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30 kT

105 cm"1

20 kT

Figure 7.5 The energy of interaction of two spherical particles as a function of the distance, H, between the surfaces. For monovalent ions c (mol dm"3) = 10"15k2 (cm_1). In this example, a # 10"5 cm, A # 10"19 J and # RT/F # 26.5 mV.

Reproduced from J. Th. Overbeek, J. Colloid Interface Sci, 58, 408 (1977).

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