RbLaO2 — Properties & Data | MatWorld

RbLaO2

ceramic

· RbLaO2

RbLaO2 is a mixed-metal oxide ceramic compound containing rubidium and lanthanum, belonging to the family of rare-earth oxide materials. This compound is primarily of research interest rather than established in high-volume industrial use, with potential applications in advanced ceramics, solid-state electrolytes, and optoelectronic devices where rare-earth oxides are explored for their ionic conductivity and optical properties. Its development reflects ongoing investigation into alkali-rare-earth oxide systems for next-generation energy storage, catalytic, and electronic applications where traditional ceramic alternatives may have limitations.

solid-state electrolytesresearch ceramicsrare-earth applicationsionic conductivity materialsadvanced refractory compoundsoptoelectronic research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.376	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	3.482	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	11.68 range 3.833–19.52median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.887	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00247	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00167	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-251.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	477.2	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.870	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.

RbLaO2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental