ISBN: 9783764332723 - collected papers: constructive quantum field theory. selected papers (1 Ergebnisse)

Buch. Zustand: Neu. Neuware - Collected Papers - Volume 2.- I Construction of P( )2.- A ( 4)2 quantum field theory without cutoffs: part I.- The ( 4)2, quantum field theory without cutoffs: part II. The field operators and the approximate vacuum.- The ( 4)2 quantum field theory without cutoffs: part III. The physical vacuum.- The Wightman axioms and particle structure in the P( )2 quantum field model.- II Phase Cell Localization and 34 Stability.- Positivity and self adjointness of the P( )2 Hamiltonian.- The ( 4)2 quantum field theory without cutoffs: part IV. Perturbations of the Hamiltonian.- Positivity of the 34 Hamiltonian.- III Phase Transitions Exist.- Phase transitions for 24 quantum fields.- A convergent expansion about mean field theory: part I. The expansion.- A convergent expansion about mean field theory: part II. Convergence of the expansion.- IV Phase Transitions and Critical Behavior.- Critical point dominance in quantum field models.- 24 quantum field model in the single-phase regions: Differentiability of the mass and bounds on critical exponents.- Remark on the existence of 44.- On the approach to the critical point.- Critical exponents and elementary particles.- V Particle Structure.- The entropy principle for vertex functions in quantum field models.- Three-particle structure of 4 interactions and the scaling limit.- Two and three body equations in quantum field models.- Particles and scaling for lattice fields and Ising models.- The resummation of one particle lines.- VI Bounds on Coupling Constants.- Absolute bounds on vertices and couplings.- The coupling constant in a 4 field theory.- VII Confinement and Instantons.- Instantons in a U(1) lattice gauge theory: A coulomb dipole gas.- Charges, vortices and confinement.- VIII ReflectionPositivity.- A note on reflection positivity.…