Sr2HfS4 is a ternary ceramic compound combining strontium, hafnium, and sulfur, belonging to the thiospinel or related sulfide ceramic family. This material remains primarily in the research and development phase, with potential applications in high-temperature structural ceramics, thermal barrier systems, and advanced semiconductor or optoelectronic devices where sulfide ceramics offer thermal stability and chemical resistance advantages over oxides. The combination of a refractory metal (hafnium) with alkaline earth (strontium) in a sulfide matrix suggests utility in extreme environments, though industrial adoption is limited and material characterization continues in academic and materials research settings.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 49.21 | GPa | DFT · OptB88vdW | ||
Shear Modulus(G) | 2.530 | GPa | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.441 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.6330 | eV | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 7.494 | - | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1156 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.987 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data