Tracer Diffusion Mechanism in Amorphous Solids

Table 6

The averaged square displacement upon atomic jump and relaxation. Here ⟨𝑥²_𝑀⟩ and ⟨𝑥²_𝑀𝑒⟩ are in Ų.

Model		A1	A2	A3	B1	B2	C	D	E
Metal atomic	⟨𝑥^2M⟩	8.951	6.107	6.202	7.045	6.075	6.463	6.936	6.629
jump	⟨𝑥^2Me⟩	1.164	0.193	0.184	0.853	0.175	0.572	0.219	0.077
Metalloid	⟨𝑥^2M⟩	1.834	0.807	0.576	0.638	0.589	0.794	0.791	0.630
atomic jump	⟨𝑥^2Me⟩	4.947	4.332	4.301	4.125	4.109	4.201	4.301	5.235