K2PbO3 is a lead potassium oxide ceramic compound belonging to the family of mixed-metal oxides. This material is primarily of research and specialized industrial interest, used in applications requiring lead-containing ceramics such as high-permittivity dielectrics, glass formulations, and ferroelectric components. Its notable characteristics include a relatively high density and potential applications in electronic ceramics, though it has largely been superseded in many traditional uses by lead-free alternatives due to environmental and toxicological concerns.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1776 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.312 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 11.84 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.4466 | C/m² | — | ||
| ↳ | 0.2040 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -142.8 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04100 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.407 | eV/atom | — |