. 2016 Feb;472(2186):20150556. doi: 10.1098/rspa.2015.0556

Table 2.

Average values obtained by all-atom MD simulations of ions.

ion	D [ Å² ps⁻¹]	$⟨ V_{i}^{2} ⟩$ [ Å² ps⁻²]	$⟨ U_{i}^{2} ⟩$ [ Å² ps⁻⁴]	$⟨ Z_{i}^{2} ⟩$ [ Å² ps⁻⁶]
K⁺	0.183	6.32	4.86×10³	1.65×10⁷
Na⁺	0.128	10.8	2.21×10⁴	8.88×10⁷
Ca²⁺	0.053	6.18	1.87×10⁴	9.23×10⁷
Cl⁻	0.177	6.98	6.56×10³	2.97×10⁷