Potassium niobate
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Potassium niobate (KNbO3) is an inorganic compound with the formula KNbO3. A colorless solid, it is classified as a perovskite ferroelectric material.[2] It exhibits nonlinear optical properties, and is a component of some lasers.[3] Nanowires of potassium niobate have been used to produce tunable coherent light.
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Potassium niobate | |
Other names
niobate, niobium potassium oxide, potassium columbate | |
Identifiers | |
3D model (JSmol) |
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ChemSpider | |
ECHA InfoCard | 100.031.573 |
PubChem CID |
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CompTox Dashboard (EPA) |
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Properties | |
KNbO3 | |
Molar mass | 180.003 g·mol−1 |
Appearance | White rhombohedral crystals |
Density | 4.640 g/cm3 |
Melting point | ≈ 1100 °C[1] |
Hazards | |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose) |
3000 mg/kg (oral, rat) |
Related compounds | |
Other anions |
Potassium chlorate Potassium bromate |
Other cations |
Lithium niobate Strontium barium niobate |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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