CDF Exotic Public Results
Conveners: David Toback, Jon Wilson
Color code : \(0\) - \(2~fb^{-1}\) \(2~fb^{-1}\) - \(4~fb^{-1}\) \(4~fb^{-1}\) - \(7.5~fb^{-1}\) Full dataset
Channel Description (Link to web-page) Measurement Integrated Luminosity Publication
Signature based Search for an Invisibly Decaying Higgs Boson Observation consistent with SM expectation \(9.7~fb^{-1}\) 02/06/14
CDF note 11068
Signature based Search for Rare Z Decays into Two Reconstructed Photons Observation consistent with SM expectation \(10.0~fb^{-1}\) 03/08/13
PRL 112 111803
arXiv:1311.3282
CDF note 10978
High mass resonances Four-jet resonances Various mass exclusions (model dependent) \(6.6~fb^{-1}\) 11/15/12
PRL 111 031802
arXiv:1303.2699
CDF note 10946
Signature based Delayed photon+MET Observation consistent with SM expectation \(6.3~fb^{-1}\) 10/05/12
PRD 88 031103
arXiv:1307.0474
CDF note 10788
High mass resonances 2 Higgs doublet search Observation consistent with SM expectation \(8.7~fb^{-1}\) 10/04/12
PRL 110 121801
arXiv:1212.3837
CDF note 10930
Signature based Dark Matter in Monojet+MET Observation consistent with SM expectation \(6.7~fb^{-1}\) 11/24/11
PRL 108 211804
arXiv:1203.0742
CDF note 10709
High mass resonances High mass ZZ resonances Four ZZ(llll) events at M=327 GeV \(6.0~fb^{-1}\) 11/16/11
PRD 85 012008
arXiv:1111.3432
CDF note 10603
SUSY: chargino or neutralino Trilepton and Dilepton + Track mchargino > 168 GeV (mSUGRA, m0=60, tanβ=3, A0=0, μ>0) \(5.8~fb^{-1}\) 08/26/11
arXiv:1309.7509
CDF note 10636
Signature based Same-Sign dileptons with taus Observation consistent with SM expectation \(6.0~fb^{-1}\) 08/09/11
PRL 110 201801
arXiv:1302.4491
CDF note 10611
High mass resonances RS Graviton to ee (+diphotons) Mgraviton > 1058 GeV (k/MPl = 0.1) \(5.7~fb^{-1}\) 07/30/11
PRL 107 051801
CDF note 10405
High mass resonances 3-jet resonances -- \(3.2~fb^{-1}\) 07/22/11
PRL 107 042001
CDF note 10256
High mass resonances RS Graviton to mumu (+ee+diphotons) Mgraviton > 1111 GeV (k/MPl = 0.1) \(5.7~fb^{-1}\) 06/03/11
CDF note 10479
Signature based ZZ+Missing ET Observation consistent with SM expectation \(4.0~fb^{-1}\) 06/03/11
PRD 85 011104
arXiv:1112.1577
CDF note 10539
Signature based Same-Sign Dileptons (+ interpretation in SUSY-inspired simplified model, same-sign top production and doubly-charged bosons) Observation consistent with SM expectation \(6.1~fb^{-1}\) 05/13/11
PRL 107 181801
arXiv:1108.0101
CDF note 10464
Same-sign tops
Simplified models
Doubly-charged bosons
High mass resonances W' search m(W') > 1.12 TeV (Manifest LR symmetric model) \(5.3~fb^{-1}\) 03/09/11
PRD 83 031102
CDF note 10303
Signature based Lepton+Photon+MET+Bjet (and top-antitop+photon production cross section Observation consistent with SM expectation (σ(\(t\bar{t}\)+photon) = 0.18 +/- 0.07 pb \(6.0~fb^{-1}\) 02/10/11
PRD 80 011103
arXiv:1106.3970
CDF note 10270
Signature based Photon + Jet ( + Missing ET) Observation consistent with SM expectation \(4.8~fb^{-1}\) 02/03/11
CDF note 10355
High mass resonances RS Graviton to diphotons Mgraviton > 963 GeV (k/MPl = 0.1) \(5.4~fb^{-1}\) 01/01/11
PRD 83 011102
CDF note 10158
SUSY: squark or gluino 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)
\(2.65~fb^{-1}\) 10/04/10
PRL 105 081802
CDF note 9969
Signature based Exclusive Dijets + Missing Energy Observation consistent with SM expectation. Limits on: scalar LQ masses: mi > 190(178) GeV, 1st or 2nd (3rd) gen., β = 0 MSSM msquark, mgluino: 4 benchmark points \(2.0~fb^{-1}\) 09/20/10
PRL 105 131801
High mass resonances μμ Channel mZ' > 1071 GeV (SM couplings) \(4.6~fb^{-1}\) 05/27/10
PRL 106 121801
arXiv:1101.4578
CDF Note 10165
New or excited fermions t' in Lepton + Jets + Missing ET mt' > 335 GeV \(4.6~fb^{-1}\) 03/10/10
CDF note 10110
High mass resonances WW/WZ (eνjj) Channel mZ' > 545 GeV
mW' > 515 GeV
mgraviton > 606 GeV
\(2.9~fb^{-1}\) 01/14/10
PRL 104 241801
CDF note 9730
Signature based Diphoton + X
(X = e, μ, γ, missing ET, τ)
Observation consistent with SM expectation \(1.0~\text{-}~2.0~fb^{-1}\) 10/21/09
PRD 82 052005
arXiv:0910.5170
CDF note 8129
SUSY: GMSB Gaugino Pair Production
in Diphoton + Missing ET
mneutralino > 149 GeV for τneutralino < 1 ns \(2.6~fb^{-1}\) 10/08/09
PRL 104 011801
CDF note 9625
Signature based γ + b + jet + Missing ET 617 (637 ± 139) events observed (expected) \(2.0~fb^{-1}\) 09/16/09
PRD 80 052003
CDF note 9296
Signature based FCNC top decays using ratio of Z+4 Jets to W+4 Jets production upper limit of 8.3% (95% C.L.) on t→Zc BR \(1.5~fb^{-1}\) 09/16/09
PRD 80 052001
CDF note 9285
High mass resonances tb Channel (W') mW' > 800 GeV for mW' > mνR
mW' > 825 GeV for mW' < mνR
\(1.9~fb^{-1}\) 08/01/09
PRL 103 041801
CDF note 9150
SUSY: squark or gluino Stop → c + neutralino in Jets + Missing ET Exclude mstop up to 180 GeV as a function of neutralino mass \(2.6~fb^{-1}\) 07/09/09
JHEP 10 (2012) 158
arXiv:1203.4171
Public Note
SUSY: R-parity violation Sneutrino in eμ, eτ, μτ channels σ x BR limits of 0.018 pb (eμ), 0.037 pb (eτ), 0.052 pb (μτ) for an 800 GeV τ-sneutrino and λ'311 = 0.1, λ132133= λ233=0.05 \(1~fb^{-1}\) 07/09/09
PRL 105 191801
arXiv:1004.3042
CDF note 9430
SUSY: chargino or neutralino Unified Trilepton and Dilepton + Track mchargino > 164 GeV (mSUGRA, m0=60, tanβ=3, A0=0, μ>0) Trilepton: 1 (1.5 ± 0.2) events observed (expected) Dilepton+Track: 6 (9.4 ± 1.4) events observed (expected) \(3.2~fb^{-1}\) 05/21/09
CDF note 9817
SUSY: squark or gluino Stop → b + chargino
in Dilepton + Jets + Missing ET
Cross section limits for stop masses of 115 - 197 GeV \(2.7~fb^{-1}\) 05/21/09
PRL 104 251801
CDF note 9439
High mass resonances γγ Channel mHf > 106 GeV (Fermiophobic Couplings) \(3.0~fb^{-1}\) 05/01/09
PRL 103 061803
CDF note 9586
SUSY: chargino or neutralino Gaugino Pair Production in Z + W + Missing ET Cross section limits as a function of mneutralino \(2.7~fb^{-1}\) 04/23/09
CDF note 9791
New or excited fermions b' and B/T5/3 in same-charge dileptons mb' or mB > 338 GeV
mB,T5/3 > 365 GeV
\(2.7~fb^{-1}\) 03/27/09
PRL 104 091801
SUSY: squark or gluino Stop → b + l + sneutrino in Dilepton + Jet + Missing ET Exclude mstop up to 180 GeV for light sneutrino \(1.0~fb^{-1}\) 03/19/09
PRD 82 092001
arXiv:1009.0266
CDF Note 9775
High mass resonances ZZ Channel (Graviton) Mgraviton > 491 GeV ( k/MPl = 0.1) \(3.0~fb^{-1}\) 01/16/09
PRD 83 112008
arXiv:1102.4566
CDF note 9640
High mass resonances μμ Channel mZ' > 1030 GeV (SM couplings)
mgraviton > 921 GeV (k/MPl = 0.1)
\(2.3~fb^{-1}\) 10/21/08
PRL 102 091805
SUSY: squark or gluino Gluino → sbottom + bottom
in 4 b-Jets + Missing ET
mgluino > 350 GeV
for msbottom = 300 GeV, mχ = 60 GeV, msquark = 500 GeV
\(2.5~fb^{-1}\) 08/21/08
PRL 102 221801
CDF note 9506
Signature based Photon + Jet ( + Missing ET) Observation consistent with SM expectation \(2.0~fb^{-1}\) 07/29/08
No publication
Signature based Lepton + Photon + b-Jet + Missing ET 28 (27.9 + 3.6 -3.5) events observed (expected)
HT > 200 GeV, Njets > 2:
16 (11.1 + 2.3 - 2.1) events observed (expected)
\(1.9~fb^{-1}\) 05/15/08
PRD 80 011102
CDF note
Flavor-violating couplings New scalars in same-sign tops ξ < 0.85 (mη = 200 GeV) \(2.0~fb^{-1}\) 05/08/08
PRL 102 041801
CDF note 9319
Technicolor ρT → πTW (W → lν, πT b-bbar) Exclusion region for mρT from 180-250 GeV
(depending on mπT)
\(1.9~fb^{-1}\) 04/11/08
PRL 104 111802
CDF note 9302
SUSY: GMSB Long-Lived Neutralinos Decaying to γ G
in the γ + Jet + Missing ET Channel
mneutralino > 101 GeV for τneutralino = 5 ns \(570~pb^{-1}\) 04/07/08
PRD 78 032015
PRL 99 121801
High mass resonances Dijet Channel Excited quark exclusion m = 260 - 870 GeV
Color-octet technirho exclusion m = 260 - 1100 GeV
Axigluon, flavor-universal coloron exclusion m = 260 - 1250 GeV
E6 diquark exclusion m = 290 - 630 GeV
\(1.1~fb^{-1}\) 03/19/08
PRD 79 112002
CDF note 9246
SUSY: rare decays and stable particles Bs and Bd → μ μ BR(Bs → μ μ) < 5.8 x 10-8
BR(Bd → μ μ) < 1.8 x 10-8
\(2~fb^{-1}\) 03/14/08
PRL 100 101802
CDF note 8956
SUSY: chargino or neutralino High pT e l l and μ l l Channels (l=e or μ) e l l: 0 (0.9 ± 0.1) events observed (expected)
μ l l: 1 (1.4 ± 0.3) events observed (expected)
e l l: \(1.0~fb^{-1}\)
μ l l: \(0.7~fb^{-1}\)
03/07/08
PRD 77 052002
arXiv:0711.3161
High mass resonances ee Channel Most significant excess at mee ≈ 240 GeV (3.8σ)
mZ' > 966 GeV (SM couplings)
mgraviton > 850 GeV (k/MPl = 0.1)
\(2.5~fb^{-1}\) 03/06/08
PRL 102 031801
CDF note 9160
Signature based Global Search (Vista/Sleuth/Bump Hunter) New physics not discovered in \(2.0~fb^{-1}\) \(2.0~fb^{-1}\) 02/28/08
PRD 79 011101
SUSY: R-parity violation Stop Decay to bτ mstop > 153 GeV \(322~pb^{-1}\) 02/26/08
PRL 101 071802
CDF note 7835
Extra dimensions and monopoles Photon + missing ET and
Combination with Jet + missing ET
MD > 1.08 TeV for n = 2 (Photon only);
MD > 0.90 TeV for n = 6 (Photon only);
MD > 1.42 TeV for n = 2 (Combined);
MD > 0.95 TeV for n = 6 (Combined)
\(1.1~\text{-}~2.0~fb^{-1}\) 02/21/08
PRL 101 181602
SUSY: squark or gluino Squarks and Gluinos in Jets + Missing ET m > 392 GeV for m = msquark = mgluino
mgluino > 280 GeV for msquark up to 600 GeV
\(2.0~fb^{-1}\) 02/14/08
PRL 102 121801
CDF note 9229
SUSY: chargino or neutralino Unified Trilepton and Dilepton + Track mchargino > 145 GeV (mSUGRA, m0=60, tanβ=3, A0=0, μ>0)
Trilepton: 1 (0.9 ± 0.1) events observed (expected)
Dilepton+Track: 6 (5.5 ± 1.0) events observed (expected)
\(2.0~fb^{-1}\) 01/10/08
PRL 101 251801
CDF note 9176
Signature based Global Search (Vista + Sleuth) New physics not discovered in \(927~pb^{-1}\) \(927~pb^{-1}\) 12/15/07
PRD 78 012002
CDF note 8763
SUSY: chargino or neutralino Combination of Searches
in 2 or 3 Leptons + Missing ET
mchargino > 129 GeV in the MSSM \(0.7~\text{-}~1.1~fb^{-1}\) 11/09/07
PRL 99 191806
CDF note 8653
SUSY: squark or gluino Stop and Sbottom in 2 b/c Jets + Missing ET mstop > 132 GeV for mneutralino = 48 GeV
msbottom > 193 for mneutralino = 40 GeV
\(295~pb^{-1}\) 10/25/07
PRD 76 072010
CDF note 8411
High mass resonances ee Channel (Z' and RS Graviton) mZ' > 923 GeV (SM couplings)
mgraviton > 807 GeV (k/MPl = 0.1)
\(1.3~fb^{-1}\) 10/22/07
PRL 99 171802
CDF note 8694
High mass resonances γγ Channel (RS Graviton) mgraviton > 850 GeV (k/MPl = 0.1) \(1.2~fb^{-1}\) 10/22/07
PRL 99 171801
CDF note
New or excited fermions b' Quarks in the Z + Jets Channel mb' > 268 GeV for Br(b' → bZ) = 100% \(1.06~fb^{-1}\) 10/18/07
PRD 76 072006
CDF not 8590
New or excited fermions Right-Handed Quarks in Dileptons + X mQ > 295 GeV for mH = 120 GeV \(1.2~fb^{-1}\) 08/09/07
no publication
Signature based Lepton + Photon + X
(X = e, μ, γ, Missing ET)
ll'γ: 74 (66.1 ± 7.7) events observed (expected)
lγ MET: 163 (151 ± 13) events observed (expected)
lγγ: 0 (0.62 ± 0.15) events observed (expected)
\(929~pb^{-1}\) 06/28/07
PRD 75 112001
CDF note 8427
Leptoquarks 3rd generation Vector LQ in Ditau + Dijets mLQ > 317 GeV (β = 1, Y-M couplings) \(322~pb^{-1}\) 06/19/07
PRD 77 091105
SUSY: chargino or neutralino Like-Sign Dilepton Channel
(One High PT e or μ)
13 (7.8 ± 1.1) events observed (expected) \(1.0~fb^{-1}\) 06/01/07
PRL 98 221803
CDF note 8563
Extra dimensions and monopoles Jet + missing ET MD > 1.31 TeV (R < 0.28 mm) for n = 2;
MD > 0.88 TeV (R < 3.2 x 10-11 mm) for n = 6
\(1.1~fb^{-1}\) 05/24/07
Published with Photon + missing ET
High mass resonances eν Channel (W') mW' > 788 GeV (LRSM) \(205~pb^{-1}\) 05/01/07
PRD 75 091101
CDF note 7459
SUSY: R-parity violation LSP Decay via λ121 and λ122
in the 3 or 4 Lepton Channel (e or μ)
mneutralino > 101 GeV, mchargino > 192 GeV \(346~pb^{-1}\) 03/30/07
PRL 98 131804
CDF note 8228
SUSY: rare decays and stable particles Long-Lived Stop Production mstop > 250 GeV \(1.0~fb^{-1}\) 02/08/07
PRL 103 021802
CDF note 8701
High mass resonances tt Channel (Massive Gluon) Limits on gluon coupling as a function of width \(1.9~fb^{-1}\) 12/13/06
CDF note 9164
New or excited fermions Excited Muon in μμγ mμ* > 853 GeV (contact interaction model, Λ = mμ*)
mμ* > 410 GeV (gauge-mediated model, f/Λ = 10-2 GeV-1)
\(371~pb^{-1}\) 11/09/06
PRL 97 191802
CDF note 7177
Extra dimensions and monopoles Large Extra Dimensions in Jet + missing ET M > 1.18 TeV (R < 0.35 mm) for n = 2;
M > 0.83 (R < 3.4 x 10-11 mm) for n = 6
\(368~pb^{-1}\) 10/24/06
PRL 97 171802
CDF note 7896
SUSY: chargino or neutralino Low pT μ + μ + l (l=e or μ) 1 (0.4 ± 0.1) events observed (expected) \(976~pb^{-1}\) 09/14/06
PRD 79 052004
SUSY: chargino or neutralino Low pT ee + Track 3 (1.0 ± 0.3) events observed (expected) \(1.0~fb^{-1}\) 08/24/06
CDF note 8529
Signature based Z Boson Production at High pTZ dσ/dpT < 10 fb/GeV for pT = 100 GeV \(305~pb^{-1}\) 08/17/06
CDF note 8452
Signature based Lepton + Photon + X
(X = e, μ, Missing ET)
llγ: 42 (37.3 ± 5.4) events observed (expected)
lγ MET: 31 (23.0 ± 2.7) events observed (expected)
\(305~pb^{-1}\) 07/17/06
PRL 97 031801
CDF note 8427
High mass resonances ZZ Channel (four electrons) σ x BR(G* --> ZZ) < 4-6 pb for various M(G*) \(1.1~fb^{-1}\) 06/15/06
PRD 78 012008
High mass resonances ee Channel (Z') mZ' > 850 GeV (SM couplings) \(450~pb^{-1}\) 05/30/06
PRL 96 211801
CDF note 7711
High mass resonances eμ Channel (Z' and Sneutrino) msneutrino > 300 GeV for λ'311 ≥ 0.01 and λ132 ≥ 0.02
mZ' > 700 GeV for LFV coupling Q12l = 0.1 (η model)
\(344~pb^{-1}\) 05/30/06
PRL 96 211802
CDF note 7747
Extra dimensions and monopoles Magnetic Monopoles σ < 0.2 pb for mmonopole = 200 - 700 GeV \(36~pb^{-1}\) 05/26/06
PRL 96 201801
SUSY: squark or gluino Gluino → sbottom + bottom
in 4 b-jets + Missing ET
mgluino > 270 GeV
for msbottom < 220 GeV and mgluino - msbottom > 6 GeV
\(156~pb^{-1}\) 05/04/06
PRL 96 171802
CDF note 7136
Leptoquarks 2nd Generation Scalar LQ in
Dimuon + Dijets and
Muon + Missing ET + Dijets
(Combination)
LQ > 226 GeV (β = 1)
mLQ > 208 GeV (β = 0.5)
mLQ > 143 GeV (β = 0.1)
\(198~pb^{-1}\) 03/01/06
PRD 73 051101
CDF note 7216
High mass resonances ee and μμ Channels
(Z', Graviton, Sneutrino, Techniparticle)
msneutrino > 680 (665) GeV for λ2Br = 0.01 in ee (μμ) channel
mZ' > 825 GeV (SM couplings)
mρTCTC) > 280 (270) GeV, MV = MA = 500 (400) GeV
mgraviton > 710 GeV (k/MPl = 0.1)
\(200~pb^{-1}\) 12/12/05
PRL 95 252001
CDF note 7286
SUSY: rare decays and stable particles Bs and Bd → μ μ BR(Bs → μ μ) < 2.0 x 10-7
BR(Bd → μ μ) < 5.1 x 10-8
\(364~pb^{-1}\) 11/23/05
PRL 95 221805
CDF note 7463
Leptoquarks 1st Generation Scalar LQ in
Dielectron + Dijets and
Electron + Missing ET + Dijets
(Combination)
mLQ > 236 GeV (β = 1)
mLQ > 205 GeV (β = 0.5)
mLQ > 145 GeV (β = 0.1)
\(203~pb^{-1}\) 09/29/05
PRD 72 051107
CDF note 7181
High mass resonances ττ Channel (Z' and Sneutrino) mZ' > 399 GeV (SM couplings)
msneutrino > 377 GeV for λ2Br = 0.01
\(195~pb^{-1}\) 09/21/05
PRL 95 131801
CDF note 7167
Leptoquarks 1st and 2nd Generation Scalar LQ
in Dijets + Missing ET
mLQ > 117 GeV (β = 0) \(191~pb^{-1}\) 06/10/05
PRD 71 112001
CDF note 7169
New or excited fermions Excited Electron in eeγ me* > 879 GeV (contact interaction model, Λ = me*)
me* > 430 GeV (gauge-mediated model, f/Λ = 10-2 GeV-1)
\(202~pb^{-1}\) 03/16/05
PRL 94 101802
SUSY: GMSB Chargino + Neutralino Production
in the γ γ + Missing ET Channel
mchargino > 167 GeV (mneutralino > 93 GeV) \(202~pb^{-1}\) 02/18/05
PRD 71 031104
New or excited fermions Long-Lived b' Quarks in the Z + X Channel mb' > 170 GeV for τb' = 3 - 20 mm \(163~pb^{-1}\) 08/28/04
CDF note 7244
SUSY: rare decays and stable particles Bs and Bd → μ μ BR(Bs → μ μ) < 7.5 x 10-7
BR(Bd → μ μ) < 1.9 x 10-8
\(171~pb^{-1}\) 07/13/04
PRL 93 032001
CDF note 6397
Signature based Photon + Heavy Quark (b, c) Cross sections as a function of γ ET \(66.7~pb^{-1}\) 11/07/03
no publication