| Abbreviation | Expansion |
| PCM | Phase change material |
| PCC | Phase change composite |
| TES | Thermal energy storage |
| 3D | Three-dimensional |
| Cu | Copper |
| CNT | Carbon nanotube |
| PW | Paraffin wax |
| CNF | Carbon nanofiber |
| GNP | Graphene nanosheet |
| Al2O3 | Alumina |
| Fe3O4 | Ferroferric oxide |
| GO | Graphene oxide |
| SiO2 | Silicon dioxide |
| TiO2 | Titanium dioxide |
| rGO | Reduced graphene oxide |
| NF | Nickel foam |
| CuNW | Copper nanowire |
| BN | Boron nitride |
| PVA | Polyvinyl alcohol |
| PEG | Polyethylene glycol |
| BC | Bacterial cellulose |
| MF | Melamine foam |
| GA | Graphene aeroge |
| CF | Carbon fiber |
| CVD | Chemical vapor deposition |
| PAA | Polyacrylic acid |
| LM | Liquid metal |
| EG | Expanded graphite |