constant:	energy_offset=0.1;
harmonic_angle:	particle_type1=1,	particle_type2=8,	particle_type3=1,	spring_constant=1,	equilibrium_distance=0.1;
harmonic_bond:	particle_type1=1,	particle_type2=8,	spring_constant=1,	equilibrium_distance=1;
lennardjones:	particle_type1=1,	particle_type2=1,	epsilon=1e-05,	sigma=8.2;
lennardjones:	particle_type1=1,	particle_type2=8,	epsilon=1e-05,	sigma=8.2;
lennardjones:	particle_type1=8,	particle_type2=1,	epsilon=1e-05,	sigma=8.2;
morse:	particle_type1=1,	particle_type2=8,	spring_constant=1,	equilibrium_distance=1,	dissociation_energy=0.1;
tersoff:	particle_type1=1,	particle_type2=8,	A=3000,	B=300,	lambda=5,	mu=3,	beta=2,	n=1,	c=0.01,	d=1,	h=0.01;