Ba4HfRh

ceramic

· JVASP-66304· Ba4HfRh

Ba₄HfRh is an intermetallic ceramic compound containing barium, hafnium, and rhodium, representing a complex ternary system with potential high-temperature structural applications. This is a research-phase material studied for its thermal stability and refractory characteristics, belonging to the family of complex metal ceramics used when conventional oxides or single-phase intermetallics cannot meet combined demands for strength, oxidation resistance, and thermal cycling performance. The material's composition suggests potential use in extreme environment applications where both ionic (Ba) and transition metal (Hf, Rh) bonding behavior may provide unique property combinations.

High-temperature structural applicationsRefractory materials researchThermal barrier coating systemsAerospace propulsion environmentsMaterials science experimentationComplex intermetallic development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.171	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	3.158	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.412	eV/atom	—
Formation Energy(ΔHf)	1.122	eV/atom	—

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

Regulatory Screening

Environmental

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.

Ba4HfRh

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental