BeGaIr — Properties & Data | MatWorld

BeGaIr

ceramic

· JVASP-66724· BeGaIr

BeGaIr is a ceramic compound combining beryllium, gallium, and iridium—an unusual ternary system that represents advanced research-stage material development rather than established commercial use. This high-density ceramic belongs to the family of intermetallic and refractory compounds being explored for extreme-environment applications where conventional ceramics reach their performance limits. The material's notable characteristic is its combination of high stiffness with density, positioning it for potential use in aerospace, high-temperature electronics, or radiation-resistant applications, though engineering adoption remains limited pending fuller characterization and cost-effectiveness validation against more conventional alternatives like alumina or silicon carbide.

aerospace propulsion componentshigh-temperature structural applicationsradiation-resistant electronicsresearch-phase materials developmentultra-high-temperature thermal management

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	170.9	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	84.54	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	11.98	kg/m³	DFT · OptB88vdW

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

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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.05870	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3839	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.

BeGaIr

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental