CaMn0.98Nb0.02O3 is a doped perovskite oxide ceramic based on calcium manganate, where a small fraction of manganese sites are substituted with niobium. This is a research-phase compound designed to investigate how niobium doping modifies the electronic, thermal, and structural properties of the parent CaMnO3 perovskite. Perovskite oxides are of strong interest for thermoelectric devices, solid oxide fuel cells, and high-temperature structural applications due to their tunable functional properties; niobium substitution typically aims to optimize carrier concentration, reduce thermal conductivity, or enhance phase stability. Engineers and materials researchers evaluate such doped variants to balance competing thermal, electrical, and mechanical performance requirements for energy conversion or high-temperature service.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Thermal Conductivity(k)2 entries | 0.7978 | BTU/(hr·ft·°F) | — | ||
| ↳ | 0.7978 | BTU/(hr·ft·°F) | 727°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Electrical Conductivity(σ) | 32.38 | S/cm | 727°C | ||
Electrical Resistivity(ρe) | 0.000309 | Ω·m | 727°C | ||
Thermoelectric Power Factor(PF) | 0.000200 | W/(m·K²) | 727°C | ||
Seebeck Coefficient(S) | -248.2 | μV/K | 727°C | ||
Thermoelectric Figure of Merit(zT) | 0.1445 | - | 727°C |