Hg3 S3

semiconductor

· Hg3 S3

Hg₃S₃ is a mercury sulfide semiconductor compound that belongs to the family of heavy metal chalcogenides, representing a less common stoichiometry in mercury-sulfur systems. This material exists primarily in research and specialized optoelectronic contexts, where its semiconductor properties are of interest for photon detection, infrared sensing, and potential photovoltaic applications. Engineers typically consider mercury chalcogenides when conventional semiconductors (Si, GaAs, CdTe) cannot meet wavelength or sensitivity requirements, though environmental and toxicity constraints from mercury content significantly limit commercial adoption.

infrared detectorsoptoelectronic researchphoton sensingspecialty semiconductorsmaterials researchnarrow-bandgap devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,052.2	ksi	—
Shear Modulus(G)	2,028.6	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.399	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1350	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.

Hg3 S3

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control