Se1 Hg1

semiconductor
· Se1 Hg1

Se₁Hg₁ is a binary semiconductor compound composed of selenium and mercury in equimolar proportions, belonging to the II-VI semiconductor family. This material is primarily of research interest rather than established commercial use, with potential applications in photosensitive devices and infrared optics where the combination of mercury and selenium offers tunable bandgap properties. Engineers would consider this compound for niche photonic or sensing applications where the unique optical and electronic characteristics of mercury chalcogenides provide advantages over conventional semiconductors, though material stability and toxicity concerns associated with mercury typically limit its adoption in favor of cadmium or lead-based alternatives.

infrared detectorsphotosensitive devicesexperimental optoelectronicssemiconductor researchnarrow-bandgap applicationsmercury chalcogenide compounds

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
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ksi——
Shear Modulus(G)
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ksi——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
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eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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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.
Se1 Hg1 — Properties & Data | MatWorld