HfBrN is an experimental ceramic compound combining hafnium, bromine, and nitrogen—a ternary nitride-halide material that bridges traditional refractory ceramics and emerging layered ceramic systems. While not yet widely deployed in industry, this material family is being explored in research contexts for its potential as a high-temperature structural ceramic and its layered crystal structure, which offers opportunities for anisotropic mechanical behavior and possible exfoliation into thin-film forms. The incorporation of bromine is unusual in structural ceramics and suggests investigation into tuning thermal, electrical, or chemical properties beyond conventional hafnium nitrides.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 37.95 | GPa | — | ||
| ↳ | 59.37 | GPa | — | ||
Exfoliation Energy(Eexf) | 42.30 | meV/atom | — | ||
Poisson's Ratio(ν) | 0.2100 | - | — | ||
Shear Modulus(G)2 entries | 17.64 | GPa | — | ||
| ↳ | 41.12 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.102 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.204 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 25.51 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -140.8 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01640 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.816 | eV/atom | — |