LIMITS ON JET-JET RESONANCES

ATLS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit Y}}$ $\rightarrow$ ${{\mathit H}}{{\mathit X}}$ $\rightarrow$ ( ${{\mathit b}}{{\mathit b}}$) ${+}$ ( ${{\mathit q}}{{\mathit q}}$)

⁵

ATLS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit b}}{{\mathit b}}{{\mathit b}}$ + $\not E_T$

⁶

ATLS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ vector-like quarks

⁷

ATLS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ resonance

⁸

CMS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit Z}}{{\mathit Z}}$ or ${{\mathit W}}$ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit \ell}}{{\overline{\mathit \ell}}}{{\mathit j}}{{\mathit j}}$

⁹

CMS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit R}}{{\mathit R}}$ ; ${{\mathit R}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$

¹⁰

2017

CMS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ resonance

¹¹

2017

CMS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ($8 - 10$) ${{\mathit j}}+\not E_T$

¹²

2017

CMS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ angular distribution

¹³

ATLS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit b}}$ + jet

¹⁴

ATLS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 3 high $\mathit E_{T}$ jets

¹⁵

ATLS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ resonance

¹⁶

CMS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ resonance

¹⁷

CMS

${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ resonance

¹⁸

ATLS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 2 jets

¹⁹

CDF

1.96 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ 4 jets

²⁰

CMS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 2 jets

²¹

CMS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}{{\mathit X}}$

²²

2012

ATLS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 2 jets

²³

2012

CMS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit t}}{{\overline{\mathit t}}}{{\mathit X}}$

²⁴

2011

ATLS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 2 jets

²⁵

2011

CDF

1.96 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ ${{\mathit W}}$ + 2 jets

²⁶

ABAZOV

2011

1.96 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ ${{\mathit W}}$ + 2 jets

²⁷

ATLS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 2 jets

²⁸

CMS

7 TeV ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ 2 jets

²⁹

1999

CDF

1.8 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ + anything

³⁰

1997

CDF

1.8 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ 2 jets

$ <2603 $

200

³¹

1993

CDF

1.8 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ 2 jets

$ <44 $

400

³¹

1993

CDF

1.8 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ 2 jets

$ <7 $

600

³¹

1993

CDF

1.8 TeV ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ 2 jets

¹ AABOUD 2019AJ search for low mass dijet resonance in ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit X}}$ , ${{\mathit X}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ at 13 TeV with 79.8 fb${}^{-1}$ of data; no signal found; limits placed on ${{\mathit Z}^{\,'}}$ model in coupling vs. m(${{\mathit Z}^{\,'}}$) plane.

² SIRUNYAN 2019B search for low mass resonance ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit A}}$ , ${{\mathit A}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ at 13 TeV using 35.9 fb${}^{-1}$; no signal; exclude resonances $50 - 350$ GeV depending on production and decay.

³ SIRUNYAN 2019CD search for ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit Z}^{\,'}}{{\mathit \gamma}}$ , ${{\mathit Z}^{\,'}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ with fat jet ( ${{\mathit j}}{{\mathit j}}$ ); no signal, limits placed in m(${{\mathit Z}^{\,'}}$) vs. coupling plane for ${{\mathit Z}^{\,'}}$ masses from 10 to 125 GeV.

⁴ AABOUD 2018AD search for new heavy particle ${{\mathit Y}}$ $\rightarrow$ ${{\mathit H}}{{\mathit X}}$ $\rightarrow$ ( ${{\mathit b}}{{\mathit b}}$) ${+}$ ( ${{\mathit q}}{{\mathit q}}$). No signal observed. Limits set on m(Y) vs. m(X) in the ranges of m(Y) in $1 - 4$ TeV and m(X) in $50 - 1000$ GeV.

⁵ AABOUD 2018CK search for SUSY Higgsinos in gauge-mediation via ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit b}}{{\mathit b}}{{\mathit b}}$ + $\not E_T$ at 13 TeV using two complementary analyses with 24.3/36.1 fb${}^{-1}$; no signal is found and Higgsinos with masses between 130 and 230 GeV and between 290 and 880 GeV are excluded at the 95$\%$ confidence level.

⁶ AABOUD 2018CL search for ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ vector-like quarks $\rightarrow$ jets at 13 TeV with 36 fb${}^{-1}$; no signal seen; limits set on various VLQ scenarios. For pure ${{\mathit B}}$ $\rightarrow$ ${{\mathit H}}{{\mathit b}}$ or ${{\mathit T}}$ $\rightarrow$ ${{\mathit H}}{{\mathit t}}$ , set the mass limit m $>$ 1010 GeV.

⁷ AABOUD 2018N search for dijet resonance at Atlas with 13 TeV and 29.3 fb${}^{-1}$; limits set on m(${{\mathit Z}^{\,'}}$) in the mass range of $450 - 1800$ GeV.

⁸ SIRUNYAN 2018DJ search for ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit Z}}{{\mathit Z}}$ or ${{\mathit W}}$ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit \ell}}{{\overline{\mathit \ell}}}{{\mathit j}}{{\mathit j}}$ resonance at 13 TeV, 35.9 fb${}^{-1}$; no signal; limits set in the $400 - 4500$ GeV mass range, exclusion of ${{\mathit W}^{\,'}}$ up to 2270 GeV in the HVT model A, and up to 2330 GeV for HVT model B. WED bulk graviton exclusion up to 925 GeV.

⁹ SIRUNYAN 2018DY search for ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit R}}{{\mathit R}}$ ; ${{\mathit R}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ two dijet resonances at 13 TeV 35.9 fb${}^{-1}$; no signal; limits placed on RPV top-squark pair production.

¹⁰ KHACHATRYAN 2017W search for dijet resonance in 12.9 fb${}^{-1}$ data at 13 TeV; see Fig. 2 for limits on axigluons, diquarks, dark matter mediators etc.

¹¹ KHACHATRYAN 2017Y search for ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ($8 - 10)~{{\mathit j}}$ in 19.7 fb${}^{-1}$ at 8 TeV. No signal seen. Limits set on colorons, axigluons, RPV, and SUSY.

¹² SIRUNYAN 2017F measure ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ angular distribution in 2.6 fb${}^{-1}$ at 13 TeV; limits set on LEDs and quantum black holes.

¹³ AABOUD 2016 search for resonant dijets including one or two ${{\mathit b}}$-jets with 3.2 fb${}^{-1}$ at 13 TeV; exclude excited ${{\mathit b}^{*}}$ quark from $1.1 - 2.1$ TeV; exclude leptophilic ${{\mathit Z}^{\,'}}$ with SM couplings from $1.1 - 1.5$ TeV.

¹⁴ AAD 2016N search for ${}\geq{}$3 jets with 3.6 fb${}^{-1}$ at 13 TeV; limits placed on micro black holes (Fig. 10) and string balls (Fig. 11).

¹⁵ AAD 2016S search for high mass jet-jet resonance with 3.6 fb${}^{-1}$ at 13 TeV; exclude portions of excited quarks, ${{\mathit W}^{\,'}}$, ${{\mathit Z}^{\,'}}$ and contact interaction parameter space.

¹⁶ KHACHATRYAN 2016K search for dijet resonance in 2.4 fb${}^{-1}$ data at 13 TeV; see Fig. 3 for limits on axigluons, diquarks etc.

¹⁷ KHACHATRYAN 2016L use data scouting technique to search for ${{\mathit j}}{{\mathit j}}$ resonance on 18.8 fb${}^{-1}$ of data at 8 TeV. Limits on the coupling of a leptophobic ${{\mathit Z}^{\,'}}$ to quarks are set, improving on the results by other experiments in the mass range between $500 - 800$ GeV.

¹⁸ AAD 2013D search for dijet resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with $\mathit L$ = 4.8 fb${}^{-1}$. The observed events are compatible with Standard Model expectation. See their Fig. 6 and Table 2 for limits on resonance cross section in the range $\mathit m$ = $1.0 - 4.0$ TeV.

¹⁹ AALTONEN 2013R search for production of a pair of jet-jet resonances in ${{\mathit p}}{{\overline{\mathit p}}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 1.96 TeV with $\mathit L$ = 6.6 fb${}^{-1}$. See their Fig. 5 and Tables I, II for cross section limits.

²⁰ CHATRCHYAN 2013A search for ${{\mathit q}}{{\mathit q}}$ , ${{\mathit q}}{{\mathit g}}$ , and ${{\mathit g}}{{\mathit g}}$ resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with $\mathit L$ = 4.8 fb${}^{-1}$. See their Fig. 3 and Table 1 for limits on resonance cross section in the range $\mathit m$ = $1.0 - 4.3$ TeV.

²¹ CHATRCHYAN 2013A search for ${{\mathit b}}{{\overline{\mathit b}}}$ resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with $\mathit L$ = 4.8 fb${}^{-1}$. See their Fig. 8 and Table 4 for limits on resonance cross section in the range $\mathit m$ = $1.0 - 4.0$ TeV.

²² AAD 2012S search for dijet resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with $\mathit L$ = 1.0 fb${}^{-1}$. See their Fig. 3 and Table 2 for limits on resonance cross section in the range = $0.9 - 4.0$ TeV.

²³ CHATRCHYAN 2012BL search for ${{\mathit t}}{{\overline{\mathit t}}}$ resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with $\mathit L$ = 4.4 fb${}^{-1}$. See their Fig. 4 for limits on resonance cross section in the range $\mathit m$ = $0.5 - 3.0$ TeV.

²⁴ AAD 2011AG search for dijet resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with L = 36$~$pb${}^{-1}$. Limits on number of events for $\mathit m$ = $0.6 - 4$ TeV are given in their Table 3.

²⁵ AALTONEN 2011M find a peak in two jet invariant mass distribution around 140 GeV in ${{\mathit W}}$ + 2 jet events in ${{\mathit p}}{{\overline{\mathit p}}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 1.96$~$TeV with L = 4.3 fb${}^{-1}$.

²⁶ ABAZOV 2011I search for two-jet resonances in ${{\mathit W}}$ + 2 jet events in ${{\mathit p}}{{\overline{\mathit p}}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 1.96$~$TeV with L = 4.3 fb${}^{-1}$ and give limits $\sigma <$ ($2.6 - 1.3$) pb (95$\%$ CL) for $\mathit m$ = $110 - 170$ GeV. The result is incompatible with AALTONEN 2011M.

²⁷ AAD 2010 search for narrow dijet resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7 TeV with L = 315$~$nb${}^{-1}$. Limits on the cross section in the range $10 - 10^{3}$ pb is given for ${\mathit m}_{\mathrm {}}$ = $0.3 - 1.7~$TeV.

²⁸ KHACHATRYAN 2010 search for narrow dijet resonances in ${{\mathit p}}{{\mathit p}}$ collisions at $\mathit E_{{\mathrm {cm}}}$ = 7$~$TeV with L = 2.9 pb${}^{-1}$. Limits on the cross section in the range $1 - 300$ pb is given for ${\mathit m}_{\mathrm {}}$ = $0.5 - 2.6~$TeV separately in the final states ${{\mathit q}}{{\mathit q}}$ , ${{\mathit q}}{{\mathit g}}$ , and ${{\mathit g}}{{\mathit g}}$ .

²⁹ ABE 1999F search for narrow ${{\mathit b}}{{\overline{\mathit b}}}$ resonances in ${{\mathit p}}{{\overline{\mathit p}}}$ collisions at $\mathit E_{{\mathrm {cm}}}=1.8$ TeV. Limits on $\sigma\mathrm {( {{\mathit p}} {{\overline{\mathit p}}} \rightarrow {{\mathit X}} + {\mathrm {anything}})}{\times }$B( ${{\mathit X}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}$ ) in the range $3 - 10^{3}~$pb (95$\%$CL) are given for ${\mathit m}_{{{\mathit X}}}=200 - 750$ GeV. See their Table$~$I.

³⁰ ABE 1997G search for narrow dijet resonances in ${{\mathit p}}{{\overline{\mathit p}}}$ collisions with 106$~$pb${}^{-1}$ of data at $\mathit E_{{\mathrm {cm}}}$ = $1.8$ TeV. Limits on $\sigma $( ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ ${{\mathit X}}$ + anything)$\cdot{}$B( ${{\mathit X}}$ $\rightarrow$ ${{\mathit j}}{{\mathit j}}$ ) in the range $~$pb (95$\%$CL) are given for dijet mass $\mathit m=200 - 1150$ GeV with both jets having $\vert {{\mathit \eta}}\vert <2.0$ and the dijet system having $\vert $cos $\theta {}^{*}\vert <0.67$. See their Table$~$I for the list of limits. Supersedes ABE 1993G.

³¹ ABE 1993G give cross section times branching ratio into light (${{\mathit d}}$, ${{\mathit u}}$, ${{\mathit s}}$, ${{\mathit c}}$, ${{\mathit b}}$) quarks for $\Gamma $ = $0.02~\mathit M$. Their Table$~$II gives limits for $\mathit M$ = $200 - 900$ GeV and $\Gamma $ = ($0.02 - 0.2)~\mathit M$.

References:

2019AJ

PL B795 56

Search for low-mass resonances decaying into two jets and produced in association with a photon using $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector

2019B

PR D99 012005

Search for low-mass resonances decaying into bottom quark-antiquark pairs in proton-proton collisions at $\sqrt{s} =$ 13 TeV

2019CD

PRL 123 231803

Search for low-mass quark-antiquark resonances produced in association with a photon at $\sqrt{s} = $ 13 TeV

2018AD

PL B779 24

A search for resonances decaying into a Higgs boson and a new particle $X$ in the $XH \to qqbb$ final state with the ATLAS detector

2018CK

PR D98 092002

Search for pair production of higgsinos in final states with at least three $b$-tagged jets in $\sqrt{s} = 13$ TeV $pp$ collisions using the ATLAS detector

2018N

PRL 121 081801

Search for low-mass dijet resonances using trigger-level jets with the ATLAS detector in $pp$ collisions at $\sqrt{s}=13$ TeV

2018CL

PR D98 092005

Search for pair production of heavy vector-like quarks decaying into hadronic final states in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector

2018DY

PR D98 112014

Search for pair-produced resonances decaying to quark pairs in proton-proton collisions at $\sqrt{s}=$ 13 TeV

2018DJ

JHEP 1809 101

Search for a heavy resonance decaying into a Z boson and a Z or W boson in 2?2q final states at $ \sqrt{s}=13 $ TeV

2017Y

PL B770 257

Search for New Phenomena in Events with High Jet Multiplicity and Low Missing Transverse Momentum in Proton-Proton Collisions at $\sqrt {s }$ = 8 TeV

2017W

PL B769 520

Search for Dijet Resonances in Proton-Proton Collisions at $\sqrt {s }$ = 13 TeV and Constraints on Dark Matter and other Models

2017F

JHEP 1707 013

Search for New Physics with Dijet Angular Distributions in Proton-Proton Collisions at $\sqrt {s }$ = 13 TeV

PL B759 229

Search for Resonances in the Mass Distribution of Jet Pairs with One or Two Jets Identified as ${\mathit {\mathit b}}$-Jets in Proton-proton Collisions at $\sqrt {s }$ =13 TeV with the ATLAS Detector

2016N

JHEP 1603 026

Search for Strong Gravity in Multijet Final States Produced in ${{\mathit p}}{{\mathit p}}$ Collisions at $\sqrt {s }$ = 13 TeV using the ATLAS Detector at the LHC

2016S

PL B754 302

Search for New Phenomena in Dijet Mass and Angular Distributions from ${{\mathit p}}{{\mathit p}}$ Collisions at $\sqrt {s }$ = 13 TeV with the ATLAS Detector

2016L

PRL 117 031802

Search for Narrow Resonances in Dijet Final States at $\sqrt {s }$ = 8 TeV with the Novel CMS Technique of Data Scouting

2016K

PRL 116 071801

Search for Narrow Resonances Decaying to Dijets in Proton-Proton Collisions at $\sqrt {s }$ = 13 TeV

2013D

JHEP 1301 029

ATLAS Search for New Phenomena in Dijet Mass and Angular Distributions using ${{\mathit p}}{{\mathit p}}$ Collisions at $\sqrt {s }$ = 7 TeV

2013R

PRL 111 031802

Search for Pair-Production of Strongly-Interacting Particles Decaying to Pairs of Jets in ${{\mathit p}}{{\overline{\mathit p}}}$ Collisions at $\sqrt {s }$ = 1.96 TeV

2013A

JHEP 1301 013

Search for Narrow Resonances and Quantum Black Holes in Inclusive and ${\mathit {\mathit b}}$-Tagged Dijet Mass Spectra from ${{\mathit p}}{{\mathit p}}$ Collisions at $\sqrt {s }$ = 7 TeV

2012S

PL B708 37

Search for New Physics in the Dijet Mass Distribution using 1 ${\mathrm {fb}}{}^{-1}$ of ${{\mathit p}}{{\mathit p}}$ Collision Data at $\sqrt {s }$ = 7 TeV Collected by the ATLAS Detector

2012BL

JHEP 1212 015

Search for Resonant ${\mathit {\mathit t}}{\mathit {\overline{\mathit t}}}$ Production in Lepton+Jets Events in ${{\mathit p}}{{\mathit p}}$ Collisions at $\sqrt {s }$ = 7 TeV

2011AG

NJP 13 053044

A Search for New Physics in Dijet Mass and Angular Distributions in ${{\mathit p}}{{\mathit p}}$ Collisions at $\sqrt {s }$ = 7 TeV Measured with the ATLAS Detector

2011M

PRL 106 171801

Invariant Mass Distribution of Jet Pairs Produced in Association with a ${{\mathit W}}$ Boson in ${{\mathit p}}{{\overline{\mathit p}}}$ Collisions at $\sqrt {s }$ = 1.96 TeV

ABAZOV

2011I

PRL 107 011804

Bounds on an Anomalous Dijet Resonance in ${{\mathit W}}$+jets Production in ${{\mathit p}}{{\overline{\mathit p}}}$ Collisions at $\sqrt {s }$ = 1.96 TeV

PRL 105 161801

Search for New Particles in Two-Jet Final States in 7 TeV Proton$−$Proton Collisions with the ATLAS Detector at the LHC

PRL 105 211801

Search for Dijet Resonances in 7 TeV ${{\mathit p}}{{\mathit p}}$ Collisions at CMS

1999F

PRL 82 2038

Search for New Particles Decaying to ${\mathit {\mathit b}}{\mathit {\overline{\mathit b}}}$ in ${{\mathit p}}{{\overline{\mathit p}}}$ Collisions at $\sqrt {s }$ = 1.8 TeV

1997G

PR D55 5263

Search for New Particles Decaying to Dijets at CDF