From: Advances in mechanochemical processes for biomass valorization
| Catalyst | Preparation method | Equipment | Application | Ref. |
|---|---|---|---|---|
| Hb–DA–Co3O4 | Ball milling of DA-HCl and Co3O4 in a planetary ball for 10 min at 200 rpm. Ball milling of Hb and DA-HCl-Co3O4 for 10 min at 200 rpm. Dried at 30 °C for 24 h. | Retsch-PM-100 planetary ball mill | Energy storage devices | [45] |
| Hb-DA-Fe2O3 | Ball milling of DA-HCl and Fe2O3 for 10 min at 350 rpm. Ball milling of Hb and DA-HCl-Fe2O3 for 10 min at 350 rpm. Dried at 30 °C for 24 h. | Retsch-PM-100 planetary ball mill | Optoelectronic devices | [46] |
| LAC-DA-Fe2O3 | Ball milling of iron precursor and orange peel waste for 15 min at 350 rpm. Ball milling of laccase, DA-HCl and Fe2O3 for 10 min at 350 rpm. Dried at 100 °C for 24 h and heated up at 300 °C. | Retsch-PM-100 planetary ball mill | Electrocatalytic reduction of oxygen | [47] |