L. J. Ruan

Publication List Details

Period

2003 - 2008

Number

66

Co-Authors

New Prototype Multi-gap Resistive Plate Chambers with Long Strips (2008)

Sun, Y. J., Li, C., Shao, M., Gui, B., Zhao, Y. E., Chen, H. F., ...

A new kind of Multi-gap Resistive Plate Chamber (MRPC) has been built for the large-area Muon Telescope Detector (MTD) for the STAR experiment at RHIC. These long read-out strip MRPCs (LMRPCs) have...

Event-wise (Pt) fluctuations in Au-Au collisions at root sNN=130 GeV (2005)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We present the first large-acceptance measurement of event-wise mean transverse momentum < p(t)> fluctuations for Au-Au collisions at nucleon-nucleon center-of-momentum collision energy root...

Distributions of charged hadrons associated with high transverse momentum particles in pp and Au plus Au collisions at root(S)(NN)=200 GeV (2005)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

Charged hadrons in 0.15 < p(perpendicular to)< 4 GeV/c associated with particles of p(perpendicular to)(trig)> 4 GeV/c are reconstructed in pp and Au+Au collisions at root s(NN)=200 GeV. The...

phi meson production in Au + Au and p + p collisions at root S-NN=200 GeV (2005)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report the STAR measurement of phi meson production in Au + Au and p + p collisions at root s(NN) = 200 GeV. Using the event mixing technique, the phi spectra and yields are obtained at...

Event-wise (Pt) fluctuations in Au-Au collisions at root sNN=130 GeV (2005)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We present the first large-acceptance measurement of event-wise mean transverse momentum < p(t)> fluctuations for Au-Au collisions at nucleon-nucleon center-of-momentum collision energy root...

Distributions of charged hadrons associated with high transverse momentum particles in pp and Au plus Au collisions at root(S)(NN)=200 GeV (2005)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

Charged hadrons in 0.15 < p(perpendicular to)< 4 GeV/c associated with particles of p(perpendicular to)(trig)> 4 GeV/c are reconstructed in pp and Au+Au collisions at root s(NN)=200 GeV. The...

phi meson production in Au + Au and p + p collisions at root S-NN=200 GeV (2005)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report the STAR measurement of phi meson production in Au + Au and p + p collisions at root s(NN) = 200 GeV. Using the event mixing technique, the phi spectra and yields are obtained at...

Photon and neutral pion production in Au+Au collisions at sqrt(s_{NN}) = 130 GeV (2004)

Adams, J, Adler, C, Aggarwal, M M, Ahammed, Z, Amonett, J, Anderson, B D, ...

We report the first inclusive photon measurements about mid-rapidity (|y| photon photon decay to the inclusive photon spectrum decreases by 20% +/- 5% between pt = 1.65 GeV/c and pt = 2.4 GeV/c in...

Photon and neutral pion production in Au plus Au collisions at root s(NN)=130 GeV (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report inclusive photon measurements about midrapidity (\y\gammagamma decay to the inclusive photon spectrum decreases by 20%+/-5% between p(t)=1.65 GeV/c and p(t)=2.4 GeV/c in the most central...

Rapidity and centrality dependence of proton and antiproton production from Au-197+Au-197 collisions at root S-NN=130 GeV (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report on the rapidity and centrality dependence of proton and antiproton transverse mass distributions from Au-197+Au-197 collisions at roots(NN)=130 GeV as measured by the STAR experiment at the...

Particle-type dependence of azimuthal anisotropy and nuclear modification of particle production in Au plus Au collisions at root s(NN)=200 GeV (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We present STAR measurements of the azimuthal anisotropy parameter v(2) and the binary-collision scaled centrality ratio R-CP for kaons and lambdas (Lambda+(&ULambda;) over bar) at midrapidity in...

Azimuthal anisotropy at the relativistic heavy ion collider: The first and fourth harmonics (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report the first observations of the first harmonic (directed flow, v(1)) and the fourth harmonic (v(4)), in the azimuthal distribution of particles with respect to the reaction plane in Au+Au...

Identified particle distributions in pp and Au+Au collisions at root s(NN)=200 GeV (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

Transverse mass and rapidity distributions for charged pions, charged kaons, protons, and antiprotons are reported for roots(NN)=200 GeV pp and Au+Au collisions at Relativistic Heary Ion Collider...

Cross sections and transverse single-spin asymmetries in forward neutral-pion production from proton collisions at root s=200 GeV (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

Measurements of the production of forward high-energy pi(0) mesons from transversely polarized proton collisions at root200 GeV are reported. The cross section is generally consistent with...

rho(0) production and possible modification in Au+Au and p+p collisions at root S-NN=200 GeV (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report results on rho(770)(0)-->pi(+)pi(-) production at midrapidity in p+p and peripheral Au+Au collisions at roots(NN)=200 GeV. This is the first direct measurement of rho(770)(0)-->pi(+)pi(-)...

Azimuthally sensitive hanbury brown-twiss interferometry in Au+Au collisions at root s(NN)=200 GeV (2004)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We present the results of a systematic study of the shape of the pion distribution in coordinate space at freeze-out in Au+Au collisions at BNL RHIC using two-pion Hanbury Brown-Twiss (HBT)...

Net charge fluctuations in Au+Au collisions at root s(NN)=130 GeV (2003)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We present the results of charged particle fluctuations measurements in Au+Au collisions at rootS(NN)=130 GeV using the STAR detector. Dynamical fluctuations measurements are presented for inclusive...

Evidence from d+Au measurements for final-state suppression of high-p(T) hadrons in Au plus Au collisions at RHIC (2003)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report measurements of single-particle inclusive spectra and two-particle azimuthal distributions of charged hadrons at high transverse momentum (high p(T)) in minimum bias and central d+Au...

Transverse-momentum and collision-energy dependence of high-p(T) hadron suppression in Au+Au collisions at ultrarelativistic energies (2003)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

We report high statistics measurements of inclusive charged hadron production in Au+Au and p+p collisions at rootS(NN)=200 GeV. A large, approximately constant hadron suppression is observed in...

Pion-kaon correlations in central Au+Au collisions at root s(NN)=130 GeV (2003)

Adams, J., Adler, C., Aggarwal, M. M., Ahammed, Z., Amonett, J., Anderson, B. D., ...

Pion-kaon correlation functions are constructed from central Au+Au STAR data taken at roots(NN)=130 GeV by the STAR detector at the Relativistic Heavy Ion Collider (RHIC). The results suggest that...