CDF II Exotics Group Public Page


Please contact conveners in case of questions: Monica D'Onofrio, Tom Wright, Óscar González

Preliminary Run 2 Results
Most recent results are highlighted in blue

(Published Run 2 Results can be found here)

Signature-based

Search Result Dataset Documentation Last Update
Diphoton + X
(X = e, &mu, &gamma, missing ET, &tau) 		Observation consistent with SM expectation
1.0 - 2.0 fb-1
arXiv:0910.5170 10/21/09
Exclusive Dijets + Missing Energy
Observation consistent with SM expectation. Limits on:
scalar LQ masses: m>190(178) GeV, 1st or 2nd (3rd) gen., &beta = 0
MSSM msquark,mgluino: 4 benchmark points 		2.0 fb-1 N/A 7/9/2009
Photon + Jet ( + Missing ET)
Observation consistent with SM expectation
2.0 fb-1
N/A
7/29/08
Z Boson Production at High pTZ d&sigma/dpT < 10 fb/GeV for pT = 100 GeV 305 pb-1
Public note 8/17/06
Photon + Heavy Quark (b, c)
 Cross sections as a function of &gamma ET 66.7 pb-1 N/A 11/7/03

(Publications)


High Mass Resonances (Z', W', Graviton, Sneutrino, Axigluon)

Search Result Dataset Documentation Last Update
WW/WZ (eνjj) Channel mZ' > 545 GeV
mW' > 515 GeV
mgraviton > 606 GeV 		2.9 fb-1
Public Note
03/19/09
ZZ Channel (Graviton) Mgraviton > 491 GeV ( k/MPl = 0.1) 3.0 fb-1
Public note
1/16/09
tt Channel (Massive Gluon) Limits on gluon coupling as a function of width
1.9 fb-1
Public note
12/13/06

(Publications)


SUSY

Search Result Dataset Documentation Last Update
Squark and/or Gluino Production
Direct Sbottom Pair production
in Jets + Missing ET 		Exclude msbottom up to 230 GeV (238 GeV/c2)
for mneutralino below 80 GeV/c2 (40 GeV/c2) 		2.65 fb-1 Public note 8/13/09
Stop &rarr c + neutralino
in Jets + Missing ET 		Exclude mstop up to 180 GeV
as a function of neutralino mass 		2.6 fb-1 Public Note 7/9/09
Stop &rarr b + l + sneutrino
in Dilepton + Jet + Missing ET 		Exclude mstop up to 180 GeV for light sneutrino 1.0 fb-1 Public Note 3/19/2009
Stop &rarr b + chargino
in Dilepton + Jets + Missing ET 		Cross section limits for stop masses of 115 - 197 GeV 2.7 fb-1 Public Note 5/21/09
Chargino + Neutralino Production
Unified Trilepton and Dilepton + Track
 mchargino > 164 GeV (mSUGRA, m0=60, tan&beta=3, A0=0, &mu>0)
Trilepton: 1 (1.5 ± 0.2) events observed (expected)
Dilepton+Track: 6 (9.4 ± 1.4) events observed (expected)
3.2 fb-1 Public note 5/21/09
Gaugino Pair Production
in Z + W + Missing ET
 Cross section limits as a function of mneutralino 2.7 fb-1 Public note 4/23/09
Low pT ee + Track
3 (1.0 ± 0.3) events observed (expected) 1.0 fb-1 Public note 8/24/06
GMSB
Gaugino Pair Production
in Diphoton + Missing ET
 mneutralino > 149 GeV for &tauneutralino < 1 ns
 2.6 fb-1 arXiv:0910.3606 10/08/09
R-parity Violation
Sneutrino in e&mu, e&tau, &mu&tau channels &sigma x BR limits of 0.018 pb (e&mu), 0.037 pb (e&tau), 0.052 pb (&mu&tau) for an 800 GeV τ-sneutrino and &lambda'311 = 0.1, &lambda132=&lambda133= &lambda233=0.05
1 fb-1 Revision pending 7/9/09

(Publications)


Technicolor

Search Result Dataset Documentation Last Update
&rhoT &rarr &piTW (W &rarr l&nu, &piT b-bbar) Exclusion region for m&rhoT from 180-250 GeV
(depending on m&piT)
1.9 fb-1
 Public note 04/11/08

New or Excited Fermions

Search Result Dataset Documentation Last Update
b' and B/T5/3 in same-charge dileptons mb' or mB > 325 GeV
mB,T5/3 > 351 GeV 		2.7 fb-1
Public note
3/27/09
t' in Lepton + Jets + Missing ET mt' > 311 GeV
2.8 fb-1
Public note
3/7/08
Right-Handed Quarks in Dileptons + X mQ > 295 GeV for mH = 120 GeV 1.2 fb-1
N/A
8/9/07
Long-Lived b' Quarks in the Z + X Channel mb' > 170 GeV for &taub' = 3 - 20 mm 163 pb-1 Public note 8/28/04

(Publications)


Papers & Talks

Monica D'onofrio Tom Wright
Last modified: Mon Nov 1 2007