CERN Accelerating science

ATLAS Preprints

Últimas adquisiciones:
2015-06-29
12:32
ATLAS Run 1 searches for direct pair production of third-generation squarks at the Large Hadron Collider / ATLAS Collaboration
This paper reviews and extends searches for the direct pair production of the scalar supersymmetric partners of the top and bottom quarks in proton--proton collisions collected by the ATLAS collaboration during the LHC Run 1 [...]
CERN-PH-EP-2015-138 ; arXiv:1506.08616.
- 2015. - 54 p.
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2015-06-29
07:56
Centrality, rapidity and transverse momentum dependence of isolated prompt photon production in lead-lead collisions at $\sqrt{s_{\mathrm{NN}}} = 2.76$ TeV measured with the ATLAS detector / ATLAS Collaboration
Prompt photon production in $\sqrt{s_{\mathrm{NN}}} = 2.76$ TeV Pb+Pb collisions has been measured by the ATLAS experiment at the Large Hadron Collider using data collected in 2011 with an integrated luminosity of 0.14 nb$^{-1}$. [...]
CERN-PH-EP-2015-142 ; arXiv:1506.08552.
- 2015. - 28 p.
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2015-06-28
23:57
Measurement of the production of neighbouring jets in lead-lead collisions at $\sqrt{s_{\mathrm{NN}}} = 2.76$ TeV with the ATLAS detector / ATLAS Collaboration
This Letter presents measurements of correlated production of nearby jets in Pb+Pb collisions at $\sqrt{s_{\mathrm{NN}}} = 2.76$ TeV using the ATLAS detector at the Large Hadron Collider. [...]
CERN-PH-EP-2015-143 ; arXiv:1506.08656.
- 2015. - 12 p.
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2015-06-23
14:09
Measurement of exclusive $\gamma\gamma\rightarrow \ell^+\ell^-$ production in proton--proton collisions at $\sqrt{s} = 7$ TeV with the ATLAS detector / ATLAS Collaboration
This Letter reports a measurement of the exclusive $\gamma\gamma\rightarrow \ell^+\ell^- (\ell=e, \mu)$ cross-section in proton--proton collisions at a centre-of-mass energy of 7 TeV by the ATLAS experiment at the LHC, based on an integrated luminosity of $4.6$ fb$^{-1}$. [...]
CERN-PH-EP-2015-134 ; arXiv:1506.07098.
- 2015. - 12 p.
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2015-06-23
13:25
L1Track: a fast Level 1 track trigger for the ATLAS High Luminosity Upgrade / Cerri, Alessandro (U. Sussex (main))
With the planned high-luminosity upgrade of the LHC (HL-LHC), the ATLAS detector will see its collision rate increase by approximately a factor of 5 with respect to the current LHC operation. [...]
ATL-DAQ-PROC-2015-023.
- 2015. - 2 p.
Original Communication (restricted to ATLAS) - Full text

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2015-06-22
14:26
Study of $(W/Z)H$ production and Higgs boson couplings using $H \rightarrow WW^{\ast}$ decays with the ATLAS detector / ATLAS Collaboration
A search for Higgs boson production in association with a $W$ or $Z$ boson, in the $H \rightarrow WW^{\ast}$ decay channel, is performed with a data sample collected with the ATLAS detector at the LHC in proton-proton collisions at centre-of-mass energies $\sqrt{s}=7$ TeV and 8 TeV, corresponding to integrated luminosities of 4.5 ${\rm fb}^{-1}$ and 20.3 ${\rm fb}^{-1}$, respectively. [...]
CERN-PH-EP-2015-104 ; arXiv:1506.06641.
- 2015. - 48 p.
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2015-06-19
14:29
Search for heavy Majorana neutrinos with the ATLAS detector in pp collisions at $\sqrt{s} = 8$ TeV / ATLAS Collaboration
A search for heavy Majorana neutrinos in events containing a pair of high-$p_{\mathrm{T}}$ leptons of the same charge and high-$p_{\mathrm{T}}$ jets is presented. [...]
CERN-PH-EP-2015-070 ; arXiv:1506.06020.
- 2015. - 28 p.
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2015-06-19
13:51
Search for the associated production of the Higgs boson with a top quark pair in multilepton final states with the ATLAS detector / ATLAS Collaboration
A search for the associated production of the Higgs boson with a top quark pair is performed in multilepton final states using 20.3 fb$^{-1}$ of proton-proton collision data recorded by the ATLAS experiment at $\sqrt{s}=8$ TeV at the Large Hadron Collider. [...]
CERN-PH-EP-2015-109 ; arXiv:1506.05988.
- 2015. - 14 p.
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2015-06-18
12:42
Study of the spin and parity of the Higgs boson in diboson decays with the ATLAS detector / ATLAS Collaboration
Studies of the spin, parity and tensor couplings of the Higgs boson in the $H\rightarrow ZZ^*\rightarrow 4\ell$ , $H\rightarrow WW^* \rightarrow e\nu\mu\nu$ and $H\rightarrow \gamma \gamma$ decay processes at the LHC are presented [...]
CERN-PH-EP-2015-114 ; arXiv:1506.05669.
- 2015. - 36 p.
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2015-06-18
12:29
Modelling $Z\to\tau\tau$ processes in ATLAS with $\tau$-embedded $Z\to\mu\mu$ data / ATLAS Collaboration
This paper describes the concept, technical realisation and validation of a largely data-driven method to model events with $Z\to\tau\tau$ decays. [...]
CERN-PH-EP-2015-130 ; arXiv:1506.05623.
- 2015. - 22 p.
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