Fig. 2From: Hematite Thin Films with Various Nanoscopic Morphologies Through Control of Self-Assembly StructuresTEM images of hematite thin films at different aging humidity levels. a FN(80 °C, 0 %); b FN(80 °C, 26 %); c FN(80 °C, 75 %); and d FN(80 °C, 100 %). a, c, d The upper insets are high-resolution TEM images and the lower insets the corresponding FFT. b The inset shows the EDX line profiles of Fe (red) and O (blue)Back to article page