Research Article

Behavioural Change according to the Si/Al Ratio of Successive Na-Mordenites Observed through Their Dielectric Relaxation during Water Vapour Adsorption Process

Table 5

Slopes of the line segments that form the curve representing ) and the corresponding domain of the number of adsorbed water molecules.

Adsorption domain
On the whole observed Na-mordenites

Na-mordenite 5.5
Slope−0.056
(common)
−0.120

Adsorption domain
Na-mordenite 7.92

Na-mordenite 9.71

Na-mordenite 11.37
Slope−0.107−0.156−0.275