Nb5Si3P — Properties & Data | MatWorld

Nb5Si3P

metal

· JVASP-119434· Nb5Si3P

Nb5Si3P is an experimental intermetallic compound combining niobium, silicon, and phosphorus, belonging to the family of refractory metal silicides with phosphide modifications. This research-phase material is being investigated for ultra-high-temperature structural applications where conventional superalloys reach their thermal limits, with the phosphorus addition potentially modifying phase stability and mechanical properties compared to binary Nb-Si systems. While not yet in commercial production, materials in this compositional family are of interest for aerospace propulsion, power generation, and extreme-environment applications where weight-savings and thermal performance must be balanced against manufacturing complexity and brittleness challenges inherent to intermetallic compounds.

high-temperature structural alloysaerospace propulsion researchrefractory metal applicationsintermetallic compounds developmentadvanced materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.692	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
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.09650	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5595	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.

Nb5Si3P

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control