Astronomy and Astrophysics – Astrophysics
Scientific paper
Jun 2004
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2004padeu..14..239b&link_type=abstract
In: Proceedings of the British-Hungarian N+N Workshop for Young Researchers On Computer processing and use of satellite data in
Astronomy and Astrophysics
Astrophysics
1
Scientific paper
We introduce the description of a fermion star in 3+1_c+1 dimensional space-time, where 1_c is a 1-dimensional compactified spatial dimension with size 10^{-13} cm. This compactification size might be interpreted as the strangeness quantum number, but in a geometrical way. A neutron moving into the extra dimension would behave as a Lambda_s or a barion with even higher strangeness content. We display the Einstein equations for a static, spherically symmetric fermion star and discuss a special solution, which leads to the standard Tolman-Oppenheimer-Volkov equation and an extra condition for the extra dimensional contribution.
Barnafoldi Gergely Gábor
Levai Péter
Lukacs Béla
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