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

275 papers

hep-ex2023★ 8 cited

Longitudinal and transverse spin transfer to $Λ$ and $Λ$ hyperons in polarized $p$ + $p$ collisions at $s = 200$ GeV

STAR Collaboration, M. I. Abdulhamid, B. E. Aboona +364

The longitudinal and transverse spin transfers to $Λ$ ( $Λ$ ) hyperons in polarized proton-proton collisions are expected to be sensitive to the helicity and transversity di…

nucl-ex2023★ 40 cited

Global polarization of $Λ$ and $Λ ˉ$ hyperons in Au+Au collisions at $s_{NN} = 19.6$ and $27$ GeV

The STAR Collaboration

In relativistic heavy-ion collisions, a global spin polarization, $P_{H}$ , of $Λ$ and $Λ ˉ$ hyperons along the direction of the system angular momentum was discovered and…

hep-ph2022★ 2 cited

Probing gluon TMDs with reconstructed and tagged heavy flavor hadron pairs at EIC

Xin Dong, Yuanjing Ji, Matthew Kelsey +3

Study of the transverse structure of the proton is one of the major physics goals of the upcoming Electron Ion Collider (EIC). The gluon transverse momentum dependent distributions…

nucl-ex2022★ 2 cited

Beam Energy Dependence of Fifth and Sixth-Order Net-proton Number Fluctuations in Au+Au Collisions at RHIC

STAR Collaboration, B. E. Aboona, J. Adam +357

We report the beam energy and collision centrality dependence of fifth and sixth order cumulants ( $C_{5}$ , $C_{6}$ ) and factorial cumulants ( $κ_{5}$ , $κ_{6}$ ) of net-proton and pro…

nucl-ex2021

Measurements of Proton High Order Cumulants in 3 GeV Au+Au Collisions and Implications for the QCD Critical Point

STAR Collaboration, M. S. Abdallah, B. E. Aboona +388

We report cumulants of the proton multiplicity distribution from dedicated fixed-target Au+Au collisions at 3.0 GeV, measured by the STAR experiment in the kinematic acceptance of…

nucl-ex2021★ 13 cited

Evidence of Mass Ordering of Charm and Bottom Quark Energy Loss in Au+Au Collisions at RHIC

STAR Collaboration, M. S. Abdallah, B. E. Aboona +359

Partons traversing the strongly interacting medium produced in heavy-ion collisions are expected to lose energy depending on their color charge and mass. We measure the nuclear mod…

hep-ex2021★ 9 cited

Probing gluon helicity with heavy flavor at the EIC

Daniele Paolo Anderle, Xin Dong, Felix Hekhorn +7

We propose a new measurement of the heavy flavor hadron double spin asymmetry in deep-inelastic scattering at a future Electron-Ion Collider (EIC) to constrain the polarized gluon…

nucl-ex2021★ 11 cited

Measurement of cold nuclear matter effects for inclusive $J / ψ$ in $p$ +Au collisions at $s_{_{NN}}$ = 200 GeV

STAR Collaboration, M. S. Abdallah, B. E. Aboona +383

Measurement by the STAR experiment at RHIC of the cold nuclear matter (CNM) effects experienced by inclusive $J / ψ$ at mid-rapidity in 0-100\% $p$ +Au collisions at $\sqrt{s_{_{\math…

nucl-ex2021★ 65 cited

Measurements of $_{Λ}^{3} H$ and $_{Λ}^{4} H$ Lifetimes and Yields in Au+Au Collisions in the High Baryon Density Region

STAR Collaboration, M. S. Abdallah, B. E. Aboona +388

We report precision measurements of hypernuclei $_{Λ}^{3} H$ and $_{Λ}^{4} H$ lifetimes obtained from Au+Au collisions at \snn = 3.0\,GeV and 7.2\,GeV collected by the STAR exp…

hep-ph2021

PYTHIA 8 underlying event tune For RHIC energies

Manny Rosales Aguilar, Zilong Chang, Raghav Kunnawalkam Elayavalli +7

We report an underlying event tune for the PYTHIA 8 Monte Carlo event generator that is applicable for hadron collisions primarily at $s$ ranges available at the Relativisti…

nucl-ex2021★ 5 cited

Measurement of inclusive electrons from open heavy-flavor hadron decays in $p$ + $p$ collisions at $s = 200$ GeV with the STAR detector

STAR Collaboration, M. S. Abdallah, B. E. Aboona +383

We report a new measurement of the production cross section for inclusive electrons from open heavy-flavor hadron decays as a function of transverse momentum ( $p_{T}$ ) at mid-r…

nucl-ex2021

Probing the gluonic structure of the deuteron with $J / ψ$ photoproduction in d+Au ultra-peripheral collisions

STAR Collaboration, M. S. Abdallah, B. E. Aboona +388

Understanding gluon density distributions and how they are modified in nuclei are among the most important goals in nuclear physics. In recent years, diffractive vector meson produ…

nucl-ex2021★ 29 cited

Probing Strangeness Canonical Ensemble with $K^{-}$ , $ϕ (1020)$ and $Ξ^{-}$ Production in Au+Au Collisions at $s_{NN} = 3 GeV$

STAR Collaboration, M. S. Abdallah, B. E. Aboona +385

We report the first multi-differential measurements of strange hadrons of $K^{-}$ , $ϕ$ and $Ξ^{-}$ yields as well as the ratios of $ϕ / K^{-}$ and $ϕ / Ξ^{-}$ in Au+Au collisions at ${\sqr…

nucl-ex2021★ 1 cited

Disappearance of partonic collectivity in $s_{N N}$ = 3 GeV Au+Au collisions at RHIC

STAR Collaboration, M. S. Abdallah, B. E. Aboona +384

We report on the measurements of directed flow $v_{1}$ and elliptic flow $v_{2}$ for hadrons ( $π^{\pm}$ , $K^{\pm}$ , $K_{S}^{0}$ , $p$ , $ϕ$ , $Λ$ and $Ξ^{-}$ ) from Au+Au collisions at $\sqr…

nucl-ex2021★ 1 cited

Global $Λ$ -hyperon polarization in Au+Au collisions at $s_{NN} = 3$ GeV

M. S. Abdallah, B. E. Aboona, J. Adam +383

Global hyperon polarization, $P_{H}$ , in Au+Au collisions over a large range of collision energy, $s_{NN}$ , was recently measured and successfully r…

hep-ph2021★ 15 cited

Constraints on Gluon Distribution Functions in the Nucleon and Nucleus from Open Charm Hadron Production at the Electron-Ion Collider

Matthew Kelsey, Reynier Cruz-Torres, Xin Dong +3

The Electron-Ion Collider (EIC) at Brookhaven National Laboratory will be a precision Quantum Chromodynamics machine that will enable a vast physics program with electron+proton/io…

hep-ex2021★ 48 cited

Search for the doubly heavy baryons $Ω_{bc}^{0}$ and $Ξ_{bc}^{0}$ decaying to $Λ_{c}^{+} π^{-}$ and $Ξ_{c}^{+} π^{-}$

LHCb collaboration, R. Aaij, C. Abellán Beteta +900

The first search for the doubly heavy $Ω_{bc}^{0}$ baryon and a search for $Ξ_{bc}^{0}$ baryon are performed using $pp$ collision data collected via the LHCb experiment…

nucl-ex2021★ 12 cited

EIC Physics from An All-Silicon Tracking Detector

John Arrington, Reynier Cruz-Torres, Winston DeGraw +17

The proposed electron-ion collider has a rich physics program to study the internal structure of protons and heavy nuclei. This program will impose strict requirements on detector…

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…

Longitudinal and transverse spin transfer to Λ and Λ hyperons in polarized p+p collisions at s​=200 GeV

Global polarization of Λ and Λˉ hyperons in Au+Au collisions at sNN​​=19.6 and 27 GeV

Probing gluon TMDs with reconstructed and tagged heavy flavor hadron pairs at EIC

Beam Energy Dependence of Fifth and Sixth-Order Net-proton Number Fluctuations in Au+Au Collisions at RHIC

Measurements of Proton High Order Cumulants in 3 GeV Au+Au Collisions and Implications for the QCD Critical Point

Evidence of Mass Ordering of Charm and Bottom Quark Energy Loss in Au+Au Collisions at RHIC

Probing gluon helicity with heavy flavor at the EIC

Measurement of cold nuclear matter effects for inclusive J/ψ in p+Au collisions at sNN​​​ = 200 GeV

Measurements of Λ3​H and Λ4​H Lifetimes and Yields in Au+Au Collisions in the High Baryon Density Region

PYTHIA 8 underlying event tune For RHIC energies

Measurement of inclusive electrons from open heavy-flavor hadron decays in p+p collisions at s​=200 GeV with the STAR detector

Probing the gluonic structure of the deuteron with J/ψ photoproduction in d+Au ultra-peripheral collisions

Probing Strangeness Canonical Ensemble with K−, ϕ(1020) and Ξ− Production in Au+Au Collisions at sNN​​=3GeV

Disappearance of partonic collectivity in sNN​​ = 3 GeV Au+Au collisions at RHIC

Global Λ-hyperon polarization in Au+Au collisions at sNN​​=3 GeV

Constraints on Gluon Distribution Functions in the Nucleon and Nucleus from Open Charm Hadron Production at the Electron-Ion Collider

Search for the doubly heavy baryons Ωbc0​ and Ξbc0​ decaying to Λc+​π− and Ξc+​π−

EIC Physics from An All-Silicon Tracking Detector

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−

Longitudinal and transverse spin transfer to $Λ$ and $Λ$ hyperons in polarized $p$ + $p$ collisions at $s = 200$ GeV

Global polarization of $Λ$ and $Λ ˉ$ hyperons in Au+Au collisions at $s_{NN} = 19.6$ and $27$ GeV

Measurement of cold nuclear matter effects for inclusive $J / ψ$ in $p$ +Au collisions at $s_{_{NN}}$ = 200 GeV

Measurements of $_{Λ}^{3} H$ and $_{Λ}^{4} H$ Lifetimes and Yields in Au+Au Collisions in the High Baryon Density Region

Measurement of inclusive electrons from open heavy-flavor hadron decays in $p$ + $p$ collisions at $s = 200$ GeV with the STAR detector

Probing the gluonic structure of the deuteron with $J / ψ$ photoproduction in d+Au ultra-peripheral collisions

Probing Strangeness Canonical Ensemble with $K^{-}$ , $ϕ (1020)$ and $Ξ^{-}$ Production in Au+Au Collisions at $s_{NN} = 3 GeV$

Disappearance of partonic collectivity in $s_{N N}$ = 3 GeV Au+Au collisions at RHIC

Global $Λ$ -hyperon polarization in Au+Au collisions at $s_{NN} = 3$ GeV

Search for the doubly heavy baryons $Ω_{bc}^{0}$ and $Ξ_{bc}^{0}$ decaying to $Λ_{c}^{+} π^{-}$ and $Ξ_{c}^{+} π^{-}$

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 $D^{0} p K^{-}$