Ba4HfBr

ceramic

· JVASP-64465· Ba4HfBr

Ba₄HfBr is a mixed halide ceramic compound containing barium, hafnium, and bromine—a member of the perovskite-related ceramic family. This is a research-phase material studied primarily for its potential in solid-state ionic conduction and photonic applications, rather than an established commercial compound. Interest in this material class stems from the combination of heavy metal cations (hafnium) with halide anions, which can exhibit favorable ion transport properties and optical characteristics for advanced functional ceramics.

solid-state electrolytes (research)halide perovskite variantsphotonic materials developmentionic conductivity studieshigh-density ceramic structures

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	12.50	GPa	—
Shear Modulus(G)	2.160	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.019	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	3.796	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.105	eV/atom	—
Formation Energy(ΔHf)	0.5168	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.

Ba4HfBr

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental