SEM cross-section and top-down surface images of a-Fe2O3 films prepared by PMOD, followed by a 1 hour annealing step in air at Tanneal = 100°, 400°, or 600°C. Credit: Smith et al., U. of Calgary; Science Express.
SEM cross-section and top-down surface images of a-Fe2O3 films prepared by PMOD, followed by a 1 hour annealing step in air at Tanneal = 100°, 400°, or 600°C. Credit: Smith et al., U. of Calgary; Science Express.
