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Helvetica Physica Acta

Helvetica Physica Acta Volume 64 (1991)
Intitulé Page
Cahier 1 1
Article: A mechanistic classical laboratory situation violating the Bell inequalities with 2√2, exactly "in the same way" as its violations by the EPR experiments 1
Article: N=2-extended supersymmetries and Clifford algebras 24
Article: On connections between the four-dimensional harmonic oscillator and the Coulomb-problem in the representation with the discrete basis 48
Article: QCD corrections to the W decay width within a new dimensional regularization scheme 61
Article: Statistical mechanics of low autocorrelation skew-symmetric binary sequences 86
Article: Distribution of eigenvalues of 3 x 3 band matrices 92
Cahier 2 97
Article: Orthomodularity, compatibility and commutativity in physical theories 97
Article: Les courbures de Ricci d'une variété riemannienne ou pseudo-riemannienne ne déterminent pas toujours sa métrique 104
Article: Behaviour of wave functions of the universe and cosmological constant 126
Article: Transfer-matrix approach to the anisotropy of effective masses in [100] and [111] directions of diatomic crystals 151
Informations des associations: Rapport de la réunion d'automne de la SSP 159
Cahier 3 213
Article: The flow of an electron-phonon system to the superconducting state 213
Cahier 4 359
Article: Random surfaces, statistical mechanics and string theory 359
Cahier 5 527
Article: On the problem of non-locality in quantum mechanics 527
Article: Non-existence of path space measure for local (QED)_1 548
Article: Résonances pour l'opérateur de Dirac 557
Article: A solvable model of two-channel scattering 592
Article: Local correlation functions for mean-field dynamical semigroups on C*-algebras 610
Article: The Gibbs variational principle for inhomogeneous mean-field systems 633
Article: Spinless Fermi gas on one-dimensional lattice : rigorous results 668
Article: A remark on anisotropic superconducting states 694
Article: Monte Carlo simulation of the one-dimensional t-J-J' model 700
Article: A new analysis of PSI pp → dπ^+ data 736
Cahier 6 759
Article: Precision tests of the electroweak theory and bounds on new physics 761
Article: Some vacua of the heterotic string 797
Article: Geometry and quantum symmetries of Calabi-Yau moduli space 811
Article: QCD and jets 820
Article: On the effective action of the WZNW-model 842
Article: Lattice calculations of f_D AND f_B 853
Article: Patterns of U_q[SU(2)] symmetry breaking in Heisenberg quantum chains 871
Article: Inflation-driven string instabilities ... and the other way around 877
Informations des associations: Frühjahrstagung der S.P.G. 890
Cahier 7 953
Article: Large deviations and phase separation i the two-dimensional Ising model 953
Article: On the critical behaviour of the first passage time in d > 3 1055
Article: Translation invariant quantum master equation 1072
Article: Plasmon frequency for a spin-density wave model 1093
Article: Generalized spectral laws for the energy and enstrophy cascades in a two-dimensional turbulence 1113
Article: Lorentz invariance from Euclidean supersymmetry 1163
Article: A remark on long-range Stark scattering 1167
Cahier 8 1175
Article: Zur Elektrodynamik von schwarzen Loechern 1175
Article: Condensation in some perturbed meanfield models of a Bose gas 1200
Article: Analyticity and independence on the classical boundary conditions of the infinite volume thermal KMS states for a class of continuous systems. I, The Maxwell-Boltzmann statistics case 1225
Article: Quasi-crystals form a numerical point of view 1247
Article: Chern-Simons theory in the axial gauge : manifold with boundary 1256
Article: The dependence of the QED short-distance enhancement factor on the top quark mass 1271
Article: Inclusive lepton pair production through virtual W, Z and γ gauge bosons in proton-antiproton collisions 1277
Table des matières 1341
Index: Index of authors = Autorenregister = Table des auteurs 1347