Ga2 Fe2 S5

semiconductor

· Ga2 Fe2 S5

Ga₂Fe₂S₅ is a quaternary semiconductor compound combining gallium, iron, and sulfur elements, belonging to the family of multinary chalcogenide semiconductors. This material is primarily of research interest for photovoltaic and optoelectronic applications, where its tunable bandgap and mixed-metal composition offer potential advantages in absorber layer design and cost reduction compared to conventional single-element semiconductors. The iron-gallium sulfide system remains an experimental platform for exploring earth-abundant alternatives to cadmium telluride and other conventional photovoltaic materials, though industrial deployment remains limited.

photovoltaic absorber layersthin-film solar cellsoptoelectronic devicessemiconductor researchearth-abundant photovoltaicsmaterials discovery platforms

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000400	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4850	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.

Ga2 Fe2 S5

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control