ETH Zurich
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Helvetica Physica Acta

Band 72 (1999)
Issue 1 _
Table of Contents _
Article: A new Numerov-type exponentially fitted method for the numerical integration of the Schrödinger equation 1
Article: Algebraic localisation of linear response in networks with algebraically decaying interaction, and application to discrete breathers in dipole-dipole systems 23
Article: Consistent histories and POV measures 33
Article: Algebraic realization of supersymmetric quantum mechanics for cyclic shape invariant potentials 71
Book review: Klassische Physik. Band I, Mechanik [Leisi, H.J.] _
Book review: Klassische Physik. Band II, Elektromagnetismus und Wärme [Leisi, H.J.] _
Issue 2 _
Table of Contents _
Article: Densité intégrée d'états surfaciques et fonction généralisée de déplacement spectral pour un opérateur de Schrödinger surfacique ergodique 93
Article: Chaos in the Hill system 123
Article: A remark on the anti-BRS structure of the topological Yang-Mills field theory 158
Issue 3 _
Table of Contents _
Article: Dual Killing-Yano symmetry and multipole moments in electromagnetism and mechanics of continua 171
Article: Solution of Wannier exciton for electron and hole spatially separated in perpendicular 1d quantum wires in terms of 2d exciton states 180
Article: Non orthomodular models for both standard quantum logic and standard classical logic : repercussions for quantum computers 189
Article: Hidden symmetries in non-Riemannian gravity 211
Book review: Klassische Physik. Band II, Elektromagnetismus und Wärme [Leisi, H.J.] _
Issue 4 _
Table of Contents _
Article: Reciprocity theorems for holomorphic representations of some infinite-dimensional groups = Quelques théorèmes de réciprocité pour les représentations holomorphes irréductibles de certains groupes de dimension infinie 221
Article: Representation theory for Q-algebras 250
Article: Quantum computations on macroscopical automata 262
Article: Global existence and scattering for the nonlinear Schrödinger equation on Schwarzschild manifolds 274
Issue 5-6 _
Table of Contents _
Article: Impurity at the boundary of two quantum wires : 1d Schrödinger equations with an asymmetric Coulomb potential 295
Article: The Faddeev formula in the inverse scattering for Dirac operators 301
Article: Approximate Rydberg states of the hydrogen atom that are concentrated near Kepler orbits 316
Article: Feynman path integral and Toeplitz quantization 341
Article: About the possibility of supraluminal transmission of information in the Bohm-Bub theory 356
Article: From superpositions of oscillators to nonlinear deformations of osp(1/2; R) 377
Article: On the stability of positive molecular ions 386
Article: The sl_q(2)-covariant oscillator algebra with q a root of unity 408
Article: Spectral phase diagrams in different ensembles for bipolaronic superconductors 419
Article: Rigorous control of the non-perturbative corrections to the double expansion in g and g^2 ln(g) for the φ^4_3-trajectory in the hierarchical approximation 445
Table of Contents _
Index: Index of authors = Autorenregister = Table des auteurs _