CDF Top Physics Group Public Results

CDF Top Quark Physics Public Results

Conveners: David Toback, Jon Wilson

Full dataset MET+jets search CDF Conference Note 10979

7.5 fb^-1 update CDF Conference Note 10793

3.2 fb^-1 Observation paper published in PRL:
http://arxiv.org/abs/0903.0885
T. Aaltonen et al. [CDF Collaboration], Phys. Rev. Lett. 103, 092002 (2009).

3.2 fb^-1 Observation full documentation paper published in PRD:
http://arxiv.org/abs/1004.1181
T. Aaltonen et al. [CDF Collaboration], Phys. Rev. D 82, 112005 (2010).

Combination of CDF's 3.2 fb^-1 cross section measurement and D0's 2.3 fb^-1 cross section measurement:
http://arxiv.org/abs/0908.2171

2.2 fb^-1 Evidence paper published in PRL:
http://arxiv.org/abs/0809.2581
T. Aalton et al. [CDF Collaboration], Phys. Rev. Lett. 101, 252001 (2008).

7.5/fb cross section in lepton+jets

|V_tb| = 0.96 ± 0.09 (exp.) ± 0.05 (theory)

Summary of CDF's 3.2 fb^-1 Results

3.2/fb CDF summary plot

Color code :	\(150~pb^{-1}\) - \(1.9~fb^{-1}\)	\(2~fb^{-1}\) - \(4~fb^{-1}\)	\(4~fb^{-1}\) - \(7.5~fb^{-1}\)	Full dataset

Channel	Description (Link to web-page)	Measurement	Integrated Luminosity	Publication
MET+Jets	Single Top Production	expected: σ_s+t,exp = 3.20+1.39-1.43 pb; Observed: σ_s+t,obs = 3.04 +1.46 -1.39 pb.	Up to 9.1 fb^-1	09/2012 Conf. Note 10926
Lepton+jets	Lepton+jets	total = 3.04 ^+0.57_-0.53 pb s-channel = 1.81 ^+0.63_-0.58 pb t-channel = 1.49 ^+0.47_-0.42 pb \|V_tb\| = 0.96 ± 0.09 _exp ± 0.05 _theory \|V_tb\| > 0.78 at 95% CL	7.5 fb^-1	04/10/2012 Conf. Note 10793
Lepton+jets MET+jets	Tevatron Combination	s+t channel = 2.76 +0.58 -0.47 pb	3.2 fb^-1 (CDF) 2.3 fb^-1 (D0)	08/15/2009 ArXiv:0908.2171
Lepton+jets MET+jets	CDF Combined results with 3.2 fb^-1	s+t channel = 2.3 ^+0.6_-0.5 pb \|V_tb\| = 0.91 +/- 0.11(exp) +/- 0.07(theory) Sensitivity > 5.9 σ Observed p-value = 3.1 x 10^-7 (5.0σ) 2D analysis: σ_s=1.8^+0.7_-0.5 pb; σ_t=0.8 ± 0.4 pb	3.2 fb^-1	3/4/09 - Observation PRL 103 092002 PRD82 112005 arXiv:1004.1181 3/10/2008 - Evidence PRL 101 252001
Lepton+jets	Neural Network	s+t channel = 1.8 +/- 0.6 pb 2D analysis: σ_s=2.0 +0.7 -0.6 pb; σ_t=0.7 +0.5 -0.5 pb	3.2 fb^-1	02/19/2009 PRD82 112005 arXiv:1004.1181
Lepton+jets	Multivariate Likelihood Function	s+t channel = 1.6 +0.8 -0.7 pb	3.2 fb^-1	02/19/2009 PRD82 112005 arXiv:1004.1181
Lepton+jets	Boosted Decision Trees	s+t channel = 2.1 +0.7 -0.6 pb	3.2 fb^-1	02/19/2009 PRD82 112005 arXiv:1004.1181
Lepton+jets	Matrix Element	s+t channel = 2.5 +0.7 -0.6 pb	3.2 fb^-1	02/19/2009 PRD82 112005 arXiv:1004.1181
MET+jets	MET+jets	s+t channel = 4.9 +2.5 -2.2 pb	2.1 fb^-1	12/18/2008 PRD 81 072003
Lepton+jets	s-Channel search	s-channel = 1.5 +0.9 -0.8 pb	3.2 fb^-1	02/26/2009 Conf. Note 9712
Lepton+jets	H_T and Q x η	t-channel < 10.1 pb s-channel < 13.6 pb	162 pb^-1	01/28/2005 PRD 71 012005
Lepton+jets	Polarization	σ_SM(V-A) = 1.72 (pb) , σ_Exotic(V+A) = 0 (pb)	3.2 fb^-1	8/20/2009 Conf. Note 9920
Lepton+jets	Search for W'->tb using single top sample	M_W'>800 GeV/c² for M_W' > M_{ν_R} and M_W'>825 GeV/c² for M_W' < M_{ν_R} at 95% CL	1.9 fb^-1	2009 PRL 103 041801 1.0 fb^-1 Conf. Note 8747
Lepton+jets	Production via FCNC	u(c)+g → t < 1.8pb BR (t → u+g) < 3.9 x 10{-4}$ and BR (t → c+g) < 5.7 x 10^{-3}	2.2 fb^-1	06/17/2008 PRL 102 151801