Hf2Al3C4 is a hafnium-aluminum carbide ceramic compound that combines the refractory properties of hafnium carbide with aluminum for enhanced workability and lower density. This material belongs to the family of transition metal carbides and is primarily of research and developmental interest, explored for ultra-high-temperature structural applications where extreme thermal stability and mechanical rigidity are required alongside weight considerations.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 196.7 | GPa | — | ||
| ↳ | 196.7 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.04495 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν) | 0.1857 | - | — | ||
Shear Modulus(G)2 entries | 156.4 | GPa | — | ||
| ↳ | 156.4 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.553 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6154 | eV/atom | — |