BaAl4Se7
semiconductor· BaAl4Se7
BaAl4Se7 is a barium aluminate selenide compound belonging to the chalcogenide semiconductor family, combining alkaline earth, transition metal, and chalcogen elements. This material is primarily of research interest for optoelectronic and photonic applications, particularly in infrared sensing and detection systems where wide bandgap selenide semiconductors offer transparency in longer wavelengths. BaAl4Se7 represents an emerging compound semiconductor with potential advantages in nonlinear optical devices and radiation detection, though it remains largely in development rather than established high-volume industrial production.
infrared detectorsresearch optoelectronicsnonlinear optical materialswide-bandgap semiconductorsradiation sensors
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1495 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 3.400 | eV | — | ||
| ↳ | 2.633 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01590 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.189 | eV/atom | — |
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.