S4 Mn1 Cu2 Sn1

semiconductor

· S4 Mn1 Cu2 Sn1

S4Mn1Cu2Sn1 is an experimental quaternary semiconductor compound combining sulfur, manganese, copper, and tin elements, belonging to the family of multi-component chalcogenide semiconductors. This material is primarily of research interest for photovoltaic and optoelectronic applications where its tunable bandgap and mixed-metal composition could enable cost-effective thin-film devices or thermoelectric energy conversion. Engineers would consider this compound in exploratory projects targeting earth-abundant alternatives to conventional semiconductors, though it remains largely in the development phase with limited commercial deployment compared to established binary or ternary semiconductor systems.

thin-film photovoltaics (research)optoelectronic devicesthermoelectric energy conversionearth-abundant semiconductor materialsexperimental semiconductor compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	8,881.1	ksi	—
Shear Modulus(G)	2,335.1	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00370	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4480	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.

S4 Mn1 Cu2 Sn1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control