Y2S3

semiconductor

· Y2S3

Y₂S₃ is a rare-earth sulfide semiconductor compound composed of yttrium and sulfur, belonging to the family of lanthanide chalcogenides. This material is primarily of research interest for optoelectronic and photonic applications, where its wide bandgap and luminescent properties make it relevant for phosphors, scintillators, and potential light-emitting devices. Y₂S₃ and related rare-earth sulfides are explored as alternatives to oxides in high-temperature and specialized optical systems, though commercial adoption remains limited compared to more mature semiconductor platforms.

phosphor materialsscintillator detectorsoptoelectronic researchrare-earth semiconductorshigh-temperature optical devicesluminescent coatings

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.227	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.900	eV	—
↳	0.6890	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01030	eV/atom	—
Formation Energy(ΔHf)	-2.279	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.

Y2S3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control