Table 1: Composition of Ca-Mn-Mg oxygen carriers.

NotationMolar compositionSynthesis compositionSintering temperatureSintering time
(h)
(wt%)
(°C)

5.6% MgOCaMn0.8Mg0.2O342.6% Mn3O41100, 1200, 13004
51.8% Ca(OH)2
5.6% MgO

2.7% MgOCaMn0.9Mg0.1O3
46.8% Mn3O41100, 1200, 13004
50.5% Ca(OH)2
2.7% MgO