NpH3 — Properties & Data | MatWorld

NpH3

ceramic

· JVASP-91817· NpH3

NpH3 is a neptunium hydride ceramic compound belonging to the metal hydride family, characterized by a dense crystalline structure. This material is primarily of research and developmental interest rather than established industrial use, with potential applications in nuclear fuel cycles, advanced ceramics research, and high-density specialized components where neptunium-based compounds are being evaluated. Engineers would consider NpH3 in niche nuclear materials science projects or fundamental studies of actinide hydride behavior, though availability, handling requirements, and regulatory constraints make it unsuitable for most conventional engineering applications.

nuclear materials researchactinide chemistryexperimental ceramicshigh-density compoundsfuel cycle studiesspecialized nuclear applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	85.19	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	50.85	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	10.10	kg/m³	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)	7.665	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)	0.01690	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3192	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.

NpH3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental