CERN Accelerating science

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Senast inlagda poster:
2017-02-24
09:46
Top-quark mass measurement in the all-hadronic $t\bar{t}$ decay channel at $\sqrt{s}$ = 8 TeV with the ATLAS detector / ATLAS Collaboration
The top-quark mass is measured in the all-hadronic top-antitop quark decay channel using proton--proton collisions at a centre-of-mass energy of $\sqrt{s}$ = 8 TeV with the ATLAS detector at the CERN Large Hadron Collider. [...]
CERN-EP-2016-264 ; arXiv:1702.07546.
- 2017. - 39 p.
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2017-02-23
10:55
Measurement of the $C\!P$ violation parameter $A_\Gamma$ in $D^0 \to K^+K^-$ and $D^0 \to \pi^+\pi^-$ decays / LHCb Collaboration
Asymmetries in the time-dependent rates of $D^0 \to K^+ K^-$ and $D^0 \to \pi^+ \pi^-$ decays are measured in a $pp$ collision data sample collected with the LHCb detector during LHC Run 1, corresponding to an integrated luminosity of $3\,\mathrm{fb}^{-1}$. [...]
LHCB-PAPER-2016-063 ; CERN-EP-2017-028 ; arXiv:1702.06490.
- 2017. - 16 p.
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2017-02-21
13:05
Performance of the ATLAS Transition Radiation Tracker in Run 1 of the LHC: tracker properties / ATLAS Collaboration
The tracking performance parameters of the ATLAS Transition Radiation Tracker (TRT) as part of the ATLAS inner detector are described in this paper for different data-taking conditions in proton--proton, proton--lead and lead--lead collisions at the Large Hadron Collider (LHC). [...]
CERN-EP-2016-311 ; arXiv:1702.06473.
- 2017. - 45 p.
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2017-02-20
22:57
Search for standard model production of four top quarks in proton-proton collisions at $\sqrt{s} = $ 13 TeV / CMS Collaboration
A search for events containing four top quarks (${\mathrm{ t \bar{t} }\mathrm{ t \bar{t} }} $) is reported from proton-proton collisions recorded by the CMS experiment at $\sqrt{s} = $ 13 TeV and corresponding to an integrated luminosity of 2.6 fb$^{-1}$. [...]
CMS-TOP-16-016 ; CERN-EP-2017-023 ; arXiv:1702.06164.
- 2017. - 32 p.
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2017-02-10
11:02
Measurement of the cross section for electroweak production of Z$\gamma$ in association with two jets and constraints on anomalous quartic gauge couplings in proton-proton collisions at $\sqrt{s} = $ 8 TeV / CMS Collaboration
A measurement is presented of the cross section for the electroweak production of a Z boson and a photon in association with two jets in proton-proton collisions at $ \sqrt{s} = $ 8 TeV. [...]
arXiv:1702.03025 ; CERN-EP-2016-308 ; CMS-SMP-14-018.
- 2017. - 32 p.
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2017-02-10
07:38
Flow dominance and factorization of transverse momentum correlations in Pb-Pb collisions at the LHC / ALICE Collaboration
We present the first measurement of the two-particle transverse momentum differential correlation function, $P_2\equiv\langle \Delta p_{\rm T} \Delta p_{\rm T} \rangle /\langle p_{\rm T} \rangle^2$, in Pb-Pb collisions at $\sqrt{s_{_{\rm NN}}} =$ 2.76 TeV. [...]
arXiv:1702.02665 ; CERN-EP-2017-021.
- 2017. - 16 p.
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2017-02-09
08:13
Azimuthally differential pion femtoscopy in Pb-Pb collisions at $\sqrt{s_{\rm NN}}=2.76$ TeV / ALICE Collaboration
We present the first azimuthally differential measurements of the pion source size relative to the second harmonic event plane in Pb-Pb collisions at a center-of-mass energy per nucleon-nucleon pair of $\sqrt{s_{\rm NN}}=2.76$ TeV. [...]
CERN-EP-2017-013 ; arXiv:1702.01612.
- 2017. - 16 p.
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2017-02-09
08:12
Production of $\pi^0$ and $\eta$ mesons up to high transverse momentum in pp collisions at 2.76 TeV / ALICE Collaboration
The invariant differential cross sections for inclusive $\pi^{0}$ and $\eta$ mesons at midrapidity were measured in pp collisions at $\sqrt{s}=2.76$ TeV for transverse momenta $0.4 < p_{\rm T} < 40$ GeV/$c$ and $0.6 < p_{\rm T} < 20$ GeV/$c$, respectively, using the ALICE detector. [...]
CERN-EP-2017-019 ; arXiv:1702.00917.
- 2017. - 33 p.
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2017-02-07
15:35
Fiducial, total and differential cross-section measurements of $t$-channel single top-quark production in $pp$ collisions at 8 TeV using data collected by the ATLAS detector / ATLAS Collaboration
Detailed measurements of $t$-channel single top-quark production are presented. [...]
CERN-EP-2016-223 ; arXiv:1702.02859.
- 2017. - 70 p.
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2017-02-06
11:32
Measurement of prompt and nonprompt $ \mathrm{J} / \psi $ production in pp and pPb collisions at $\sqrt{s_{\mathrm{NN}}} = $ 5.02 TeV / CMS Collaboration
This paper reports the measurement of $ \mathrm{J} / \psi $ meson production in proton-proton (pp) and proton-lead (pPb) collisions at a center-of-mass energy per nucleon pair of 5.02 TeV by the CMS experiment at the LHC. [...]
CERN-EP-2017-009 ; arXiv:1702.01462 ; CMS-HIN-14-009.
- 2017.
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