B2 Fe4

semiconductor
· B2 Fe4

B2 Fe4 is an iron-based intermetallic compound with the B2 crystal structure, a semiconducting phase that exhibits ordered atomic arrangement typical of iron-rich binary systems. While primarily of research interest rather than established commercial production, B2 iron aluminides and related Fe-based intermetallics are investigated for high-temperature structural applications where conventional steels lose strength; the B2 ordering provides potential advantages in thermal stability and oxidation resistance. Engineers consider these materials for extreme-environment applications where lightweight, high-temperature performance is critical, though brittleness and processing challenges remain barriers to widespread adoption compared to conventional superalloys.

high-temperature structural materialsintermetallic research compoundsaerospace applications (experimental)oxidation-resistant coatingsmaterials science investigations

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
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Shear Modulus(G)
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Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
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eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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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.