Hg3Te2Cl2 — Properties & Data | MatWorld

Hg3Te2Cl2

ceramic

· JVASP-24629· Hg3Te2Cl2

Hg₃Te₂Cl₂ is a mixed-halide telluride ceramic compound containing mercury, tellurium, and chlorine. This is a research-stage material primarily of interest in solid-state chemistry and materials science rather than established industrial applications; the material family relates to halide perovskites and chalcogenide ceramics being investigated for optoelectronic and semiconductor properties.

Experimental semiconductorsOptoelectronic device researchHalide ceramics developmentTelluride compound studiesMaterials science researchRadiation detection (potential)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.325	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.762	eV	DFT · OptB88vdW
↳	2.654	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	21.09	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.760	-	DFT · OptB88vdW
↳	4.530	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.7800	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.340	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.02627	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00229	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00146	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-226.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	406.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	9.750	%	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)	-0.2716	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.

Hg3Te2Cl2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental