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Helvetica Physica Acta

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