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TeV scale implications of non commutative space time in laboratory frame with polarized beams

Garg, Sumit K and Shreecharan, T and Das, PK and Deshpande, NG and Rajasekaran, G (2011) TeV scale implications of non commutative space time in laboratory frame with polarized beams. In: Journal of High Energy Physics, 2011 (7).

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We analyze e(+)e(-) -> gamma gamma, e(-)gamma -> e(-)gamma and gamma gamma -> e(+)e(-) processes within the Seiberg-Witten expanded noncommutative scenario using polarized beams. With unpolarized beams the leading order effects of non commutativity starts from second order in non commutative(NC) parameter i.e. O(Theta(2)), while with polarized beams these corrections appear at first order (O(Theta')) in cross section. The corrections in Compton case can probe the magnetic component(Theta(B)) while in Pair production and Pair annihilation probe the electric component((Theta) over right arrow (E)) of NC parameter. We include the effects of earth rotation in our analysis. This study is done by investigating the effects of non commutativity on different time averaged cross section observables. The results which also depends on the position of the collider, can provide clear and distinct signatures of the model testable at the International Linear Collider(ILC).

Item Type: Journal Article
Publication: Journal of High Energy Physics
Publisher: Springer
Additional Information: Copyright of this article belongs to Springer.
Keywords: Strings and branes phenomenology
Department/Centre: Division of Physical & Mathematical Sciences > Centre for High Energy Physics
Date Deposited: 12 Oct 2011 10:16
Last Modified: 13 Oct 2011 05:23
URI: http://eprints.iisc.ac.in/id/eprint/41307

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