RbNO3 — Properties & Data | MatWorld

RbNO3

ceramic

· RbNO3

Rubidium nitrate (RbNO₃) is an inorganic ceramic compound belonging to the alkali metal nitrate family, characterized by its ionic crystal structure. While not commonly used in mainstream engineering applications, RbNO₃ has historically appeared in specialized contexts including pyrotechnics, oxidizer formulations, and laboratory research settings, where its thermal and chemical properties are exploited. Its use is limited compared to more stable alternatives like potassium nitrate, making it primarily relevant for niche applications requiring specific ionic properties or for fundamental materials research in ceramic and solid-state physics.

pyrotechnic oxidizerslaboratory research compoundssolid-state physics studiesthermal analysis reference materialsionic crystal structure research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	19.93	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	4.860	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.515	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)2 entries	3.105	eV	DFT · OptB88vdW
↳	4.146	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	5.209	-	DFT · OptB88vdW
↳	8.530	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.935	-	DFT · OptB88vdW
↳	2.491	-	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)2 entries	0.2521	C/m²	DFT · OptB88vdW
↳	0.1291	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.000788	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000766	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-454.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	405.7	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)	0.04830	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.011	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.

RbNO3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental