Hg2 S2 O8

semiconductor

· Hg2 S2 O8

Hg₂S₂O₈ is a mercury-sulfur-oxygen compound classified as a semiconductor, representing a mixed-valence mercury sulfoxide system that is primarily of research interest rather than established industrial production. This material belongs to the family of mercury chalcogenides and oxysulfides, which have been studied for potential applications in optoelectronic and photovoltaic devices due to their electronic bandgap characteristics. The compound is not widely commercialized and remains largely in the experimental phase; its significance lies in fundamental materials science research exploring how mercury coordination and sulfur-oxygen bonding architectures influence semiconductor behavior, with potential relevance to specialized thin-film applications if synthesis and stability challenges can be overcome.

experimental optoelectronicsphotovoltaic researchthin-film semiconductorsmercury chalcogenide systemsmaterials science researchbandgap engineering studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	72.49	GPa	—
Shear Modulus(G)	21.13	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.491	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.050	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.

Hg2 S2 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control