| a0/D | Notch length/depth |
| CNCs | Cellulose nanocrystals |
| CNT | Carbon nanotube |
| C-S-H | Calcium silicate hydrates |
| EDX | Energy dispersive X-Ray spectroscopy |
| EVA | Poly acetate |
| Gc | Critical energy release rate |
| HPMC | Hydroxypropyl methylcellulose |
| ITZ | Interfacial transition zone (ITZ) |
| Kc | Critical stress intensity factor |
| LEFM | Linear elastic fracture mechanics |
| S/D | Span/depth ratio |
| SEM | Scanning electron microscope |
| SP | Superplasticizer |
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