New Regions for a Chameleon to Hide
arXiv:hep-ph/0603057 · doi:10.1088/1126-6708/2006/08/002
Abstract
We show that inclusion of an extremely small quartic coupling constant in the potential for a nearly massless scalar field greatly increases the experimentally allowed region for the mass term and the coupling of the field to matter.
17 pages, 1 figure,refs added, equation typos corrected, conclusions unchanged
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