Journal article
Bound on minimal universal extra dimensions from Bbar -> X_s gamma
- Abstract:
- We reexamine the constraints on universal extra dimensional models arising from the inclusive radiative Bbar -> X_s gamma decay. We take into account the leading order contributions due to the exchange of Kaluza-Klein modes as well as the available next-to-next-to-leading order corrections to the Bbar -> X_s gamma branching ratio in the standard model. For the case of one large flat universal extra dimension, we obtain a lower bound on the inverse compactification radius 1/R > 600 GeV at 95% confidence level that is independent of the Higgs mass.
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Authors
- Journal:
- Phys.Rev.D More from this journal
- Volume:
- 76
- Issue:
- 3
- Pages:
- 034014
- Publication date:
- 2007-03-06
- DOI:
- EISSN:
-
1550-2368
- ISSN:
-
1550-7998
- Keywords:
- Pubs id:
-
pubs:177517
- UUID:
-
uuid:524d9022-38c6-4ebd-8b8e-990250dd981e
- Local pid:
-
pubs:177517
- Source identifiers:
-
177517
- Deposit date:
-
2012-12-19
Terms of use
- Copyright date:
- 2007
- Notes:
-
4 pages, 3 figures; references added, matches version to appear in
PRD
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