Is Nothing Sacred? Vacuum Energy, Supersymmetry and Lorentz Breaking from Recoiling D branes

dc.creatorEllis, John
dc.creatorMavromatos, N. E.
dc.creatorNanopoulos, D. V.
dc.date2000-05-23
dc.date2000-05-25
dc.date.accessioned2026-07-25T16:59:00Z
dc.descriptionClassical superstring vacua have zero vacuum energy and are supersymmetric and Lorentz-invariant. We argue that all these properties may be destroyed when quantum aspects of the interactions between particles and non-perturbative vacuum fluctuations are considered. A toy calculation of string/D-brane interactions using a world-sheet approach indicates that quantum recoil effects - reflecting the gravitational back-reaction on space-time foam due to the propagation of energetic particles - induce non-zero vacuum energy that is linked to supersymmetry breaking and breaks Lorentz invariance. This model of space-time foam also suggests the appearance of microscopic event horizons.
dc.description28 pages LaTeX, 5 eps figures, talk presented by DVN at 4th International Symposium On Sources And Detection Of Dark Matter In The Universe (DM 2000), Marina del Rey, California, 20-23 Feb 2000
dc.identifierhttps://arxiv.org/abs/gr-qc/0005100
dc.identifierhttp://arxiv.org/abs/gr-qc/0005100
dc.identifier.urihttps://dspace.dare.co.zw/handle/123456789/44750
dc.subjectGeneral Relativity and Quantum Cosmology
dc.subjectAstrophysics
dc.subjectHigh Energy Physics - Phenomenology
dc.subjectHigh Energy Physics - Theory
dc.titleIs Nothing Sacred? Vacuum Energy, Supersymmetry and Lorentz Breaking from Recoiling D branes
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