In the forms given in Introduction to Colloid and Surface Chemistry by Duncan J. Shaw, publisher Butterworth-Heinemann. Data entry by Dienkuan Donn. Markup by meditor.

Brownian Motion x = 2Dt, Df = Tk, f = 6aη

Spreading Wetting S = ΔGsA = γSGγLGγSL, Young's equation 0 = γSγSLπSGγLGθ

Adhesional Wetting, Dupre equation WA = ΔGaa = γLGγSGγSL, Young-Dupre equation Wa = γLG1θ

Immersional Wetting ΔGi = γSGγSL = γLGθ, Contact Angles p = 2γθr, p′ = 2γ′r

Adsorption Isotherms, Langmuir Isotherm q = Kaqmc1Kac , Freundlich Isotherm q = Kfc1n, where q = xm

Gouy-Chapman ψ′′x = 2en0zεeψzTk, ψ′x = 8Tkn0εeψz2Tk, ψ = 2ktez1γκx1γκx, where γ = 1eψ0z2Tk1eψ0z2Tk, and κ = 2e2n0z2Tεk = 2NAce2z2Tεk = 2F2cz2Tεk, in which F is coulombs/volts, at 25°C κ = 3.29E9cz2moldm-3m-1.σ0 = 8Tεkn0eψ0z2Tk

Debye-Huckel Approximation, When eψ0z2Tk is far less than 1 then eψ0z2Tk1eψ0z2Tk, ψ = ψ0κx, σ0 = εκψ0

Stern Layer, As above substitute ψ0 with ψd.σ1 = σm1φeψdzTkNAn0vm

Capacitances C1 = σ0ψ0ψd = ε′δ, C2 = σ0ψd, ψd = C1ψ0C1C2, at low potentials, 25°C C2 = εκ = 2.28cz2moldm-3Fm-2

Surface Potentials ζ′pAg = ψ′0pAgψ′dψ0 = 59C1C1C2mV

Huckel Equation uE = vEE = εζ1.5η, Smoluchowski Equation uE = vEE = εζη, Electro-Osmosis V′EOt = AVEOt = AEεζη

Colloidal Stability V = VAVR where VR = Hk32T2aεγ2k2e2z2, and VA = 12xA12 = Aa12H

A132 = A11A33A22A33, A131 = A11A332

Coagulation Kinetics n′t = k2nt2, 1n1n0 = k2t, k2 = 4Tk3η, W = k2k2