机译:双环阈值奇点、不稳定粒子和复质量 ☆
Physics Department, Brookhaven National Laboratory, Upton, NY 11973, USA;
Institut fur Theoretische Teilchenphysik, Universitat Karlsruhe, 76128 Karlsruhe, Germany;
Institut fur Theoretische Physik E, RWTH Aachen University, 52056 Aachen, GermanyDipartimento di Fisica Teorica, Universita di Torino, Italy INFN, Sezione di Torino, Italy;
Feynman diagrams; Multi-loop calculations; Higgs physics;