Rb2CO3

Name: Rb2CO3
Brand: MatWorld

ceramic

· Rb2CO3

Rubidium carbonate (Rb₂CO₃) is an inorganic ceramic compound belonging to the alkali metal carbonate family. While not widely used in mainstream engineering, it appears primarily in specialized research and laboratory contexts, particularly in materials science investigating alkali metal compounds, solid-state chemistry, and potentially as a precursor or component in advanced ceramic formulations. Engineers would consider this material mainly for experimental applications requiring specific ionic conductivity, thermal properties, or chemical reactivity characteristics that alkali carbonates provide, though more common alternatives like lithium or sodium carbonates typically dominate commercial applications due to cost and availability.

solid-state chemistry researchalkali metal compound synthesisceramic precursor materialsspecialized laboratory applicationsexperimental energy storage research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1306	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	3.933	eV	DFT · OptB88vdW
↳	6.750	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.659	-	DFT · OptB88vdW
↳	2.212	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000715	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000167	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-110.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	427.5	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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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-1.881	eV/atom	DFT · OptB88vdW
↳	-1.957	eV/atom	Measured

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.

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.

Rb2CO3 — Properties & Data | MatWorld

Rb2CO3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental