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Additional results on material characteristics from Highly porous co-doped NiO nanorods: facile hydrothermal synthesis and electrocatalytic oxygen evolution properties
presentationposted on 15.09.2021, 08:24 by Nguyen Duc Cuong, Tien D. Tran, Quyen T. Nguyen, Ho Van Minh Hai, Tran Thai Hoa, Duong Tuan Quang, Wantana Klysubun, Phong D. Tran
Figure S1. Photograph of mesoporous 3%Co-doped NiO nanorod loaded FTO electro. Figure S2. SEM images of pure NiC2O4 (a), 1%Co-NiC2O4 (b), 2%Co-NiC2O4 (c), 3%Co-NiC2O4 (d), 4%Co-NiC2O4 (e), 5%Co-NiC2O4 (f), 6%Co-NiC2O4 (g) and 7%Co-NiC2O4 (h). Figure S3. TEM images of pure NiC2O4 (a, b) and TEM images of individual rod of pure NiO (c). Figure S4. (a) TG-DTA curves of pure NiC2O4 nanorods and (b) XRD pattern of 0-7%Co-NiC2O4 precursors. Figure S5. XRD peak position of (200) crystal planes of 0-7%Co-NiO. Figure S6. FTIR spectra of (a) 0-5%Co-NiC2O4 and (b) 6-7%Co-NiC2O4; FTIR spectra of (c) 0-5%Co-NiO and (d) 6-7%Co-NiO. Figure S7. EDX spectra and respective chemical composition of NiC2O4 (a), 1%Co-NiC2O4 (b), 2%Co-NiC2O4 (c), 3%Co-NiC2O4 (d), 4%Co-NiC2O4 (e), 5%Co-NiC2O4 (f), 6%Co-NiC2O4 (g) and 7%Co-NiC2O4 (h). Figure S8. EDX spectra of NiO (a) 1%Co-NiO (b) , 2%Co-NiO (c), 3%Co-NiO (d), 4%Co-NiO (e), 5%Co-NiO (f), 6%CO-NiO (g) and 7%Co-NiO (h). Figure S9. N2 adsorption/desorption isotherm of precursor NiC2O4 nanorods. Figure S10. SEM image of 5%Co-NiO after catalysis. Figure S11. EDX spectras of (a) NiO, (b) 1%Co-NiO, (c) 2%Co-NiO (c), (d) 3%Co-NiO, (e) 4%Co-NiO 7%Co-NiO, (f) 5%Co-NiO, (g) g%Co-NiO and (h) 7%Co-NiO after catalysis (c).