U3Pa — Properties & Data | MatWorld

U3Pa

ceramic

· JVASP-79403· U3Pa

U3Pa is an intermetallic ceramic compound composed of uranium and protactinium, representing a rare actinide-based material primarily of scientific and research interest rather than established commercial use. This material belongs to the family of actinide ceramics and compounds studied for nuclear fuel applications, advanced materials research, and fundamental understanding of f-block element chemistry. U3Pa is notable for its extreme density and potential relevance to nuclear materials science, though practical engineering applications remain limited due to the specialized handling requirements, regulatory constraints, and availability challenges associated with actinide materials.

nuclear fuel researchactinide materials sciencehigh-density ceramics researchadvanced materials characterizationlaboratory/experimental applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	17.77	kg/m³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	3.523	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2419	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.2192	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

U3Pa

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental