Interfacial tension between solutions of lipoproteins and heptane

The Developing Microstructure in Portland Cement

“…Indeed, with rising pH many polyvalent metal ions, including calcium, can increasingly adsorb on silica [101] until the metal hydroxide is nucleated. This adsorption of Ca z+ could be responsible for the increase in C/S ratio on the surface of particles as measured by ESCA techniques.…”