Yb2 Y4 S8 — Properties & Data | MatWorld

Yb2 Y4 S8

semiconductor

· Yb2 Y4 S8

Yb₂Y₄S₈ is a rare-earth sulfide semiconductor compound combining ytterbium and yttrium with sulfur, belonging to the family of lanthanide chalcogenide materials. This is primarily a research-stage material studied for its optical and electronic properties in the infrared spectrum, with potential applications in photonics and thermal imaging where rare-earth semiconductors offer tunable band gaps and luminescence characteristics. The mixed rare-earth composition may provide advantages in lattice engineering and defect control compared to binary sulfides, though industrial adoption remains limited and the material is primarily encountered in academic and specialized photonic device development.

infrared optoelectronicsphotonic devicesthermal imaging materialsrare-earth semiconductor researchspectroscopy detectorsfundamental materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.169	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.335	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Yb2 Y4 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control