Hg4 Se2 O8

semiconductor

· Hg4 Se2 O8

Hg₄Se₂O₈ is a mercury selenite oxide compound belonging to the family of mixed-metal semiconducting oxides, currently studied in materials research rather than established in widespread industrial production. This material is of interest for potential optoelectronic and photonic applications due to its semiconducting properties and mixed-valence metal composition, though it remains largely in the experimental phase with limited commercial deployment. Engineers evaluating this compound would typically be investigating novel optical materials, photocatalysis, or specialized sensing applications where the unique electronic structure of mercury-selenium-oxide systems offers advantages over more conventional semiconductors.

experimental photocatalystsoptoelectronic researchoptical sensing materialsmaterials chemistry researchspecialized semiconductor compoundsphotonic device development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	41.31	GPa	—
Shear Modulus(G)	14.31	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.733	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5120	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.

Hg4 Se2 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control