Quark Matter 2025 Preliminary Request: Search for CMW with BES-II at 7.7, 19.6, 27 and 200 GeV Au+Au Collision

Preliminary Figures:
Figure 1. r2 as a function of centrality at 7.7 GeV comparing r2 measured with different event planes.


Figure 2. r2 as a function of centrality at 19.6 GeV comparing r2 measured with different event planes.


Figure 3. r2 as a function of centrality at 27 GeV comparing r2 measured with different event planes.

Figure 4. r2 as a function of centrality at 200 GeV comparing r2 measured with different event planes.

Figure 5. overall r2 at 20-60% centrality vs. center of mass energies measured with different event planes.

Figure 6. Example of r2: v2 of positively and negatively charged particles as a function of Ach in 27 GeV 30-40% centrality

Figure 7. Example of r2: delta v2 of  as a function of Ach in 27 GeV 30-40% centrality

Values of r2 at different energies, r2 vs. centrality at different methods with different event planes can be found in the attached macro.