HfKr

ceramic

· JVASP-123743· HfKr

HfKr is an experimental hafnium-krypton ceramic compound under research investigation. This material combines a refractory metal (hafnium) with a noble gas (krypton) in a ceramic matrix, representing an emerging class of high-temperature ceramic materials. The combination targets extreme thermal environments and potentially unique properties arising from noble gas incorporation, though practical industrial adoption remains limited and the material is primarily of academic and advanced materials research interest.

High-temperature structural ceramicsRefractory applicationsAdvanced materials researchThermal protection systems (experimental)Nuclear or extreme environment applications (emerging)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2385	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.356	eV/atom	—
Formation Energy(ΔHf)	1.356	eV/atom	—

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

Regulatory Screening

Environmental

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.

HfKr

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental