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Helvetica Physica Acta

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