Hg6 As2 Se8 I2

semiconductor
· Hg6 As2 Se8 I2

Hg₆As₂Se₈I₂ is a complex mixed-halide semiconductor compound combining mercury, arsenic, selenium, and iodine elements. This material belongs to the family of chalcogenide and halide semiconductors, which are primarily of research and development interest for optoelectronic and photonic applications rather than established industrial production. The compound's potential lies in infrared detection, nonlinear optical devices, and specialized photonic systems where its bandgap and crystalline structure may offer advantages in wavelength selectivity or radiation hardness; however, it remains largely in the experimental phase with limited commercial deployment due to synthesis complexity, toxicity considerations (mercury), and the availability of more mature alternatives for most applications.

infrared detectors (research)nonlinear optical materialsphotonic devices (experimental)radiation detection (specialized)optoelectronic research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
—
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.
Hg6 As2 Se8 I2 — Properties & Data | MatWorld