Publications (214)
Phase-selective growth of - vs -GaO and (InGa)O by In-mediated metal exchange catalysis in plasma-assisted molecular beam epitaxy
A. Ardenghi, O. Bierwagen, J. Lähnemann +4
Its piezo- and potentially ferroelectric properties make the metastable kappa polymorph of GaO an interesting material for multiple applications, while In-incorporation int…
Towards controllable Si-doping in oxide molecular beam epitaxy using a solid SiO source: Application to -Ga2O3
A. Ardenghi, O. Bierwagen, A. Falkenstein +4
The oxidation-related issues in controlling Si doping from the Si source material in oxide molecular beam epitaxy (MBE) is addressed by using solid SiO as an alternative source mat…
B Physics at the Tevatron: Run II and Beyond
K. Anikeev, D. Atwood, F. Azfar +88
This report provides a comprehensive overview of the prospects for B physics at the Tevatron. The work was carried out during a series of workshops starting in September 1999. Ther…
Observations of and decays and searches for other and decays to final states
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
A search is performed for the charmless three-body decays of the and baryons to the final states , where or . The analys…
A model-independent confirmation of the state
LHCb collaboration, R. Aaij, B. Adeva +723
The decay is analyzed using of collision data collected with the LHCb detector. A model-independent description of the mass…
Description of turbulent dynamics in the interstellar medium: Multifractal microcanonical analysis: II. Sparse filtering of Herschel observation maps and visualization of filamentary structures at different length scales
A. Rashidi, H. Yahia, S. Bontemps +15
We present significant improvements to our previous work on noise reduction in {\sl Herschel} observation maps by defining sparse filtering tools capable of handling, in a unified…
Observation of the decay
LHCb collaboration, R. Aaij, B. Adeva +808
The first observation of the decay is reported, together with the most precise branching fraction measurement of the mode $B^0 \to \overline{D}^0…
Evidence for the decay
LHCb collaboration, R. Aaij, B. Adeva +788
A search for the decay is presented using data sets corresponding to 1.0, 2.0 and 1.6 of integrated luminosity co…
Study of the amplitude in decays
LHCb collaboration, R. Aaij, B. Adeva +764
An amplitude analysis of the decay is performed in the part of the phase space containing resonances in the channel. The study is based on a data sam…
Measurement of forward and boson production in collisions at
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
Measurements are presented of electroweak boson production using data from collisions at a centre-of-mass energy of . The analysis is…
Observation of meson decays to and final states
LHCb collaboration, R. Aaij, B. Adeva +801
The first observation of the and decays is reported using a sample of proton-proton collisions collected by LHCb at a center-of-…
Amplitude analysis of decays
LHCb collaboration, R. Aaij, B. Adeva +763
The Dalitz plot analysis technique is used to study the resonant substructures of decays in a data sample corresponding to 3.0 of $p…
The D0 Silicon Microstrip Tracker
S. N. Ahmed, R. Angstadt, M. Aoki +131
This paper describes the mechanical design, the readout chain, the production, testing and the installation of the Silicon Microstrip Tracker of the D0 experiment at the Fermilab T…
Model-independent measurement of the CKM angle using decays with and
R. Aaij, C. Abellán Beteta, B. Adeva +727
A binned Dalitz plot analysis of the decays , with and , is performed to measure the observables $x_\pm…
Measurement of forward , and production in collisions at TeV
LHCb collaboration, R. Aaij, B. Adeva +767
The production of , and is studied in the forward region of proton-proton collisions collected at a centre-of-mass energy of 8 Te…
Observation of the decay
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
The decay is observed using data corresponding to an integrated luminosity of 3.0fb recorded by the LHCb experiment. The decay proceeds at leading order via…
Observation of a new resonance
R. Aaij, B. Adeva, M. Adinolfi +806
From samples of collision data collected by the LHCb experiment at , and TeV corresponding to integrated luminosities of 1.0, 2.0 and 1.5 fb, respe…
Model-independent measurement of mixing parameters in decays
LHCb collaboration, R. Aaij, C. Abellán Beteta +724
The first model-independent measurement of the charm mixing parameters in the decay is reported, using a sample of collision data recorded by the LHCb…
Measurement of forward top pair production in the dilepton channel in collisions at TeV
LHCb collaboration, R. Aaij, B. Adeva +791
Forward top quark pair production is studied in collisions in the final state using a data sample corresponding to an integrated luminosity of 1.93 fb collected…
Evidence for the two-body charmless baryonic decay
LHCb collaboration, R. Aaij, B. Adeva +767
A search for the rare two-body charmless baryonic decay is performed with collision data, corresponding to an integrated luminosity of $3\,\mbox{fb}^{-1}$,…
Production of associated and open charm hadrons in collisions at and TeV via double parton scattering
LHCb collaboration, R. Aaij, C. Abellán Beteta +724
Associated production of bottomonia and open charm hadrons in collisions at and TeV is observed using data corresponding to an integrated luminosity of 3$fb^{-…
Observation of the decay in the mass region
LHCb collaboration, R. Aaij, B. Adeva +828
The decay mode is observed and its branching fraction relative to the corresponding decay mode, in a $\pm 15 \textrm{MeV}/…
Observation of the decays and
LHCb collaboration, R. Aaij, B. Adeva +776
The first observation of the decays and is reported using a data sample corresponding to an integrated luminosity of fb$…
Measurement of the ratio of branching fractions
LHCb collaboration, R. Aaij, B. Adeva +722
The branching fraction ratio is me…
Search for the lepton-flavour violating decays
LHCb collaboration, R. Aaij, B. Adeva +799
A search for the lepton-flavour violating decays and is performed based on a sample of proton-proton collision data…
Measurement of forward production in collisions at TeV
LHCb collaboration, R. Aaij, B. Adeva +763
A measurement of the cross-section for production in collisions is presented using data corresponding to an integrated luminosity of fb collected by th…
Measurement of the baryon lifetime
LHCb collaboration, R. Aaij, B. Adeva +834
We report a measurement of the lifetime of the baryon using proton-proton collision data at center-of-mass energies of 7 and 8~TeV, corresponding to an integrated luminosi…
Measurement of the forward Z boson production cross-section in pp collisions at TeV
LHCb collaboration, R. Aaij, B. Adeva +759
A measurement of the production cross-section of Z bosons in pp collisions at TeV is presented using dimuon and dielectron final states in LHCb data. The cross-sect…
Search for the rare decay
LHCb collaboration, R. Aaij, B. Adeva +792
A search for the flavor-changing neutral-current decay is reported using a data set corresponding to an integrated luminosity of collect…
First study of the CP-violating phase and decay-width difference in decays
LHCb collaboration, R. Aaij, B. Adeva +765
A time-dependent angular analysis of decays is performed using data recorded by the LHCb experiment. The data set corresponds to an integrated luminosity of 3.0\…
Evidence for the rare decay
LHCb collaboration, R. Aaij, B. Adeva +791
A search for the rare decay is performed using collision data recorded by the LHCb experiment at centre-of-mass energies and TeV, cor…
Measurement of the polarizations in collisions at =7 and 8TeV
LHCb collaboration, R. Aaij, B. Adeva +801
The polarization of the , and mesons, produced in collisions at centre-of-mass energies =7 and 8TeV, is measured using data samples collect…
Measurement of the asymmetry in mixing
LHCb collaboration, R. Aaij, B. Adeva +735
The asymmetry in the mixing of and mesons is measured in proton-proton collision data corresponding to an integrated luminosity of 3.0 fb,…
Search for dark photons produced in 13 TeV collisions
LHCb collaboration, R. Aaij, B. Adeva +796
Searches are performed for both prompt-like and long-lived dark photons, , produced in proton-proton collisions at a center-of-mass energy of 13 TeV, using $A^{\prime}\…
Measurement of the production cross-section in pp collisions at 7 and 13 TeV
LHCb collaboration, R. Aaij, B. Adeva +796
The production of mesons is studied in collisions at centre-of-mass energies of 7 and 13 TeV, using decays and data samples correspo…
Search for the decays and
LHCb collaboration, R. Aaij, B. Adeva +775
A search for the rare decays and is performed using proton--proton collision data collected with the LHCb detector. The data sample corresponds…
Angular analysis and differential branching fraction of the decay
LHCb collaboration, R. Aaij, B. Adeva +722
An angular analysis and a measurement of the differential branching fraction of the decay are presented, using data corresponding to an integrated luminosity o…
Observation of the annihilation decay mode
LHCb collaboration, R. Aaij, B. Adeva +765
A search for the decay is performed using -collision data collected by LHCb. The data set corresponds to integrated luminosities of 1 and 2 fb at c…
Observation of the decay
LHCb collaboration, R. Aaij, B. Adeva +764
The observation of the decay is reported, using a data sample corresponding to an integrated luminosity of , collected…
Study of boson production in association with beauty and charm
LHCb collaboration, R. Aaij, B. Adeva +722
The associated production of a boson with a jet originating from either a light parton or heavy-flavor quark is studied in the forward region using proton-proton collisions. Th…
An Inconsistency in the Simulation of Bose-Einstein Correlations
M. Martin, H. Kalechofsky, P. Foka +1
We show that the formalism commonly used to implement Bose-Einstein correlations in Monte-Carlo simulations can lead to values of the two-particle correlator significantly smaller…
Observation of resonances consistent with pentaquark states in decays
LHCb collaboration, R. Aaij, B. Adeva +720
Observations of exotic structures in the channel, that we refer to as pentaquark-charmonium states, in decays are presented. The data sample correspon…
GX: a GPU-native gyrokinetic turbulence code for tokamak and stellarator design
N. R. Mandell, W. Dorland, I. Abel +4
GX is a code for solving the nonlinear gyrokinetic system for low-frequency turbulence in magnetized plasmas, particularly tokamaks and stellarators. In GX, our primary motivation…
Measurement of the lifetime of the doubly charmed baryon
LHCb collaboration, R. Aaij, B. Adeva +832
The first measurement of the lifetime of the doubly charmed baryon is presented, with the signal reconstructed in the final state . The data sa…
First observation of the rare decay
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
The decay is observed in a data sample corresponding to of collision data recorded by the LHCb experiment during 2011 and 20…
Measurement of and meson lifetimes
LHCb collaboration, R. Aaij, B. Adeva +774
We report on a measurement of the flavor-specific lifetime and of the lifetime using proton-proton collisions at center-of-mass energies of 7 and 8 TeV, col…
Measurements of prompt charm production cross-sections in collisions at
LHCb collaboration, R. Aaij, C. Abellán Beteta +724
Production cross-sections of prompt charm mesons are measured with the first data from collisions at the LHC at a centre-of-mass energy of . The data sample…
Measurement of the CKM angle from a combination of LHCb results
LHCb collaboration, R. Aaij, B. Adeva +765
A combination of measurements sensitive to the CKM angle from LHCb is performed. The inputs are from analyses of time-integrated , $B^{0} \rightarrow D…
Search for decays to two charm mesons
LHCb collaboration, R. Aaij, B. Adeva +791
A search for decays of mesons to two charm mesons is performed for the first time using data corresponding to an integrated luminosity of 3.0 fb, collected by the LH…
Observation of the decay
LHCb collaboration, R. Aaij, B. Adeva +764
Decays of the and baryons to the charmless final states , where denotes a kaon or pion, are searched for with the LHCb detecto…
Measurement of asymmetry in decays
LHCb collaboration, R. Aaij, B. Adeva +763
A measurement of the time-integrated asymmetry in the Cabibbo-suppressed decay is performed using pp collision data, corresponding to an integrated lum…
Measurement of violation in decays
LHCb collaboration, R. Aaij, B. Adeva +786
A measurement of the asymmetries and in decays is reported. The decays are reconstructed in a dataset collected with the LHCb ex…
Test of lepton universality with decays
LHCb collaboration, R. Aaij, B. Adeva +785
A test of lepton universality, performed by measuring the ratio of the branching fractions of the and de…
Study of decays to the final state and evidence for the decay
LHCb collaboration, R. Aaij, B. Adeva +761
A study of decays is performed for the first time using data corresponding to an integrated luminosity of 3.0 collected by the LHCb experim…
First measurement of the -violating phase in decays
LHCb collaboration, R. Aaij, B. Adeva +793
A flavour-tagged decay-time-dependent amplitude analysis of decays is presented in the mass range from 750 to 1600 MeV. The ana…
Measurement of the time-integrated asymmetry in decays
LHCb collaboration, R. Aaij, B. Adeva +722
The time-integrated asymmetry in the decay is measured using of proton-proton collision data collected by the LHCb experiment at centre-of-ma…
Observation of and decays and a measurement of the baryon mass
LHCb collaboration, R. Aaij, C. Abellán Beteta +733
The decays and are observed in a data sample corresponding to an integrated luminosity of 3fb, collected in proton-…
Search for CP violation using triple product asymmetries in , and decays
LHCb collaboration, R. Aaij, B. Adeva +791
A search for P and violation using triple-product asymmetries is performed with , and $Î^{0}_{b}\to pK^{-…
Forward production of mesons in collisions at and 8TeV
LHCb collaboration, R. Aaij, B. Adeva +720
The production of mesons in collisions at and is studied with the LHCb detector using data samples corresponding to an integrated luminosity o…
Measurement of the pair production cross-section in collisions at
LHCb collaboration, R. Aaij, B. Adeva +763
The production cross-section of pairs is measured using a data sample of collisions collected by the LHCb experiment at a centre-of-mass energy of $\sqrt{s} = 13 \,{\ma…
Measurement of the forward-backward asymmetry in $Z/γ^{\ast} \rightarrow μ^{+}μ^{-}$ decays and determination of the effective weak mixing angle
LHCb collaboration, R. Aaij, B. Adeva +722
The forward-backward charge asymmetry for the process $q\bar{q} \rightarrow Z/γ^{\ast} \rightarrow μ^{+}μ^{-}$ is measured as a function of the invariant mass of the dimuon syst…
Measurement of the lifetime
LHCb collaboration, R. Aaij, B. Adeva +753
Using a data set corresponding to an integrated luminosity of , collected by the LHCb experiment in collisions at centre-of-mass energies of 7 and 8 TeV, the effect…
Measurement of matter-antimatter differences in beauty baryon decays
LHCb collaboration, R. Aaij, B. Adeva +762
Differences in the behaviour of matter and antimatter have been observed in and meson decays, but not yet in any baryon decay. Such differences are associated with the non-…
First measurement of charm production in fixed-target configuration at the LHC
LHCb collaboration, R. Aaij, B. Adeva +834
The first measurement of heavy-flavour production by the LHCb experiment in its fixed-target mode is presented. The production of and mesons is studied with beams of p…
Study of mesons decaying to and final states
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
A search is performed for mesons in the reactions and using data collected at centre-of-mass energies of 7 and 8…
Measurement of branching fractions of charmless four-body and decays
LHCb collaboration, R. Aaij, B. Adeva +794
A search for charmless four-body decays of and baryons with a proton and three charged mesons (either kaons or pions) in the final state is performed. The…
A search for weakly decaying b-flavored pentaquarks
LHCb collaboration, R. Aaij, B. Adeva +790
Investigations of the existence of pentaquark states containing a single (anti)quark decaying weakly into four specific final states J/, J/, J/$ÏK^-…
First observation of the decay in the - region of the dimuon mass spectrum
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
A study of the decay is performed using data collected by the LHCb detector in proton-proton collisions at a centre-of-mass energy of 8 T…
Amplitude analysis of the decay and first observation of the CP asymmetry in
LHCb collaboration, R. Aaij, B. Adeva +794
The time-integrated Dalitz plot of the three-body hadronic charmless decay is studied using a collision da…
Amplitude analysis of decays
LHCb collaboration, R. Aaij, B. Adeva +751
The first full amplitude analysis of with , decays is performed with a data sample of 3 fb of collision data collecte…
Test of Lepton Flavor Universality by the measurement of the branching fraction using three-prong decays
LHCb collaboration, R. Aaij, B. Adeva +806
The ratio of branching fractions is measured using a data sample of proton-proton…
Physics case for an LHCb Upgrade II - Opportunities in flavour physics, and beyond, in the HL-LHC era
LHCb collaboration, I. Bediaga, M. Cruz Torres +828
The LHCb Upgrade II will fully exploit the flavour-physics opportunities of the HL-LHC, and study additional physics topics that take advantage of the forward acceptance of the LHC…
Measurement of the inelastic cross-section at a centre-of-mass energy of 13\,TeV
LHCb collaboration, R. Aaij, B. Adeva +782
The cross-section for inelastic proton-proton collisions at a centre-of-mass energy of 13\,TeV is measured with the LHCb detector. The fiducial cross-section for inelastic interact…
Study of charmonium production in -hadron decays and first evidence for the decay
LHCb collaboration, R. Aaij, B. Adeva +769
Using decays to -meson pairs, the inclusive production of charmonium states in -hadron decays is studied with collision data corresponding to an integrated luminosity o…
Observation of two resonances in the systems and precise measurement of and properties
LHCb collaboration, R. Aaij, C. Abellán Beteta +837
The first observation of two structures consistent with resonances in the final states and is reported using samples of collision data collected by…
Measurement of the branching fraction ratio
LHCb collaboration, R. Aaij, B. Adeva +721
Using collision data collected by LHCb at center-of-mass energies = 7 TeV and 8 TeV, corresponding to an integrated luminosity of 3 fb, the ratio of the bran…
Measurement of the time-integrated asymmetry in decays
LHCb collaboration, R. Aaij, B. Adeva +809
A measurement of the time-integrated asymmetry in decays is reported. The data correspond to an integrated luminosity of about fb colle…
Search for the decay
LHCb collaboration, R. Aaij, B. Adeva +763
A search for the charmless decay is performed using collision data collected by the LHCb experiment at centre-of-mass energies of and TeV…
Evidence for exotic hadron contributions to decays
LHCb collaboration, R. Aaij, C. Abellán Beteta +739
A full amplitude analysis of decays is performed with a data sample acquired with the LHCb detector from 7 and 8 TeV collisions, corresponding to an in…
First observation of oscillations in decays and measurement of the associated coherence parameters
LHCb collaboration, R. Aaij, C. Abellán Beteta +733
Charm meson oscillations are observed in a time-dependent analysis of the ratio of to decay rates, using data corresponding to an…
Measurement of the branching fraction and effective lifetime and search for decays
LHCb collaboration, R. Aaij, B. Adeva +771
A search for the rare decays and is performed at the LHCb experiment using data collected in collisions corresponding to a total integrated…
Search for violation in the phase space of decays
LHCb collaboration, R. Aaij, B. Adeva +769
A search for time-integrated violation in the Cabibbo-suppressed decay $\mbox{$D^0\rightarrowÏ^+Ï^-Ï^+Ï^-$}$ is performed using an unbinned, model-independent technique kn…
Observation of and evidence for decays
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
The first observation of the decay mode and evidence for the decay mode are reported. The data sample corresponds to an integ…
Study of the production of and hadrons in collisions and first measurement of the branching fraction
LHCb collaboration, R. Aaij, B. Adeva +722
The product of the () differential production cross-section and the branching fraction of the decay ($\overline{B}^0\rightarro…
Search for violation through an amplitude analysis of decays
LHCb collaboration, R. Aaij, C. Abellán Beteta +845
A search for violation in the Cabibbo-suppressed decay mode is performed using an amplitude analysis. The measurement uses a sample of …
Measurement of production in proton-proton collisions at TeV
LHCb collaboration, R. Aaij, B. Adeva +821
A measurement of production cross-section is presented using data, corresponding to an integrated luminosity of 2 fb, from collisions at $\sqrt{s…
A Bayesian approach to the long-baseline neutrino oscillation sensitivity of DUNE
DUNE Collaboration, S. Abbaslu, F. Abd Alrahman +1278
The sensitivity of the Deep Underground Neutrino Experiment (DUNE) to neutrino oscillation is evaluated using a Bayesian Markov Chain Monte Carlo (MCMC) approach. This analysis use…
Study of correlations in high energy proton-proton collisions
LHCb collaboration, R. Aaij, B. Adeva +802
Kinematic correlations for pairs of beauty hadrons, produced in high energy proton-proton collisions, are studied. The data sample used was collected with the LHCb experiment at ce…
Measurement of the branching fraction and asymmetry in decays
LHCb collaboration, R. Aaij, C. Abellán Beteta +844
The branching fraction and direct asymmetry of the decay are measured using proton-proton collision data collected with the LHCb detector at ce…
Measurement of production asymmetry in collisions at and 8 TeV
R. Aaij, B. Adeva, M. Adinolfi +786
The inclusive production asymmetry is measured in collisions collected by the LHCb experiment at centre-of-mass energies of and 8 TeV. Promptly produ…
Search for structure in the invariant mass spectrum
LHCb collaboration, R. Aaij, B. Adeva +761
The invariant mass distribution is investigated in order to search for possible exotic meson states. The analysis is based on a data sample recorded with the LHCb det…
Observation of charmless baryonic decays
LHCb collaboration, R. Aaij, B. Adeva +770
Decays of and mesons to the charmless baryonic final states , where and each denote a kaon or a pion, are searched fo…
Search for decays of neutral beauty mesons into four muons
LHCb collaboration, R. Aaij, B. Adeva +768
A search for the non-resonant decays and is presented. The measurement is performed using th…
First observation of the doubly charmed baryon decay
LHCb collaboration, R. Aaij, B. Adeva +834
The doubly charmed baryon decay is observed for the first time, with a statistical significance of , confirming a recent observa…
Measurement of the mass and lifetime of the baryon
R. Aaij, C. Abellán Beteta, B. Adeva +727
A proton-proton collision data sample, corresponding to an integrated luminosity of 3 fb collected by LHCb at and 8 TeV, is used to reconstruct $Ω_b^-…
Measurement of antiproton production in collisions at GeV
LHCb collaboration, R. Aaij, C. Abellán Beteta +839
The cross-section for prompt antiproton production in collisions of protons with an energy of TeV incident on helium nuclei at rest is measured with the LHCb experiment from…
Improved limit on the branching fraction of the rare decay
LHCb collaboration, R. Aaij, B. Adeva +767
A search for the decay is performed, based on a data sample of proton-proton collisions corresponding to an integrated luminosity of 3 fb$^{…
Angular analysis of the decay using $3\,\mbox{fb}^{-1}$ of integrated luminosity
LHCb collaboration, R. Aaij, C. Abellán Beteta +730
An angular analysis of the decay is presented. The dataset corresponds to an integrated luminosity of $3.0\,{\mbox{fb…
Measurement of asymmetries in two-body -meson decays to charged pions and kaons
LHCb collaboration, R. Aaij, B. Adeva +786
The time-dependent asymmetries in and decays are measured using a data sample of collisions corresponding to an integrated luminosi…
Measurement of forward production cross-sections in collisions at TeV
LHCb collaboration, R. Aaij, B. Adeva +722
The production of mesons in proton-proton collisions at a centre-of-mass energy of TeV is studied with the \lhcb detector. Cross-section measurements are perfo…