Rb2NiF6 — Properties & Data | MatWorld

Rb2NiF6

metal

· Rb2NiF6

Rb2NiF6 is an inorganic fluoride compound combining rubidium and nickel in a structured crystal lattice; it falls into the family of metal fluorides rather than conventional metallic alloys. This material is primarily of research interest in solid-state chemistry and materials science, where it is studied for potential applications in ion-conducting electrolytes, fluoride-based ceramics, and specialized optical or electronic devices. Its notable characteristics within the metal fluoride family—including its ionic bonding and thermal stability—make it a candidate for exploratory work in battery electrolytes and high-temperature functional ceramics, though industrial deployment remains limited compared to more established fluoride or oxide systems.

solid electrolytesfluoride ceramicsion-conducting materialsresearch compoundshigh-temperature applicationsexperimental energy storage

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

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	14.48	GPa	DFT
↳	24.03	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3100	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	9.337	GPa	DFT
↳	10.76	GPa	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.

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Property	Value	Unit	Conditions	Source
Density(ρ)	3.847	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.606	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)2 entries	4.458	-	DFT · OptB88vdW
↳	5.200	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.191	-	DFT · OptB88vdW
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)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000640	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000133	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-403.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	541	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	33.83	%	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)	-2.362	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

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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.

Rb2NiF6

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