Co4 B4
semiconductor· Co4 B4
Co₄B₄ is a cobalt-boron intermetallic compound classified as a semiconductor, belonging to the family of transition metal borides that combine metallic and ceramic characteristics. This material is primarily of research interest rather than established industrial production, with potential applications in hard coating systems, thermoelectric devices, and high-temperature structural applications where cobalt's wear resistance and boron's hardening effects converge. Its notable advantage over conventional alternatives lies in the potential for tailored electronic properties through the boride structure, making it relevant for advanced material development in emerging technologies.
experimental hard coatingsthermoelectric researchwear-resistant compositeshigh-temperature materialssemiconductor device developmentboride-based ceramics
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | ksi | — | — | |
Shear Modulus(G) | — | ksi | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | 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.