[Retracted] Predicting the Elastic Modulus of Nanoparticle-Reinforced Polymer Matrix Composites Based on Digital Image Processing and Finite Elements

Table 2

Nanoparticle unit cell elastic stiffness matrix.

Z (GPa)	1	2	3	4	5
1	6.98	5.32	5.01	−0.31	−0.05
2	7.63	6.31	5.21	−0.04	1.37
3	6.31	4.74	6.97	1.43	0.39
4	5.02	5.25	3.28	0.41	1.39
5	−0.41	−0.03	−0.15	0.039	0.52