GaReAs — Properties & Data | MatWorld

GaReAs

ceramic

· JVASP-51313· GaReAs

GaReAs is a ternary compound ceramic composed of gallium, rhenium, and arsenic elements. This material belongs to the family of intermetallic and refractory ceramics, though it remains largely experimental and is primarily of interest in advanced materials research rather than established industrial production. The combination of rhenium's high refractory properties with gallium and arsenic suggests potential applications in extreme-temperature or high-performance electronic environments, though practical uses remain limited and this material is best suited for research programs exploring novel ceramic systems rather than conventional engineering applications.

high-temperature ceramics researchrefractory compound developmentsemiconductor substrate candidatesexperimental electronic materialsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3622	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00263	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00276	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-17.66	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-18.14	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	1.233	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	1.010	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.

GaReAs

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental