GeLaO2S

ceramic

· GeLaO2S

GeLaO2S is a rare-earth germanium oxysuifide ceramic compound containing germanium, lanthanum, oxygen, and sulfur elements. This material is primarily investigated in research contexts for infrared optical applications and photonic devices, where its mixed anion composition (oxide-sulfide) offers potential for tuning optical properties across infrared wavelengths. The material represents an emerging class of multianion ceramics that bridge conventional oxide and sulfide ceramics, offering opportunities for nonlinear optics and mid-to-long-wavelength optical windows where traditional silicate glasses are opaque.

infrared opticsphotonic materialsnonlinear optical devicesresearch/experimental ceramicsoptical windowsrare-earth compounds

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)	0.00239	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.

GeLaO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental