| CNM | carbon nitride material loaded with MoOx |
| GWP | global warming potential |
| SF6 | sulfur hexafluoride |
| in situ IR | in situ infrared spectroscopy |
| DFT | Density Functional Theory |
| XPS | X-ray photoelectron spectroscopy |
| XRD | X-ray diffraction |
| TEM | Transmission electron microscope |
| FTIR | Fourier transform infrared |
| DRS | diffuse reflectance spectra |
| SEM | scanning electron microscope |
| IC | ion chromatography |
| NMR | nuclear magnetic resonance spectroscopy |
| GC | gas chromatography |
| TCD | thermal conductivity detector |
| SAED | selected area electron diffraction |