Istituto Nazionale di Fisica Nucleare, Sezione di Cagliari

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19922026

most citedFirst Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

1.9k citations

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions

Showing 2016Show all

83 papers · 1 filter

hep-ex2016★ 66 cited

Measurement of the CKM angle $γ$ from a combination of LHCb results

LHCb collaboration, R. Aaij, B. Adeva +765

A combination of measurements sensitive to the CKM angle $γ$ from LHCb is performed. The inputs are from analyses of time-integrated $B^{+} \to D K^{+}$ , $B^{0} \rightarrow D K…

hep-ph2016★ 82 cited

Study of the sign change of the Sivers function from STAR Collaboration W/Z production data

M. Anselmino, M. Boglione, U. D'Alesio +2

Recent data on the transverse single spin asymmetry $A_{N}$ measured by the STAR Collaboration for $p^{↑} p \to W^{\pm} / Z^{0} X$ reactions at RHIC allow the first investigatio…

astro-ph.HE2016★ 38 cited

Spectral and timing properties of IGR J00291+5934 during its 2015 outburst

A. Sanna, F. Pintore, E. Bozzo +8

We report on the spectral and timing properties of the accreting millisecond X-ray pulsar IGR J00291+5934 observed by XMM-Newton and NuSTAR during its 2015 outburst. The source is…

nucl-ex2016★ 49 cited

Insight into particle production mechanisms via angular correlations of identified particles in pp collisions at $s = 7$ TeV

ALICE Collaboration

Two-particle angular correlations were measured in pp collisions at $s = 7$ TeV for pions, kaons, protons, and lambdas, for all particle/anti-particle combinations in the pa…

hep-ex2016★ 5 cited

Search for the $B_{s}^{0} \to η^{'} ϕ$ decay

LHCb collaboration, R. Aaij, B. Adeva +763

A search for the charmless $B_{s}^{0} \to η^{'} ϕ$ decay is performed using $pp$ collision data collected by the LHCb experiment at centre-of-mass energies of $7$ and $8$ TeV,…

hep-ex2016★ 144 cited

Search for long-lived scalar particles in $B^{+} \to K^{+} χ (μ^{+} μ^{-})$ decays

LHCb collaboration, R. Aaij, B. Adeva +764

A search for a long-lived scalar particle $χ$ is performed, looking for the decay $B^{+} \to K^{+} χ$ with $χ \to μ^{+} μ^{-}$ in $pp$ collision data corresponding to an integrated lumin…

hep-ex2016★ 77 cited

Measurement of the $J / ψ$ pair production cross-section in $pp$ collisions at $s = 13 TeV$

LHCb collaboration, R. Aaij, B. Adeva +763

The production cross-section of $J / ψ$ pairs is measured using a data sample of $pp$ collisions collected by the LHCb experiment at a centre-of-mass energy of $\sqrt{s} = 13 \,{\mat…

hep-ex2016★ 21 cited

Observation of $B_{c}^{+} \to J / ψ D^{()} K^{()}$ decays

LHCb collaboration, R. Aaij, B. Adeva +764

A search for the decays $B_{c}^{+} \to J / ψ D^{(*) 0} K^{+}$ and $B_{c}^{+} \to J / ψ D^{(*) +} K^{* 0}$ is performed with data collected at the LHCb experiment corresponding to an integrated lumino…

hep-ex2016★ 66 cited

Measurement of the phase difference between short- and long-distance amplitudes in the $B^{+} \to K^{+} μ^{+} μ^{-}$ decay

LHCb collaboration, R. Aaij, B. Adeva +764

A measurement of the phase difference between the short- and long-distance contributions to the $B^{+} \to K^{+} μ^{+} μ^{-}$ decay is performed by analysing the dimuon mass distribut…

hep-ex2016★ 7 cited

Measurement of the ratio of branching fractions and difference in $C P$ asymmetries of the decays $B^{+} \to J / ψ π^{+}$ and $B^{+} \to J / ψ K^{+}$

LHCb collaboration, R. Aaij, B. Adeva +764

The ratio of branching fractions and the difference in $C P$ asymmetries of the decays $B^{+} \to J / ψ π^{+}$ and $B^{+} \to J / ψ K^{+}$ are measured using a data sample of $pp$ collisions collec…

hep-ex2016★ 98 cited

Measurement of the $b$ -quark production cross-section in 7 and 13 TeV $pp$ collisions

LHCb collaboration, R. Aaij, B. Adeva +766

Measurements of the cross-section for producing \bquark quarks in the reaction $pp \to b b ˉ X$ are reported in 7 and 13 TeV collisions at the LHC as a function of the pseudorapi…

hep-ex2016★ 12 cited

Observation of the decay $Ξ_{b}^{-} \to p K^{-} K^{-}$

LHCb collaboration, R. Aaij, B. Adeva +764

Decays of the $Ξ_{b}^{-}$ and $Ω_{b}^{-}$ baryons to the charmless final states $p h^{-} h^{' -}$ , where $h^{(')}$ denotes a kaon or pion, are searched for with the LHCb detector.…

hep-ex2016★ 71 cited

Search for massive long-lived particles decaying semileptonically in the LHCb detector

LHCb collaboration, R. Aaij, B. Adeva +767

A search is presented for massive long-lived particles decaying into a muon and two quarks. The dataset consists of proton-proton interactions at centre-of-mass energies of 7 and 8…

astro-ph.HE2016★ 16 cited

Relation between spectral changes and the presence of the lower kHz QPO in the neutron-star low-mass X-ray binary 4U 1636-53

Guobao Zhang, Mariano Méndez, Andrea Sanna +2

We fitted the $3 - 180$ -keV spectrum of all the observations of the neutron-star low-mass X-ray binary 4U 1636 $-$ 53 taken with the {\it Rossi X-ray Timing Explorer} using a model tha…

astro-ph.HE2016★ 17 cited

Discovery of a soft X-ray 8 mHz QPO from the accreting millisecond pulsar IGR J00291+5934

C. Ferrigno, E. Bozzo, A. Sanna +7

In this paper, we report on the analysis of the peculiar X-ray variability displayed by the accreting millisecond X-ray pulsar IGR J00291+5934 in a 80 ks-long joint NuSTAR and XMM-…

astro-ph.HE2016★ 44 cited

Discovery of a new accreting millisecond X-ray pulsar in the globular cluster NGC 2808

A. Sanna, A. Papitto, L. Burderi +6

We report on the discovery of coherent pulsations at a period of 2.9 ms from the X-ray transient MAXI J0911-655 in the globular cluster NGC 2808. We observed X-ray pulsations at a…

hep-ex2016★ 21 cited

Search for decays of neutral beauty mesons into four muons

LHCb collaboration, R. Aaij, B. Adeva +768

A search for the non-resonant decays $B_{s}^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ and $B^{0} \to μ^{+} μ^{-} μ^{+} μ^{-}$ is presented. The measurement is performed using the full R…

nucl-ex2016★ 40 cited

W and Z boson production in p-Pb collisions at $s_{NN}$ = 5.02 TeV

Alice Collaboration

The W and Z boson production was measured via the muonic decay channel in proton-lead collisions at $s_{NN} = 5.02$ TeV at the Large Hadron Collider with the ALICE detec…

physics.ins-det2016★ 11 cited

CALIS - a CALibration Insertion System for the DarkSide-50 dark matter search experiment

P. Agnes, I. F. M. Albuquerque, T. Alexander +162

This paper describes the design, fabrication, commissioning and use of a CALibration source Insertion System (CALIS) in the DarkSide-50 direct dark matter search experiment. CALIS…

hep-th2016★ 15 cited

Relative-locality effects in Snyder spacetime

S. Mignemi, A. samsarov

When applied to some models of noncommutative geometry, the formalism of relative locality predicts the occurrence of a delay in the time of arrival of massless particle of differe…

hep-ex2016★ 30 cited

Observation of the annihilation decay mode $B^{0} \to K^{+} K^{-}$

LHCb collaboration, R. Aaij, B. Adeva +765

A search for the $B^{0} \to K^{+} K^{-}$ decay is performed using $pp$ -collision data collected by LHCb. The data set corresponds to integrated luminosities of 1 and 2 fb $^{- 1}$ at c…

hep-ex2016★ 20 cited

New algorithms for identifying the flavour of $B^{0}$ mesons using pions and protons

LHCb collaboration, R. Aaij, B. Adeva +767

Two new algorithms for use in the analysis of $pp$ collision are developed to identify the flavour of $B^{0}$ mesons at production using pions and protons from the hadronization proc…

hep-ex2016★ 31 cited

Observation of the decay $B_{s}^{0} \to ϕ π^{+} π^{-}$ and evidence for $B^{0} \to ϕ π^{+} π^{-}$

LHCb collaboration, R. Aaij, B. Adeva +764

The first observation of the rare decay $B_{s}^{0} \to ϕ π^{+} π^{-}$ and evidence for $B^{0} \to ϕ π^{+} π^{-}$ are reported, using $pp$ collision data recorded by the LHCb detector at centre-of-mas…

hep-ph2016★ 14 cited

Polarization of photons emitted by decaying dark matter

W. Bonivento, D. Gorbunov, M. Shaposhnikov +1

Radiatively decaying dark matter may be searched through investigating the photon spectrum of galaxies and galaxy clusters. We explore whether the properties of dark matter can be…

Measurement of the CKM angle γ from a combination of LHCb results

Study of the sign change of the Sivers function from STAR Collaboration W/Z production data

Spectral and timing properties of IGR J00291+5934 during its 2015 outburst

Insight into particle production mechanisms via angular correlations of identified particles in pp collisions at s​=7 TeV

Search for the Bs0​→η′ϕ decay

Search for long-lived scalar particles in B+→K+χ(μ+μ−) decays

Measurement of the J/ψ pair production cross-section in pp collisions at s​=13TeV

Observation of Bc+​→J/ψD(∗)K(∗) decays

Measurement of the phase difference between short- and long-distance amplitudes in the B+→K+μ+μ− decay

Measurement of the ratio of branching fractions and difference in CP asymmetries of the decays B+→J/ψπ+ and B+→J/ψK+

Measurement of the b-quark production cross-section in 7 and 13 TeV pp collisions

Observation of the decay Ξb−​→pK−K−

Search for massive long-lived particles decaying semileptonically in the LHCb detector

Relation between spectral changes and the presence of the lower kHz QPO in the neutron-star low-mass X-ray binary 4U 1636-53

Discovery of a soft X-ray 8 mHz QPO from the accreting millisecond pulsar IGR J00291+5934

Discovery of a new accreting millisecond X-ray pulsar in the globular cluster NGC 2808

Search for decays of neutral beauty mesons into four muons

W and Z boson production in p-Pb collisions at sNN​​ = 5.02 TeV

CALIS - a CALibration Insertion System for the DarkSide-50 dark matter search experiment

Relative-locality effects in Snyder spacetime

Observation of the annihilation decay mode B0→K+K−

New algorithms for identifying the flavour of B0 mesons using pions and protons

Observation of the decay Bs0​→ϕπ+π− and evidence for B0→ϕπ+π−

Polarization of photons emitted by decaying dark matter

Measurement of the CKM angle $γ$ from a combination of LHCb results

Insight into particle production mechanisms via angular correlations of identified particles in pp collisions at $s = 7$ TeV

Search for the $B_{s}^{0} \to η^{'} ϕ$ decay

Search for long-lived scalar particles in $B^{+} \to K^{+} χ (μ^{+} μ^{-})$ decays

Measurement of the $J / ψ$ pair production cross-section in $pp$ collisions at $s = 13 TeV$

Observation of $B_{c}^{+} \to J / ψ D^{()} K^{()}$ decays

Measurement of the phase difference between short- and long-distance amplitudes in the $B^{+} \to K^{+} μ^{+} μ^{-}$ decay

Measurement of the ratio of branching fractions and difference in $C P$ asymmetries of the decays $B^{+} \to J / ψ π^{+}$ and $B^{+} \to J / ψ K^{+}$

Measurement of the $b$ -quark production cross-section in 7 and 13 TeV $pp$ collisions

Observation of the decay $Ξ_{b}^{-} \to p K^{-} K^{-}$

W and Z boson production in p-Pb collisions at $s_{NN}$ = 5.02 TeV

Observation of the annihilation decay mode $B^{0} \to K^{+} K^{-}$

New algorithms for identifying the flavour of $B^{0}$ mesons using pions and protons

Observation of the decay $B_{s}^{0} \to ϕ π^{+} π^{-}$ and evidence for $B^{0} \to ϕ π^{+} π^{-}$