KLaO2 — Properties & Data | MatWorld

KLaO2

ceramic

· KLaO2

KLaO₂ is a potassium lanthanum oxide ceramic compound belonging to the mixed rare-earth oxide family. This material is primarily of research and developmental interest rather than established commercial production, with potential applications in high-temperature ceramics, ionic conductors, and specialized optical systems where rare-earth doping provides unique functional properties. Engineers would consider KLaO₂ when conventional oxides cannot meet extreme thermal stability or specific electrochemical requirements, though material availability and processing routes remain active areas of investigation.

High-temperature ceramicsSolid-state electrolytesOptical/photonic materialsRefractory compoundsResearch and developmentRare-earth oxide systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.684	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)	3.793	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	11.12 range 3.738–18.50median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.831	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00237	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00139	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-268.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	486.7	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)	-2.905	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.

KLaO2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental