Ga4SnSe7

semiconductor

· Ga4SnSe7

Ga₄SnSe₇ is a quaternary semiconductor compound belonging to the III-IV-VI₂ family, combining gallium, tin, and selenium in a layered crystal structure. This material is primarily of research interest for infrared optics and nonlinear optical applications, where its wide bandgap and anisotropic structure enable frequency conversion and mid-infrared transmission. While not yet widely commercialized, compounds in this family are investigated as alternatives to conventional IR crystals (such as ZnSe or diamond) for laser systems and spectroscopic instruments where chemical stability and tunable optical properties are advantageous.

infrared opticsnonlinear optical devicesfrequency conversionmid-infrared detectorsresearch/prototype applicationsoptical spectroscopy systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.550	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.

Ga4SnSe7

Electrical Properties

Regulatory Screening

Environmental

Export Control