Fig. 3From: Enhanced Photoelectrochemical Behavior of H-TiO2 Nanorods Hydrogenated by Controlled and Local Rapid Thermal AnnealingTEM, HR-TEM and FFT images of (a–c) as-prepared TiO2 nanorods and H-TiO2 treated at 400 °C (d–f) and 450 °C (g–i). The scale bar of Figs. 3 a, d, g is 50 nm whereas the scale bar of Figs. 3 b, e, h is 5 nmBack to article page