Quark matter in perturbation with a rapidly-convergent running coupling 彭光雄 G.X. Peng 1. Matching-invariant running 连续的跑动耦合常数 Resummation 重求和 3. Quark matter in perturbation 夸克物质与微扰模型 Ref.: IJMPE 26: 1750034; PRD 92: 025025; PLB 634: 413 QCD相变与相对论重离子物理 2017.7.20-23. 西安交通大学
where the gluon field tenser 胶子场张量 Fundamental QCD where the gluon field tenser 胶子场张量 the covariant derivative 协变导算符 defining QCD相变与相对论重离子物理 2017.7.20-23. 西安交通大学
Running coupling and running quark masses Chetyrkin: PLB 404 (1997) 161; Vermaseren et al: PLB 405 (1997) 327. Ritbergen et al: PLB400(1997)379. The original beta and gamma coefficients
Matching-invariant coupling Peng: PLB 634 (2006) 413
Conventional series expansion f0,0=f1,1=1, f1,0=C QCD相变与相对论重离子物理 2017.7.20-23. 西安交通大学
Resummation 重求和 … First-order: Peng: PLB 634 (2006) 413
The fast-convergent coupling QCD相变与相对论重离子物理 2017.7.20-23. 西安交通大学
Resummed Conventional Comparion of the convergence QCD相变与相对论重离子物理 2017.7.20-23. 西安交通大学
The QCD Lambda:
Thermodynamic potential – frem MS to the new one QCD相变与相对论重离子物理 2017.7.20-23. 西安交通大学
The energy per baryon IJMPE 26 (2017) 1750034
Equation of state IJMPE 26 (2017) 1750034
Mass-radius of quark stars IJMPE 26 (2017) 1750034
fast-convergent expression for the QCD Summary In summary, we provide a fast-convergent expression for the QCD running coupling, and applied it to the Investigation of quark matter. The corresponding EOS can support the quark star as big as two times the solar mass.