K. Jiang

activity

19992023

Λ

hyperon polarization in nuclear collisions: evidence for the most vortical fluid

920 citations · 5.4k across the 109 of their papers we have counts for

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29 papers · 1 filter

hep-ex2022★ 17 cited

Azimuthal transverse single-spin asymmetries of inclusive jets and identified hadrons within jets from polarized $pp$ collisions at $s$ = 200 GeV

STAR Collaboration, M. S. Abdallah, B. E. Aboona +357

The STAR Collaboration reports measurements of the transverse single-spin asymmetries, $A_{N}$ , for inclusive jets and identified `hadrons within jets' production at midrapidity from…

hep-ex2021

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at $s = 510$ GeV

STAR Collaboration, M. S. Abdallah, B. E. Aboona +382

We report measurements of the longitudinal double-spin asymmetry, $A_{LL}$ , for inclusive jet and dijet production in polarized proton-proton collisions at midrapidity and center-o…

hep-ex2021★ 16 cited

Invariant Jet Mass Measurements in $pp$ Collisions at $s = 200$ GeV at RHIC

STAR Collaboration, M. S. Abdallah, J. Adam +377

We present the first inclusive measurements of the invariant and SoftDrop jet mass in proton-proton collisions at $s = 200$ GeV at STAR. The measurements are fully corrected f…

hep-ex2021★ 28 cited

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at $s = 200$ GeV

STAR Collaboration, M. S. Abdallah, J. Adam +378

We report high-precision measurements of the longitudinal double-spin asymmetry, $A_{LL}$ , for midrapidity inclusive jet and dijet production in polarized $pp$ collisions at a cent…

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…

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★ 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★ 15 cited

Results on Total and Elastic Cross Sections in Proton-Proton Collisions at $s = 200$ GeV

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

We report results on the total and elastic cross sections in proton-proton collisions at $s = 200$ GeV obtained with the Roman Pot setup of the STAR experiment at the Relativi…

hep-ex2020★ 42 cited

Measurement of Groomed Jet Substructure Observables in \pp Collisions at $s = 200$ GeV with STAR

STAR Collaboration, J. Adam, L. Adamczyk +348

In this letter, measurements of the shared momentum fraction ( $z_{g}$ ) and the groomed jet radius ( $R_{g}$ ), as defined in the SoftDrop algorihm, are reported in \pp coll…

hep-ex2019★ 60 cited

Longitudinal double-spin asymmetry for inclusive jet and dijet production in $pp$ collisions at $s = 510$ GeV

STAR Collaboration, J. Adam, L. Adamczyk +343

We report the first measurement of the inclusive jet and the dijet longitudinal double-spin asymmetries, $A_{LL}$ , at midrapidity in polarized $pp$ collisions at a center-of-mass e…

hep-ex2019★ 17 cited

Measurements of the transverse-momentum-dependent cross sections of $J / ψ$ production at mid-rapidity in proton+proton collisions at $s =$ 510 and 500 GeV with the STAR detector

STAR Collaboration, J. Adam, L. Adamczyk +343

We present measurements of the differential cross sections of inclusive $J / ψ$ meson production as a function of transverse momentum ( $p_{T}^{J / ψ}$ ) using the $μ^{+} μ^{-}$ and $e^{+…

hep-ex2019★ 47 cited

Observation of excess J/ $ψ$ yield at very low transverse momenta in Au+Au collisions at $s_{NN} =$ 200 GeV and U+U collisions at $s_{NN} =$ 193 GeV

STAR Collaboration

We report on the first measurements of J/ $ψ$ production at very low transverse momentum ( $p_{T} <$ 0.2 GeV/c) in hadronic Au+Au collisions at $s_{NN} =$ 200 GeV and U+U…

hep-ex2019★ 1 cited

Longitudinal Double-Spin Asymmetries for Dijet Production at Intermediate Pseudorapidity in Polarized $pp$ Collisions at $s$ = 200 GeV

Ting Lin

One of the primary goals of the RHIC spin program is to determine the spin-dependent gluon distribution, $Δ g (x)$ , of the proton. The measurements of the 2009 longitudinal double-he…

hep-ex2018★ 38 cited

Measurement of the longitudinal spin asymmetries for weak boson production in proton-proton collisions at $s$ = 510 GeV

STAR Collaboration, J. Adam, L. Adamczyk +345

We report new STAR measurements of the single-spin asymmetries $A_{L}$ for $W^{+}$ and $W^{-}$ bosons produced in polarized proton--proton collisions at $s$ = 510 GeV as a functio…

hep-ex2018★ 24 cited

Transverse spin transfer to $Λ$ and $Λ ˉ$ hyperons in polarized proton-proton collisions at $s = 200 GeV$

STAR Collaboration, J. Adam, L. Adamczyk +345

The transverse spin transfer from polarized protons to $Λ$ and $Λ ˉ$ hyperons is expected to provide sensitivity to the transversity distribution of the nucleon and to the transv…

hep-ex2018★ 21 cited

Improved measurement of the longitudinal spin transfer to $Λ$ and $Λ ˉ$ hyperons in polarized proton-proton collisions at $s$ = 200 GeV

J. Adam, L. Adamczyk, J. R. Adams +346

The longitudinal spin transfer $D_{LL}$ to $Λ$ and $Λ ˉ$ hyperons produced in high-energy polarized proton--proton collisions is expected to be sensitive to the helicity distribu…

hep-ex2018★ 14 cited

Longitudinal Double-Spin Asymmetries for $π^{0}$ s in the Forward Direction for 510 GeV Polarized $pp$ Collisions

J. Adam, L. Adamczyk, J. R. Adams +340

The STAR Collaboration reports measurements of the longitudinal double-spin asymmetry, $A_{LL}$ , for neutral pions produced at forward directions in polarized proton-proton collisi…

hep-ex2018★ 103 cited

Low- $p_{T}$ $e^{+} e^{-}$ pair production in Au $+$ Au collisions at $s_{N N}$ = 200 GeV and U $+$ U collisions at $s_{N N}$ = 193 GeV at STAR

J. Adam, L. Adamczyk, J. R. Adams +341

We report first measurements of $e^{+} e^{-}$ pair production in the mass region 0.4 $< M_{ee} <$ 2.6 GeV/ $c^{2}$ at low transverse momentum ( $p_{T} <$ 0.15 GeV/ $c$ ) in non-central Au $+$ …

hep-ex2018★ 22 cited

Longitudinal Double-Spin Asymmetries for Dijet Production at Intermediate Pseudorapidity in Polarized $pp$ Collisions at $s$ = 200 GeV

J. Adam, L. Adamczyk, J. R. Adams +340

We present the first measurements of the longitudinal double-spin asymmetry $A_{LL}$ for dijets with at least one jet reconstructed within the pseudorapidity range $0.8 < η < 1.8$ .…

hep-ex2018★ 4 cited

$J / ψ$ production cross section and its dependence on charged-particle multiplicity in $p + p$ collisions at $s$ = 200 GeV

STAR Collaboration, J. Adam, L. Adamczyk +341

We present a measurement of inclusive $J / ψ$ production at mid-rapidity ( $∣ y ∣ < 1$ ) in $p + p$ collisions at a center-of-mass energy of $s$ = 200 GeV with the STAR experiment at…

hep-ex2017★ 97 cited

Beam-Energy Dependence of Directed Flow of $Λ$ , $Λ ˉ$ , $K^{\pm}$ , $K_{s}^{0}$ and $ϕ$ in Au+Au Collisions

STAR Collaboration, L. Adamczyk, J. R. Adams +342

Rapidity-odd directed flow measurements at midrapidity are presented for $Λ$ , $Λ ˉ$ , $K^{\pm}$ , $K_{s}^{0}$ and $ϕ$ at $s_{N N} =$ 7.7, 11.5, 14.5, 19.6, 27, 39, 62.4 and 200 GeV…

hep-ex2017★ 47 cited

Azimuthal transverse single-spin asymmetries of inclusive jets and charged pions within jets from polarized-proton collisions at $s = 500$ GeV

STAR Collaboration, L. Adamczyk, J. R. Adams +342

We report the first measurements of transverse single-spin asymmetries for inclusive jet and jet + $π^{\pm}$ production at midrapidity from transversely polarized proton-proton col…

hep-ex2016★ 36 cited

Measurement of the cross section and longitudinal double-spin asymmetry for di-jet production in polarized $pp$ collisions at $s$ = 200 GeV

STAR Collaboration, L. Adamczyk, J. K. Adkins +341

We report the first measurement of the longitudinal double-spin asymmetry $A_{LL}$ for mid-rapidity di-jet production in polarized $pp$ collisions at a center-of-mass energy of $\s…

hep-ex2016★ 55 cited

Energy dependence of $J / ψ$ production in Au+Au collisions at $s_{N N} =$ 39, 62.4 and 200 GeV

L. Adamczyk, J. K. Adkins, G. Agakishiev +329

The inclusive $J / ψ$ transverse momentum ( $p_{T}$ ) spectra and nuclear modification factors are reported at midrapidity ( $∣ y ∣ < 1.0$ ) in Au+Au collisions at $s_{N N} =$ 39, 62.4…

Azimuthal transverse single-spin asymmetries of inclusive jets and identified hadrons within jets from polarized pp collisions at s​ = 200 GeV

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at s​=510 GeV

Invariant Jet Mass Measurements in pp Collisions at s​=200 GeV at RHIC

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at s​=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

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

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

Results on Total and Elastic Cross Sections in Proton-Proton Collisions at s​=200 GeV

Measurement of Groomed Jet Substructure Observables in \pp Collisions at s​=200 GeV with STAR

Longitudinal double-spin asymmetry for inclusive jet and dijet production in pp collisions at s​=510 GeV

Measurements of the transverse-momentum-dependent cross sections of J/ψ production at mid-rapidity in proton+proton collisions at s​= 510 and 500 GeV with the STAR detector

Observation of excess J/ψ yield at very low transverse momenta in Au+Au collisions at sNN​​= 200 GeV and U+U collisions at sNN​​= 193 GeV

Longitudinal Double-Spin Asymmetries for Dijet Production at Intermediate Pseudorapidity in Polarized pp Collisions at s​ = 200 GeV

Measurement of the longitudinal spin asymmetries for weak boson production in proton-proton collisions at s​ = 510 GeV

Transverse spin transfer to Λ and Λˉ hyperons in polarized proton-proton collisions at s​=200GeV

Improved measurement of the longitudinal spin transfer to Λ and Λˉ hyperons in polarized proton-proton collisions at s​ = 200 GeV

Longitudinal Double-Spin Asymmetries for π0s in the Forward Direction for 510 GeV Polarized pp Collisions

Low-pT​ e+e− pair production in Au+Au collisions at sNN​​ = 200 GeV and U+U collisions at sNN​​ = 193 GeV at STAR

Longitudinal Double-Spin Asymmetries for Dijet Production at Intermediate Pseudorapidity in Polarized pp Collisions at s​ = 200 GeV

J/ψ production cross section and its dependence on charged-particle multiplicity in p+p collisions at s​ = 200 GeV

Beam-Energy Dependence of Directed Flow of Λ, Λˉ, K±, Ks0​ and ϕ in Au+Au Collisions

Azimuthal transverse single-spin asymmetries of inclusive jets and charged pions within jets from polarized-proton collisions at s​=500 GeV

Measurement of the cross section and longitudinal double-spin asymmetry for di-jet production in polarized pp collisions at s​ = 200 GeV

Energy dependence of J/ψ production in Au+Au collisions at sNN​​= 39, 62.4 and 200 GeV

Azimuthal transverse single-spin asymmetries of inclusive jets and identified hadrons within jets from polarized $pp$ collisions at $s$ = 200 GeV

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at $s = 510$ GeV

Invariant Jet Mass Measurements in $pp$ Collisions at $s = 200$ GeV at RHIC

Longitudinal double-spin asymmetry for inclusive jet and dijet production in polarized proton collisions at $s = 200$ 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

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

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

Results on Total and Elastic Cross Sections in Proton-Proton Collisions at $s = 200$ GeV

Measurement of Groomed Jet Substructure Observables in \pp Collisions at $s = 200$ GeV with STAR

Longitudinal double-spin asymmetry for inclusive jet and dijet production in $pp$ collisions at $s = 510$ GeV

Measurements of the transverse-momentum-dependent cross sections of $J / ψ$ production at mid-rapidity in proton+proton collisions at $s =$ 510 and 500 GeV with the STAR detector

Observation of excess J/ $ψ$ yield at very low transverse momenta in Au+Au collisions at $s_{NN} =$ 200 GeV and U+U collisions at $s_{NN} =$ 193 GeV

Longitudinal Double-Spin Asymmetries for Dijet Production at Intermediate Pseudorapidity in Polarized $pp$ Collisions at $s$ = 200 GeV

Measurement of the longitudinal spin asymmetries for weak boson production in proton-proton collisions at $s$ = 510 GeV

Transverse spin transfer to $Λ$ and $Λ ˉ$ hyperons in polarized proton-proton collisions at $s = 200 GeV$

Improved measurement of the longitudinal spin transfer to $Λ$ and $Λ ˉ$ hyperons in polarized proton-proton collisions at $s$ = 200 GeV

Longitudinal Double-Spin Asymmetries for $π^{0}$ s in the Forward Direction for 510 GeV Polarized $pp$ Collisions

Low- $p_{T}$ $e^{+} e^{-}$ pair production in Au $+$ Au collisions at $s_{N N}$ = 200 GeV and U $+$ U collisions at $s_{N N}$ = 193 GeV at STAR

Longitudinal Double-Spin Asymmetries for Dijet Production at Intermediate Pseudorapidity in Polarized $pp$ Collisions at $s$ = 200 GeV

$J / ψ$ production cross section and its dependence on charged-particle multiplicity in $p + p$ collisions at $s$ = 200 GeV

Beam-Energy Dependence of Directed Flow of $Λ$ , $Λ ˉ$ , $K^{\pm}$ , $K_{s}^{0}$ and $ϕ$ in Au+Au Collisions

Azimuthal transverse single-spin asymmetries of inclusive jets and charged pions within jets from polarized-proton collisions at $s = 500$ GeV

Measurement of the cross section and longitudinal double-spin asymmetry for di-jet production in polarized $pp$ collisions at $s$ = 200 GeV

Energy dependence of $J / ψ$ production in Au+Au collisions at $s_{N N} =$ 39, 62.4 and 200 GeV