| WSP | Water-splitting process |
| OER | Oxygen-evolution reaction |
| HER | Hydrogen-evolution reaction |
| DPN | Dip-Pen Nanolithography |
| MCS | Meta-chemical surface |
| AFM | Atomic force microscopy |
| SEM | Scanning electron microscopy |
| EDS | Energy-dispersive X-ray spectroscopy |
| XRD | X-ray diffraction |
| ITO | Indium tin oxide |
| LSV | Linear sweep voltammetry |