Ga4SnS7

semiconductor

· Ga4SnS7

Ga₄SnS₇ is a quaternary sulfide semiconductor compound combining gallium, tin, and sulfur in a layered crystal structure, belonging to the family of III-IV-VI₂ semiconductors. This material remains largely in the research phase, investigated for its potential in photovoltaic and optoelectronic applications due to its tunable bandgap and layered architecture, which offer advantages over simpler binary semiconductors for light absorption and charge transport. Engineers considering this material should note it represents an emerging class of earth-abundant alternatives to cadmium- and lead-based semiconductors, though industrial-scale production routes and long-term reliability data are still under development.

thin-film photovoltaicsoptoelectronic devicessemiconductor researchsolar cells (experimental)light-emitting materialsearth-abundant semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.100	eV	—

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.

Ga4SnS7

Electrical Properties

Regulatory Screening

Environmental

Export Control