La0.3Sr0.7Ti0.3Fe0.7O3-δ derived from Malaysian ilmenite …
Iron oxide with 90% and 70% purities was extracted from Malaysian ilmenite as shown in Fig. 2. Ilmenite cracking was performed by mixing ilmenite mineral with NaOH beads and fusing the mixture in a furnace at 550 °C for 3 h. After the washing and filtration process, the solid sample underwent acid leaching.
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