Hf4BePb

ceramic
· JVASP-71227· Hf4BePb

Hf4BePb is an experimental ceramic compound combining hafnium, beryllium, and lead into a quaternary phase material. This research-stage composition belongs to the family of high-density ceramic intermetallics, where the heavy hafnium and lead constituents combined with beryllium's light weight and stiffening effect create an unusual density-to-modulus profile. Due to its complex, non-standard composition and lack of established production routes, this material remains primarily a laboratory synthesis; potential applications would target specialized niches requiring extreme property combinations, such as radiation shielding, nuclear fuel matrices, or advanced armor systems where hafnium's nuclear properties and lead's density could be leveraged alongside ceramic hardness.

experimental research compoundsradiation shieldingnuclear applicationsadvanced ceramics developmenthigh-density composites

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
—
ksi——
Poisson's Ratio(ν)
—
-——
Shear Modulus(G)
—
ksi——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
—
lb/in³——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Magnetic Moment(μB)
—
µB——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
—
eV/atom——
Formation Energy(ΔHf)
—
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.