Rb2GeF6 — Properties & Data | MatWorld

Rb2GeF6

ceramic

· Rb2GeF6

Rb2GeF6 is an ionic ceramic compound belonging to the fluoride perovskite family, composed of rubidium, germanium, and fluorine. This material is primarily of research interest rather than established in high-volume industrial production, with potential applications in solid-state ionic conductors, optical materials, and advanced ceramic systems where fluoride-based compounds offer advantages in thermal stability and specific electromagnetic properties. Engineers evaluating this compound should note it represents an emerging class of materials being investigated for specialized roles where conventional oxides or other ceramics prove insufficient.

solid-state electrolytesoptical materials researchfluoride ceramicsionic conductorsexperimental/research compoundshigh-temperature ceramic systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	4,824	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	2,533.8	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1517	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	5.990	eV	DFT · OptB88vdW
↳	8.369	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	6.174	-	DFT · OptB88vdW
↳	7.530	-	DFT · PBE
↳	4.011 range 2.022–6.000median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.266	-	DFT · OptB88vdW
↳	1.887	-	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)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000908	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000234	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-169	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	523.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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)	-2.898	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

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.

Rb2GeF6

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental