Ba4FeSe

metal
· JVASP-66543· Ba4FeSe

Ba₄FeSe is an intermetallic compound containing barium, iron, and selenium—a research-phase material belonging to the family of iron-based selenides with potential electrochemical and thermoelectric properties. This compound is primarily investigated in academic and materials science contexts rather than established commercial applications, with interest centered on its crystal structure and electronic behavior for next-generation energy conversion or energy storage devices. Its potential relevance lies in exploratory applications where iron-based selenides show promise as alternatives to conventional thermoelectric or catalytic materials, though practical engineering adoption remains limited pending demonstration of performance advantages and manufacturing scalability.

thermoelectric materials (research)electrochemical energy conversioniron-based semiconductorsmaterials science researchcatalyst precursors (exploratory)solid-state electronics (emerging)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
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kg/m³——
Verified Unverified Low confidence (<80%) Link to source
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Band Gap(Eg)
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eV——
Magnetic Moment(μB)
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µB——
Verified Unverified Low confidence (<80%) Link to source
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Energy Above Hull(ΔEhull)
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eV/atom——
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.