Ag2SnHgSe4 — Properties & Data | MatWorld

Ag2SnHgSe4

Name: Ag2SnHgSe4
Brand: MatWorld

metal

· JVASP-10718· Ag2SnHgSe4

Ag2SnHgSe4 is a quaternary chalcogenide compound containing silver, tin, mercury, and selenium—a material primarily of research interest rather than established industrial production. This composition belongs to the family of semiconducting and thermoelectric materials, with potential applications in solid-state devices where the combination of these elements may offer tailored electronic or phononic properties. The mercury-containing quaternary selenide is studied in materials science for potential use in specialized electronic or photonic applications, though current use remains largely experimental and limited to laboratory investigation.

thermoelectric materials researchsemiconductor device developmentsolid-state electronicsphotonic material studiesexperimental compound evaluationchalcogenide thin films

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	44.73	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3900	-	DFT · OptB88vdW
Shear Modulus(G)	11.16	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.173	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	0.05200	eV	DFT · OptB88vdW
↳	0.4890	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	24.91	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	14.39	-	DFT · OptB88vdW
↳	9.291	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.7132	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000408	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00105	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-67.07	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	159	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	14.68	%	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02290	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1556	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

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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.

Ag2SnHgSe4

Mechanical Properties

Physical Properties

Electrical Properties

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