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Helvetica Physica Acta

Helvetica Physica Acta Volume 63 (1990)
Überschrift Seite
Issue 1-2 1
Preface: Editorial
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1
Article: Baryon matrix elements of the vector current in chiral perturbation theory
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3
Article: The supercurrent and β-functions vanishing to all orders in strictly massless supersymmetric Yang-Mills theories
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71
Article: Scattering theory in external fields slowly decaying in time
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86
Article: Phase space analysis of the charge transfer model
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107
Article: Unbounded perturbations of Boson equilibrium states in their GNS-representations
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139
Article: Perturbation theory for many fermion systems
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156
Issue 3 261
Article: The Hubbard model for large U
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261
Article: The Anderson lattice
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284
Article: Slave-Boson approaches to strongly correlated systems
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310
Article: Mean field theories of the quantum Heisenberg model
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323
Article: Flux phases in the t-J model
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336
Article: Quasiparticles and photoemission spectra in correlated fermion systems
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345
Article: Correlated lattice fermions in high dimensions
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364
Issue 4 _
Article: Proceedings of the PSI workshop on intense slow positron beams and applications in condensed matter physics
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_
Association News: Herbsttagung der SPG/SSP
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471
Issue 5 557
Article: On generalized Bose-Einstein condensation in the almost-ideal boson gas
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557
Article: Time interval statistics of the Brillouin spectrum
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565
Article: Quantum Monte Carlo simulations of the two dimensional single band Hubbard model
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580
Article: Gérard Wanders
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602
Book review: Liste des publications : Gérard Wanders
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603
Article: About admissible boundary conditions for Euler and parabolized Navier-Stokes equations
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606
Article: Interparticle distance in N Boson systems
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616
Article: Pion-pion scattering
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627
Article: Dirac operator and Chern-Simon action
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660
Article: The geometric Schwinger model on the torus. I
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670
Article: Supercurrent without auxiliary fields
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683
Article: Analyticity and chiral fermions on a Riemann surface
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694
Issue 6 705
Article: A statistical mechanical model for equilibrium ionization
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705
Association News: Frühjahrstagung der S.P.G.
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755
Issue 7 849
Article: On the bound states of non-relativistic Krönig-Penney Hamiltonians with short range impurities
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849
Article: On the bound states of relativistic Krönig-Penney Hamiltonians with short range impurities
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884
Article: Dirac equation approach to scattering from interface potential steps and existence of interface states
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908
Article: A non relativistic supersymmetric two body equation for scalar and spinor particles
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922
Article: Pure state quantum stochastic differential equations in C^2
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929
Article: Mécanique dans l'espace de phase l'approche des déformations
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940
Issue 8 965
Article: Higher-dimensional homogeneous cosmological models
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965
Table of Contents
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1063
Index: Index of authors = Autorenregister = Table des auteurs
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1069