Hf1 Ta1 Tc2

semiconductor
· Hf1 Ta1 Tc2

Hf₁Ta₁Tc₂ is an experimental refractory intermetallic compound combining hafnium, tantalum, and technetium in a 1:1:2 stoichiometric ratio. This ternary system belongs to the high-entropy and refractory metal alloy family, designed to explore extreme-temperature structural applications where conventional superalloys reach their thermal limits. The inclusion of technetium—a rare, synthetic element—places this firmly in the research domain; the material's significance lies in demonstrating whether unconventional alloying strategies can produce ultra-high-melting-point phases suitable for next-generation hypersonic vehicles, nuclear reactor components, or space propulsion systems where oxidation resistance and strength retention above 2000 °C are critical.

hypersonic vehicle structuresnuclear thermal propulsionrefractory rocket nozzlesmaterials research & developmentextreme-temperature testbedadvanced aerospace systems

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
—
eV/atom——
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.