YbGa2 — Properties & Data | MatWorld

YbGa2

ceramic

· JVASP-4861· YbGa2

YbGa2 is an intermetallic ceramic compound combining ytterbium and gallium, belonging to the rare-earth intermetallic family. This material is primarily of research and development interest for high-temperature structural applications and specialized electronic devices, where its combination of ceramic hardness with metallic bonding characteristics offers potential advantages in extreme environments. While not yet widely deployed in mainstream industrial production, YbGa2 represents the broader class of rare-earth gallides being investigated for advanced aerospace, nuclear, and optoelectronic applications where conventional ceramics or metals reach their performance limits.

high-temperature structural componentsrare-earth intermetallic researchaerospace advanced materialselectronic device substratesexperimental refractory applicationsnuclear environment materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	54.43	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2000	-	DFT · OptB88vdW
Shear Modulus(G)	42.26	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	8.430	kg/m³	DFT · OptB88vdW

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

Filter by

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	0.00112	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000853	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-21.57	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-16.02	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)	0.07530	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5908	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.

YbGa2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental