Topology from cosmology?

被引:8
作者
Balasubramanian, Vijay [1 ,2 ]
Berglund, Per [3 ]
Jimenez, Raul [4 ,5 ]
Simon, Joan [6 ,7 ]
Verde, Licia [4 ,5 ]
机构
[1] Univ Penn, David Rittenhouse Lab, 209 S 33rd St, Philadelphia, PA 19104 USA
[2] Inst Adv Study, Sch Nat Sci, Princeton, NJ 08540 USA
[3] Univ New Hampshire, Dept Phys, Durham, NH 03824 USA
[4] CSIC IEEC ICREA, Inst Space Sci, Barcelona 08193, Spain
[5] Princeton Univ, Dept Astrophys Sci, Princeton, NJ 08544 USA
[6] Sch Math, Edinburgh EH9 3JZ, Midlothian, Scotland
[7] Maxwell Inst Math Sci, Edinburgh EH9 3JZ, Midlothian, Scotland
关键词
cosmology of theories beyond the SM; flux compactifications;
D O I
10.1088/1126-6708/2008/06/025
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
We show that cosmological observables can constrain the topology of the compact additional dimensions predicted by string theory. To do this, we develop a general strategy for relating cosmological observables to the microscopic parameters of the potentials and field-dependent kinetic terms of the multiple scalar fields that arise in the low-energy limit of string theory. We apply this formalism to the Large Volume Scenarios in Type IIB flux compactifications where analytical calculations are possible. Our methods generalize to other settings.
引用
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页数:36
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