O8 Mg2 Se2

semiconductor
· O8 Mg2 Se2

Mg₂Se₂ is a II-VI semiconductor compound composed of magnesium and selenium, belonging to the wider family of magnesium chalcogenides. This material is primarily of research interest rather than established in high-volume production, with potential applications in optoelectronic devices, photovoltaics, and solid-state physics where its direct bandgap and thermal stability could offer advantages over more conventional semiconductors like CdSe or ZnSe. Engineers investigating next-generation light-emitting devices, photodetectors, or radiation-resistant semiconductor platforms would consider this compound as an alternative to cadmium-based systems, particularly in applications where toxicity concerns or regulatory restrictions on heavy metals create motivation to explore magnesium-based semiconductors.

optoelectronic devices (research phase)photovoltaic absorber materialsphotodetectors and sensorssolid-state physics experimentsradiation-resistant semiconductorscadmium-free alternatives

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
71.43
GPa—
Shear Modulus(G)
46.54
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
3.101
eV—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
-1.519
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.