[lammps-users] SiO2 Potential?

Hi everybody,

Is there any SiO2-Potential available for LAMMPS? Maybe the potential made by
Vashishta (1) or the Watanabe-Potential (2)? Or another potential?

(1) Phys. Rev. B, 1990, 41, 12197-12209
(2) Applied Surface Science, 2004, 234, 207-213

Best regards:
  Gerolf

Lots of people use Buckingham params for SiO2,
I believe.

Steve