CuAgS — Properties & Data | MatWorld

CuAgS

metal

· CuAgS

CuAgS is a ternary intermetallic compound combining copper, silver, and sulfur, belonging to the family of metal sulfides with potential applications in electronic and photonic materials. This material family is of primary research interest for semiconductor and solid-state device applications, where the combination of noble metals with chalcogens offers tunable electrical and optical properties. Engineers would consider CuAgS-based systems for emerging technologies requiring moderate mechanical stiffness combined with electronic functionality, though this particular composition remains largely in the research phase with limited commercial availability.

semiconductor researchphotovoltaic devicessolid-state electronicsthin-film coatingsthermoelectric materialsmaterials development

Compliance & Regulations

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

Units:

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	45.93	GPa	DFT
↳	53.31	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3600	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	15.15	GPa	DFT
↳	16.75	GPa	DFT · OptB88vdW

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
Density(ρ)	6.026	kg/m³	DFT · OptB88vdW

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Property	Value	Unit	Conditions
Band Gap(Eg)	0.6200	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	20.01	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000740	C/m²	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.04000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1354	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

Export Control

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.

CuAgS

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control