The follow information is reproduced from:

"C_F_H (Fluorographene): Sandeep Kumar Singh, S. Goverapet Srinivasan, M. Neek-Amal, S. Costamagna, Adri C. T. van Duin, and F. M. Peeters Phys. Rev. B 87, 104114 (2013)."

- The ReaxFF force field parameters have been fit 
to a large quantum mechanics (QM) training set containing 
monolayer of fluorographene at various temperature.