CERN Accelerating science

CERN Preprints

Nyeste elementer:
2022-08-09
06:34
Mitigation of the onset of hosing in the linear regime through plasma frequency detuning / Moreira, Mariana (Lisbon, IST) ; Muggli, Patric (Munich, Max Planck Inst.) ; Vieira, Jorge (Lisbon, IST)
The hosing instability poses a feasibility risk for plasma-based accelerator concepts. [...]
arXiv:2207.14763.
- 2022. - 9 p.
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2022-08-09
05:17
Frontiers of Quantum Gravity: shared challenges, converging directions / de Boer, Jan (Amsterdam U.) ; Dittrich, Bianca (Perimeter Inst. Theor. Phys.) ; Eichhorn, Astrid (Southern Denmark U., CP3-Origins) ; Giddings, Steven B. (UC, Santa Barbara) ; Gielen, Steffen (Sheffield U.) ; Liberati, Stefano (SISSA, Trieste ; IFPU, Trieste ; INFN, Trieste) ; Livine, Etera R. (Lyon, Ecole Normale Superieure) ; Oriti, Daniele (Munich U., ASC) ; Papadodimas, Kyriakos (CERN) ; Pereira, Antonio D. (Nijmegen U., IMAPP ; Niteroi, Fluminense U.) et al.
Understanding the quantum nature of spacetime and gravity remains one of the most ambitious goals of theoretical physics. [...]
arXiv:2207.10618.
- 21 p.
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2022-08-09
05:03
A new constraint on primordial lepton flavour asymmetries / Domcke, Valerie (CERN ; EPFL, Lausanne, LPPC) ; Kamada, Kohei ; Mukaida, Kyohei ; Schmitz, Kai ; Yamada, Masaki
A chiral chemical potential present in the early universe can source helical hypermagnetic fields through the chiral plasma instability. [...]
arXiv:2208.03237 ; CERN-TH-2022-134 ; RESCEU-13/22 ; KEK-TH-2441 ; MS-TP-22-23 ; TU-1164.
- 4 p.
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2022-08-09
04:52
Amplitude analysis of the $D^+\to\pi^- \pi^+\pi^+$ decay and measurement of the $\pi^-\pi^+$ S-wave amplitude / Collaboration, Lhcb
An amplitude analysis of the $D^+ \to \pi^- \pi^+ \pi^+$ decay is performed with a sample corresponding to $1.5\rm fb^{-1}$ of integrated luminosity of $pp$ collisions at a centre-of-mass energy $\sqrt{s}=8$ TeV collected by the LHCb detector in 2012. [...]
arXiv:2208.03300 ; LHCb-PAPER-2022-016 ; CERN-EP-2022-136.
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2022-08-08
17:12
Amplitude analysis of the $\Lambda^+_c\to pK^-\pi^+$ decay and $\Lambda^+_c$ baryon polarization measurement in semileptonic beauty hadron decays / Collaboration, Lhcb
An amplitude analysis of $\Lambda^+_c \to pK^-\pi^+$ decays together with a measurement of the $\Lambda^+_c$ polarization vector in semileptonic beauty hadron decays is presented. [...]
arXiv:2208.03262 ; LHCb-PAPER-2022-002 ; CERN-EP-2022-124 ; LHCB-PAPER-2022-002.
- 2022.
Fulltext - Previous draft version - Related data file(s) - Fulltext

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2022-08-05
14:47
Searches for exclusive Higgs and $Z$ boson decays into a vector quarkonium state and a photon using $139$ fb$^{-1}$ of ATLAS $\sqrt{s}=13$ TeV proton-proton collision data
Searches for the exclusive decays of Higgs and $Z$ bosons into a vector quarkonium state and a photon are performed in the $\mu^+\mu^- \gamma$ final state with a proton--proton collision data sample corresponding to an integrated luminosity of $139$ fb$^{-1}$ collected at $\sqrt{s}=13$ TeV with the ATLAS detector at the CERN Large Hadron Collider. [...]
arXiv:2208.03122 ; CERN-EP-2022-128.
- 2022. - 28 p, 28 p.
Fulltext - Previous draft version - Fulltext

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2022-08-05
08:47
Measurement of the $\mathrm{t\bar{t}}$ charge asymmetry in events with highly Lorentz-boosted top quarks in pp collisions at $\sqrt{s} = $ 13 TeV
The measurement of the charge asymmetry in top quark pair events with highly Lorentz-boosted top quarks decaying to a single lepton and jets is presented. [...]
arXiv:2208.02751 ; CMS-TOP-21-014 ; CERN-EP-2022-155 ; CMS-TOP-21-014-003.
- 2022.
Additional information for the analysis - CMS AuthorList - Fulltext - Fulltext

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2022-08-05
08:17
Searches for additional Higgs bosons and for vector leptoquarks in $\tau\tau$ final states in proton-proton collisions at $\sqrt{s} = $ 13 TeV
Three searches are presented for signatures of physics beyond the standard model (SM) in $\tau\tau$ final states in proton-proton collisions at the LHC, using a data sample collected with the CMS detector at $\sqrt{s} = $ 13 TeV, corresponding to an integrated luminosity of 138 fb$^{-1}$. [...]
arXiv:2208.02717 ; CMS-HIG-21-001 ; CERN-EP-2022-137 ; CMS-HIG-21-001-004.
- 2022.
Additional information for the analysis - CMS AuthorList - Fulltext - Fulltext

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2022-08-04
18:13
Search for CP violation in ttH and tH production in multilepton channels in proton-proton collisions at $\sqrt{s} = $ 13 TeV
The charge-parity (CP) structure of the Yukawa interaction between the Higgs (H) boson and the top quark is measured in a data sample enriched in the ttH and tH associated production, using 138 fb$^{-1}$ of data collected in proton-proton collisions at $\sqrt{s} = $ 13 TeV by the CMS experiment at the CERN LHC. [...]
arXiv:2208.02686 ; CMS-HIG-21-006 ; CERN-EP-2022-157 ; CMS-HIG-21-006-003.
- 2022.
Additional information for the analysis - CMS AuthorList - Fulltext - CMS HEPData - Fulltext

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2022-08-04
07:54
Measurement of charged-particle jet properties in p--Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV with ALICE / Das, Prottoy
We present the measurement of charged-particle jet properties in minimum bias p--Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV in ALICE. [...]
arXiv:2208.01389.
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