Ge2SeS

ceramic

· JVASP-104740· Ge2SeS

Ge2SeS is a mixed chalcogenide ceramic compound combining germanium, selenium, and sulfur elements. This material belongs to the family of chalcogenide glasses and ceramics, which are primarily explored in infrared optics and photonic applications due to their transparency in the mid-to-far infrared spectrum. Ge2SeS and related compositions are of research interest for thermal imaging optics, infrared sensors, and integrated photonic devices where conventional optical materials (silica glass, fluoride glasses) become opaque.

infrared optics and lensesthermal imaging systemsphotonic integrated circuitsinfrared sensorsresearch/developmental applicationschalcogenide glass technology

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.617	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.105	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.3189	eV/atom	—

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

Regulatory Screening

Environmental

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.

Ge2SeS

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental