Non-perturbative vacua for M-theory on G2 manifolds
Non-perturbative vacua for M-theory on G2 manifolds
We study moduli stabilization in the context of M-theory on compact manifolds with G2 holonomy, using superpotentials from flux and membrane instantons, and recent results for the Kähler potential of such models. The existence of minima with negative cosmological constant, stabilizing all moduli, is established. While most of these minima preserve supersymmetry, we also find examples with broken supersymmetry. Supersymmetric vacua with vanishing cosmological constant can also be obtained after a suitable tuning of parameters.
nonperturbative effects, m-theory, supersymmetry breaking, supersymmetric effective theories
1-28
de Carlos, Beatriz
f2040a2d-52ce-4166-add7-60135ce21835
Lukas, A.
72b97137-eb1e-4846-bc8e-65f387325bcb
Morris, S.
e0829176-4c63-4df7-b487-c40757814b8f
12 December 2004
de Carlos, Beatriz
f2040a2d-52ce-4166-add7-60135ce21835
Lukas, A.
72b97137-eb1e-4846-bc8e-65f387325bcb
Morris, S.
e0829176-4c63-4df7-b487-c40757814b8f
de Carlos, Beatriz, Lukas, A. and Morris, S.
(2004)
Non-perturbative vacua for M-theory on G2 manifolds.
Journal of High Energy Physics, 412 (18), .
(doi:10.1088/1126-6708/2004/12/018).
Abstract
We study moduli stabilization in the context of M-theory on compact manifolds with G2 holonomy, using superpotentials from flux and membrane instantons, and recent results for the Kähler potential of such models. The existence of minima with negative cosmological constant, stabilizing all moduli, is established. While most of these minima preserve supersymmetry, we also find examples with broken supersymmetry. Supersymmetric vacua with vanishing cosmological constant can also be obtained after a suitable tuning of parameters.
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Submitted date: 12 October 2004
Published date: 12 December 2004
Keywords:
nonperturbative effects, m-theory, supersymmetry breaking, supersymmetric effective theories
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Local EPrints ID: 39216
URI: http://eprints.soton.ac.uk/id/eprint/39216
PURE UUID: b82e3e10-9eea-4f0e-ae51-375a016a353f
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Date deposited: 23 Jun 2006
Last modified: 18 Mar 2024 17:41
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Author:
Beatriz de Carlos
Author:
A. Lukas
Author:
S. Morris
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