Ion contents of the simulation system based on a 4 × 4 × 2 supercell under different loadings.

Loading levels	Na0.75(Si7.75Al0.25)(Al3.5Mg0.5)O20(OH)4
	Na+	CTMA+	Br−
0.33CEC	16	8	0
0.66CEC	8	16	0
1.00CEC	0	24	0
1.33CEC	0	32	8
1.66CEC	0	40	16
2.00CEC	0	48	24
2.66CEC	0	64	40