Fig. 11From: Influencing Factor Investigation on Dynamic Hydrothermal Growth of Gapped Hollow BaTiO3 NanospheresSEM images of BaTiO3 samples synthesized via the dynamic hydrothermal process with R Ba/Ti = 1.2 and [NaOH] = 1.0 mol/L at 180 °C for various times: a 10 min (S18), b 1 h (S14), c 3 h (S15), d 5 h (S16), e 10 h (S7), f 20 h (S1), g 30 h (S17), h 40 h (S19), and i 50 h (S20)Back to article page