Cu2AgSnSe4

metal

· JVASP-155373· Cu2AgSnSe4

Cu2AgSnSe4 is a quaternary semiconductor compound belonging to the chalcogenide family, combining copper, silver, tin, and selenium in a structured crystalline phase. This material is primarily of research and development interest for thermoelectric and photovoltaic applications, where its mixed-metal composition offers potential for tuning electrical and thermal properties beyond those of binary or ternary semiconductors. While not yet widely commercialized, quaternary chalcogenides like this are being investigated as alternatives to conventional thermoelectric materials and for next-generation thin-film solar technologies due to their flexibility in composition and potential for improved energy conversion efficiency.

thermoelectric power generationthin-film photovoltaicssemiconductor researchwaste heat recoveryexperimental optoelectronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.693	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01670	eV/atom	—
Formation Energy(ΔHf)	-0.2319	eV/atom	—

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

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.

Cu2AgSnSe4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control