equivalent to the ``twisted'' Radul cocycle, a modified... | ['1994-10-05'] |
16,565 | ['eng'] | ['Rodrigues, J P'] | ['The collective field theory of a singular supersymmetric matrix model'] | ['Particle Physics - Theory'] | ['matrix model', 'supersymmetry', 'potential', 'field theory, collective', 'Hamiltonian formalism', 'vacuum state', 'energy levels'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410012'] | ["The supersymmetric collective field theory with the potential v'(x)=\\omega x-{\\eta\\over x} is studied, motivated by the matrix model proposed by Jevicki and Yoneya to describe two dimensional string theory in a black hole background. Consistency with supersymmetry enforces a two band solution. A supersymmetric cla... | ['1994-10-06'] |
16,566 | ['eng'] | ['Schaden, M', 'Zwanziger, D'] | ['Horizon condition holds pointwise on finite lattice with free boundary conditions'] | ['Particle Physics - Theory'] | ['talk', 'gauge field theory', 'lattice, finite size', 'boundary condition, horizon', 'invariance, modular', 'Landau gauge', 'thermodynamics', 'continuum limit'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410019'] | ['It is proven that the "horizon condition", which was found to characterize the fundamental modular region in continuum theory and the thermodynamic limit of gauge theory on a periodic lattice, holds for every (transverse) configuration on a finite lattice with free boundary conditions.'] | ['1994-10-05'] |
16,567 | ['eng'] | ['Lee, T', 'Min, H'] | ["Bogomol'nyi equations for solitons in Maxwell-Chern-Simons gauge theories with the magnetic moment interaction term"] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'Chern-Simons term', 'field theory, scalar', 'magnetic moment', 'field equations, soliton', 'energy', 'zero mode'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410057'] | ["Without assuming rotational invariance, we derive Bogomol'nyi equations for the solitons in the abelian Chern-Simons gauge theories with the anomalous magnetic moment interaction. We also evaluate the number of zero modes around a static soliton configuration."] | ['1994-10-11'] |
16,568 | ['eng'] | ['Freed, D S'] | ['Higher Algebraic Structures and Quantization'] | ['Particle Physics - Theory'] | ['field theory, topological', 'dimension, 3', 'quantization', 'quantum group', 'Chern-Simons term', 'gauge field theory', 'any-dimensional', 'path integral'] | ['http://documents.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9212115'] | ["We derive (quasi-)quantum groups in 2+1 dimensional topological field theory directly from the classical action and the path integral. Detailed computations are carried out for the Chern-Simons theory with finite gauge group. The principles behind our computations are presumably more general. We extend the classical ... | ['2002-07-04'] |
16,569 | ['eng'] | ['Kieu, T D'] | ['Chiral gauge theory in four dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'fermion, chiral', 'path integral', 'anomaly', 'Ward identity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409198'] | ['A formulation of abelian and non-abelian chiral gauge theories is presented together with arguments for the unitarity and renormalisability in four dimensions. IASSNS-HEP-94/70, UM-P-94/96, and RCHEP-94/26.'] | ['1994-10-03'] |
16,570 | ['eng'] | ['Grundberg, J', 'Hansson, T H'] | ['A coherent state path integral for anyons'] | ['Particle Physics - Theory'] | ['postulated particle, anyon', 'model, oscillator', 'coherent state', 'path integral'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409194'] | ['We derive an su(1,1) coherent state path integral formula for a system of two one-dimensional anyons in a harmonic potential. By a change of variables we transform this integral into a coherent states path integral for a harmonic oscillator with a shifted energy. The shift is the same as the one obtained for anyons b... | ['1994-10-03'] |
16,571 | ['eng'] | ['Kalau, W'] | ['Hamilton formalism in non-commutative geometry'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'differential geometry, noncommutative', 'differential forms', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409193'] | ['We study the Hamilton formalism for Connes-Lott models, i.e., for Yang-Mills theory in non-commutative geometry. The starting point is an associative *-algebra \\cA which is of the form \\cA=C(I,\\cAs) where \\cAs is itself a associative *-algebra. With an appropriate choice of a k-cycle over \\cA it is possible to i... | ['1994-10-03'] |
16,572 | ['eng'] | ['Hawking, Stephen William'] | ['The nature of space and time'] | ['Particle Physics - Theory'] | ['lectures', 'space-time, singularity', 'relativity theory, general', 'Einstein equation', 'black hole, thermodynamics', 'quantum cosmology', 'quantum gravity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409195'] | ['Three illustrated lectures given by Stephen Hawking as part of a series of six lectures with Roger Penrose on the nature of space and time sponsored by Princeton University Press.'] | ['1994-10-03'] |
16,573 | ['eng'] | ['Bershadsky, M', 'Sadov, V'] | ['Theory of Kähler gravity'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, topological', 'dependence, background', 'gauge field theory', 'gravitation, Kaehler', 'differential geometry', 'Hamiltonian formalism', 'string model, topological', 'quantization, Batalin-Vilkovisky', 'quantum mechanics, supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410011'] | ['In this paper we discuss the connection on a space of N=2 TCFT\'s that appears in the context of background (in)dependence. We formulate a family of {\\it target space field theories} with a similar connection on it. Each theory is a gauge theory (with the gauge group being {\\cal SD}iff in the case of 3-fold). It de... | ['1994-10-04'] |
16,574 | ['eng'] | ['Khviengia, Z', 'Lü, H', 'Pope, C N', 'Sezgin, E', 'Wang, X J', 'Xu, K W'] | ['A superstring theory in 2 + 2 dimensions'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry, space-time', 'supersymmetry, transformation', 'algebra, constraint', 'operator, Becchi-Rouet-Stora', 'phase space', 'field theory, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410006'] | ["In this paper we construct a (2,2) dimensional string theory with manifest N=1 spacetime supersymmetry. We use Berkovits' approach of augmenting the spacetime supercoordinates by the conjugate momenta for the fermionic variables. The worldsheet symmetry algebra is a twisted and truncated ``small'' N=4 superconformal ... | ['1994-10-04'] |
16,575 | ['eng'] | ['Vafa, C', 'Witten, Edward'] | ['On orbifolds with discrete torsion'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'field theory, orbifold', 'torsion, discrete', 'geometry, classical', 'symmetry, Z(2) x Z(2)', 'symmetry, mirror', 'symmetry, Z(3) x Z(3)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409188'] | ["We consider the interpretation in classical geometry of conformal field theories constructed from orbifolds with discrete torsion. In examples we can analyze, these spacetimes contain ``stringy regions'' that from a classical point of view are singularities that are to be neither resolved nor blown up. Some of these ... | ['1994-09-30'] |
16,576 | ['eng'] | ['Gitman, D M', 'Gonçalves, A E', 'Tyutin, I V'] | ['New pseudoclassical model for Weyl particles'] | ['Particle Physics - Theory'] | ['particle, Weyl', 'quantization, quasiclassical', 'Dirac equation', 'constraint'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409187'] | ['A new pseudoclassical model to describe Weyl particles is proposed. Different ways of its quantization are presented. They all lead to the theory of Weyl particle; namely, the massless Dirac equation and the Weyl condition are reproduced. In contrast with models discussed previously, this one admits both the Dirac qu... | ['1994-09-30'] |
16,577 | ['eng'] | ['Sutcliffe, P M'] | ['Kink chains from instantons on a torus'] | ['Particle Physics - Theory'] | ['field equations, instanton', 'field equations, soliton', 'sine-Gordon equation, kink', 'Skyrme model, crystal', 'field theory, torus', 'symmetry, CP(1)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409181'] | ['We describe how the procedure of calculating approximate solitons from instanton holonomies may be extended to the case of soliton crystals. It is shown how sine-Gordon kink chains may be obtained from CP1 instantons on a torus. These kink chains turn out to be remarkably accurate approximations to the true solutions... | ['1994-09-30'] |
16,578 | ['eng'] | ['Tseytlin, Arkady A'] | ['Black holes and exact solutions in string theory'] | ['Particle Physics - Theory'] | ['talk', 'string model', 'effective action', 'black hole, electric', 'dimension, 4', 'dimension, 5', 'dimensional reduction', 'asymptotic freedom', 'field theory, dilaton', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410008'] | ["We review some recent results about exact classical solutions in string theory. In particular, we consider four dimensional extremal electric black holes which are related via dimensional reduction to the exact five dimensional fundamental string solutions. We also comment on the issue of \\a' corrections to non-extr... | ['1994-10-04'] |
16,579 | ['eng'] | ['Meljanac, S', 'Perica, A'] | ['Generalized quon statistics'] | ['Particle Physics - Theory'] | ['spin, statistics', 'statistics, spin', 'quantum algebra, oscillator', 'R-matrix', 'postulated particle, quon'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409180'] | ['Generalized quons interpolating between Bose, Fermi, para-Bose, para-Fermi, and anyonic statistics are proposed. They follow from the R-matrix approach to deformed associative algebras. It is proved that generalized quons have the same main properties as quons. A new result for the number operator is presented and so... | ['1994-09-30'] |
16,580 | ['eng'] | ['Kazama, Y', 'Satoh, Y', 'Tsuchiya, A'] | ['A unified approach to solvable models of dilaton gravity in two-dimensions based on symmetry'] | ['Particle Physics - Theory'] | ['quantum gravity', 'field theory, dilaton', 'dimension, 2', 'black hole', 'sigma model, nonlinear', 'symmetry', 'field theory, Liouville', 'astrophysics, fundamental constant', 'space-time', 'matter, shock waves', 'invariance, conformal'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409179'] | [': A large class of solvable models of dilaton gravity in two space-time dimensions, capable of describing black hole geometry, are analyzed in a unified way as non-linear sigma models possessing a special symmetry. This symmetry, which can be neatly formulated in the target-space-covariant manner, allows one to decom... | ['1994-09-30'] |
16,581 | ['eng'] | ['Johnson, C V', 'Myers, R C'] | ['Stringy twists of the Taub-NUT metric'] | ['Particle Physics - Theory'] | ['talk, Stanford 1994/07/24', 'string model, heterotic', 'symmetry, O(N,M)', 'symmetry, SL(2,IR)', 'field equations, dyon', 'space-time'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409177'] | ['In the low-energy limit, string theory has two remarkable symmetries, O(d,d+p) and SL(2,R). We illustrate the use of these transformations as techniques to generate new solutions by applying them to the Taub--NUT metric.'] | ['1994-09-30'] |
16,582 | ['eng'] | ['Marcus, N'] | ['Kahler spinning particles'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'spin', 'symmetry, O(N)', 'symmetry, U(N)', 'supersymmetry', 'Chern-Simons term', 'anomaly', 'partition function', 'quantization', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409175'] | ['We construct the U(N) spinning particle theories, which describe particles moving on Kahler spaces. These particles have the same relation to the N=2 string as usual spinning particles have to the NSR string. We find the restrictions on the target space of the theories coming from supersymmetry and from global anomal... | ['1994-09-29'] |
16,583 | ['eng'] | ['Honecker, A', 'Von Gehlen, G'] | ['Excitation spectrum and correlation functions of the Z$_{3}$-chiral Potts quantum spin chain'] | ['Particle Physics - Theory'] | ['statistical mechanics', 'model, spin', 'spin, model', 'Potts model', 'symmetry, chiral', 'symmetry, Z(3)', 'energy levels', 'correlation function', 'stability', 'numerical calculations, Monte Carlo'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409170'] | ['We study the excitation spectrum and the correlation functions of the Z_3- chiral Potts model in the massive high-temperature phase using perturbation expansions and numerical diagonalization. We are mainly interested in results for general chiral angles but we consider also the superintegrable case. For the paramete... | ['1994-09-29'] |
16,584 | ['eng'] | ['Köhler, M'] | ['New examples for Wightman fields on a manifold'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'axiomatic field theory', 'space-time', 'n-point function', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9410027', 'http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=.&id=SCAN-9409312'] | ['The product of two free scalar fields on a manifold is shown to be a well defined operator valued distribution on the GNS Hilbert space of a globally Hadamard product state. Viewed as a new field all n-point distributions exist, giving a new example for a Wightman field on a manifold.'] | ['1994-10-06'] |
16,585 | ['eng'] | ['Ghosh, S'] | ['Anyons in electromagnetic field and the BMT equation'] | ['Particle Physics - Theory'] | ['postulated particle, anyon', 'field theory, action', 'quantization, constraint', 'Hamiltonian formalism', 'field equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409169'] | ['The Lagrangian model for anyon, presented in [6], is extended to include interactions with external, homogeneous electromagnetic field. Explicit electric and magnetic moment terms for the anyon are introduced in the Lagrangian. The 2+1-dimensional BMT equation as well as the correct value (2) of the gyromagnetic rati... | ['1994-09-28'] |
16,586 | ['eng'] | ['Polchinski, Joseph'] | ['On the nonperturbative consistency of d=2 string theory'] | ['Particle Physics - Theory'] | ['string model', 'dimension, 2', 'nonperturbative', 'matrix model', 'dimension, 1', 'postulated particle, tachyon', 'causality', 'scattering, tachyon', 'tachyon, scattering'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409168'] | ['An infinite number of distinct d=1 matrix models reproduce the perturbation theory of d=2 string theory. Due to constraints of causality, however, we argue that none of the existing constructions gives a consistent nonperturbative definition of the d=2 string.'] | ['1996-06-03'] |
16,587 | ['eng'] | ['Crane, L', 'Kauffman, L H', 'Yetter, D N'] | ['State-sum invariants of 4-manifolds'] | ['Particle Physics - Theory'] | ['quantum group, SL(2)', 'quantum group, representation', 'knot theory', 'space-time, triangulation', 'Yang-Baxter equation', 'cohomology', 'mathematical methods', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409167'] | ["We provide, with proofs, a complete description of the authors' construction of state-sum invariants announced in [CY], and its generalization to an arbitrary (artinian) semisimple tortile category. We also discuss the relationship of these invariants to generalizations of Broda's surgery invariants [Br1,Br2] using t... | ['1994-09-29'] |
16,588 | ['eng'] | ['Rehren, K H', 'Stanev, Ya S', 'Todorov, I T'] | ['Characterizing invariants for local extensions of current algebras'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'field theory, conformal', 'correlation function', 'braid group, monodromy', 'Knizhnik-Zamolodchikov equation', 'algebra, operator', 'current algebra, conformal', 'partial wave'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409165'] | ['Pairs \\aa \\subset \\bb of local quantum field theories are studied, where \\aa is a chiral conformal \\qft\\ and \\bb is a local extension, either chiral or two-dimensional. The local correlation functions of fields from \\bb have an expansion with respect to \\aa into \\cfb s, which are non-local in general. Two m... | ['1994-09-28'] |
16,589 | ['eng'] | ['Devchand, C', 'Ogievetsky, N V'] | ['Self-dual gravity revisited'] | ['Particle Physics - Theory'] | ['Einstein equation', 'duality', 'potential', 'twistor, harmonic', 'invariance'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409160'] | ['Reconsidering the harmonic space description of the self-dual Einstein equations, we streamline the proof that all self-dual pure gravitational fields allow a local description in terms of an unconstrained analytic prepotential in harmonic space. Our formulation yields a simple recipe for constructing self-dual metri... | ['1994-09-28'] |
16,590 | ['eng'] | ['Horiguchi, T', 'Maeda, K I', 'Sakamoto, M'] | ['Analysis of the Wheeler-DeWitt equation beyond Planck scale and dimensional reduction'] | ['Particle Physics - Theory'] | ['quantum gravity', 'Wheeler-DeWitt equation, solution', 'regularization, heat kernel', 'relativity theory, general', 'dimensional reduction', 'dimension, 4', 'dimension, 3', 'path integral'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409152'] | ['We solve the Wheeler-DeWitt equation for {\\it four}-dimensional Einstein gravity as an expansion in powers of the Planck mass by means of a heat kernel regularization. Our results suggest that in the universe with a very small radius or with a very large curvature beyond a Planck scale expectation values of operator... | ['1994-09-27'] |
16,591 | ['eng'] | ['Fewster, C J', 'Wells, C G'] | ['Unitarity of quantum theory and closed time-like curves'] | ['Particle Physics - Theory'] | ['field theory, interaction', 'interaction, field theory', 'unitarity', 'time', 'phase space, Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409156'] | ['Interacting quantum fields on spacetimes containing regions of closed timelike curves (CTCs) are subject to a non-unitary evolution X. Recently, a prescription has been proposed, which restores unitarity of the evolution by modifying the inner product on the Hilbert space of final states. We point out that this propo... | ['1994-09-27'] |
16,592 | ['eng'] | ['Dabholkar, A'] | ['Quantum corrections to black hole entropy in string theory'] | ['Particle Physics - Theory'] | ['black hole, entropy', 'quantization, correction', 'boson, string model', 'invariance, modular', 'black hole, horizon', 'infrared problem', 'temperature, Hagedorn', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409158'] | ['The first quantum correction to the entropy of a black hole is computed in string theory. It is modular invariant and ultraviolet finite. There is an infrared divergence that signifies an instability near the event horizon of the black hole. It is due to the exponential growth of the density of states and the associa... | ['1994-09-27'] |
16,593 | ['eng'] | ['Higuchi, S', 'Itoi, C', 'Nishigaki, S M', 'Sakai, N'] | ['Large N renormalization group approach to matrix models'] | ['Particle Physics - Theory'] | ['talk, Toyonaka 1994/07/04', 'quantum gravity', 'dimension, 2', 'matrix model', 'partition function', 'energy', 'Dyson-Schwinger equation, solution', 'invariance, reparametrization', 'renormalization group', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409157'] | ['We summarize our recent results on the large N renormalization group (RG) approach to matrix models for discretized two-dimensional quantum gravity. We derive exact RG equations by solving the reparametrization identities, which reduce infinitely many induced interactions to a finite number of them. We find a nonline... | ['1994-09-27'] |
16,594 | ['eng'] | ['Van Holten, J W'] | ['Killing-Yano tensors and generalized supersymmetries in black-hole and monopole geometries'] | ['General Relativity and Cosmology'] | ['talk', 'particle, relativistic', 'spin', 'sigma model, nonlinear', 'supersymmetry', 'Hamiltonian formalism', 'space-time', 'black hole', 'postulated particle, magnetic monopole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409140'] | ['New kinds of supersymmetry arise in supersymmetric \\sg-models describing the motion of spinning point-particles in classical backgrounds, for example black-holes, or the dynamics of monopoles. Their geometric origin is the existence of Killing-Yano tensors. The relation between these concepts is explained and exampl... | ['1994-09-26'] |
16,595 | ['eng'] | ['Ahluwalia, D V'] | ['McLennan-case construct for neutrino, its generalization, and a fundamentally new wave equation'] | ['Particle Physics - Theory'] | ['neutrino, model', 'spinor', 'helicity', 'field equations', 'group theory, Lorentz', 'group theory, representation', 'charge conjugation', 'parity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409134'] | ['Continuing our recent argument where we constructed a FNBWW-type spin-1 boson having opposite relative intrinsic parity to that of the associated antiparticle, we now study eigenstates of the Charge Conjugation operator. Based on the observation that if \\phi_{_{L}}(p^\\mu) transforms as a (0,\\,j) spinor under Loren... | ['1994-09-23'] |
16,596 | ['eng'] | ['Zamolodchikov, A B'] | ['Painleve III and 2D polymers'] | ['Particle Physics - Theory'] | ['statistical mechanics', 'model, polymer', 'partition function', 'dimension, 2', 'scaling', 'Bethe ansatz', 'perturbation theory', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409108'] | ['Recently the scaling function of the dilute non-contractible self-avoiding 2D polymer loop on a cylinder was related to the Painleve III transcendent. Using the perturbation theory, the thermidynamic Bethe ansatz and numerical calculations we argue a similar relation for the contractible self-avoiding loop.'] | ['1994-09-20'] |
16,597 | ['eng'] | ['Vokos, S'] | ['Motion of spin-1/2 particles in external gravitational and electromagnetic fields'] | ['Particle Physics - Theory'] | ['talk, Stanford 1994/07/24', 'Dirac equation, solution', 'gravitational radiation, external field', 'electromagnetic field, external field', 'approximation, quasiclassical', 'spin, 1/2', '1/2, spin'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409147'] | ['(Talk presented at the 7th Marcel Grossmann Meeting on General Relativity, Stanford, CA, July 24-30, 1994) We study the semi-classical limit of the solution of the Dirac equation in a background electromagnetic/gravitational plane wave. We show that the exact solution corresponding to an asymptotically fixed incoming... | ['1994-09-26'] |
16,598 | ['eng'] | ['Brooks, R'] | ['Moduli space cohomology and wavefunctionals in 3D quantum gravity'] | ['Particle Physics - Theory'] | ['talk, Stanford 1994/07/24', 'quantum gravity', 'dimension, 3', 'moduli space', 'cohomology', 'field theory, topological', 'linear spaces, Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409146'] | ['Wavefunctionals of three dimensional quantum gravity are extracted from the 3D field theoretic analogs of the four dimensional Donaldson polynomials. Our procedure is generalizable to four and other dimensions. This is a summary of a talk presented at the Seventh Marcel Grossmann Meeting on General Relativity, Stanfo... | ['1994-09-26'] |
16,599 | ['eng'] | ['Drabant, B'] | ['Braided supersymmetry and (co-)homology'] | ['Particle Physics - Theory'] | ['supersymmetry', 'braid group', 'cohomology', 'algebra, Hopf', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9409136'] | ['Within the framework of braided or quasisymmetric monoidal categories braided Q-supersymmetry is investigated, where Q is a certain functorial isomorphism in a braided symmetric monoidal category. For an ordinary (co-)quasitriangular Hopf algebra (H,R) a braided monoidal category of H-(co-)modules with braiding induc... | ['1994-09-26'] |
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