CsAg2AsS3

semiconductor

· CsAg2AsS3

CsAg2AsS3 is a ternary chalcogenide semiconductor compound belonging to the family of sulfide-based semiconductors with mixed cationic composition (cesium, silver, and arsenic). This is a research-phase material studied primarily for its potential in infrared optics and nonlinear optical applications, rather than established high-volume industrial production. The compound is notable within the chalcogenide semiconductor family for its combination of heavy metal cations and sulfur anion framework, which can enable wide transparency windows in the infrared spectrum and potentially strong nonlinear optical responses—properties that distinguish it from more conventional semiconductors like CdTe or GaAs for specialized optical uses.

infrared optics and windowsnonlinear optical devicesphotonic researchwide-bandgap semiconductorschalcogenide materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.700	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.

CsAg2AsS3

Electrical Properties

Regulatory Screening

Environmental

Export Control