Tb4 Co4 I2

semiconductor

· Tb4 Co4 I2

Tb₄Co₄I₂ is an intermetallic semiconductor compound combining terbium, cobalt, and iodine—a research-phase material being studied for potential applications in advanced electronic and magnetic devices. This composition falls within the rare-earth transition metal halide family, an emerging area of materials science focused on tuning electronic and magnetic properties through controlled stoichiometry. While not yet in established commercial production, materials in this class are investigated for their potential in spintronics, magnetoelectronics, and solid-state devices where rare-earth elements provide strong magnetic coupling and iodine enables layered or modulated crystal structures.

experimental semiconductorsrare-earth magnetoelectronicsspintronics researchsolid-state device materialsmagnetic compound developmentadvanced electronic materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	66.37	GPa	—
Shear Modulus(G)	33.60	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.06800	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6750	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 Co4 I2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control