“…Figure 2 depicts the XRD feature of MoO 3 NPs, and the diffraction peaks at 2θ values of 12.7°, 23.3°, 25.7°, 27.3°, 38.9 °, 46.3°, 52.4°, 58.8°, 64.5°, and 67.5°correspond to (020), (110), (040), (021), (060), ( 210), ( 221), (081), (062), and (0100), respectively. 46,47 3.2. Optical and Electrochemical Characterization.…”