Zr₀.₂₅Hf₀.₂₅Ti₀.₅NiSn is a multi-principal-element intermetallic compound belonging to the half-Heusler alloy family, combining refractory metals (zirconium, hafnium, titanium) with nickel and tin. This is a research-stage material currently investigated for thermoelectric and high-temperature structural applications, where the combination of elements is designed to balance thermal transport, mechanical strength, and phase stability across demanding temperature ranges. The half-Heusler structure and compositional strategy—common in thermoelectric materials development—offer potential advantages in converting waste heat to electricity or enabling lightweight, high-temperature components where traditional superalloys may be too dense or costly.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Thermal Conductivity(k)2 entries | 1.735 | BTU/(hr·ft·°F) | — | ||
| ↳ | 1.735 | BTU/(hr·ft·°F) | 127°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Electrical Conductivity(σ) | 202.1 | S/cm | 27°C | ||
Electrical Resistivity(ρe) | 0.0000495 | Ω·m | 27°C | ||
Thermoelectric Power Factor(PF) | 0.00186 | W/(m·K²) | 27°C | ||
Seebeck Coefficient(S) | -303.6 | μV/K | 27°C | ||
Thermoelectric Figure of Merit(zT) | 0.4288 | - | 127°C |