Hf4 Cr8

semiconductor

· Hf4 Cr8

Hf4Cr8 is an experimental intermetallic compound combining hafnium and chromium in a 1:2 atomic ratio, representing research into high-temperature refractory materials within the hafnium-chromium phase system. This material family is being explored for extreme-environment applications where conventional superalloys reach thermal or oxidation limits, though it remains primarily a laboratory compound without established commercial production routes.

high-temperature structural researchrefractory intermetallicsaerospace propulsion conceptsmaterials phase studiesoxidation resistance testingexperimental alloy development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00380	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.09500	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 Cr8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control