Li2HgGeS4

semiconductor

· Li2HgGeS4

Li2HgGeS4 is a quaternary sulfide semiconductor compound combining lithium, mercury, germanium, and sulfur elements. This material belongs to the family of complex metal sulfides and is primarily of research interest for optoelectronic and photonic applications, particularly where wide bandgap semiconductors or nonlinear optical properties are desirable. While not yet widely deployed in mainstream industrial applications, compounds in this material class show promise for infrared detection, frequency conversion, and specialized photonic devices where conventional semiconductors (such as GaAs or InP) are limited by their bandgap or transparency range.

infrared optics and detectorsnonlinear optical materialsphotonic researchwide-bandgap semiconductorsmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1467	lb/in³	—

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Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.460	eV	—
↳	1.574	eV	—
Magnetic Moment(μB)	0.000	µB	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.7570	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.

Li2HgGeS4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control