K2ReH9 is a potassium-rhenium hydride ceramic compound, representing an experimental intermetallic hydride system combining rare refractory metal chemistry with ionic ceramic frameworks. This material belongs to the class of complex hydride ceramics and is primarily of research interest rather than established industrial production, with potential applications in hydrogen storage systems, catalysis, and advanced refractory applications where the thermal stability and chemical properties of rhenium-based compounds could be leveraged.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.186 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 5.710 | eV | — | ||
| ↳ | 5.049 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 643 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.1002 | C/m² | — | ||
Seebeck Coefficient(S) | -406.1 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2837 | eV/atom | — |