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Low mass dilepton production at RHIC energies
- Source :
- European Physical Journal C: Particles and Fields, European Physical Journal C, International Conference on Hard and Electromagnetic Probes of High Energy Nuclear Collisions-Hard Probes 2004, International Conference on Hard and Electromagnetic Probes of High Energy Nuclear Collisions-Hard Probes 2004, Nov 2004, Ericeira, Portugal. pp.421-426, ⟨10.1140/epjc/s2005-02212-3⟩
- Publication Year :
- 2004
- Publisher :
- HAL CCSD, 2004.
-
Abstract
- EI; Recent results on low mass dilepton measurements from the PHENIX experiment are reported. Invariant mass spectra of $\phi-> e+e-$ are measured for the first time in Au-Au collisions at $\sqrt{^{S}NN} = 200 GeV$ in Run2. In d-Au collisions, the yields and MT slopes of both $\phi ->e+e- $ and $\phi-> K+K- $ are measured. Both results are consistent with each other within errors. In the future, a Hadron Blind Detector will be installed in PHENIX which will enhance our capabilities of rejecting external photon conversions and Dalitz pairs, that will result in a significant reduction of the large combinatorial background.
- Subjects :
- Physics
Particle physics
Photon
Physics and Astronomy (miscellaneous)
010308 nuclear & particles physics
Hadron
Elementary particle
01 natural sciences
7. Clean energy
Spectral line
Nuclear physics
0103 physical sciences
Mass spectrum
[PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex]
Invariant mass
High Energy Physics::Experiment
Quantum field theory
010306 general physics
Low Mass
Nuclear Experiment
Engineering (miscellaneous)
Subjects
Details
- Language :
- English
- ISSN :
- 14346044 and 14346052
- Database :
- OpenAIRE
- Journal :
- European Physical Journal C: Particles and Fields, European Physical Journal C, International Conference on Hard and Electromagnetic Probes of High Energy Nuclear Collisions-Hard Probes 2004, International Conference on Hard and Electromagnetic Probes of High Energy Nuclear Collisions-Hard Probes 2004, Nov 2004, Ericeira, Portugal. pp.421-426, ⟨10.1140/epjc/s2005-02212-3⟩
- Accession number :
- edsair.doi.dedup.....08390ee32d3e34663d0cbc9712535a82