Hg3As8S8Br6 — Properties & Data | MatWorld

Hg3As8S8Br6

ceramic

· JVASP-26739· Hg3As8S8Br6

Hg3As8S8Br6 is a complex halide-chalcogenide ceramic compound containing mercury, arsenic, sulfur, and bromine—a mixed-anion system that belongs to the family of semiconducting and optoelectronic ceramics. This is a specialized research material rather than a commodity engineering ceramic; compounds in this family are of interest for infrared optics, nonlinear optical applications, and solid-state photonic devices where the combination of heavy metal cations and multiple anion types can create bandgaps and optical properties tailored to specific wavelength windows. Engineers would consider such materials when conventional transparent ceramics or crystals are insufficient, though availability, toxicity concerns (mercury and arsenic), and processing complexity typically limit adoption to niche photonic and research applications.

infrared optics and windowsnonlinear optical devicesphotonic research materialsspecialty semiconductor ceramicslaboratory and experimental optics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1660	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.715	eV	DFT · OptB88vdW
↳	2.717	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.098	-	DFT · OptB88vdW
↳	5.544	-	DFT · TBmBJ
Thermoelectric Power Factor(PF)2 entries	0.000200	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000149	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-309.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	292.3	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	8.580	%	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)	0.00470	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2206	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.

Hg3As8S8Br6

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental