Mn₃O₄ is a mixed-valence manganese oxide ceramic compound belonging to the family of transition metal oxides, characterized by a spinel-related crystal structure. It is primarily investigated for energy storage and catalytic applications, particularly in battery electrodes, oxygen evolution catalysts, and gas sensing devices, where its variable oxidation states and redox activity provide advantages over simpler oxides. The material is notable in research contexts for its potential in rechargeable battery systems and environmental remediation, though industrial deployment remains limited compared to established alternatives like manganese dioxide or lithium-containing oxides.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 80.04 | GPa | — | ||
Poisson's Ratio(ν) | 0.4100 | - | — | ||
Shear Modulus(G) | 27.31 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.765 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 12.69 | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01140 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -2.054 | eV/atom | — | ||
| ↳ | -1.672 | eV/atom | — |