Ba4HfSb

ceramic

· JVASP-63903· Ba4HfSb

Ba₄HfSb is a quaternary ceramic compound combining barium, hafnium, and antimony—a rare composition that sits at the intersection of high-temperature ceramics and intermetallic research. This material is primarily of academic and exploratory interest rather than established in mainstream industrial production, with potential applications in extreme-temperature environments or specialized electronic/photonic devices where hafnium-based ceramics offer thermal stability and antimony incorporation provides novel electronic properties.

High-temperature ceramics researchRefractory applicationsAdvanced electronic materialsExperimental solid-state chemistryThermal barrier coating developmentSemiconductor material exploration

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	19.97	GPa	—
Shear Modulus(G)	1.060	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.725	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	3.757	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.040	eV/atom	—
Formation Energy(ΔHf)	0.5598	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.

Ba4HfSb

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental