Nb5Ge3B

metal

· JVASP-63846· Nb5Ge3B

Nb5Ge3B is an intermetallic compound combining niobium, germanium, and boron, belonging to the family of refractory metal-based intermetallics. This material is primarily of research and developmental interest, investigated for high-temperature applications where conventional superalloys reach their limits; the niobium-rich composition offers potential for structural use at elevated temperatures, though it remains largely experimental rather than widely commercialized in production engineering.

high-temperature structural materials (research phase)refractory intermetallic compoundsaerospace propulsion (developmental)materials science researchadvanced metallurgy experimentationultra-high-temperature applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2941	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01540	eV/atom	—
Formation Energy(ΔHf)	-0.5279	eV/atom	—

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

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.

Nb5Ge3B

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control