Published 1975 | Version v1
Book

Mass singularities of Feynman amplitudes

  • 1. Cornell Univ., Ithaca, N.Y. (USA). Lab. of Nuclear Studies
  • 2. Tokyo Univ. (Japan). Dept. of Physics

Description

Singularities of Feynman amplitudes associated specifically with vanishing internal masses appear frequently in various applications of field theory. In examing the large momentum behaviour of Feynman amplitudes, we also encounter with such singularities since large momentum limit with fixed masses may be translated to certain zero mass limit with fixed momenta. It is the ultimate purpose to construct a general method for treating these so-called mass singularities. A brief account of the results obtained thus far is given here. (orig./BMS)

Abstract (German)

Singularitaeten von Feynman-Amplituden, die spezifisch mit verschwindend geringen inneren Massen assoziiert sind, tauchen in verschiedenen Anwendungen der Feldtheorie haeufig auf. Bei der Untersuchung des Verhaltens von Feynman-Amplituden bei hohen Impulsen finden sich ebenfalls derartige Singularitaeten, da grosse Impulsgrenzen bei festen Massen in Massen mit dem Grenzwert 0 bei festen Impulsen verwandelt werden kann. Endziel der Studie ist die Ausarbeitung einer allgemeinen Methode zur Behandlung dieser sogenannten Massensingularitaeten. Es wird ein kurzer Ueberblick ueber die bisher erzielten Ergebnisse gegeben. (orig./AK)

Additional details

Publishing Information

Publisher
Springer.
Imprint Place
Berlin, F.R. Germany
ISBN
3540071741; 0387071741
Imprint Title
International symposium on mathematical problems in theoretical physics
Imprint Pagination
p. 55-58.
Journal Volume
39
Series
Lecture notes in physics.

Conference

Title
International symposium on mathematical problems in theoretical physics.
Dates
23 Jan 1975.
Place
Kyoto, Japan.

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
7222630
Subject category
S71: CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS;
Resource subtype / Literary indicator
Conference
Descriptors DEI
AMPLITUDES; FEYNMAN DIAGRAM; INFRARED DIVERGENCES; MASS; QUANTUM FIELD THEORY; SINGULARITY
Descriptors DEC
DIAGRAMS; FIELD THEORIES

Optional Information

Notes
4 figs.; 4 refs.