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PH-EP Preprints

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2015-07-24
20:56
Study of the $B_c^+ \to J/\psi D_s^+$ and $B_c^+ \to J/\psi D_s^{*+}$ decays with the ATLAS detector / ATLAS Collaboration
The decays $B_c^+ \to J/\psi D_s^+$ and $B_c^+ \to J/\psi D_s^{*+}$ are studied with the ATLAS detector at the LHC using a dataset corresponding to integrated luminosities of 4.9 fb$^{-1}$ and 20.6 fb$^{-1}$ of $pp$ collisions collected at centre-of-mass energies $\sqrt{s} = 7$ TeV and 8 TeV, respectively. [...]
arXiv:1507.07099 ; CERN-PH-EP-2015-163.
- 2015. - 17 p.
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2015-07-24
00:12
Limits on the Higgs boson lifetime and width from its decay to four charged leptons / CMS Collaboration
Constraints on the lifetime and width of the Higgs boson are obtained from $\mathrm{H} \to \mathrm{ZZ} \to 4\ell$ events using data recorded by the CMS experiment during the LHC run 1 with an integrated luminosity of 5.1 and 19.7 fb$^{-1}$ at a center-of-mass energy of 7 and 8 TeV, respectively. [...]
arXiv:1507.06656 ; CMS-HIG-14-036 ; CERN-PH-EP-2015-159.
- 2015. - 44 p.
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2015-07-22
00:39
$Z$ boson production in $p+$Pb collisions at $\sqrt{s_{NN}}=5.02$ TeV measured with the ATLAS detector / ATLAS Collaboration
The ATLAS Collaboration has measured the inclusive production of $Z$ bosons via their decays into electron and muon pairs in $p+$Pb collisions at $\sqrt{s_{NN}}=5.02$ TeV at the Large Hadron Collider. [...]
arXiv:1507.06232 ; CERN-PH-EP-2015-146.
- 2015. - 19 p.
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2015-07-21
23:17
Pseudorapidity distribution of charged hadrons in proton-proton collisions at $\sqrt{s} =$ 13 TeV / CMS Collaboration
The pseudorapidity distribution of charged hadrons in pp collisions at $\sqrt{s} =$ 13 TeV is measured using a data sample obtained with the CMS detector, operated at zero magnetic field, at the CERN LHC. [...]
arXiv:1507.05915 ; CMS-FSQ-15-001 ; CERN-PH-EP-2015-180.
- 2015. - 28 p.
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2015-07-21
19:52
Search for an additional, heavy Higgs boson in the $H\rightarrow ZZ$ decay channel at $\sqrt{s}$ = 8 TeV in $pp$ collision data with the ATLAS detector / ATLAS Collaboration
A search is presented for a high-mass Higgs boson in the $H\rightarrow\ell\ell\ell\ell$, $H\rightarrow\ell\ell\nu\nu$, $H\rightarrow\ell\ell qq$, and $H\rightarrow\nu\nu qq$ decay modes using the ATLAS detector at the CERN Large Hadron Collider. [...]
arXiv:1507.05930 ; CERN-PH-EP-2015-154.
- 2015. - 46 p.
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2015-07-20
16:48
Summary of the searches for squarks and gluinos using $\sqrt{s}$ = 8 TeV $pp$ collisions with the ATLAS experiment at the LHC / ATLAS Collaboration
A summary is presented of ATLAS searches for gluinos and first- and second-generation squarks in final states containing jets and missing transverse momentum, with or without leptons or $b$-jets, in the $\sqrt{s}$ = 8 TeV data set collected at the Large Hadron Collider in 2012. [...]
arXiv:1507.05525 ; CERN-PH-EP-2015-162.
- 2015. - 91 p.
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2015-07-18
09:37
Search for photonic signatures of gauge-mediated supersymmetry in 8 TeV $pp$ collisions with the ATLAS detector / ATLAS Collaboration
A search is presented for photonic signatures motivated by generalised models of gauge-mediated supersymmetry breaking. [...]
arXiv:1507.05493 ; CERN-PH-EP-2015-168.
- 2015. - 43 p.
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2015-07-15
15:02
Search for weakly decaying $\overline{\Lambda\mathrm{n}}$ and $\Lambda\Lambda $ exotic bound states in central Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 2.76 TeV / ALICE Collaboration
We present results of a search for two hypothetical strange dibaryon states, i.e. [...]
arXiv:1506.07499 ; CERN-PH-EP-2015-069.
- 2015. - 19 p.
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2015-07-14
18:54
Measurements of the Higgs boson production and decay rates and coupling strengths using $pp$ collision data at $\sqrt{s}=7$ and $8$ TeV in the ATLAS experiment / ATLAS Collaboration
Combined analyses of the Higgs boson production and decay rates as well as its coupling strengths to vector bosons and fermions are presented. [...]
arXiv:1507.04548 ; CERN-PH-EP-2015-125.
- 2015. - 64 p.
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2015-07-14
08:36
Observation of $J/\psi p$ resonances consistent with pentaquark states in ${\Lambda_b^0\to J/\psi K^-p}$ decays / LHCb collaboration
Observations of exotic structures in the $J/\psi p$ channel, that we refer to as pentaquark-charmonium states, in $\Lambda_b^0\to J/\psi K^- p$ decays are presented. [...]
arXiv:1507.03414 ; CERN-PH-EP-2015-153 ; LHCB-PAPER-2015-029.
- 2015. - 48 p.
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