English Mode is Here
Y. Shibuta and S. Maruyama
Ni particle (108 atoms) of about 1.2 nm diameter.
Covalent bond between C-C:Brenner potential
Van der Waals Force: Lennard-Jones potential
C-Ni, Ni-Ni: Original Potential from Y. Yamagichi & S. Maruyama, Euro. Phys. J. D, 9(1999), 385.
Carbon atoms (Hydrocarbon molecules) can make covalent bonding only when both atoms were attaching to the surface of catalytic metals.