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Kac-Moody symmetries of Kaluza-Klein theories

Journal Article · · Phys. Rev. Lett.; (United States)
The authors identify symmetries of the four-dimensional Lagrangian, including the massive states, obtained via Kaluza-Klein compactification from gravity in five dimensions and ground-state M/sup 4/ x S/sup 1/. The symmetries are described by (1) a Kac-Moody extension of the Poincare algebra, (2) a Virasoro algebra of internal symmetries including the Salam-Strathdee SO(1,2), and (3) a mixing of (1) and (2). All symmetries are spontaneously broken save for Poincare x U(1). The Goldstone bosons provide masses for the spin-2 tower. Higher dimensions and supergravity are discussed.
Research Organization:
The Rockefeller University, New York, New York 10021
DOE Contract Number:
AC02-81ER40033
OSTI ID:
5120337
Journal Information:
Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 52:1; ISSN PRLTA
Country of Publication:
United States
Language:
English