G. Marchiori

activity

20012023

most citedProduction and Integration of the ATLAS Insertable B-Layer

568 citations · 2.5k across the 49 of their papers we have counts for

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35 papers · 1 filter

hep-ex2023★ 11 cited

Search for $B$ Mesogenesis at BABAR

BABAR Collaboration, J. P. Lees, V. Poireau +239

A new mechanism has been proposed to simultaneously explain the presence of dark matter and the matter-antimatter asymmetry in the universe. This scenario predicts exotic $B$ meson…

hep-ex2021

Search for an Axion-Like Particle in B Meson Decays

The BABAR Collaboration

Axion-like particles (ALPs) are predicted in many extensions of the Standard Model, and their masses can naturally be well below the electroweak scale. In the presence of couplings…

hep-ex2021★ 1 cited

Search for Lepton Flavor Violation in $Υ (3 S) \to e^{\pm} μ^{\mp}$

BABAR Collaboration

We report on the first search for electron-muon lepton flavor violation (LFV) in the decay of a $b$ ~quark and $b$ ~antiquark bound state. We look for the LFV decay $Υ(3S)\rightarrow…

hep-ex2021★ 40 cited

Light meson spectroscopy from Dalitz plot analyses of $η_{c}$ decays to $η^{'} K^{+} K^{-}$ , $η^{'} π^{+} π^{-}$ , and $η π^{+} π^{-}$ produced in two-photon interactions

J. P. Lees

We study the processes $γ γ \to η_{c} \to η^{'} K^{+} K^{-}$ , $η^{'} π^{+} π^{-}$ , and $η π^{+} π^{-}$ using a data sample of 519 $f b^{- 1}$ recorded with the BaBar detector operating at the SLAC PEP-II a…

hep-ex2020★ 10 cited

Search for lepton-flavor violating decays $D^{0} \to X^{0} e^{\pm} μ^{\mp}$

BaBar Collaboration, J. P. Lees, V. Poireau +238

We present a search for seven lepton-flavor-violating neutral charm decays of the type $D^{0} \to X^{0} e^{\pm} μ^{\mp}$ , where $X^{0}$ represents a $π^{0}$ , $K_{S}^{0}$ …

hep-ex2019★ 31 cited

Measurements of the Absolute Branching Fractions of $B^{\pm} \to K^{\pm} X_{c c ˉ}$

J. P. Lees, V. Poireau, V. Tisserand +232

A study of the two body decays $B^{\pm} \to X_{c c ˉ} K^{\pm}$ , where X $_{c c ˉ}$ refers to one charmonium state, is reported by BaBar collaboration using a data sample of 42…

hep-ex2019★ 6 cited

Search for $B^{-} \to Λ p ˉ ν ν ˉ$ with the BABAR experiment

The BABAR Collaboration, J. P. Lees, V. Poireau +235

We search for the rare flavor-changing neutral current process $B^{-} \to Λ p ν ν$ using data from the BABAR experiment. A total of 424 fb $^{- 1}$ of $e^{+} e^{-}$ col…

hep-ex2019★ 7 cited

Search for rare or forbidden decays of the $D^{0}$ meson

J. P. Lees, V. Poireau, V. Tisserand +234

We present a search for nine lepton-number-violating and three lepton-flavor-violating neutral charm decays of the type $D^{0} \to h^{' -} h^{-} ℓ^{' +} ℓ^{+}$ …

hep-ex2018★ 34 cited

Study of the reactions $e^{+} e^{-} \to π^{+} π^{-} π^{0} π^{0} π^{0} γ$ and $π^{+} π^{-} π^{0} π^{0} η γ$ at center-of-mass energies from threshold to 4.35 GeV using initial-state radiation

J. P. Lees

We study the processes $e^{+} e^{-} \to π^{+} π^{-} π^{0} π^{0} π^{0} γ$ and $π^{+} π^{-} π^{0} π^{0} η γ$ in which an energetic photon is radiated from the initial state. The data were collected with the BaBar~ det…

hep-ex2018★ 4 cited

Search for the decay mode $B^{0} \to pp p ˉ p ˉ$

The BABAR Collaboration

A search is presented for the four-body decay $B^{0} \to pp p ˉ p ˉ$ in a sample of $471$ million $B B ˉ$ pairs collected with the BaBar detector, operated at the…

hep-ex2017★ 338 cited

Search for Invisible Decays of a Dark Photon Produced in e+e- Collisions at BaBar

J. P. Lees

We search for single-photon events in 53 fb^-1 of e+e- collision data collected with the BaBar detector at the PEP-II B-factory. We look for events with a single high-energy photon…

hep-ex2015★ 16 cited

Time-dependent analysis of $B^{0} \to K_{S}^{0} π^{-} π^{+} γ$ decays and studies of the $K^{+} π^{-} π^{+}$ system in $B^{+} \to K^{+} π^{-} π^{+} γ$ decays

P. del Amo Sanchez, others

We measure the time-dependent $C P$ asymmetry in the radiative-penguin decay $B^{0} \to K_{S}^{0} π^{-} π^{+} γ$ , using a sample of $471$ million $Υ(4S) \to B{\kern 0.18em\overline{\kern…

hep-ex2015★ 34 cited

Collins asymmetries in inclusive charged $K K$ and $K π$ pairs produced in $e^{+} e^{-}$ annihilation

B. Aubert, others

We present measurements of Collins asymmetries in the inclusive process $e^{+} e^{-} \to h_{1} h_{2} X$ , $h_{1} h_{2} = K K, K π, π π$ , at the center-of-mass energy of 10.6 GeV, using a d…

hep-ex2014★ 10 cited

Bottomonium spectroscopy and radiative transitions involving the chi_bJ(1P,2P) states at BABAR

J. P. Lees

We use $(121 \pm 1)$ million $Υ (3 S)$ and $(98 \pm 1)$ million $Υ (2 S)$ mesons recorded by the BABAR detector at the PEP-II $e^{+} e^{-}$ collider at SLAC to perform a study of radiative tran…

hep-ex2014★ 19 cited

Antideuteron production in $Υ (n S)$ decays and in $e^{+} e^{-} \to q q$ at $s \approx 10.58 Ge V$

J. P. Lees

We present measurements of the inclusive production of antideuterons in $e^{+} e^{-}$ annihilation into hadrons at $\approx 10.58 Ge V$ center-of-mass energy and…

hep-ex2013★ 39 cited

Measurement of the D(2010)+ meson width and the D(2010)+ - D0 mass difference

The BaBar Collaboration

We measure the mass difference, Δm_0, between the D*(2010)+ and the D0 and the natural line width, Γ, of the transition D*(2010)+ -> D0 pi+. The data were recorded with the BABAR d…

hep-ex2013★ 168 cited

Study of e+e- --> p anti-p via initial-state radiation at BABAR

The BABAR Collaboration

The process e+e- --> p anti-p gamma is studied using 469 fb-1 of integrated luminosity collected with the BABAR detector at the PEP-II collider, at an e+e- center-of-mass energy of…

hep-ex2012★ 48 cited

Search for a Low-Mass Scalar Higgs Boson Decaying to a Tau Pair in Single-Photon Decays of Upsilon(1S)

J. P. Lees, others

We search for a low-mass scalar CP-odd Higgs boson, A0, produced in the radiative decay of the Upsilon resonance and decaying into a tau+tau- pair: Upsilon(1S)->gamma A0. The produ…

hep-ex2012

Search for CP violation and new physics in rare B decays at the B factories

G. Marchiori

We summarize recent results by the BABAR and Belle Collaborations on the search for CP violation and new physics beyond the Standard Model in several rare B meson decays. The measu…

hep-ex2011★ 4 cited

Observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K-

The BABAR Collaboration, J. P. Lees, V. Poireau +384

We report the observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K- with a significance larger than 7 standard deviations based on 471x10^6$ BBbar pairs collected…

hep-ex2011★ 27 cited

Measurement of the W to tau nu Cross Section in pp Collisions at sqrt(s) = 7 TeV with the ATLAS experiment

ATLAS Collaboration

The cross section for the production of W bosons with subsequent decay W to tau nu is measured with the ATLAS detector at the LHC. The analysis is based on a data sample that was r…

hep-ex2011

Measurements of isolated prompt photons in pp collisions at 7 TeV in ATLAS

Giovanni Marchiori

Two recent measurements of the cross section for the inclusive production of isolated prompt photons in pp collisions at a center-of-mass energy sqrt(s) = 7 TeV are presented. The…

hep-ex2011★ 86 cited

Measurement of the transverse momentum distribution of Z/gamma* bosons in proton-proton collisions at sqrt(s)=7 TeV with the ATLAS detector

ATLAS Collaboration

A measurement of the Z/gamma* transverse momentum (p_T^Z)) distribution in proton-proton collisions at sqrt(s)=7 TeV is presented using Z/gamma*->e+e- and Z/gamma*->mu+mu- decays c…

hep-ex2011★ 19 cited

Study of radiative bottomonium transitions using converted photons

The BABAR Collaboration, J. P. Lees, V. Poireau +388

We use 111+/-1 million Upsilon(3S) and 89+/-1 million Upsilon(2S) events recorded by the BaBar detector at the PEP-II B-factory at SLAC to perform a study of radiative transitions…

Search for B Mesogenesis at BABAR

Search for an Axion-Like Particle in B Meson Decays

Search for Lepton Flavor Violation in Υ(3S)→e±μ∓

Light meson spectroscopy from Dalitz plot analyses of ηc​ decays to η′K+K−, η′π+π−, and ηπ+π− produced in two-photon interactions

Search for lepton-flavor violating decays D0→X0e±μ∓

Measurements of the Absolute Branching Fractions of B±→K±Xccˉ​

Search for B−→Λpˉ​ννˉ with the BABAR experiment

Search for rare or forbidden decays of the D0 meson

Study of the reactions e+e−→π+π−π0π0π0γ and π+π−π0π0ηγ at center-of-mass energies from threshold to 4.35 GeV using initial-state radiation

Search for the decay mode B0→pppˉ​pˉ​

Search for Invisible Decays of a Dark Photon Produced in e+e- Collisions at BaBar

Time-dependent analysis of B0→KS0​π−π+γ decays and studies of the K+π−π+ system in B+→K+π−π+γ decays

Collins asymmetries in inclusive charged KK and Kπ pairs produced in e+e− annihilation

Bottomonium spectroscopy and radiative transitions involving the chi_bJ(1P,2P) states at BABAR

Antideuteron production in Υ(nS) decays and in e+e−→qq​ at s​≈10.58GeV

Measurement of the D*(2010)+ meson width and the D*(2010)+ - D0 mass difference

Study of e+e- --> p anti-p via initial-state radiation at BABAR

Search for a Low-Mass Scalar Higgs Boson Decaying to a Tau Pair in Single-Photon Decays of Upsilon(1S)

Search for CP violation and new physics in rare B decays at the B factories

Observation of the baryonic B decay B0bar --> Lambda_c^+ anti-Lambda K-

Measurement of the W to tau nu Cross Section in pp Collisions at sqrt(s) = 7 TeV with the ATLAS experiment

Measurements of isolated prompt photons in pp collisions at 7 TeV in ATLAS

Measurement of the transverse momentum distribution of Z/gamma* bosons in proton-proton collisions at sqrt(s)=7 TeV with the ATLAS detector

Study of radiative bottomonium transitions using converted photons

Search for $B$ Mesogenesis at BABAR

Search for Lepton Flavor Violation in $Υ (3 S) \to e^{\pm} μ^{\mp}$

Light meson spectroscopy from Dalitz plot analyses of $η_{c}$ decays to $η^{'} K^{+} K^{-}$ , $η^{'} π^{+} π^{-}$ , and $η π^{+} π^{-}$ produced in two-photon interactions

Search for lepton-flavor violating decays $D^{0} \to X^{0} e^{\pm} μ^{\mp}$

Measurements of the Absolute Branching Fractions of $B^{\pm} \to K^{\pm} X_{c c ˉ}$

Search for $B^{-} \to Λ p ˉ ν ν ˉ$ with the BABAR experiment

Search for rare or forbidden decays of the $D^{0}$ meson

Study of the reactions $e^{+} e^{-} \to π^{+} π^{-} π^{0} π^{0} π^{0} γ$ and $π^{+} π^{-} π^{0} π^{0} η γ$ at center-of-mass energies from threshold to 4.35 GeV using initial-state radiation

Search for the decay mode $B^{0} \to pp p ˉ p ˉ$

Time-dependent analysis of $B^{0} \to K_{S}^{0} π^{-} π^{+} γ$ decays and studies of the $K^{+} π^{-} π^{+}$ system in $B^{+} \to K^{+} π^{-} π^{+} γ$ decays

Collins asymmetries in inclusive charged $K K$ and $K π$ pairs produced in $e^{+} e^{-}$ annihilation

Antideuteron production in $Υ (n S)$ decays and in $e^{+} e^{-} \to q q$ at $s \approx 10.58 Ge V$

Measurement of the D(2010)+ meson width and the D(2010)+ - D0 mass difference