Size-dependent mechanical behavior of nanoscale polymer particles through coarse-grained molecular dynamics simulation

Table 2 Characteristics of coarse-grained linear polyethylene particles

Model name	D ₅	D ₁₀	D ₂₀	D ₃₀	D ₄₀
Number of CG beads	800	6,400	51,200	172,800	409,600
Number of molecules	4	23	256	864	2048
Diameter (nm)	5.00	10.13	20.40	30.09	40.33
Density (g/cm3)	0.854	0.822	0.805	0.846	0.833
Loading step per 20 ps (pm)	3.125	6.250	12.50	18.75	25.00