GaBr2 — Properties & Data | MatWorld

GaBr2

ceramic

· JVASP-5509· GaBr2

Gallium bromide (GaBr₂) is an inorganic ceramic compound belonging to the III-V halide family, composed of gallium and bromine elements. This material is primarily of research and developmental interest rather than established in high-volume industrial production, with potential applications in optoelectronics, photonics, and semiconductor device research where halide ceramics serve as substrates or functional materials. GaBr₂ and related gallium halides are explored for their optical and electronic properties, particularly in contexts where traditional semiconductors or oxides may be limited, though practical engineering use remains limited compared to more mature gallium compounds like GaAs or GaN.

semiconductor researchoptoelectronic substratesphotonic device developmenthalide ceramics researchexperimental crystal growth

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.071	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.702	eV	DFT · OptB88vdW
↳	3.219	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.663	-	DFT · OptB88vdW
↳	3.692	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000813	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000322	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-156.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	376.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	2.730	%	DFT · TBmBJ

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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.7830	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.

GaBr2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental