Imperial College London

Professor Geoffrey Hall FRS

Faculty of Natural SciencesDepartment of Physics

Professor of Physics
 
 
 
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Contact

 

+44 (0)20 7594 7800g.hall Website

 
 
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Assistant

 

Ms Paula Brown +44 (0)20 7594 7823

 
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Location

 

511ABlackett LaboratorySouth Kensington Campus

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Summary

 

Publications

Citation

BibTex format

@article{Chatrchyan:2012,
author = {Chatrchyan, S and Virdee, TS},
journal = {Physics Letters. Section B: Nuclear, Elementary Particle and High-Energy Physics},
pages = {26--48},
title = {Combined results of searches for the standard model Higgs boson in pp collisionsat √s = 7 TeV},
volume = {B710},
year = {2012}
}

RIS format (EndNote, RefMan)

TY  - JOUR
AB - Combined results are reported from searches for the standard model Higgs boson in proton–protoncollisions at √s = 7 TeV in five Higgs boson decay modes: γγ, bb, ττ, WW, and ZZ. The exploredHiggs boson mass range is 110–600 GeV. The analysed data correspond to an integrated luminosity of4.6–4.8 fb−1. The expected excluded mass range in the absence of the standard model Higgs boson is118–543 GeV at 95% CL. The observed results exclude the standard model Higgs boson in the mass range127–600 GeV at 95% CL, and in the mass range 129–525 GeV at 99% CL. An excess of events above theexpected standard model background is observed at the low end of the explored mass range makingthe observed limits weaker than expected in the absence of a signal. The largest excess, with a localsignificance of 3.1σ, is observed for a Higgs boson mass hypothesis of 124 GeV. The global significanceof observing an excess with a local significance 3.1σ anywhere in the search range 110–600 (110–145) GeV is estimated to be 1.5σ (2.1σ). More data are required to ascertain the origin of the observedexcess.
AU - Chatrchyan,S
AU - Virdee,TS
EP - 48
PY - 2012///
SP - 26
TI - Combined results of searches for the standard model Higgs boson in pp collisionsat √s = 7 TeV
T2 - Physics Letters. Section B: Nuclear, Elementary Particle and High-Energy Physics
VL - B710
ER -