Nu Xu25/25 Physics of the Heavy Flavor Tracker at STAR 1) The STAR HFT measurements (p+p and Au+Au) (1) Heavy-quark cross sections: D 0,±,*, D S,  C, B… (2) Both spectra (R AA, R CP ) and v 2 in a wide p T region: 0.5 - 8 GeV/c (3) Charm hadron correlation functions (4) Full spectrum of the heavy quark hadron decay electrons 2) Physics (1) Measure heavy-quark hadron v 2, heavy-quark collectivity, to study the medium properties e.g.
{}