RbGaO2 — Properties & Data | MatWorld

RbGaO2

ceramic

· RbGaO2

RbGaO2 is an inorganic ceramic compound composed of rubidium, gallium, and oxygen, belonging to the family of alkali metal gallate ceramics. This material is primarily of research interest rather than established in widespread industrial production, with potential applications in optoelectronic devices, solid-state electrolytes, and specialized optical components where its crystal structure and thermal properties may offer advantages. Compared to more common gallate ceramics, rubidium gallates are investigated for their potential in high-temperature applications and as host materials for rare-earth dopants in photonic devices, though practical deployment remains limited to laboratory and developmental settings.

optoelectronic researchsolid-state electrolytesoptical ceramicshigh-temperature applicationsrare-earth host materialsexperimental semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	84.50	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3700	-	DFT · OptB88vdW
Shear Modulus(G)	34.26	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	4.170	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.755	eV	DFT · OptB88vdW
↳	4.549	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	4.558	-	DFT · OptB88vdW
↳	4.660	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.112	-	DFT · OptB88vdW
↳	2.481	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000549	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00128	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-86.79	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	467.9	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)	-1.855	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.

RbGaO2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental