ErKr — Properties & Data | MatWorld

ErKr

ceramic

· JVASP-128489· ErKr

ErKr is a rare-earth ceramic compound combining erbium and krypton elements, representing an emerging material in the rare-earth ceramic family. This composition is primarily of research and development interest rather than established production use, with potential applications in specialized high-temperature, radiation-resistant, or optical contexts where rare-earth ceramics offer unique electronic or thermal properties. Engineers would consider ErKr-class materials when conventional ceramics cannot meet extreme environmental demands, though material availability and cost remain significant practical constraints.

research and developmenthigh-temperature ceramicsradiation-resistant applicationsrare-earth optical materialsspecialized refractory systemsnuclear or space environments

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.905	kg/m³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	1.113	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.7978	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.7960	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

ErKr

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental