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Helvetica Physica Acta

Helvetica Physica Acta Band 53 (1980)
Intitulé Page
Cahier 1 1
Article: A new proof of the asymptotic nature of perturbation theory in P(φ)_2 models 1
Article: Pion absorption in the 14C(π^+, p)^12C and the 12C(π^+, p)^11C reactions at 75 MeV 31
Article: Non-regularity of the Coulomb potential in quantum electrodynamics 36
Article: Magnetoacoustic oscillations in a plasma produced by radiofrequency discharge 40
Article: Decay electron spectra of bound muons 53
Article: Confining potential based on local wave equations 77
Article: Vacuum state and particle creation in external electromagnetic fields 85
Article: On the existence of the wave operator in relativistic quantum scattering theory 112
Article: New approach to the morphological stability of the Stefan problem 119
Article: General solution of multichannel partial-wave dispersion relations. II, Noncoincident thresholds, one pole approximation 134
Cahier 2 159
Article: On the propagator of the relativistic oscillator 159
Article: Reflectivity of bent quartz crystal plates 173
Article: On a systematic search for integrals of the motion 183
Article: Bound states in dipole fields and continuity properties of electronic spectra 201
Article: Resonance cone technique for density measurement in a microwave discharge plasma 209
Article: Real space dynamic renormalization group for an Ising spin glass 214
Informations des associations: Bericht über die Frühjahrstagung der Schweizerischen Physikalischen Gesellschaft in Zürich, 10. + 11. April 1980 223
Cahier 3 335
Article: Evanescence of states and asymptotic completeness 335
Article: Quarkonium spectra in the framework of quantum chromodynamics 352
Article: Light cone sum rules in nonabelian gauge field theory 369
Article: Generating functions of canonical maps 377
Article: The scattering cross section and its Born approximation at high energies 398
Article: The stability of force free configurations in type II superconductors 404
Article: A simple model for irreversible dynamics from unitary time evolution 410
Article: A relativistic two-body model for hydrogen-like and positronium-like systems. I 416
Article: Particles exist in the low temperature φ^4_2 model 429
Article: On the point spectrum of Dirac operators 453
Article: Dirac operators with several Coulomb singularites [i.e. singularities] 463
Article: The virial theorem in four branches of physics and its derivation 483
Cahier 4 491
Article: Connection between deterministic and stochastic descriptions of nonlinear systems 491
Article: Production of low energy pions by 590 MeV protons in nuclei 497
Article: Projectile fragmentation and stripping to unbound states : an important reaction mechanism for peripheral nucleus-nucleus collisions 506
Article: A comment on relativistic classical mechanics 530
Article: On quantization of the electromagnetic field 535
Article: A relativistic two-body model for hydrogen-like and positronium-like systems. II 552
Informations des associations: Bericht über die Herbsttagung der Schweizerischen Physikalischen Gesellschaft in Winterthur, am 17. + 18. Oktober 1980 575
Table des matières 669
Index: Autorenregister = Table des auteurs 678