Tb4 B4 S12

semiconductor

· Tb4 B4 S12

Tb₄B₄S₁₂ is a rare-earth boron sulfide compound belonging to the family of ternary chalcogenides, combining terbium (a lanthanide), boron, and sulfur. This material is primarily of research interest rather than established industrial use, with potential applications in wide-bandgap semiconductors and solid-state devices where rare-earth doping can provide unique optical or magnetic properties. The combination of boron and sulfur chemistry offers theoretical advantages for photonic and electronic applications in specialized environments, though commercial adoption remains limited compared to more conventional semiconductor platforms.

research semiconductorswide-bandgap devicesrare-earth photonicsexperimental optoelectronicssolid-state physicsspecialized thin-film applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	63.52	GPa	—
Shear Modulus(G)	32.85	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.424	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.367	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 B4 S12

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control