Lithium tantalate
Lithium tantalate is the inorganic compound with the formula LiTaO3. It is a white, diamagnetic, water-insoluble salt. The compound has the perovskite structure. It has optical, piezoelectric, and pyroelectric properties that make it valuable for nonlinear optics, passive infrared sensors such as motion detectors, terahertz generation and detection, surface acoustic wave applications, cell phones. Considerable information is available from commercial sources about this material.
| Names | |
|---|---|
| IUPAC name
Lithium tantalate | |
| Other names
Lithium Metatantalate | |
| Identifiers | |
| ECHA InfoCard | 100.031.584 |
PubChem CID |
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| RTECS number |
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CompTox Dashboard (EPA) |
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| Properties | |
| LiTaO3 | |
| Molar mass | 235.887 g/mol |
| Density | 7.46 g/cm3, solid |
| Melting point | 1,650 °C (3,000 °F; 1,920 K) |
| Insoluble in water | |
| Structure | |
| Space group R3c | |
a = 515.43 pm, c = 1378.35 pm | |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards |
Acute Toxicity: Oral, Inhalation, Dermal |
| Safety data sheet (SDS) | http://www.samaterials.com/pdf/Lithium-Tantalate-Wafers-(LiTaO3-Wafers)-sds.pdf |
| Related compounds | |
Other anions |
LiNbO3 |
| Supplementary data page | |
| Lithium tantalate (data page) | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
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