BaMnO3
ceramicBarium manganese oxide (BaMnO₃) is a complex perovskite ceramic compound combining alkaline earth and transition metal elements, primarily investigated for electrochemical and functional applications rather than structural use. While not widely deployed in mature commercial products, this material family is actively researched for solid oxide fuel cells (SOFCs), oxygen permeation membranes, and catalytic applications where mixed ionic-electronic conductivity is beneficial. Engineers consider BaMnO₃ as a candidate material in high-temperature electrochemical systems because its crystal structure and cation composition can be tuned to balance oxygen ion mobility, electronic conductivity, and thermal expansion matching with electrolyte and interconnect materials.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 13,389.9 | ksi | — | ||
Poisson's Ratio(ν) | 0.3500 | - | — | ||
Shear Modulus(G) | 6,438.2 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2071 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)3 entries | 0.000 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
| ↳ | 0.1110 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 15.51 | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | ||
Magnetic Moment(μB)3 entries | 0.5980 | μB | — | ||
| ↳ | 3.000 | μB | — | ||
| ↳ | 5.950 | µB | — | ||
Seebeck Coefficient(S) | -109.5 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.02500 | eV/atom | — | ||
Formation Energy(ΔHf)3 entries | -2.269 | eV/atom | — | ||
| ↳ | -0.08000 | eV/atom | — | ||
| ↳ | -2.461 | eV/atom | — |