K12 Hg2 S8

semiconductor

· K12 Hg2 S8

K12 Hg2 S8 is a mercury sulfide-based semiconductor compound representing a specialized class of chalcogenide materials with potential optoelectronic functionality. This is primarily a research-phase material studied for its semiconducting properties in niche photonic and sensing applications, rather than an established industrial workhorse. Interest in such mercury-sulfur compounds stems from their tunable bandgap and light-interaction characteristics, though practical deployment remains limited due to toxicity concerns, material stability challenges, and the availability of more robust alternatives (such as CdS or lead-free perovskites) for most commercial applications.

experimental optoelectronics researchinfrared sensing (laboratory)photonic material characterizationchalcogenide semiconductor studiesspecialty radiation detectors (research phase)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	24.70	GPa	—
Shear Modulus(G)	9.880	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.657	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.119	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.

K12 Hg2 S8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control