papers

Publications (191)

hep-ex2025

Evidence for CP violation in decays

LHCb collaboration, R. Aaij, B. Adeva +698

Three-body and decays are studied using a data sample corresponding to an integrated luminosity of 3.0 collected by…

hep-ex2013

Observation of the decay

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

The decay with is observed with a significance of using collision data corresponding to an integrated luminosity of $1.0…

hep-ex2014

Measurement of the inclusive leptonic asymmetry in top-quark pairs that decay to two charged leptons at CDF

CDF Collaboration, T. Aaltonen, S. Amerio +405

We measure the inclusive forward-backward asymmetry of the charged-lepton pseudorapidities from top-quark pairs produced in proton-antiproton collisions, and decaying to final stat…

hep-ex2014

Study of Top-Quark Production and Decays involving a Tau Lepton at CDF and Limits on a Charged-Higgs Boson Contribution

CDF Collaboration, T. Aaltonen, S. Amerio +406

We present an analysis of top-antitop quark production and decay into a tau lepton, tau neutrino, and bottom quark using data from of integrated luminosity at the…

hep-ex2013

Model-independent search for CP violation in D0 to K-K+pi-pi+ and D0 to pi-pi+pi+pi- decays

LHCb collaboration, R. Aaij, B. Adeva +657

A search for CP violation in the phase-space structures of D0 and D0bar decays to the final states K-K+pi-pi+ and pi-pi+pi+pi- is presented. The search is carried out with a data s…

hep-ex2014

Search for -channel Single Top Quark Production in the Missing Energy Plus Jets Sample using the Full CDF II Data Set

CDF Collaboration, T. Aaltonen, S. Amerio +405

The first search for single top quark production from the exchange of an -channel virtual boson using events with an imbalance in the total transverse momentum, -tagged j…

hep-ex2013

Search for the production of ZW and ZZ boson pairs decaying into charged leptons and jets in proton-antiproton collisions at sqrt(s)=1.96 TeV

CDF Collaboration, T. Aaltonen, S. Amerio +405

We present a measurement of the production cross section for ZW and ZZ boson pairs in final states with a pair of charged leptons, from the decay of a Z boson, and at least two jet…

hep-ex2014

Observation of the resonant character of the state

LHCb collaboration, R. Aaij, B. Adeva +697

Resonant structures in decays are analyzed by performing a four-dimensional fit of the decay amplitude, using collision data corresponding to $\rm 3 fb^{-1}…

hep-ex2014

Measurement of polarization amplitudes and CP asymmetries in

LHCb collaboration, R. Aaij, A. Abba +692

An angular analysis of the decay is reported based on a collision data sample, corresponding to an integrated luminosity of 1.0 fb, collected at…

hep-ex2015

A Study of the Energy Dependence of the Underlying Event in Proton-Antiproton Collisions

CDF Collaboration, T. Aaltonen, S. Amerio +401

We study charged particle production in proton-antiproton collisions at 300 GeV, 900 GeV, and 1.96 TeV. We use the direction of the charged particle with the largest transverse mom…

hep-ex2013

First measurement of the CP-violating phase in decays

The LHCb collaboration, R. Aaij, C. Abellan Beteta +621

A first flavour-tagged measurement of the time-dependent CP-violating asymmetry in decays is presented. In this decay channel, the CP-violating weak phase arises d…

hep-ex2014

Measurement of CP violation in decays

LHCb collaboration, R. Aaij, B. Adeva +698

A measurement of the decay time dependent CP-violating asymmetry in decays is presented, along with measurements of the -odd triple-product asymmetries. In this…

hep-ex2013

Measurement of the effective B_s^0 -> J/ψ K_S^0 lifetime

LHCb collaboration, R. Aaij, C. Abellan Beteta +630

This paper reports the first measurement of the effective B_s^0 -> J/ψ K_S^0 lifetime and an updated measurement of its time-integrated branching fraction. Both measurements are p…

hep-ex2013

Search for the decay D0 to π+ π- μ+ μ-

LHCb collaboration, R. Aaij, B. Adeva +656

A search for the D0 to π+ π- μ+ μ- decay, where the muon pair does not originate from a resonance, is performed using proton-proton collision data corresponding to an integrate…

hep-ex2012

Precision Top-Quark Mass Measurements at CDF

T. Aaltonen, B. Alvarez Gonzalez, S. Amerio +512

We present a precision measurement of the top-quark mass using the full sample of Tevatron TeV proton-antiproton collisions collected by the CDF II detector, corres…

hep-ex2018

Measurement of the relative rate of prompt , and production at TeV

LHCb collaboration, R. Aaij, B. Adeva +648

Prompt production of charmonium , and mesons is studied using proton-proton collisions at the LHC at a centre-of-mass energy of TeV. The $Ï…

hep-ex2013

Observation of - mixing and measurement of mixing frequencies using semileptonic B decays

LHCb collaboration, R. Aaij, B. Adeva +657

The and mixing frequencies, and , are measured using a data sample corresponding to an integrated luminosity of 1.0 fb^{-1} collected by the LHCb exper…

hep-ex2014

Searches for and decays

LHCb collaboration, R. Aaij, B. Adeva +650

The results of searches for and decays are reported. The analysis is based on a data sample, co…

hep-ex2015

Measurement of the Single Top Quark Production Cross Section and |Vtb| in Events with One Charged Lepton, Large Missing Transverse Energy, and Jets at CDF

CDF Collaboration, T. Aaltonen, S. Amerio +400

We report a measurement of single top quark production in proton-antiproton collisions at a center-of-mass energy of \sqrt{s} = 1.96 TeV using a data set corresponding to 7.5 fb-1…

hep-ex2013

Branching fraction and CP asymmetry of the decays and

LHCb collaboration, R. Aaij, B. Adeva +655

An analysis of and decays is performed with the LHCb experiment. The collision data…

hep-ex2014

First measurement of the charge asymmetry in beauty-quark pair production at a hadron collider

R. Aaij, B. Adeva, M. Adinolfi +700

The difference in the angular distributions between beauty quarks and antiquarks, referred to as the charge asymmetry, is measured for the first time in pair production…

hep-ex2013

Measurement of the Differential Cross Section dσ/d(cos θt) for Top-Quark Pair Production in p-pbar Collisions at sqrt{s} = 1.96 TeV

CDF Collaboration, T. Aaltonen, S. Amerio +405

We report a measurement of the differential cross section, dσ/d(cos θt), for top-quark-pair production as a function of the top-quark production angle in proton-antiproton collis…

hep-ex2014

Measurement of Upsilon production in pp collisions at sqrt{s}=2.76 TeV

LHCb collaboration, R. Aaij, B. Adeva +680

The production of Upsilon(1S), Upsilon(2S) and Upsilon(3S) mesons decaying into the dimuon final state is studied with the LHCb detector using a data sample corresponding to an int…

hep-ex2013

A signature-based search for delayed photons in exclusive photon plus missing transverse energy events from collisions with TeV

CDF Collaboration, T. Aaltonen, S. Amerio +411

We present the first signature-based search for delayed photons using an exclusive photon plus missing transverse energy final state. Events are reconstructed in a data sample from…

hep-ex2012

Search for a low mass Standard Model Higgs boson in the tau-tau decay channel in collisions at = 1.96 TeV

CDF Collaboration, T. Aaltonen, B. Alvarez Gonzalez +513

We report on a search for the standard model Higgs boson decaying into pairs of tau leptons in collisions produced by the Tevatron at = 1.96 TeV. The analyzed…

hep-ex2013

Search for new physics in trilepton events and limits on the associated chargino-neutralino production at CDF

CDF Collaboration, T. Aaltonen, S. Amerio +405

We perform a search for new physics using final states consisting of three leptons and a large imbalance in transverse momentum resulting from proton-antiproton collisions at 1.96…

hep-ex2013

Measurement of the asymmetry in decays

LHCb collaboration, R. Aaij, B. Adeva +657

A measurement of the asymmetry in decays is presented using collision data, corresponding to an integrated luminosity of 1.0

hep-ex2013

Precision measurement of the - oscillation frequency with the decay $B^{0}_{s}\rightarrowD^{-}_{s}π^{+}$

LHCb collaboration, R. Aaij, C. Abellan Beteta +622

A key ingredient to searches for physics beyond the Standard Model in mixing phenomena is the measurement of the - oscillation frequency, wh…

hep-ex2014

Measurement of CP asymmetry in decays

LHCb collaboration, R. Aaij, B. Adeva +698

We report on measurements of the time-dependent CP violating observables in decays using a dataset corresponding to 1.0 fb of pp collisi…

hep-ex2016

Measurement of the production cross section in collisions at TeV

CDF Collaboration, T. Aaltonen, S. Amerio +396

We describe a measurement of the ratio of the cross sections times branching fractions of the meson in the decay mode to the meson in the…

hep-ex2013

Search for direct CP violation in D0 -> h- h+ modes using semileptonic B decays

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

A search for direct CP violation in D0 -> h- h+ (where h=K or pi) is presented using data corresponding to an integrated luminosity of 1.0 fb^-1 collected in 2011 by LHCb in pp col…

hep-ex2021

Measurement of the charge asymmetry of electrons from the decays of bosons produced in collisions at TeV

CDF Collaboration, T. Aaltonen, S. Amerio +398

At the Fermilab Tevatron proton-antiproton () collider, high-mass electron-neutrino () pairs are produced predominantly in the process $p \bar{p} \rightarrow W(\righ…

hep-ex2017

A search for the exotic meson with the Collider Detector at Fermilab

CDF Collaboration, T. Aaltonen, S. Amerio +395

A search for the exotic meson decaying into the final state is performed using data corresponding to from collisions a…

hep-ex2018

Search for standard-model Z and Higgs bosons decaying into a bottom-antibottom quark pair in proton-antiproton collisions at 1.96 TeV

CDF Collaboration, T. Aaltonen, S. Amerio +396

The Collider Detector at Fermilab collected a unique sample of jets originating from bottom-quark fragmentation (-jets) by selecting online proton-antiproton () collis…

hep-ex2014

Evidence for the decay

LHCb collaboration, R. Aaij, B. Adeva +692

Evidence for the decay mode in decays is found with a significance of 4.4 standard deviations. The analysis is based on a d…

hep-ex2013

Precision measurement of the Lambda_b baryon lifetime

LHCb collaboration, R. Aaij, B. Adeva +652

The ratio of the Λb baryon lifetime to that of the B0 meson is measured using 1.0/fb of integrated luminosity in 7 TeV center-of-mass energy pp collisions at the LHC. The Λb bary…

hep-ex2013

Measurement of the top quark forward-backward production asymmetry and its dependence on event kinematic properties

CDF Collaboration, T. Aaltonen, S. Amerio +406

We present new measurements of the inclusive forward-backward ttbar production asymmetry, AFB, and its dependence on several properties of the ttbar system. The measurements are pe…

hep-ex2014

Evidence for the decay

LHCb collaboration, R. Aaij, B. Adeva +686

Evidence is presented for the decay using proton-proton collision data, corresponding to an integrated luminosity of 3fb, collected with the…

hep-ex2013

Production of J/psi and Upsilon mesons in pp collisions at sqrt(s) = 8 TeV

LHCb collaboration, R. Aaij, C. Abellan Beteta +631

The production of J/psi and Upsilon mesons in pp collisions at sqrt(s) = 8 TeV is studied with the LHCb detector. The J/psi and Upsilon mesons are reconstructed in the mu+mu- decay…

hep-ex2015

Measurement of the production and differential cross sections of bosons in association with jets in collisions at TeV

CDF Collaboration, T. Aaltonen, S. Amerio +400

We present a measurement of the -boson-pair production cross section in collisions at 1.96 TeV center-of-mass energy and the first measurement of the differential cro…

hep-ex2013

Updated search for the standard model Higgs boson in events with jets and missing transverse energy using the full CDF data set

CDF Collaboration, T. Aaltonen, S. Amerio +407

We present an updated search for the Higgs boson produced in association with a vector boson in the final state with missing transverse energy and two jets. We use the full CDF dat…

hep-ex2014

Measurements of the , , meson and baryon lifetimes

LHCb collaboration, R. Aaij, B. Adeva +674

Measurements of -hadron lifetimes are reported using collision data, corresponding to an integrated luminosity of 1.0fb, collected by the LHCb detector at a centre-o…

hep-ex2014

Measurements of indirect CP asymmetries in and decays

LHCb collaboration, R. Aaij, B. Adeva +656

A study of indirect CP violation in mesons through the determination of the parameter is presented using a data sample of collisions, corresponding to an integrat…

hep-ex2014

Measurement of differential production cross section for $Z/γ^*$ bosons in association with jets in collisions at TeV

CDF Collaboration, T. Aaltonen, S. Amerio +399

Differential cross sections for the production of bosons or off-shell photons $γ^*$ in association with jets are measured in proton-antiproton collisions at center-of-mass ene…

hep-ex2013

Measurement of the Mass Difference Between Top and Anti-top Quarks at CDF

T. Aaltonen, B. Alvarez Gonzalez, S. Amerio +512

We present a measurement of the mass difference between top () and anti-top () quarks using candidate events reconstructed in the final state with one lepton…

hep-ex2012

Measurement of Bs0 --> Ds(*)+ Ds(*)- Branching Ratios

CDF Collaboration, T. Aaltonen, B. Á +470

The decays Bs0 --> Ds(*)+ Ds(*)- are reconstructed in a data sample corresponding to an integrated luminosity of 6.8 fb-1 collected by the CDF II detector at the Tevatron p\bar{p}…

hep-ex2016

Measurement of the -meson production cross section at low transverse momentum in collisions at TeV

CDF Collaboration, T. Aaltonen, S. Amerio +394

We report on a measurement of the -meson production cross section as a function of transverse momentum () in proton-antiproton () collisions at 1.96 TeV cente…

hep-ex2013

Measurement of the branching fraction and search for decays at the LHCb experiment

LHCb collaboration, R. Aaij, B. Adeva +650

A search for the rare decays and is performed at the LHCb experiment. The data analysed correspond to an integrated luminosity of 1 fb

hep-ex2013

Measurement of form-factor independent observables in the decay

LHCb collaboration, R. Aaij, B. Adeva +655

We present a measurement of form-factor independent angular observables in the decay \mbox{}. The analysis is based on a data sample corresponding t…

hep-ex2014

Measurement of the ratio of branching fractions to and

LHCb collaboration, R. Aaij, B. Adeva +698

The first measurement that relates semileptonic and hadronic decay rates of the meson is performed using proton-proton collision data corresponding to 1.0 fb of inte…

hep-ex2014

Search for Majorana neutrinos in decays

LHCb collaboration, R. Aaij, B. Adeva +674

A search for heavy Majorana neutrinos produced in the decay mode is performed using 3 fb of integrated luminosity collected with the LHCb detector in…

hep-ex2014

Measurement of polarisation in collisions at TeV

LHCb collaboration, R. Aaij, B. Adeva +693

The polarisation of prompt mesons is measured by performing an angular analysis of decays using proton-proton collision data, correspondi…

hep-ex2014

Search for the doubly charmed baryon Xi_cc^+

LHCb collaboration, R. Aaij, B. Adeva +656

A search for the doubly charmed baryon Xi_cc^+ in the decay mode Xi_cc^+ -> Lambda_c^+ K^- pi^+ is performed with a data sample, corresponding to an integrated luminosity of 0.65/f…

hep-ex2013

Observation of a resonance in decays at low recoil

LHCb collaboration, R. Aaij, B. Adeva +657

A broad peaking structure is observed in the dimuon spectrum of decays in the kinematic region where the kaon has a low recoil against the dimuon system. The…

hep-ex2013

Observation of decay and study of decays

LHCb collaboration, R. Aaij, B. Adeva +647

The first observation of the decay and a study of decays are presented. The analysis is performed using a dataset, corre…

hep-ex2016

Measurement of the and production cross section using final states with a charged lepton and heavy-flavor jets in the full CDF Run II data set

CDF Collaboration, T. Aaltonen, S. Amerio +396

We present a measurement of the total {\it WW} and {\it WZ} production cross sections in collision at TeV, in a final state consistent with leptonic

hep-ex2012

Search for the Higgs boson in the all-hadronic final state using the full CDF data set

CDF Collaboration, T. Aaltonen, B. Alvarez Gonzalez +513

This paper reports the result of a search for the standard model Higgs boson in events containing four reconstructed jets associated with quarks. For masses below 135GeV/c2, Higgs…

hep-ex2013

Measurement of the and effective lifetimes

LHCb collaboration, R. Aaij, B. Adeva +672

The first measurement of the effective lifetime of the meson in the decay is reported using a proton-proton collision dataset, correspondi…

hep-ex2013

Search for the decay Bs -> D*-+ π+-

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

A search for the decay Bs -> D*-+ π+- is presented using a data sample corresponding to an integrated luminosity of 1.0 fb-1 of pp collisions collected by LHCb. This decay is expe…

hep-ex2014

Dalitz plot analysis of decays

LHCb collaboration, R. Aaij, B. Adeva +701

The resonant substructure of decays is studied with the Dalitz plot analysis technique. The study is based on a data sample corresponding to…

hep-ex2014

Observation of production in proton-lead collisions at LHCb

LHCb collaboration, R. Aaij, B. Adeva +702

The first observation of boson production in proton-lead collisions at a centre-of-mass energy per proton-nucleon pair of is presented. The data sa…

hep-ex2014

First observations of the rare decays and

LHCb collaboration, R. Aaij, B. Adeva +697

First observations of the rare decays and are presented using data corresponding to an integrated luminosity of…

hep-ex2012

Combination of CDF and D0 measurements of the W boson helicity in top quark decays

The CDF, D0 Collaborations, : +864

We report the combination of recent measurements of the helicity of the W boson from top quark decay by the CDF and D0 collaborations, based on data samples corresponding to integr…

hep-ex2016

Measurement of the forward-backward asymmetry in low-mass bottom-quark pairs produced in proton-antiproton collisions

CDF Collaboration, T. Aaltonen, S. Amerio +395

We report a measurement of the forward-backward asymmetry, , in pairs produced in proton-antiproton collisions and identified by muons from semileptonic -hadr…

hep-ex2014

Measurement of resonant and components in decays

LHCb collaboration, R. Aaij, B. Adeva +680

The resonant structure of the decay is studied using data corresponding to 3 fb of integrated luminosity from collisions by the LHC a…

hep-ex2014

Evidence for -channel Single-Top-Quark Production in Events with one Charged Lepton and two Jets at CDF

CDF Collaboration, T. Aaltonen, S. Amerio +405

We report evidence for -channel single-top-quark production in proton-antiproton collisions at center-of-mass energy using a data set that correspo…

hep-ex2014

Observation of the decay

LHCb collaboration, R. Aaij, B. Adeva +696

Decays of the form () are searched for in proton-proton collision data corresponding…

hep-ex2015

Quantum numbers of the state and orbital angular momentum in its decay

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

Angular correlations in decays, with , and , are used to measure orbital angular momentum contribution…

hep-ex2014

Measurement of the and baryon lifetimes

LHCb collaboration, R. Aaij, B. Adeva +691

Using a data sample of pp collisions corresponding to an integrated luminosity of , the and baryons are reconstructed in the $Ξ_b^- \rightarrow J…

hep-ex2016

Measurement of using pairs from $γ^*/Z$ bosons produced in collisions at a center-of-momentum energy of 1.96 TeV

CDF Collaboration, T. Aaltonen, S. Amerio +394

At the Fermilab Tevatron proton-antiproton () collider, Drell-Yan lepton pairs are produced in the process through an intermediate $γ^…

hep-ex2012

Combination of the top-quark mass measurements from the Tevatron collider

The CDF, D0 collaborations, T. Aaltonen +858

The top quark is the heaviest known elementary particle, with a mass about 40 times larger than the mass of its isospin partner, the bottom quark. It decays almost 100% of the time…

hep-ex2016

Search for a Low-Mass Neutral Higgs Boson with Suppressed Couplings to Fermions Using Events with Multiphoton Final States

CDF Collaboration, T. Aaltonen, S. Amerio +395

A search for a Higgs boson with suppressed couplings to fermions, , assumed to be the neutral, lower-mass partner of the Higgs boson discovered at the Large Hadron Collider, i…

hep-ex2013

Search for the lepton-flavour violating decays and

LHCb collaboration, R. Aaij, B. Adeva +650

A search for the lepton-flavour violating decays and is performed with a data sample, corresponding to an integrated luminos…

hep-ex2011

Search for high-mass resonances decaying into ZZ in p collisions at \,TeV

CDF Collaboration, T. Aaltonen, B. Alvarez Gonzalez +472

We search for high-mass resonances decaying into Z boson pairs using data corresponding to 6 fb^-1 collected by the CDF experiment in p\bar{p} collisions at sqrt{s}=1.96 TeV. The s…

hep-ex2013

Measurement of the branching fractions of the decays Bs -> D0bar K- π+ and B0 -> D0bar K+ π-

LHCb collaboration, R. Aaij, C. Abellan Beteta +631

The first observation of the decay Bs -> D0bar K- π+ is reported. The analysis is based on a data sample, corresponding to an integrated luminosity of 1.0 fb-1 of pp collisions, c…

hep-ex2013

Differential branching fraction and angular analysis of the decay

LHCb collaboration, R. Aaij, C. Abellan Beteta +631

The angular distribution and differential branching fraction of the decay are studied using a data sample, collected by the LHCb experiment in

hep-ex2016

Measurement of vector boson plus meson production in collisions at

CDF Collaboration, T. Aaltonen, S. Amerio +400

A measurement of vector boson () production in conjunction with a meson is presented. Using a data sample corresponding to of ^Mproton-anti…

hep-ex2014

Measurement of the CP-violating phase in decays

LHCb collaboration, R. Aaij, B. Adeva +697

The mixing-induced CP-violating phase in and decays is measured using the final state in data, taken from 3\,fb of integra…

hep-ex2013

Search for CP violation in D+ -> phi pi+ and Ds+ -> Ks pi+ decays

LHCb collaboration, R. Aaij, C. Abellan Beteta +619

A search for CP violation in D+ -> phi pi+ decays is performed using data collected in 2011 by the LHCb experiment corresponding to an integrated luminosity of 1.0 fb^{-1} at a cen…

hep-ex2014

Test of lepton universality using decays

LHCb collaboration, R. Aaij, B. Adeva +697

A measurement of the ratio of the branching fractions of the and decays is presented using proton-proton col…

hep-ex2012

A search for dark matter in events with one jet and missing transverse energy in pp-bar collisions at sqrt(s) = 1.96 TeV

The CDF Collaboration, T. Aaltonen, B. Álvarez González +474

We present the results of a search for dark matter production in the monojet signature. We analyze a sample of Tevatron pp-bar collisions at sqrt(s)=1.96 TeV corresponding to an in…

hep-ex2013

Measurement of polarization in collisions at TeV

LHCb collaboration, R. Aaij, C. Abellan Beteta +627

An angular analysis of the decay is performed to measure the polarization of prompt mesons produced in collisions at $\sqrt{s}=7\; \math…

hep-ex2013

Observation of D0-D0bar Mixing using the CDF II Detector

CDF Collaboration, T. Aaltonen, S. Amerio +406

We measure the time dependence of the ratio of decay rates for D0 -> K+ pi- to the Cabibbo-favored decay D0 -> K- pi+. The charge conjugate decays are included. A signal of 3.3 x 1…

hep-ex2013

First observation of B0->J/ψK+K- and search for B0->J/ψϕ decays

LHCb collaboration, R. Aaij, B. Adeva +652

The first observation of the B0->J/ψK+K- decay is presented with a data sample corresponding to an integrated luminosity of 1.0/fb of pp collisions at a center-of-mass energy of 7…

hep-ex2013

Searches for the Higgs boson decaying to W^{+} W^{-} -> l^{+}nu l^{-}nubar with the CDF II detector

CDF Collaboration, T. Aaltonen, S. Amerio +419

We present a search for a standard model Higgs boson decaying to two bosons that decay to leptons using the full data set collected with the CDF II detector in

hep-ex2011

Search for Standard Model Higgs Boson Production in Association with a W Boson at CDF

T. Aaltonen, B. Álvarez González, S. Amerio +498

We present a search for the standard model Higgs boson production in association with a boson in proton-antiproton collisions ($p\bar{p}\rightarrow W^\pm H \rightarrow \ellνb\…

hep-ex2014

Updated measurements of exclusive and production cross-sections in collisions at TeV

LHCb collaboration, R. Aaij, B. Adeva +670

The differential cross-section as a function of rapidity has been measured for the exclusive production of and mesons in proton-proton collisions at Te…

hep-ex2013

Search for the rare decay

LHCb collaboration, R. Aaij, C. Abellan Beteta +634

A search for the rare decay is performed using a data sample, corresponding to an integrated luminosity of 0.9 fb, of collisions collected at a centr…

hep-ex2011

Measurement of the Top Pair Production Cross Section in the Lepton + Jets Channel Using a Jet Flavor Discriminant

T. Aaltonen, B. Alvarez Gonzalez, S. Amerio +513

We present a new method to measure the top quark pair production cross section and the background rates with 2.7 fb of data from collisions at Te…

hep-ex2014

Precision measurement of the ratio of the to lifetimes

LHCb collaboration, R. Aaij, B. Adeva +680

The LHCb measurement of the lifetime ratio of the to the meson is updated using data corresponding to an integrated luminosity of 3.0 fb collected…

hep-ex2014

A study of CP violation in and decays with final states

LHCb collaboration, R. Aaij, B. Adeva +682

A first study of CP violation in the decay modes and , where labels a or mes…

hep-ex2014

Indirect measurement of (or ) using pairs from $γ^*/Z$ bosons produced in collisions at a center-of-momentum energy of 1.96 TeV

CDF Collaboration, T. Aaltonen, S. Amerio +405

Drell-Yan lepton pairs are produced in the process through an intermediate $γ^*/Z$ boson. The forward-backward asymmetry in the polar-angle dis…

hep-ex2013

Measurement of the leptonic asymmetry in ttbar events produced in ppbar collisions at sqrt(s)=1.96 TeV

CDF Collaboration, T. Aaltonen, S. Amerio +405

We measure the asymmetry in the charge-weighted rapidity of the lepton in semileptonic ttbar decays recorded with the CDF II detector using the full Tevatron Run II sample, corresp…

hep-ex2012

Hadronic B_{s} decays

F. Ruffini

The study of b-hadrons made possible a great number of benchmark results in flavour physics. In recent years a lot of effort in understanding their dynamics has been done. These st…

hep-ex2018

Measurement of the differential cross sections for -boson production in association with jets in collisions at TeV

CDF Collaboration, T. Aaltonen, S. Amerio +396

This paper presents a study of the production of a single boson in association with one or more jets in proton-antiproton collisions at TeV, using the entire da…

hep-ex2013

First evidence for the two-body charmless baryonic decay

LHCb collaboration, R. Aaij, B. Adeva +657

The results of a search for the rare two-body charmless baryonic decays and are reported. The analysis uses a data sample, corresponding t…

hep-ex2017

Measurement of the inclusive-isolated prompt-photon cross section in collisions using the full CDF data set

CDF Collaboration, T. Aaltonen, M. G. Albrow +396

A measurement of the inclusive production cross section of isolated prompt photons in proton-antiproton collisions at center-of-mass energy =1.96TeV is presented. The res…

hep-ex2013

A Direct Measurement of the Total Decay Width of the Top Quark

CDF Collaboration, T. Aaltonen, S. Amerio +405

We present a measurement of the total decay width of the top quark using events with top-antitop-quark pair candidates reconstructed in the final state with one charged lepton and…

hep-ex2014

Studies of high-transverse momentum jet substructure and top quarks produced in 1.96 TeV proton-antiproton collisions

T. Aaltonen, R. Alon, S. Amerio +403

Results of a study of the substructure of the highest transverse momentum (pT) jets observed by the CDF collaboration are presented. Events containing at least one jet with pT > 40…

hep-ex2013

First observation of CP violation in the decays of Bs mesons

LHCb collaboration, R. Aaij, C. Abellan Beteta +631

Using pp collision data, corresponding to an integrated luminosity of , collected by LHCb in 2011 at a center-of-mass energy of 7 TeV, we report the measureme…