Hadronic resonance production in d+Au collisions at s(NN)**(1/2) = 200-GeV at RHIC
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Abstract: (arXiv)
We present the first measurements of the , (892), (1232), (1385), and (1520) resonances in +Au collisions at = 200 GeV, reconstructed via their hadronic decay channels using the STAR detector at RHIC. The masses and widths of these resonances are studied as a function of transverse momentum (). We observe that the resonance spectra follow a generalized scaling law with the transverse mass (). The of resonances in minimum bias collisions is compared to the of , , and . The , , , , and ratios in +Au collisions are compared to the measurements in minimum bias interactions, where we observe that both measurements are comparable. The nuclear modification factors () of the , , and scale with the number of binary collisions () for 1.2 GeV/.Note:
- STAR Collaboration. Submitted to PRC
- 13.75.Cs
- 25.75.Dw
- deuteron nucleus: colliding beams
- scattering: heavy ion
- gold
- hadron: multiple production
- resonance: hadroproduction
- rho(770)0
- K*(892)
- Delta(1232)++
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