ATLAS PUB Notes

2019-03-06
10:22
 Probing the $\mathcal{CP}$ nature of the Higgs boson coupling to $\tau$ leptons at HL-LHC This note presents a study for the prospective measurement of the $\mathcal{CP}$ quantum number of the Higgs boson coupling to $\tau$ leptons with 3000 fb$^{-1}$ of proton--proton collisions at $\sqrt{s} = 14$ TeV using the ATLAS detector at the HL-LHC. [...] ATL-PHYS-PUB-2019-008. - 2019. Original Communication (restricted to ATLAS) - Full text

2019-02-28
17:40
 Validation of signal Monte Carlo event generation in searches for Higgs boson pairs with the ATLAS detector This note presents the validation of signal Monte Carlo event generation for the searches of Higgs boson pairs using the full Run2 dataset collected by the ATLAS detector. [...] ATL-PHYS-PUB-2019-007. - 2019. Original Communication (restricted to ATLAS) - Full text

2019-02-27
10:47
 HL/HE-LHC Yellow Report Volume II This book collects the original notes from the ATLAS and CMS Collaborations, used as input to the 2018 HL/HE-LHC workshop and to the reports of the working groups.. ATL-PHYS-PUB-2019-006. - 2019. - 1358 p. Original Communication (restricted to ATLAS) - Full text

2019-01-30
17:21
 Expected performance of the ATLAS detector at the High-Luminosity LHC The High-Luminosity LHC (HL-LHC) will deliver proton-proton collisions at a center-of-mass energy of $\sqrt{s} = 14$ TeV with a baseline instantaneous luminosity of $5 \cdot 10^{34} \text{ cm}^{-2}\text{s}^{-1}$ and an ultimate achievable instantaneous luminosity of $7.5 \cdot 10^{34}\text{ cm}^{-2}\text{s}^{-1}$. [...] ATL-PHYS-PUB-2019-005. - 2019. Original Communication (restricted to ATLAS) - Full text

2019-01-30
17:11
 Modelling of the vector boson scattering process $pp\rightarrow W^\pm W^\pm jj$ in Monte Carlo generators in ATLAS Predicted cross sections for electroweak scattering of two same-sign $W$ bosons in association with two jets ($pp\rightarrow W^\pm W^\pm jj$) are compared for a number of Monte Carlo configurations. [...] ATL-PHYS-PUB-2019-004. - 2019. Original Communication (restricted to ATLAS) - Full text

2019-01-21
18:44
 $B^0_d \to K^{*0}\mu\mu$ angular analysis prospects with the upgraded ATLAS detector at the HL-LHC This note estimates the ATLAS detector performance in measuring the angular parameters describing the $B^0_d \to K^{*0}\mu\mu$ decay angular distribution, during the whole HL-LHC campaign. [...] ATL-PHYS-PUB-2019-003. - 2019. Original Communication (restricted to ATLAS) - Full text

2019-01-21
18:41
 Search prospects for dark-photons decaying to displaced collimated jets of muons at HL-LHC Several models of new physics beyond the Standard Model predict the existence of neutral particles that decay to pairs of leptons. [...] ATL-PHYS-PUB-2019-002. - 2019. Original Communication (restricted to ATLAS) - Full text

2019-01-11
11:31
 Sensitivity of searches for the flavour-changing neutral current decay $t\rightarrow qZ$ using the upgraded ATLAS experiment at the High Luminosity LHC The sensitivity of the ATLAS experiment in the search for flavour-changing neutral-current top quark decays is presented. [...] ATL-PHYS-PUB-2019-001. - 2019. Original Communication (restricted to ATLAS) - Full text

2018-12-29
16:58
 Projections for measurements of Higgs boson cross sections, branching ratios, coupling parameters and mass with the ATLAS detector at the HL-LHC A study is presented on the ATLAS experimental prospects for measuring Higgs boson cross sections, signal strengths and branching ratios, and determining couplings to individual fermions and bosons, at the High Luminosity LHC (HL-LHC) with 3000 fb$^{−1}$ collected at 14 TeV. [...] ATL-PHYS-PUB-2018-054. - 2018. Original Communication (restricted to ATLAS) - Full text

2018-12-24
14:44
 Measurement prospects of the pair production and self-coupling of the Higgs boson with the ATLAS experiment at the HL-LHC A prospect study for the search for non-resonant Higgs-boson-pair production, using a statistical combination of the $b\bar{b}b\bar{b}$, $b\bar{b}\gamma\gamma$ and $b\bar{b}\tau^{+}\tau^{-}$ final states, is performed assuming 3000 fb$^{-1}$ of $pp$ collisions at a centre-of-mass energy of 14 TeV in the ATLAS detector at the High Luminosity LHC (HL-LHC). [...] ATL-PHYS-PUB-2018-053. - 2018. Original Communication (restricted to ATLAS) - Full text