Li2SiHgS4

semiconductor

· Li2SiHgS4

Li2SiHgS4 is a quaternary semiconductor compound combining lithium, silicon, mercury, and sulfur—a rare composition that places it in the family of mixed-metal chalcogenides. This is primarily a research-phase material with limited commercial deployment; it has been investigated for potential optoelectronic and photovoltaic applications due to its semiconducting bandgap, though mercury-containing compounds face significant environmental and regulatory constraints that limit industrial adoption.

experimental photovoltaicsinfrared detectorsnonlinear optical materialsresearch semiconductorschalcogenide compound development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.680	eV	—

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.

Li2SiHgS4

Electrical Properties

Regulatory Screening

Environmental

Export Control