A possible signature of extra-dimensions: The enhanced open string pair production

In analogy to the Schwinger pair production in QED, there exists also the so-called open string pair production for a system of two Dp branes, placed parallel at a separation, with at least one brane carrying a worldvolume electric flux, in Type II string theories. There is however no such pair prod...

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Main Author: J.X. Lu
Format: Article
Language:English
Published: Elsevier 2019-01-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269318309146
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author J.X. Lu
author_facet J.X. Lu
author_sort J.X. Lu
collection DOAJ
description In analogy to the Schwinger pair production in QED, there exists also the so-called open string pair production for a system of two Dp branes, placed parallel at a separation, with at least one brane carrying a worldvolume electric flux, in Type II string theories. There is however no such pair production if an isolated Dp brane carrying an electric flux is considered. The produced open strings are directly related to the brane separation, therefore to the extra-dimensions if taken from the viewpoint of a brane observer. This pair production can be greatly enhanced if one Dp brane carries also a magnetic flux. The largest pair production rate occurs for p=3, i.e., the D3 brane system, with the same applied fluxes. A detection of this pair production by the brane observer as the charged particle/anti-charged particle pair one may signal the existence of extra-dimensions and therefore provides a potential means to test the underlying string theories.
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spelling doaj.art-b0cc62a01ec04e91bd9c034a8b76cb562022-12-22T02:06:26ZengElsevierPhysics Letters B0370-26932019-01-01788480485A possible signature of extra-dimensions: The enhanced open string pair productionJ.X. Lu0Interdisciplinary Center for Theoretical Study, University of Science and Technology of China, Hefei, Anhui 230026, ChinaIn analogy to the Schwinger pair production in QED, there exists also the so-called open string pair production for a system of two Dp branes, placed parallel at a separation, with at least one brane carrying a worldvolume electric flux, in Type II string theories. There is however no such pair production if an isolated Dp brane carrying an electric flux is considered. The produced open strings are directly related to the brane separation, therefore to the extra-dimensions if taken from the viewpoint of a brane observer. This pair production can be greatly enhanced if one Dp brane carries also a magnetic flux. The largest pair production rate occurs for p=3, i.e., the D3 brane system, with the same applied fluxes. A detection of this pair production by the brane observer as the charged particle/anti-charged particle pair one may signal the existence of extra-dimensions and therefore provides a potential means to test the underlying string theories.http://www.sciencedirect.com/science/article/pii/S0370269318309146
spellingShingle J.X. Lu
A possible signature of extra-dimensions: The enhanced open string pair production
Physics Letters B
title A possible signature of extra-dimensions: The enhanced open string pair production
title_full A possible signature of extra-dimensions: The enhanced open string pair production
title_fullStr A possible signature of extra-dimensions: The enhanced open string pair production
title_full_unstemmed A possible signature of extra-dimensions: The enhanced open string pair production
title_short A possible signature of extra-dimensions: The enhanced open string pair production
title_sort possible signature of extra dimensions the enhanced open string pair production
url http://www.sciencedirect.com/science/article/pii/S0370269318309146
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