LIMITS ON CHARGED PARTICLES IN HADRONIC REACTIONS

Heavy Particle Production Cross Section

INSPIRE   JSON  (beta) PDGID:
S015CH
S015CH
VALUE (nb) CL% DOCUMENT ID TECN  COMMENT
• • We do not use the following data for averages, fits, limits, etc. • •
1
AAD
2025AA
 
ATLS vector-like lepton search
2
AAD
2024AK
 
ATLS top + MET search
3
AAD
2024B
 
ATLS non-resonant jet search
4
AAD
2024CM
 
ATLS dark meson $\rightarrow$ ${{\mathit t}}$ $/$ ${{\mathit b}}$ search
5
AAD
2022G
 
ATLS vector-like matter search
6
TUMASYAN
2022H
 
CMS search for new matter via multileptons
7
SIRUNYAN
2021T
 
CMS model independent search
8
SIRUNYAN
2020C
 
CMS 4${{\mathit t}}$ search via multileptons
9
AABOUD
2019AA
 
ATLS BSM search
10
AABOUD
2019Q
 
ATLS single top +MET
11
AABOUD
2017D
 
ATLS anomalous ${{\mathit W}}{{\mathit W}}{{\mathit j}}{{\mathit j}}$, ${{\mathit W}}{{\mathit Z}}{{\mathit j}}{{\mathit j}}$
12
AABOUD
2017L
 
ATLS $\mathit m>$870 GeV, ${{\mathit Z}}(\rightarrow$ ${{\mathit \nu}}{{\mathit \nu}}$ )${{\mathit t}}{{\mathit X}}$
13
SIRUNYAN
2017B
 
CMS ${{\mathit t}}{{\mathit H}}$
14
SIRUNYAN
2017C
 
CMS ${{\mathit Z}}$ + (${{\mathit t}}$ or ${{\mathit b}}$)
15
SIRUNYAN
2017J
 
CMS ${{\mathit X}_{{{5/3}}}}$ $\rightarrow$ ${{\mathit t}}{{\mathit W}}$
16
AAIJ
2015BD
 
LHCB $\mathit m=124 - 309$ GeV
17
AAD
2013AH
 
ATLS $\vert $q$\vert =(2 - 6)\mathit e$, $\mathit m=50 - 600~$GeV
$<1.2 \times 10^{-3}$ 95 18
AAD
2011I
 
ATLS $\vert $q$\vert =10{{\mathit e}}$, $\mathit m=0.2 - 1$ TeV
$<1.0 \times 10^{-5}$ 95 19, 20
AALTONEN
2009Z
 
CDF $\mathit m>$100 GeV, noncolored
$<4.8 \times 10^{-5}$ 95 19, 21
AALTONEN
2009Z
 
CDF $\mathit m>$100 GeV, colored
$<0.31 - 0.04 \times 10^{-3}$ 95 22
ABAZOV
2009M
 
D0 pair production
$<0.19$ 95 23
AKTAS
2004C
 
H1 $\mathit m=3 - 10$ GeV
$<0.05$ 95 24
ABE
1992J
 
CDF $\mathit m=50 - 200$ GeV
$\text{<30-130}$ 25
CARROLL
1978
 
SPEC $\mathit m=2-$2.5 GeV
$\text{<100}$ 26
LEIPUNER
1973
 
CNTR $\mathit m=3-$11 GeV
1  AAD 2025AA search for vector-like lepton (VLL) pair production at ATLAS with 140 fb${}^{-1}$ of data. No signal observed. Limits placed on VLL mass for singlet and doublet models with mxing to ${{\mathit e}}$ or ${{\mathit \mu}}$. The resulting mass lower limits are 1220 GeV (1270 GeV) and 320 GeV (400 GeV) for vector-like electrons (muons) in the doublet and singlet scenarios, respectively.
2  AAD 2024AK search for single top + MET in 140 fb${}^{-1}$ fb of data. No signal observed. Limits placed in various planes such as ${{\mathit \sigma}}$ vs m(mediator) for assumed simplified models.
3  AAD 2024B search for non-resonant jets +MET at $\sqrt {s }$ = 13 TeV with 139 fb${}^{-1}$. No excess observed. Limits placed on dark sector model mediator mass and coupling.
4  AAD 2024CM search for new dark mesons decaying to ${{\mathit t}}$ $/$ ${{\mathit b}}$ states with 140 fb${}^{-1}$ at 13 TeV. No signal observed. Limits placed in mass vs. ${{\mathit \sigma}}$ plane for various new physics simplified models.
5  AAD 2022G search for single vector-like quark ${{\mathit T}}$ with ${{\mathit T}}$ $\rightarrow$ ${{\mathit t}}{{\mathit h}}$ in all hadronic mode with 139 fb${}^{-1}$ at 13 TeV; no signal observed; limits placed in mass vs. coupling plane.
6  TUMASYAN 2022H search for new states of matter via non-resonant mutilepton production based on a luminosity of 138 fb${}^{-1}$; no signal observed; limits placed on vector-like leptons, leptoquarks, and new fermions from type-III seesaw model.
7  SIRUNYAN 2021T perform model unspecific search for deviations from SM with CMS at 13 TeV with 35.9${}^{-1}$ fb data in numerous signature channels. No deviations from SM found.
8  SIRUNYAN 2020C search for four top-quark production with decay to multileptons at CMS at 13 TeV with 137 fb${}^{-1}$; no signal is found and limits are placed on the Higgs boson oblique parameter in the effective field theory framework (EFT) and the model parameters (tan${{\mathit \beta}}$).
9  AABOUD 2019AA search for BSM physics at 13 TeV with 3.2 fb${}^{-1}$ in $>10^{5}$ regions of $>$ 700 event classes; no significant signal found.
10  AABOUD 2019Q search for single top+MET events at 13 TeV with 36.1 fb${}^{-1}$ of data; no signal found and limits set in ${{\mathit \sigma}}$ or coupling vs. mass plane for variety of simplified models including DM and vector-like top quark ${{\mathit T}}$.
11  AABOUD 2017D search for ${{\mathit W}}{{\mathit W}}{{\mathit j}}{{\mathit j}}$, ${{\mathit W}}{{\mathit Z}}{{\mathit j}}{{\mathit j}}$ in ${{\mathit p}}{{\mathit p}}$ collisions at 8 TeV with 3.2 fb${}^{-1}$; set limits on anomalous couplings.
12  AABOUD 2017L search for the pair production of heavy vector-like ${{\mathit T}}$ quarks in the ${{\mathit Z}}(\rightarrow$ ${{\mathit \nu}}{{\mathit \nu}}$ )${{\mathit t}}{{\mathit X}}$ final state.
13  SIRUNYAN 2017B search for vector-like quark ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit T}}{{\mathit X}}$ $\rightarrow$ ${{\mathit t}}{{\mathit H}}{{\mathit X}}$ in 2.3 fb${}^{-1}$ at 13 TeV; no signal seen; limits placed.
14  SIRUNYAN 2017C search for vector-like quark ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit T}}{{\mathit X}}$ $\rightarrow$ ${{\mathit Z}}$ + (${{\mathit t}}$ or ${{\mathit b}}$) in 2.3 fb${}^{-1}$ at 13 TeV; no signal seen; limits placed.
15  SIRUNYAN 2017J search for ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit X}_{{{5/3}}}}{{\mathit X}_{{{5/3}}}}$ $\rightarrow$ ${{\mathit t}}{{\mathit W}}{{\mathit t}}{{\mathit W}}$ with 2.3 fb${}^{-1}$ at 13 TeV. No signal seen: m(${{\mathit X}}$) $>$ 1020 (990) GeV for RH (LH) new charge 5/3 quark.
16  AAIJ 2015BD search for production of long-lived particles in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 and 8 TeV. See their Table 6 for cross section limits.
17  AAD 2013AH search for production of long-lived particles with $\vert $q$\vert =(2 - 6)\mathit e$ in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with 4.4 fb${}^{-1}$. See their Fig. 8 for cross section limits.
18  AAD 2011I search for production of highly ionizing massive particles in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7$~$TeV with L = 3.1 pb${}^{-1}$. See their Table 5 for similar limits for $\vert $q$\vert $ = 6${{\mathit e}}$ and 17${{\mathit e}}$, Table 6 for limits on pair production cross section.
19  AALTONEN 2009Z search for long-lived charged particles in ${{\mathit p}}{{\overline{\mathit p}}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 1.96 TeV with $\mathit L$ = 1.0 fb${}^{-1}$. The limits are on production cross section for a particle of mass above 100 GeV in the region $\vert {{\mathit \eta}}\vert $ ${ {}\lesssim{} }$ 0.7, $p_T>$ 40 GeV, and 0.4 $<{{\mathit \beta}}<$ 1.0.
20  Limit for weakly interacting charge-1 particle.
21  Limit for up-quark like particle.
22  ABAZOV 2009M search for pair production of long-lived charged particles in ${{\mathit p}}{{\overline{\mathit p}}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 1.96 TeV with $\mathit L$ = 1.1 fb${}^{-1}$. Limit on the cross section of ($0.31 - 0.04$) pb (95$\%$ CL) is given for the mass range of $60 - 300$ GeV, assuming the kinematics of stau pair production.
23  AKTAS 2004C look for charged particle photoproduction at HERA with mean c.m. energy of 200~GeV.
24  ABE 1992J look for pair production of unit-charged particles which leave detector before decaying. Limit shown here is for $\mathit m$=50 GeV. See their Fig.$~$5 for different charges and stronger limits for higher mass.
25  CARROLL 1978 look for neutral, $\mathit S$ = $-2$ dihyperon resonance in ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 2 ${{\mathit K}^{+}}$ X. Cross section varies within above limits over mass range and $\mathit p_{{\mathrm {lab}}}$ = 5.1$-$5.9 ${\mathrm {GeV/}}\mathit c$.
26  LEIPUNER 1973 is an NAL 300 GeV ${{\mathit p}}$ experiment. Would have detected particles with lifetime greater than 200 ns.
References