## In an expanding universe

- R. H. Price
- what doesn’t expand? arXiv:gr-qc/0508052
- 2005

In the usual brane-world scenario matter fields are confined to the four-dimensional spacetime, called a 3-brane, embedded in a higher-dimensional space, usually referred to as the bulk spacetime. In this paper we assume that the 3-brane is a de Sitter space; there is only one extra spatial dimension, assumed to be time dependent. By using the form of the… (More)

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