Abstract
A search for massive coloured resonances which are pair-produced and decay into two jets is presented. The analysis uses 36.7 fb−1
−
1
of 𝑠√
s
= 13 TeV pp collision data recorded by the ATLAS experiment at the LHC in 2015 and 2016. No significant deviation from the background prediction is observed. Results are interpreted in a SUSY simplified model where the lightest supersymmetric particle is the top squark, 𝑡̃
t
~
, which decays promptly into two quarks through R-parity-violating couplings. Top squarks with masses in the range 100 GeV<𝑚𝑡̃<410
100
GeV
<
m
t
~
<
410
GeV
GeV
are excluded at 95% confidence level. If the decay is into a b-quark and a light quark, a dedicated selection requiring two b-tags is used to exclude masses in the ranges 100 GeV<𝑚𝑡̃<470
100
GeV
<
m
t
~
<
470
GeV
GeV
and 480 GeV<𝑚𝑡̃<610
480
GeV
<
m
t
~
<
610
GeV
GeV
. Additional limits are set on the pair-production of massive colour-octet resonances.
Licence information
This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.
Attribution 3.0 United States
Copyright statements
©, 2018, The Author(s). ATLAS Collaboration