Fig. 1: Characterization of engineered AlOOH nanorods.

A TEM images of AlOOH nanorods synthesized at a temperature of 160 °C (R1), 180 °C (R2), and 200 °C (R3). The scale bar is 100 nm. B XRD analysis of engineered AlOOH nanorods. C FTIR spectra of AlOOH nanorods. D The surface hydroxyl contents of AlOOH nanorods.