Ba4HfFe

metal

· JVASP-64086· Ba4HfFe

Ba₄HfFe is an intermetallic compound combining barium, hafnium, and iron—a material class of primary interest in condensed matter physics and materials research rather than established commercial engineering. This ternary metal system represents the broader family of complex intermetallics and Heusler-related compounds, which are being investigated for potential applications in magnetism, thermal management, and functional materials. While not yet widely deployed in conventional industry, compounds in this family are studied for their potential in magnetic devices, thermoelectric applications, and high-temperature structural use where the combination of refractory elements (hafnium) and magnetic constituents (iron) may offer advantageous properties.

Research and development materialsIntermetallic phase studiesMagnetic functional materialsThermal management compoundsHigh-temperature alloy development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.639	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	2.419	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.553	eV/atom	—
Formation Energy(ΔHf)	1.454	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.

Ba4HfFe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control