Surface Properties of Hydroxyapatite : I. The Effect of Various Inorganic Ions on the Electrophoretic Behavior

Concepts

Natural SciencesChemistryMaterials ScienceBiomaterialsSurface ChemistrySurface ScienceBiomaterial Surface PropertiesCalcium Phosphate BiomaterialsCalcium Phosphate MaterialsMineral Surface ChemistryHydroxyapatiteInterfacial Charge DensityIonic Form EffectsSurface PropertiesZeta Potential Measurement

Abstract

The zeta potential of hydroxyapatite (HA) at a constant pH depends on the type of acid used. Fluoride ions increase the charge density and make the surface less prone to attack by acid or alkali. Sn2+ and Th4+ ionic complexes with fluoride ions and increase the uptake of fluoride by HA.

References

Advanced inorganic chemistry

Choice Reviews Online · 1999 · 14.3K citations

Natural Sciences, Chemistry, Chemistry Education +7

Adsorption of hydrolyzable metal ions at the oxide—water interface. II. Charge reversal of SiO2 and TiO2 colloids by adsorbed Co(II), La(III), and Th(IV) as model systems

R. James, Thomas W. Healy · Journal of Colloid and Interface Science · 1972 · 375 citations

Natural Sciences, Chemical Engineering, Chemistry +17

Preparation and solubility of hydroxyapatite

E.C. Moreno, Thomas Gregory, W. E. Brown · Journal of Research of the National Bureau of Standards Section A Physics and Chemistry · 1968 · 246 citations · Full text

Natural Sciences, Chemistry, Materials Science +9

Zeta potential of apatite in aqueous solutions and its change during equilibration

P. Somasundaran · Journal of Colloid and Interface Science · 1968 · 190 citations

Natural Sciences, Chemistry, Materials Science +14

The point of zero charge of hydroxyapatite and fluorapatite in aqueous solutions

L. C. Bell, A. M. Posner, J. P. Quirk · Journal of Colloid and Interface Science · 1973 · 186 citations

Medicine, Biochemistry, Dental Biomaterials Science +10