Fig. 6
FTIR spectra of 4 h milled ilmenite samples (a) annealed at 800 °C, (b) annealed at 900 °C, (c) annealed at 1000 °C, (d) annealed at 1100 °C, and (e) annealed at 1200 °C
Fig. 6 | Bulletin of the National Research Centre
FTIR spectra of 4 h milled ilmenite samples (a) annealed at 800 °C, (b) annealed at 900 °C, (c) annealed at 1000 °C, (d) annealed at 1100 °C, and (e) annealed at 1200 °C