Overview
| brand | Dihedron | model | PMNT-1 |
| Batch number | 098k39 | encapsulation | PMNT-2 |
| packing | box-packed | Minimum packaging quantity | one |
| Molecular formula | [Pb (Mg1/3Nb2/3) O3] (1-x) - [PbTiO3] x, X=0.24-0.40 | crystal structure | Square, (close to cubic) |
| Cell parameters | A=4.024 Å | melting point | 1280 ℃ |
| Growth method | Crucible descent method | density | 8.1 g/cm3 |
| Mohs scale hardness | three point five | Coefficient of thermal expansion | 10.4x10-6/K |
| Dielectric constant (polarization) ε | 10.4x10-6/K dielectric constant (polarization) ε 4000-5500@1KHz | Piezoelectric constant d33 | 1200-1500; 1500-2000; 2000-2500 pC/N |
| Curie temperature | 135-150 ℃ | Phase transition temperature | 50-90 ℃ (monoclinic tetragonal phase transition) |
| Electromechanical coupling coefficient | K33 (longitudinal mode): ˃ 92%; Kt (transverse mold): 59-62%; K33 (beam mode) 84-88% | Coercive electric field | 2-2.5 kV/cm |
| Conventional crystal orientation | <100>,<110>,<111> | Crystallographic tolerance | ± 0.3-0.5 ° |
| size | 5x5mm, 10x10mm, 20x20mm, Dia50.8mm, customizable | thickness | 0.5-10mm |
Product Details
As a new type of piezoelectric material, lead magnesium niobate Lead titanate (PMN-PT) [Pb (Mg1/3Nb2/3) O3] (1-x) - [PbTiO3] x single crystal material has the characteristics of high voltage electrical constant, large Electromechanical coupling coefficient, high dielectric constant, low loss, excellent nonlinear optical properties and pyroelectric properties. In particular, the piezoelectric properties are about 10 times higher than ordinary piezoelectric materials, making it more widely used than traditional PZT piezoelectric ceramics, Not only can it meet the application needs and become the core material for the new generation of high-performance piezoelectric transducers, nonlinear optical devices, and optoelectronic detection devices (such as infrared detectors), but it also provides a good research carrier for the vast number of scientific researchers.
application
It can be applied in a wider range of fields than traditional PZT piezoelectric ceramics. It can not only meet the application needs and become the core material for a new generation of high-performance piezoelectric transducers, nonlinear optical devices, and optoelectronic detection devices (such as infrared detectors), but also provide a good research carrier for researchers.
characteristic
The phase transition temperature and Coercivity field of the product are increased.
Electromechanical coupling coefficient k33 to 0.94; Field induced strain s>1.7%.
The piezoelectric coefficient of d33 is 4-5 times higher than PZT, and the dielectric loss is 1-3 times lower than PZT.
