GeIr

ceramic
· GeIr

GeIr is an intermetallic ceramic compound combining germanium and iridium, representing a high-density material from the refractory intermetallic family. This compound is primarily of research and specialized interest rather than mainstream industrial production, with potential applications leveraging the high density and thermal stability of iridium-based systems. Engineers would evaluate GeIr for extreme-environment applications where the combination of density, hardness, and chemical inertness of iridium-germanium phases offers advantages over more conventional alternatives, though material availability and processing challenges typically limit it to niche or emerging applications.

high-temperature refractory applicationsradiation shieldingresearch/experimental compoundsdense structural compositesspecialty electronics or opticsextreme-environment engineering

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Seebeck Coefficient(S)
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)3 entries
eV/atom
eV/atom
median of 2 measurements
eV/atom
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.
Verified Unverified Low confidence (<80%) Link to source

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.
GeIr — Properties & Data | MatWorld