ScNiBi

metal

· ScNiBi

ScNiBi is a ternary intermetallic compound combining scandium, nickel, and bismuth—a relatively unexplored metallic system that falls into the category of research and developmental alloys. This material family is being investigated for potential applications requiring specific elastic properties and structural stability, though industrial adoption remains limited and production is primarily through academic and specialized research institutions. The ScNiBi composition represents exploratory work in high-performance intermetallic design, where the combination of lightweight scandium with the metallurgical characteristics of nickel and bismuth may offer unconventional property combinations not readily available in conventional engineering alloys.

experimental intermetallic researchhigh-performance structural applicationselastic property optimizationmaterials developmentacademic researchspecialized aerospace evaluation

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	12,860.1	ksi	DFT
↳	13,324.6	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	7,616.5	ksi	DFT
↳	7,472.3	ksi	DFT · OptB88vdW

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)	0.3071	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.1770	eV	DFT · OptB88vdW
↳	0.2140	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	27.29	-	DFT · OptB88vdW
↳	26.98	-	DFT · PBE
↳	24.24 range 22.29–26.19median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	23.75	-	DFT · OptB88vdW
↳	22.17	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.1695	C/m²	DFT · OptB88vdW
↳	0.00916	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00233	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00215	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-228.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	190.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.840	%	DFT · TBmBJ

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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6691	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

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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.

ScNiBi — Properties & Data | MatWorld

ScNiBi

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

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