Activity coefficients at low dilution of CrO, NiO and CoO in melts in the system CaO-MgO-Al 2 O 3 -SiO 2  at 1400˚C: Using the thermodynamic behaviour of transition metal oxides in silicate melts to probe their structure

O'Neill, Hugh; Berry, Andrew

Activity coefficients at low dilution of CrO, NiO and CoO in melts in the system CaO-MgO-Al 2 O 3 -SiO 2 at 1400˚C: Using the thermodynamic behaviour of transition metal oxides in silicate melts to probe their structure

Date

2006

Authors

O'Neill, Hugh

Berry, Andrew

Publisher

Elsevier

Abstract

The activity coefficients at low dilution of NiO, CoO and CrO in ∼30 silicate melt compositions in the system CaO-MgO-Al2O3-SiO2 (CMAS) have been determined with a precision of 3% to 5%, one standard deviation, at 1400 °C by equilibration with the pure