A MD Simulation and Analysis for Aggregation Behaviors of Nanoscale Zero-Valent Iron Particles in Water via MS

Table 2

Average aggregation speeds of systems 1–5.

Simulation system	System 1	System 2	System 3	System 4	System 5
Displacement distance (nm)	0.53	0.63	0.75	1	1.1
Aggregation time (ps)	20	32	50	84	109
Average aggregation speed (nm/ps)	0.0265	0.0197	0.015	0.0119	0.0101