Lithium tantalate (data page)

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Template:Short description This page provides supplementary chemical data on lithium tantalate.

Material Safety Data Sheet

The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as SIRI, and follow its directions.

Structure and properties

Template:Chembox header | Structure and properties
Index of refraction, nD ?
Abbe number ?
Dielectric constant, ε11 51 ε0 (measured at constant stress)
Dielectric constant, ε33 45 ε0 (measured at constant stress)
Dielectric constant, ε11 38.3 ε0 (measured at constant strain)
Dielectric constant, ε33 46.2 ε0 (measured at constant strain)
Piezoelectric constant, d15 26 pC/N
Piezoelectric constant, d22 7 pC/N
Piezoelectric constant, d31 -2 pC/N
Piezoelectric constant, d33 8 pC/N
Bond strength ?
Bond length ?
Bond angle ?
Magnetic susceptibility ?

Thermodynamic properties

Template:Chembox header | Phase behavior
Triple point ? K (? °C), ? Pa
Critical point ? K (? °C), ? Pa
Thermal Expansion 2x10−6 K−1 (z), 16x10−6 K−1 (x,y)
Curie temperature ~950 K (~680 °C) (~1220 °F)
Std enthalpy change
of fusion, ΔfusHo 		? kJ/mol
Std entropy change
of fusion, ΔfusSo 		? J/(mol·K)
Std enthalpy change
of vaporization, ΔvapHo 		? kJ/mol
Std entropy change
of vaporization, ΔvapSo 		? J/(mol·K)
Template:Chembox header | Solid properties
Std enthalpy change
of formation, ΔfHosolid 		? kJ/mol
Standard molar entropy,
Sosolid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Template:Chembox header | Liquid properties
Std enthalpy change
of formation, ΔfHoliquid 		? kJ/mol
Standard molar entropy,
Soliquid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Template:Chembox header | Gas properties
Std enthalpy change
of formation, ΔfHogas 		? kJ/mol
Standard molar entropy,
Sogas 		? J/(mol K)
Heat capacity, cp ? J/(mol K)

Spectral data

Template:Chembox header | UV-Vis
λmax ? nm
Extinction coefficient, ε ?
Template:Chembox header | IR
Major absorption bands ? cm−1
Template:Chembox header | NMR
Proton NMR  
Carbon-13 NMR  
Other NMR data  
Template:Chembox header | MS
Masses of
main fragments 		 

Template:Chemical data page general note

References

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