What Operator Corresponds to the Observable Field-Strength in the Weinberg-Salam Model?
Author(s) -
S. Uehara
Publication year - 1980
Publication title -
progress of theoretical physics
Language(s) - English
Resource type - Journals
eISSN - 1347-4081
pISSN - 0033-068X
DOI - 10.1143/ptp.64.1882
Subject(s) - physics , observable , formalism (music) , observability , operator (biology) , field strength , mathematical physics , particle physics , quantum mechanics , magnetic field , mathematics , biochemistry , chemistry , repressor , transcription factor , gene , art , musical , visual arts
Canonical operator formalism of nonAbelian gauge theories, formulated in a manifestly covariant way by Kugo and Ojima,u made it possible to discuss many important problems directly related to the Heisenberg operators and the state vectors which was difficult to treat m the more familiar path-integral formalism. Ojima" initiated the task to analyze the concept of observables in gauge theories in the framework of this formalism. By imposing on observables a weak condition called 'gauge independence',n-3! he proved that any local observable 0 is BRS-invariant:
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