LaEr4Ge3 — Properties & Data | MatWorld

LaEr4Ge3

ceramic

· JVASP-140860· LaEr4Ge3

LaEr₄Ge₃ is a rare-earth intermetallic ceramic compound combining lanthanum, erbium, and germanium, belonging to the family of rare-earth germanides that are primarily of research interest rather than established commercial use. This material is investigated for potential applications in high-temperature structural ceramics and advanced thermal management systems, where rare-earth intermetallics offer promise for extreme environment resistance; however, it remains largely in the experimental stage with limited industrial adoption compared to more mature ceramic alternatives like yttria-stabilized zirconia or alumina-based composites.

high-temperature structural ceramicsthermal barrier coatings (research)rare-earth intermetallic compoundselectronic substrate materials (experimental)advanced refractory applications (development stage)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3029	lb/in³	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)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02600	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7987	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.

LaEr4Ge3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental