Hf4 Re8

semiconductor

· Hf4 Re8

Hf4Re8 is an intermetallic compound combining hafnium and rhenium, belonging to the refractory metal alloy family. This material is primarily of research and development interest rather than established commercial production, with potential applications in extreme high-temperature environments where conventional superalloys reach their limits. Its appeal lies in the high melting point and stiffness characteristics inherent to hafnium-rhenium systems, making it a candidate for aerospace and nuclear thermal applications where materials must withstand sustained elevated temperatures with minimal creep.

High-temperature aerospace componentsNuclear thermal systemsRefractory applications researchExtreme environment materialsAdvanced propulsion systemsMaterials science experimentation

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	264.5	GPa	—
Shear Modulus(G)	65.77	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00430	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3970	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.

Hf4 Re8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control