Np5Ge4 — Properties & Data | MatWorld

Np5Ge4

ceramic

· JVASP-97620· Np5Ge4

Np5Ge4 is an intermetallic ceramic compound containing neptunium and germanium, belonging to a family of actinide-based ceramics with potential relevance to nuclear fuel and advanced materials research. This is primarily a research-phase material studied for fundamental properties in actinide chemistry and high-density ceramic systems rather than established commercial production. The material's notable density and intermetallic structure make it of interest in nuclear materials science and specialized applications where actinide-containing compounds are investigated for their thermal, chemical, and radiation-response characteristics.

nuclear materials researchactinide chemistryhigh-density ceramicsadvanced fuels developmentmaterials characterization studiesradiation effects research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	13.17	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)	0.05570	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2451	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.

Np5Ge4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental