Tb4 Yb2 S8

semiconductor

· Tb4 Yb2 S8

Tb₄Yb₂S₈ is a rare-earth sulfide compound belonging to the lanthanide chalcogenide semiconductor family, combining terbium and ytterbium with sulfur. This material is primarily of research and development interest for optoelectronic and photonic applications where rare-earth dopants enable specialized light emission and absorption properties. It represents an emerging class of materials studied for potential use in infrared-emitting devices, scintillators, and quantum optical systems where the rare-earth element combinations provide tunable electronic and optical responses unavailable in conventional semiconductors.

infrared optoelectronics (research)scintillation detectorsrare-earth photonicsquantum optical materials (emerging)luminescent compoundssolid-state laser host materials (exploratory)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.162	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.318	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.

Tb4 Yb2 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control