Article ID Journal Published Year Pages File Type
9861094 Physics Letters B 2005 9 Pages PDF
Abstract
We study q-stars in Brans-Dicke gravitational theory. We find that when the Brans-Dicke constant, ωBD, tends to infinity, the results of general relativity are reproduced. For other values of ωBD, the particle number, mass and radius of the star and the absolute value of the matter field are a few percent larger than in the case of general relativity. We also investigate the general scalar-tensor gravitational theory and find that the star parameters are a few percent larger than in the case of general relativity.
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Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics
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