GeBr

ceramic
· JVASP-120902· GeBr

Germanium bromide (GeBr) is an inorganic ceramic compound combining germanium and bromine elements, belonging to the halide ceramic family. While not a widely commercialized engineering material, GeBr and related germanium halides are primarily of research interest for infrared optics and photonic applications, where their transparency in the infrared spectrum and moderate refractive index offer potential advantages over conventional glasses. Engineers would consider this material in specialized optical and sensing contexts where its infrared transmission characteristics provide benefits over silica-based alternatives, though availability, thermal stability, and cost considerations typically limit it to laboratory-scale and prototype development rather than high-volume production.

infrared opticsspectroscopy windowsresearch photonicsthermal imaging componentsexperimental semiconductors

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
29.45
range 21.24–37.67median of 2 measurements
GPa—
Poisson's Ratio(ν)
0.3500
-—
Shear Modulus(G)
15.20
range 10.59–19.80median of 2 measurements
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
4.529
range 4.397–4.662median of 2 measurements
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.2596
range 0.1327–0.3864median of 2 measurements
eV/atom—
Formation Energy(ΔHf)
-0.1963
range -0.3232–-0.06948median of 2 measurements
eV/atom—
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.