M. Kelsey

activity

20112023

J / ψ p

resonances consistent with pentaquark states in

Λ_{b}^{0} \to J / ψ K^{-} p

decays

1.3k citations · 17.2k across the 272 of their papers we have counts for

collaborators

Showing 2020Show all

31 papers · 1 filter

nucl-ex2020★ 27 cited

Measurements of $W$ and $Z / γ^{*}$ cross sections and their ratios in $p + p$ collisions at RHIC

STAR Collaboration, J. Adam, L. Adamczyk +356

We report on the $W$ and $Z / γ^{*}$ differential and total cross sections as well as the $W^{+}$ / $W^{-}$ and $(W^{+} + W^{-})$ / $(Z / γ^{*})$ cross-section ratios measured by the STAR experiment a…

nucl-ex2020★ 111 cited

Global polarization of $Ξ$ and $Ω$ hyperons in Au+Au collisions at $s_{_{N N}}$ = 200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +357

Global polarization of $Ξ$ and $Ω$ hyperons has been measured for the first time in Au+Au collisions at $s_{_{N N}}$ = 200 GeV. The measurements of the $Ξ^{-}$ and $Ξ ˉ^{+}$ hy…

hep-ex2020★ 33 cited

Measurement of transverse single-spin asymmetries of $π^{0}$ and electromagnetic jets at forward rapidity in 200 and 500 GeV transversely polarized proton-proton collisions

STAR Collaboration, J. Adam, L. Adamczyk +359

The STAR Collaboration reports measurements of the transverse single-spin asymmetry (TSSA) of inclusive $π^{0}$ at center-of-mass energies ( $s$ ) of 200 GeV and 500 GeV in trans…

nucl-ex2020★ 16 cited

Comparison of transverse single-spin asymmetries for forward $π^{0}$ production in polarized $pp$ , $p Al$ and $p Au$ collisions at nucleon pair c.m. energy $s_{NN} = 200$ GeV

STAR Collaboration, J. Adam, L. Adamczyk +358

The STAR Collaboration reports a measurement of the transverse single-spin asymmetries, $A_{N}$ , for neutral pions produced in polarized proton collisions with protons ( $pp$ ), with…

hep-ex2020

Searches for 25 rare and forbidden decays of $D^{+}$ and $D_{s}^{+}$ mesons

LHCb collaboration, R. Aaij, C. Abellán Beteta +998

A search is performed for rare and forbidden charm decays of the form $D_{(s)}^{+} \to h^{\pm} ℓ^{+} ℓ^{(') \mp}$ , where $h^{\pm}$ is a pion or kaon and $ℓ^{(^{'}) \pm}$ is an ele…

hep-ex2020★ 33 cited

Search for the doubly heavy $Ξ_{b c}^{0}$ baryon via decays to $D^{0} p K^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +987

A search for the doubly heavy $Ξ_{b c}^{0}$ baryon using its decay to the $D^{0} p K^{-}$ final state is performed using proton-proton collision data at a centre-of-mass energy of…

nucl-ex2020★ 62 cited

Flow and interferometry results from Au+Au collisions at $s_{N N}$ = 4.5 GeV

STAR Collaboration, J. Adam, L. Adamczyk +355

The Beam Energy Scan (BES) program at the Relativistic Heavy Ion Collider (RHIC) was extended to energies below $s_{N N}$ = 7.7 GeV in 2015 by successful implementat…

hep-ex2020★ 28 cited

First branching fraction measurement of the suppressed decay $Ξ_{c}^{0} \to π^{-} Λ_{c}^{+}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +963

The $Ξ_{c}^{0}$ baryon is unstable and usually decays into charmless final states by the $c \to s u d$ transition. It can, however, also disintegrate into a $π^{-}$ meson and a…

hep-ex2020★ 5 cited

First observation of the decay $Λ_{b}^{0} \to η_{c} (1 S) p K^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +985

The decay $Λ_{b}^{0} \to η_{c} (1 S) p K^{-}$ is observed for the first time using a data sample of proton-proton collisions, corresponding to an integrated luminosity of 5.5 $f b^{- 1}$ , coll…

hep-ex2020★ 20 cited

Observation of enhanced double parton scattering in proton-lead collisions at $s_{NN} = 8.16$ TeV

LHCb collaboration, R. Aaij, C. Abellán Beteta +992

A study of prompt charm-hadron pair production in proton-lead collisions at $s_{NN} = 8.16$ TeV is performed using data corresponding to an integrated luminosity of ab…

nucl-ex2020★ 20 cited

Beam-Energy Dependence of the Directed Flow of Deuterons in Au+Au Collisions

STAR Collaboration, J. Adam, L. Adamczyk +351

We present a measurement of the first-order azimuthal anisotropy, $v_{1} (y)$ , of deuterons from Au+Au collisions at $s_{N N}$ = 7.7, 11.5, 14.5, 19.6, 27, and 39 GeV recorded w…

hep-ex2020★ 5 cited

First observation of the decay $B^{0} \to D^{0} D^{0} K^{+} π^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +965

The first observation of the decay $B^{0} \to D^{0} D^{0} K^{+} π^{-}$ is reported using proton-proton collision data corresponding to an integrated luminosity of 4.7 $\…

hep-ex2020★ 32 cited

Searches for low-mass dimuon resonances

LHCb collaboration, R. Aaij, C. Abellán Beteta +965

Searches are performed for a low-mass dimuon resonance, $X$ , produced in proton-proton collisions at a center-of-mass energy of 13 TeV, using a data sample corresponding to an inte…

nucl-ex2020★ 18 cited

Investigation of the linear and mode-coupled flow harmonics in Au+Au collisions at $s_{N N}$ = 200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +352

Flow harmonics ( $v_{n}$ ) of the Fourier expansion for the azimuthal distributions of hadrons are commonly employed to quantify the azimuthal anisotropy of particle product…

hep-ex2020★ 414 cited

Observation of structure in the $J / ψ$ -pair mass spectrum

LHCb collaboration, R. Aaij, C. Abellán Beteta +964

Using proton-proton collision data at centre-of-mass energies of $s = 7$ , $8$ and $13 TeV$ recorded by the LHCb experiment at the Large Hadron Collider, correspond…

nucl-ex2020★ 19 cited

Pair invariant mass to isolate background in the search for the chiral magnetic effect in Au+Au collisions at $s_{_{NN}}$ = 200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +352

Quark interactions with topological gluon configurations can induce local chirality imbalance and parity violation in quantum chromodynamics, which can lead to the chiral magnetic…

hep-ex2020★ 29 cited

Search for $C P$ violation in $Ξ_{c}^{+} \to p K^{-} π^{+}$ decays using model-independent techniques

LHCb collaboration, R. Aaij, C. Abellán Beteta +950

A first search for $C P$ violation in the Cabibbo-suppressed $Ξ_{c}^{+} \to p K^{-} π^{+}$ decay is performed using both a binned and an unbinned model-independent technique in the Dal…

nucl-ex2020★ 55 cited

Measurement of inclusive charged-particle jet production in Au+Au collisions at $s_{N N}$ =200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +352

The STAR Collaboration at the Relativistic Heavy Ion Collider reports the first measurement of inclusive jet production in peripheral and central Au+Au collisions at $\sqrt{s_{NN}}…

hep-ex2020★ 1 cited

Results on Total and Elastic Cross Sections in Proton-Proton Collisions at $s$ = 200 GeV Obtained with the STAR Detector at RHIC

W. Guryn, B. Pawlik

We report the first results on differential, total and elastic cross sections in proton-proton collisions at the Relativistic Heavy Ion Collider (RHIC) at $s = 200$ GeV. The d…

hep-ex2020★ 53 cited

Study of the $ψ_{2} (3823)$ and $χ_{c 1} (3872)$ states in $B^{+} \to (J ψ π^{+} π^{-}) K^{+}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +956

The decays $B^{+} \to J / ψ π^{+} π^{-} K^{+}$ are studied using a data set corresponding to an integrated luminosity of 9fb $^{- 1}$ collected with the LHCb detector in proton-proton co…

hep-ex2020★ 138 cited

Study of the lineshape of the $χ_{c 1} (3872)$ state

LHCb collaboration, R. Aaij, C. Abellán Beteta +965

A study of the lineshape of the $χ_{c 1} (3872)$ state is made using a data sample corresponding to an integrated luminosity of $3$ fb $^{- 1}$ collected in $pp$ collisions at centre-…

hep-ex2020★ 6 cited

Measurement of branching fraction ratios for $B^{+} \to D^{+} D^{-} K^{+}$ , $B^{+} \to D^{-} D^{+} K^{+}$ , and $B^{0} \to D^{*-} D^{0} K^{+}$ decays

LHCb collaboration, R. Aaij, C. Abellán Beteta +914

A measurement of four branching-fraction ratios for three-body decays of $B$ mesons involving two open-charm hadrons in the final state is presented. Run 1 and Run 2 $pp$ collision…

hep-ex2020★ 20 cited

Measurement of the central exclusive production of charged particle pairs in proton-proton collisions at $s = 200$ GeV with the STAR detector at RHIC

STAR Collaboration, J. Adam, L. Adamczyk +352

We report on the measurement of the Central Exclusive Production of charged particle pairs $h^{+} h^{-}$ ( $h = π, K, p$ ) with the STAR detector at RHIC in proton-proton collisions a…

hep-ex2020★ 17 cited

Precision measurement of the $B_{c}^{+}$ meson mass

LHCb collaboration, R. Aaij, C. Abellán Beteta +905

A precision measurement of the $B_{c}^{+}$ meson mass is performed using proton-proton collision data collected with the LHCb experiment at centre-of-mass energies of $7, 8$ and $1…

Measurements of W and Z/γ∗ cross sections and their ratios in p+p collisions at RHIC

Global polarization of Ξ and Ω hyperons in Au+Au collisions at sNN​​​ = 200 GeV

Measurement of transverse single-spin asymmetries of π0 and electromagnetic jets at forward rapidity in 200 and 500 GeV transversely polarized proton-proton collisions

Comparison of transverse single-spin asymmetries for forward π0 production in polarized pp, pAl and pAu collisions at nucleon pair c.m. energy sNN​​=200 GeV

Searches for 25 rare and forbidden decays of D+ and Ds+​ mesons

Search for the doubly heavy Ξbc0​ baryon via decays to D0pK−

Flow and interferometry results from Au+Au collisions at sNN​​ = 4.5 GeV

First branching fraction measurement of the suppressed decay Ξc0​→π−Λc+​

First observation of the decay Λb0​→ηc​(1S)pK−

Observation of enhanced double parton scattering in proton-lead collisions at sNN​​=8.16 TeV

Beam-Energy Dependence of the Directed Flow of Deuterons in Au+Au Collisions

First observation of the decay B0→D0D0K+π−

Searches for low-mass dimuon resonances

Investigation of the linear and mode-coupled flow harmonics in Au+Au collisions at sNN​​ = 200 GeV

Observation of structure in the J/ψ-pair mass spectrum

Pair invariant mass to isolate background in the search for the chiral magnetic effect in Au+Au collisions at sNN​​​= 200 GeV

Search for CP violation in Ξc+​→pK−π+ decays using model-independent techniques

Measurement of inclusive charged-particle jet production in Au+Au collisions at sNN​​=200 GeV

Results on Total and Elastic Cross Sections in Proton-Proton Collisions at s​ = 200 GeV Obtained with the STAR Detector at RHIC

Study of the ψ2​(3823) and χc1​(3872) states in B+→(Jψπ+π−)K+ decays

Study of the lineshape of the χc1​(3872) state

Measurement of branching fraction ratios for B+→D∗+D−K+, B+→D∗−D+K+, and B0→D∗−D0K+ decays

Measurement of the central exclusive production of charged particle pairs in proton-proton collisions at s​=200 GeV with the STAR detector at RHIC

Precision measurement of the Bc+​ meson mass

Measurements of $W$ and $Z / γ^{*}$ cross sections and their ratios in $p + p$ collisions at RHIC

Global polarization of $Ξ$ and $Ω$ hyperons in Au+Au collisions at $s_{_{N N}}$ = 200 GeV

Measurement of transverse single-spin asymmetries of $π^{0}$ and electromagnetic jets at forward rapidity in 200 and 500 GeV transversely polarized proton-proton collisions

Comparison of transverse single-spin asymmetries for forward $π^{0}$ production in polarized $pp$ , $p Al$ and $p Au$ collisions at nucleon pair c.m. energy $s_{NN} = 200$ GeV

Searches for 25 rare and forbidden decays of $D^{+}$ and $D_{s}^{+}$ mesons

Search for the doubly heavy $Ξ_{b c}^{0}$ baryon via decays to $D^{0} p K^{-}$

Flow and interferometry results from Au+Au collisions at $s_{N N}$ = 4.5 GeV

First branching fraction measurement of the suppressed decay $Ξ_{c}^{0} \to π^{-} Λ_{c}^{+}$

First observation of the decay $Λ_{b}^{0} \to η_{c} (1 S) p K^{-}$

Observation of enhanced double parton scattering in proton-lead collisions at $s_{NN} = 8.16$ TeV

First observation of the decay $B^{0} \to D^{0} D^{0} K^{+} π^{-}$

Investigation of the linear and mode-coupled flow harmonics in Au+Au collisions at $s_{N N}$ = 200 GeV

Observation of structure in the $J / ψ$ -pair mass spectrum

Pair invariant mass to isolate background in the search for the chiral magnetic effect in Au+Au collisions at $s_{_{NN}}$ = 200 GeV

Search for $C P$ violation in $Ξ_{c}^{+} \to p K^{-} π^{+}$ decays using model-independent techniques

Measurement of inclusive charged-particle jet production in Au+Au collisions at $s_{N N}$ =200 GeV

Results on Total and Elastic Cross Sections in Proton-Proton Collisions at $s$ = 200 GeV Obtained with the STAR Detector at RHIC

Study of the $ψ_{2} (3823)$ and $χ_{c 1} (3872)$ states in $B^{+} \to (J ψ π^{+} π^{-}) K^{+}$ decays

Study of the lineshape of the $χ_{c 1} (3872)$ state

Measurement of branching fraction ratios for $B^{+} \to D^{+} D^{-} K^{+}$ , $B^{+} \to D^{-} D^{+} K^{+}$ , and $B^{0} \to D^{*-} D^{0} K^{+}$ decays

Measurement of the central exclusive production of charged particle pairs in proton-proton collisions at $s = 200$ GeV with the STAR detector at RHIC

Precision measurement of the $B_{c}^{+}$ meson mass