Er2SiGe — Properties & Data | MatWorld

Er2SiGe

ceramic

· JVASP-109406· Er2SiGe

Er₂SiGe is a rare-earth silicide-germanide ceramic compound combining erbium with silicon and germanium. This material is primarily of research and development interest for high-temperature applications and thermoelectric systems, where the combination of rare-earth and group IV elements offers potential for tuning thermal and electrical properties. While not yet widely established in mainstream industrial production, Er₂SiGe belongs to a family of rare-earth intermetallic ceramics being investigated for advanced energy conversion and extreme-environment applications.

thermoelectric materials researchhigh-temperature ceramicsrare-earth compoundsthermal management systemsadvanced energy conversion

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3042	lb/in³	DFT · OptB88vdW

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Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.8354	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.

Er2SiGe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental