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PH-EP Preprints

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2016-08-24
08:11
Measurement of $CP$ violation in $B^0 \!\rightarrow D^+ D^-$ decays / LHCb collaboration
The $C\!P$ violation observables $S$ and $C$ in the decay channel $B^0 \!\rightarrow D^+ D^-$ are determined from a sample of proton-proton collisions at centre-of-mass energies of $7$ and $8$ TeV, collected by the LHCb experiment and corresponding to an integrated luminosity of $3~ {\text {fb}}^{-1}$. [...]
arXiv:1608.06620 ; CERN-EP-2016-203 ; LHCB-PAPER-2016-037.
- 2016.
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2016-08-11
23:35
Measurement of the mass of the top quark in decays with a $ \mathrm{ J } / \psi $ meson in pp collisions at 8 TeV / CMS Collaboration
A first measurement is presented of the top quark mass using the decay channel $ \mathrm{ t } \to ( \mathrm{ W } \to\ell\nu )$, $( \mathrm{ b } \to \mathrm{ J } / \psi + \mathrm{X} \to \mu \mu + \mathrm{X} ) $, in events selected in proton-proton collisions and recorded with the CMS detector at the LHC at a center-of-mass energy of 8 TeV. [...]
arXiv:1608.03560 ; CMS-TOP-15-014 ; CERN-EP-2016-202.
- 2016.
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2016-08-05
08:00
Measurement of forward $W\to e\nu$ production in $pp$ collisions at $\sqrt{s}=8$ TeV / LHCb collaboration
A measurement of the cross-section for $W \to e\nu$ production in $pp$ collisions is presented using data corresponding to an integrated luminosity of $2\,$fb$^{-1}$ collected by the LHCb experiment at a centre-of-mass energy of $\sqrt{s}=8\,$TeV. [...]
arXiv:1608.01484 ; LHCB-PAPER-2016-024 ; CERN-EP-2016-179.
- 2016. - 29 p.
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2016-08-05
08:00
Search for the suppressed decays $B^{+}\rightarrow K^{+}K^{+}\pi^{-}$ and $B^{+}\rightarrow \pi^{+}\pi^{+}K^{-}$ / LHCb Collaboration
A search is made for the highly-suppressed B meson decays $B^{+}\rightarrow K^{+}K^{+}\pi^{-}$ and $B^{+}\rightarrow \pi^{+}\pi^{+}K^{-}$ using a data sample corresponding to an integrated luminosity of 3.0 $fb^{-1}$ collected by the LHCb experiment in proton-proton collisions at centre-of-mass energies of 7 and 8 TeV. [...]
arXiv:1608.01478 ; CERN-EP-2016-177 ; LHCB-PAPER-2016-023.
- 2016. - 18 p.
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2016-08-04
16:04
Amplitude analysis of $B^- \to D^+ \pi^- \pi^-$ decays / LHCb Collaboration
The Dalitz plot analysis technique is used to study the resonant substructures of $B^- \to D^+ \pi^- \pi^-$ decays in a data sample corresponding to 3.0 fb$^-1$ of $pp$ collision data recorded by the LHCb experiment during 2011 and 2012. [...]
arXiv:1608.01289 ; LHCB-PAPER-2016-026 ; CERN-EP-2016-184.
- 2016. - 39 p.
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2016-08-03
20:58
Search for new phenomena in events with high jet multiplicity and low missing transverse momentum in proton-proton collisions at $\sqrt{s} = $ 8 TeV / CMS Collaboration
A dedicated search is presented for new phenomena in inclusive eight- and ten-jet final states with low missing transverse momentum, with and without identification of jets originating from b quarks. [...]
arXiv:1608.01224 ; CMS-EXO-13-001 ; CERN-EP-2016-187.
- 2016.
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2016-08-02
07:53
Search for structure in the $B_s^0\pi^\pm$ invariant mass spectrum / LHCb collaboration
The $B_s^0\pi^\pm$ invariant mass distribution is investigated in order to search for possible exotic meson states. [...]
arXiv:1608.00435 ; LHCB-PAPER-2016-029 ; CERN-EP-2016-189.
- 2016. - 16 p.
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2016-07-29
17:26
Measurement of the ZZ production cross section and $\mathrm{ Z } \to {\ell^+\ell^-\ell^{\prime+}\ell^{\prime-}} $ branching fraction in pp collisions at $ \sqrt{s} = $ 13 TeV / CMS Collaboration
Four-lepton production in proton-proton collisions, ${\mathrm{ p }\mathrm{ p }} \to \left(\mathrm{Z} / \gamma^*\right)\left(\mathrm{Z}/ \gamma^*\right) \to {\ell^+\ell^-\ell^{\prime+}\ell^{\prime-}} $, where $\ell, \ell' = \mathrm{ e }$ or $\mu$, is studied at a center-of-mass energy of 13 TeV with the CMS detector at the LHC. [...]
arXiv:1607.08834 ; CMS-SMP-16-001 ; CERN-EP-2016-174.
- 2016.
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2016-07-27
08:13
Measurement of the ratio of branching fractions $\mathcal{B}(B_{c}^{+} \to J/\psi K^{+})/\mathcal{B}(B_{c}^{+} \to J/\psi\pi^{+})$ / LHCb collaboration
The ratio of branching fractions $R_{K/\pi} \equiv \mathcal{B}(B_{c}^{+} \to J/\psi K^{+})/\mathcal{B}(B_{c}^{+} \to J/\psi\pi^{+})$ is measured with $pp$ collision data collected by the LHCb experiment at centre-of-mass energies of 7 TeV and 8 TeV, corresponding to an integrated luminosity of 3${\mbox{fb}^{-1}}$. [...]
arXiv:1607.06823 ; LHCB-PAPER-2016-020 ; CERN-EP-2016-173.
- 2016. - 16 p.
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2016-07-24
00:48
Measurement of electroweak production of a W boson and two forward jets 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 W boson in association with two jets in proton-proton collisions at a center-of-mass energy of 8 TeV. [...]
arXiv:1607.06975 ; CMS-SMP-13-012 ; CERN-EP-2016-093.
- 2016.
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