Hg3Te2Br2 — Properties & Data | MatWorld

Hg3Te2Br2

ceramic

· JVASP-24630· Hg3Te2Br2

Hg₃Te₂Br₂ is a mixed-halide mercury telluride ceramic compound belonging to the family of heavy-metal chalcohalides, which are primarily explored in semiconductor and optoelectronic research rather than established industrial production. This material is of interest in the research community for potential applications in infrared detection, photovoltaic devices, and solid-state physics studies, where the combination of mercury, tellurium, and bromine creates unique electronic and optical properties. Engineers and researchers consider such compounds when designing specialized detectors or studying novel semiconducting ceramics, though the material remains largely experimental with limited commercial availability.

infrared detectorssemiconductor researchoptoelectronic devicesphotovoltaic researchsolid-state physicsexperimental ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	2,929.8	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.4000	-	DFT · OptB88vdW
Shear Modulus(G)	809.3	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2676	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.653	eV	DFT · OptB88vdW
↳	2.600	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	20.16	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.723	-	DFT · OptB88vdW
↳	6.746	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.7800	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.070	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.02303	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00220	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00161	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-224.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	397.5	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	10.68	%	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1926	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.

Hg3Te2Br2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental