Hg2 P2 S6

semiconductor

· Hg2 P2 S6

Hg₂P₂S₆ is a mercury-based quaternary semiconductor compound belonging to the class of mixed-anion chalcogenides, combining mercury with phosphorus and sulfur constituents. This material is primarily of research interest rather than established commercial use, with potential applications in nonlinear optics and infrared photonics due to the wide bandgap and strong optical properties characteristic of mercury chalcogenide systems. Engineers and researchers consider such materials for specialized optoelectronic applications where their unique combination of optical transparency and semiconducting behavior could offer advantages over conventional alternatives, though the toxicity of mercury and scarcity of industrial production limit current practical deployment.

nonlinear optical materialsinfrared detectorsresearch/experimental semiconductorsphotonic devicesfrequency conversion applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	28.96	GPa	—
Shear Modulus(G)	15.59	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.598	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2080	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 P2 S6

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control