NpCu2Ge2

metal

· JVASP-5005· NpCu2Ge2

NpCu₂Ge₂ is an intermetallic compound combining neptunium with copper and germanium, belonging to the family of actinide-based metallic phases. This is a research-stage material studied primarily in fundamental condensed matter physics and materials science rather than established industrial production. Interest in this compound centers on understanding electronic structure, magnetic properties, and phase behavior in neptunium systems, with potential relevance to advanced nuclear materials science and the exploration of exotic quantum states in f-electron metals.

nuclear materials researchactinide phase studiescondensed matter physicshigh-performance alloy developmentexotic intermetallic compoundsscientific instrumentation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	16,424.1	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3400	-	DFT · OptB88vdW
Shear Modulus(G)	6,197.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3658	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.1160	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000524	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000542	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	6.737	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	6.987	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1561	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.01742	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

Export Control

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.

NpCu2Ge2 — Properties & Data | MatWorld

NpCu2Ge2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control