Ag3AsS3 — Properties & Data | MatWorld

Ag3AsS3

Name: Ag3AsS3
Brand: MatWorld

semiconductor

· Ag3AsS3

Ag3AsS3 is a ternary semiconductor compound combining silver, arsenic, and sulfur, belonging to the class of chalcogenide semiconductors with potential applications in photonic and electronic devices. This material is primarily of research interest rather than established industrial use, with investigations centered on its optical and electronic properties for specialized optoelectronic applications. The compound's notable characteristic is its mixed-valence structure, which can enable tunable bandgap behavior—a property of interest for photovoltaic systems, infrared detectors, or nonlinear optical components where conventional semiconductors fall short.

optoelectronic researchinfrared detector developmentphotovoltaic experimentationnonlinear optical componentschalcogenide semiconductor studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	4,744.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2100	-	DFT · OptB88vdW
Shear Modulus(G)	485.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1948	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	2.240	eV	Measured
↳	1.056	eV	DFT · OptB88vdW
↳	1.891	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	19.13	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	9.382	-	DFT · OptB88vdW
↳	6.645	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.3867	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.7700	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.3258	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00235	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000981	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-262.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	151.2	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	25.36	%	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)	-0.1335	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

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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.

Ag3AsS3

Mechanical Properties

Physical Properties

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