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in the ambient atmosphere at room temperature. Zeta potential measurements were performed in Zetasizer Malverin. Water dispersions of samples were (10 µg/mL) recorded in the ambient atmosphere at room temperature. Atomic Force Microscopy (AFM

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method, Zeta potential stability Experimental ( k , µ ) TiO 2 20 nm [ 20 ] Two step method Experimental and correlations Al 2 O 3 40–50 nm [ 21 ] Co-precipitation methods. Use sodium dodecyl Correlations Fe 2 O 3 10 nm [ 22 ] Two step method Not clear

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977 Scott, M., Paul, R., Kaler, K. V. I. S. (2000) Theory of Frequency-Dependent Polarization of General Planar Electrodes with Zeta Potentials of Arbitrary Magnitude in Ionic Media 1

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(cP) Temperature(°C) Time(s) Z-Average(d.nm) Mean ± SD Polydispersity(PdI) Zeta potential (mv) Mean ± SD ELI water 1.33 a 1.33 a 0.8872 a 25.1 60 163.9±2.23 a 0.247 b –26.6 ± 1.96 a BVLI water 1.33 a 1.33 a 0.8872 a 25.1 60 135.2±2.04 b 0.252 a –21.6 ± 0.98 b BILI

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Progress in Agricultural Engineering Sciences
Authors: Dávid Nagy, Viktória Zsom-Muha, Csaba Németh, and József Felföldi

with the zeta potential of the egg white. We can assume that the sonication decreases the potential difference between the dispersed particles (air) and the dispersion medium (egg white) and this may be the cause of the collapse of the foam structure

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.M ., Gaysinksy , S ., Davidson , P.M ., Bruce , B.D . & Weiss , J . ( 2007 ): Characterization of antimicrobial bearing liposomes by zeta-potential, vesicle size and encapsulation efficiency . Food Biophys ., 4 , 1 – 9 . 10.1007/s11483-007-9023-x

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that are negatively charged, which causes repulsion to occur. The coagulant is added to stabilize the colloid particles so that there is no repulsive force. Usually, the added coagulant is a poly-electrolyte that causes the zeta potential of the colloid

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