S4 Ge1 Ag2 Ba1

semiconductor

· S4 Ge1 Ag2 Ba1

S4Ge1Ag2Ba1 is an experimental quaternary semiconductor compound combining sulfur, germanium, silver, and barium elements. This material belongs to the family of mixed-metal chalcogenides, which are primarily investigated in research settings for optoelectronic and thermoelectric applications rather than established commercial use. The combination of heavy elements (Ba, Ag) with a IV-VI semiconductor base (Ge-S) suggests potential for tunable bandgap properties and phonon engineering, making it a candidate material for next-generation energy conversion or photonic devices, though industrial applications remain limited and material behavior is not yet well-characterized in engineering practice.

experimental semiconductor researchthermoelectric devicesoptoelectronic developmentphotonic materialsnext-generation energy conversionbandgap engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	54.26	GPa	—
Shear Modulus(G)	18.27	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.6816	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8520	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 Ge1 Ag2 Ba1

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control