Conformal Supersymmetry Breaking and Dynamical Tuningof the Cosmological Constant
Author(s) -
M. Ibe,
Yu Nakayama,
Tsutomu T. Yanagida
Publication year - 2008
Publication title -
osti oai (u.s. department of energy office of scientific and technical information)
Language(s) - English
Resource type - Reports
DOI - 10.2172/924752
Subject(s) - superpotential , supersymmetry breaking , physics , symmetry breaking , cosmological constant , supersymmetry , conformal map , particle physics , spontaneous symmetry breaking , theoretical physics , constant (computer programming) , conformal symmetry , mathematical physics , geometry , mathematics , computer science , programming language
We propose 'conformal supersymmetry breaking' models, which tightly relate the conformal breaking scale (i.e. R-symmetry breaking scale) and the supersymmetry breaking scale. The both scales are originated from the constant term in the superpotential through the common source of the R-symmetry breaking. We show that dynamical tuning between those mass scales significantly reduces the degree of fine-tuning necessary for generating the almost vanishing cosmological constant
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