AsGeO2S

ceramic

· AsGeO2S

AsGeO2S is a chalcogenide glass ceramic composed of arsenic, germanium, oxygen, and sulfur elements, belonging to the family of mixed-anion inorganic glasses. This material is primarily of research and specialized industrial interest, valued for infrared (IR) optical applications and photonic devices where its wide transparency window in the mid-to-far IR region is advantageous. AsGeO2S is chosen over conventional silicate glasses when operation in extended IR wavelengths is critical, though it remains less common than simpler chalcogenide compositions and requires careful handling due to arsenic content.

infrared optics and lensesphotonic sensorsthermal imaging windowsfiber optic communication (IR)research optical coatings

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	-0.0000792	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.8600	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.

AsGeO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental