Measurements of Rb with impact parameters and displaced vertices

Physical Review D - Particles, Fields, Gravitation and Cosmology Volume 53 Issue 3 Page 1023-1038 published_at 1996-02-01
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Title ( eng )
Measurements of Rb with impact parameters and displaced vertices
Creator
SLD Collaboration
Source Title
Physical Review D - Particles, Fields, Gravitation and Cosmology
Volume 53
Issue 3
Start Page 1023
End Page 1038
Abstract
We present measurements of Rb using the SLD at the SLC. The analyses use 2D and 3D impact parameter tags and a displaced 3D vertex tag which all exploit the small size and stability of the e+e- interaction point and the precision 3D CCD pixel vertex detector to achieve high bb¯-tagging efficiencies and purities. The combined measurement yields Rb=0.229±0.011 and is consistent with standard model predictions.
Language
eng
Resource Type journal article
Publisher
American Physical Society
Date of Issued 1996-02-01
Rights
Copyright (c) 1996 American Physical Society.
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 1550-7998
[DOI] 10.1103/PhysRevD.53.1023
[NCID] AA00773624
[DOI] http://dx.doi.org/10.1103/PhysRevD.53.1023