HfBeCo4 is a high-entropy or multi-principal element metallic alloy combining hafnium, beryllium, and cobalt in a 1:1:4 compositional ratio. This is a research-phase material primarily of academic interest, developed to explore the properties of refractory metal systems with controlled intermetallic phases. The hafnium-beryllium-cobalt system offers potential for extreme-temperature applications and specialized aerospace or nuclear contexts where lightweight refractory character is valuable, though industrial adoption remains limited and material behavior requires further characterization.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 178.0 | GPa | — | ||
Poisson's Ratio(ν) | 0.3800 | - | — | ||
Shear Modulus(G) | 47.70 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 9.681 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 2.594 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1497 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.1672 | eV/atom | — |