CsInGeS4

semiconductor

· CsInGeS4

CsInGeS4 is a quaternary chalcogenide semiconductor compound combining cesium, indium, germanium, and sulfur elements. This material belongs to the family of wide-bandgap semiconductors and is primarily investigated in research contexts for infrared optics and nonlinear optical applications. The sulfide-based composition positions it as a candidate for mid-infrared transmission windows and frequency conversion devices, where it competes with established alternatives like ZnSe and GaAs in specialized spectral regions.

infrared opticsnonlinear optical devicesmid-infrared windowsfrequency conversionresearch-phase semiconductorsspectroscopic instrumentation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.400	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.

CsInGeS4

Electrical Properties

Regulatory Screening

Environmental

Export Control