NbCoSn

metal

· NbCoSn

NbCoSn is an intermetallic compound combining niobium, cobalt, and tin, belonging to the family of high-temperature metallic materials and potential superconducting compounds. This material is primarily of research interest for advanced applications requiring thermal stability and specific electromagnetic properties, with potential relevance to superconducting device development, high-temperature structural applications, and specialty alloy research where the combination of refractory (Nb) and transition metal (Co) elements offers unique property combinations not available in conventional alloys.

superconducting researchhigh-temperature alloysintermetallic compoundsspecialty electronic materialsmaterials research and developmentadvanced aerospace materials

Compliance & Regulations

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

Units:

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	16,519.8	ksi	DFT · OptB88vdW
Shear Modulus(G)	1,636	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Thermal Conductivity(k)2 entries	3.989	BTU/(hr·ft·°F)	Measured · 27°C
↳	3.989	BTU/(hr·ft·°F)	Measured

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
Density(ρ)	0.2720	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.057	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	38.40	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	26.54	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	1.320	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.9200	me	DFT · OptB88vdW · 27°C
Electrical Conductivity(σ)	814.1	S/cm	Measured · 27°C
Electrical Resistivity(ρe)	0.0000123	Ω·m	Measured · 27°C
Magnetic Moment(μB)	1.165	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.7026	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)3 entries	0.00116	W/(m·K²)	Measured · 27°C
↳	0.00273	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00474	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)3 entries	-119.2	μV/K	Measured · 27°C
↳	-359.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	430.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Thermoelectric Figure of Merit(zT)	0.05025	-	Measured · 27°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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	1.008	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.6745	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.

NbCoSn — Properties & Data | MatWorld