Np2O3 — Properties & Data | MatWorld

Np2O3

ceramic

· JVASP-105826· Np2O3

Np₂O₃ is a neptunium oxide ceramic compound belonging to the actinide oxide family, characterized by high density and the chemical and nuclear properties inherent to neptunium-bearing systems. This material is primarily of research and specialized nuclear fuel cycle interest rather than widespread industrial use; it appears in academic studies of actinide chemistry, nuclear materials development, and fundamental investigations of how transuranium elements behave in oxidic form.

nuclear materials researchactinide chemistry studiesadvanced fuel developmentfundamental materials characterizationlegacy and specialty nuclear applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	11.22	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

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1267	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.065	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.

Np2O3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental