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Helvetica Physica Acta

Helvetica Physica Acta Volume 45 (1972)
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Issue 1 1
Association News Rapport de la session de la Société Suisse de Physique à Fribourg, du 8 et 9 septembre 1971
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1
Article Rigged Hilbert spaces in quantum field theory : a lesson drawn from charge operators
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77
Article Etude de la réaction 176Lu(n, γ)^177Lu au moyen d'un spectromètre à paires et anti-Compton
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93
Rubric Zusammenfassungen der letzten eingegangenen Arbeiten = Résumés des derniers articles reçus
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132
Issue 2 133
Table of Contents
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138
Preface Markus Fierz zum 60. Geburtstag
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139
Article Bound states in the strong coupling limit
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140
Article Local analyticity properties of the n particle scattering amplitude
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149
Article Gauge invariance and scaling resonance models of the vertex
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182
Article Representations of the Gauge groups of electrodynamics and general relativity
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197
Article Exchange induced correlations
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203
Article Definition of Green's functions for dilute Fermi gases
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215
Article Entropy, information and Szilard's paradox
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220
Article A note on symmetry operations in quantum mechanics
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233
Article Quantum theory of measurement and macroscopic observables
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237
Article Note on some integral inequalities
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249
Article A generalization of the Hopf bifurcation theorem
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258
Article Über die Isometriegruppe einer kompakten Mannigfaltigkeit negativer Krümmung
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277
Article Quaternion determinants
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289
Article Scattering theory in a model of quantum fields. II
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303
Rubric Zusammenfassungen der letzten eingegangenen Arbeiten = Résumés des derniers articles reçus
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322
Issue 3 325
Article Scattering into cones
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325
Article Properties of high field superconductors containing localized magnetic moments
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331
Article Time-delay in scattering processes
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398
Article Influence of chemical environment on M1 internal conversion rates and their connection with the Mössbauer isomer shift
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427
Article Etude des sections efficaces différentielles des réactions (n, p) et (n, α) sur 19F, 29Si, 32S et 40Ca à 5,85 MeV
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439
Article Effect of crystal orientation on a γγ angular correlation in 166Er
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450
Article Solid state reactions and defects in doped Verneuil sapphire. III, Systems α-Al2O3:Fe, α-Al2O3:Ti and α-Al2O3:(Fe, Ti)
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452
Article Thermal radiation in finite cavities
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481
Rubric Zusammenfassungen der letzten eingegangenen Arbeiten = Résumés des derniers articles reçus
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530
Issue 4 533
Article Das Einschwingen eines zylindrischen Plasmas in magnetoakustischer Resonanz
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533
Article A coupled channel approach to the isomer fission state
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567
Article Scattering systems with finite total cross-section
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580
Article On a covariant expression of energy-momentum in the relativistic theory of gravitation
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587
Article Cinétiques d'adsorption d'oxygène formant des centres paramagnétiques sur du TiO2 et SnO2
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593
Article Skineffekt und elektrische Leitfähigkeit in einem Argonplasma
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611
Article Minimum radius of particles with spin
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616
Article On the decay of an unstable particle
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619
Article A proposal for corrections to thermodynamic scaling
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629
Article The parametrization of π^-ρ scattering experiments
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642
Article Hyperfeinstruktur des Elektronenspinresonanzspektrums von molekularem Sauerstoff in der Gasphase
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655
Article Analyse par ordinateur de la forme du signal de RPE d'ions O^-_2 et Ti^3+ sur le TiO2 et O^-_2 sur le SnO2
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683
Rubric Zusammenfassungen der letzten eingegangenen Arbeiten = Résumés des derniers articles reçus
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691
Issue 5 693
Article Statistical description of elementary processes. I, Single particle theory
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693
Article Statistical description of elementary processes. II, Quantum field theory
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713
Article On a recent paper of Amrein, Georgescu and Jauch
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734
Article A note on the alpha-decay half-lives of heavy and superheavy elements
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738
Article On the uniqueness of the energy density in the infinite volume limit for quantum field models
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746
Article Coherence resonances in the alignment-orientation coupling process induced by an electric field
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755
Article The chemical energy shift of K X-rays
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765
Article Calculation of internal conversion coefficients for all atomic shells
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771
Article On the breakdown mechanism of recurring discharges in a liquid dielectric
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778
Article From the asymptotic condition to the cross-section
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794
Article The maximal kinematical invariance group of the free Schrödinger equation
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802
Article Transformation properties of observables
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811
Article An algebra of excitation operators for a correlated Fermion state
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820
Article Die Bestimmung des Dotierungsprofils in Dioden mit grosser Haftstellendichte
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826
Rubric Zusammenfassungen der letzten eingegangenen Arbeiten = Résumés des derniers articles reçus
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839
Issue 6 841
Association News Rapport de la session de printemps de la Société Suisse de Physique à Berne, du 21 et 22 avril 1972
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841
Article Test de l'invariance sous la conjugaison de charge dans les annihilations [FORMEL]
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986
Article Influence des conditions d'irradiation et de l'état physique de l'echantillon sur la restauration des radicaux libres créés dans le p-dichlorobenzene
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993
Article Messung von Oberflächenpotentialen mit Hilfe einer Elektronenkanone
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997
Article Absorption and light scattering in insulators
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1005
Issue 7 1049
Article On quantum measurement processes
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1049
Article On the spectral properties of some one-particle Schrödinger Hamiltonians
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1057
Article Single-valued and multi-valued Schrödinger wave functions
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1066
Article Quadratic forms and essential self-adjointness
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1074
Article Acceleration of charged particles in the electromagnetic field of pulsars
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1089
Article Coulomb excitation effects in neutron transfer reactions
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1094
Article Coulomb and mass difference corrections to K^-p scattering
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1117
Article Experimental angular correlation functions of molecules in liquids and in crystals
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1127
Table of Contents
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1165
Index Autorenregister = Table des auteurs
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1174