Yanning ZHENG, Junrong JI, Xueling LIANG, Zhengjie LAI, Qifan CHENG, Dankui LIAO. Performance of Nitrogen-doped Hollow Carbon Spheres as Oxidase Mimic [J]. Journal of Inorganic Materials, 2020, 36(5): 527
- Journal of Inorganic Materials
- Vol. 36, Issue 5, 527 (2020)
1. Morphologies and element mappings of N-HCSs
2. SEM images of (a) N-HCS and (b) N-HCS-1, and TEM images of (c) CaCO3@PDA and (d) N-HCS
3. (a) XPS full spectra of N-HCS and N-HCS-1; N1s spectra of (b) N-HCS and (c) N-HCS-1; (d) N species contents of N-HCS and N-HCS-1
4. (a) Nitrogen absorption-desorption isotherm curves of N-HCS and N-HCS-1, (b) HK model corresponding pore size distribution curves of N-HCS and N-HCS-1
5. (a) UV-Vis absorption spectra of different systems, and effects of (b) catalyst concentration, (c) pH and (d) temperature on the oxidase-like activity of N-HCSs
6. Steady-state kinetic assay of N-HCS and N-HCS-1
7. (a) Absorption spectra of the solution containing TMB and N-HCS and N-HCS-1 under N2-saturated conditions, and effect of scavengers (b) IPA, (c) CAT and (d) SOD on the catalytic oxidation of TMB by the N-HCS and N-HCS-1
8. (a) ESR spectra and (b) catalytic mechanism diagram for the oxidase-like activity of the N-HCSs
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Table 1. Pore structure parameters of N-HCS and N-HCS-1
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Table 2. Comparison of the K m and Vmax between N-HCSs and other oxidase-like
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