GeYO2S

ceramic

· GeYO2S

GeYO₂S is a rare-earth germanium oxyulfide ceramic compound combining germanium, yttrium, oxygen, and sulfur into a mixed-anion structure. This is primarily a research-phase material studied for its potential in infrared optics and photonic applications where unconventional anion combinations enable optical transmission windows and nonlinear optical properties not achievable in conventional oxide or sulfide ceramics alone.

infrared optics and windowsnonlinear optical devicesphotonic materials researchsolid-state laser hostsexperimental ceramics

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)	-0.0000697	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.8400	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.

GeYO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental