PuNpB4 — Properties & Data | MatWorld

PuNpB4

ceramic

· JVASP-106008· PuNpB4

PuNpB4 is an experimental ceramic compound containing plutonium and neptunium with boron, representing research into actinide-based ceramics for advanced nuclear and materials science applications. This material belongs to the family of refractory actinide borides, which are investigated primarily in nuclear fuel development, radiation shielding, and high-temperature structural applications where conventional ceramics reach performance limits. The inclusion of multiple actinide elements makes this compound primarily relevant to specialized nuclear research rather than commercial engineering, though actinide ceramics are notable for their extreme density and potential thermal stability in extreme environments.

Nuclear fuel researchActinide materials scienceRadiation shielding (experimental)High-temperature refractory applicationsAdvanced ceramics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	23,174.1	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.1300	-	DFT · OptB88vdW
Shear Modulus(G)	23,311.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.4588	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	6.689	µB	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00110	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5346	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.

PuNpB4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental