AlKr

metal
· JVASP-130880· AlKr

AlKr is an aluminum-krypton composite or intermetallic compound representing an emerging materials class combining a lightweight base metal with a noble gas component. While not yet established in mainstream industrial production, this material family is of research interest for aerospace and high-performance applications where extremely low density combined with unique thermal or barrier properties could offer advantages over conventional aluminum alloys.

aerospace structures (research phase)lightweight compositesthermal barrier coatings (potential)cryogenic applicationsadvanced metallurgy research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
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.
AlKr — Properties & Data | MatWorld