We can see clear peak of , and J/psi. ... J/psi. 6. Invariant mass ... mT is defined blow. We minutely measured various mesons ( , K, , , ) in wide range. ...
Heavy quark and J/ production at RHIC/PHENIX. Open heavy quark measurement provides information of ... University of Illinois Urbana Champaign, Urbana-Champaign, IL ...
A Quark-Gluon-Plasma (QGP) has been created in Heavy ion collisions at RHIC ... IPN-Orsay, Universite Paris Sud, CNRS-IN2P3, BP1, F-91406, Orsay, France ...
We must separate charm and beauty for gluon polarization since analyzing power is different. ... Black : charged particles. from collision point. Blue : ...
qq ~ 250MeV3. At high temperatures or high densities.... qq ~0, i.e. chiral symmetry is ... We introduced 'Event Mixing' to create such correlation. ...