High Performance PMN-PT Piezoelectric Single Crystal
Unparalleled piezoelectrics enable superior bandwidth and output in your system to propel you ahead of the competition.
Single crystal PMN-PT possesses exceptional properties and is poised to revolutionize applications from medical ultrasound to adaptive optics and energy harvesting.TRS crystals exhibit 5x the strain energy density and significantly higher electromechanical coupling than conventional piezoceramics.
Applications and Advantages
Acoustics
- Unparalleled piezoelectrics enable superior bandwidth and output in your system to propel you ahead of the competition.
- Single crystal PMN-PT possesses exceptional properties and is poised to revolutionize applications from medical ultrasound to adaptive optics and energy harvesting. TRS crystals exhibit 5x the strain energy density and significantly higher electromechanical coupling than conventional piezoceramics.
- Applications and Advantages
Actuation
- Superior strain at ambient and cryogenic temperatures (crystal strain at 77K comparable to ceramic strain at 293K)
- Lower drive fields possible compared to ceramics
- Unique modes allow for novel designs
Select Material Property Ranges
Typical property ranges of relaxor-PT Crystals at TRS
(rhombohedral phase kt mode plates, thickness >= 0.35mm, poled along <001> with 4mm symmetry)
|
|
X2B
(PMN-PT)
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X4B
(PIN-PMN-PT)
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X6B
(Sm:PIN-PMN-PT)
|
Mn:PIN-PMN-PT
(R&D)
|
|
Ɛ33Τ (Kfree)
|
5000-7000
|
4000-6000
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4900-7000
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2900-3900
|
|
Tanσ (%)
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≤0.9%
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≤0.9%
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≤1.2%
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≤0.2%
|
|
d33 (pC/N)
|
1500-2400
|
1200-2100
|
1350-2600
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1100-2000
|
|
kt
|
0.55-0.59
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0.52-0.58
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0.52-0.58
|
0.52-0.58
|
|
k33
|
0.91-0.96
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0.90-0.95
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0.90-0.96
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0.89-0.95
|
|
Vt (m/s)
|
4500-4850
|
4340-4650
|
4350-4660
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4340-4650
|
|
Nt (Hz.m)
|
1900-1960
|
1870-1930
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1880-1970
|
1860-2000
|
|
Tc (˚C)
|
130-145
|
150-200
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143-175
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170-210
|
|
Trt (˚C)
|
86-100
|
105-130
|
80-100
|
110-130
|
|
Ec (kV/cm)
|
1.9-2.5
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4.5-6.0
|
4.5-6.0
|
4.5-6.0
|
|
Qm
|
80
|
150
|
140
|
500
|
Notes:
(1) k33 is calculated from [001] poled kt mode plates
(2) Qm values are reference only
(3) Property ranges for X6B are preliminary
Compositions Available
PMN-PT, TRS X2A & TRS X2B
High strain and high coupling for your high sensitivity application.
PIN-PMN-PT, TRX X4A & TRSX4B
Higher coercive field for your higher drive application.
Mn-PIN-PMN-PT
This next generation PIN-PMN-PT material is available in limited quantities with special growth runs.
Standard Parts and Tolerances
Our PMN-PT materials are available as discs, rings, and plates. Please see here for more information on available single crystal modes and electrical specifications.
Developmental Single Crystal Devices
Single crystal PMN-PT piezoelectrics offer unique advantages for actuators, transducers, and composites. We can help you investigate the benefits of single crystal piezoelectric material by designing and building your actuator, transducer, or composite. Please contact us by phone or email to discuss your application today.