Ba4Ga2Se8
semiconductor· Ba4Ga2Se8
Ba₄Ga₂Se₈ is a quaternary semiconductor compound belonging to the mixed-metal chalcogenide family, combining barium and gallium cations with selenium anions in a layered crystal structure. This is a research-phase material investigated primarily for its nonlinear optical and wide-bandgap semiconductor properties, with potential applications in infrared photonics and optoelectronic devices where conventional semiconductors reach performance limits. The barium-gallium-selenium system offers tunable electronic and optical properties compared to binary or ternary alternatives, making it of interest to materials researchers exploring next-generation mid-infrared and terahertz device architectures.
infrared optoelectronicsnonlinear optical deviceswide-bandgap semiconductorsresearch photonicscrystal growth materialsfrequency conversion applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | 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.