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CR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric Effect

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CR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric Effect

Brand Name : BonTek

Model Number : Lithium Tantalate (LiTaO3)

Certification : ISO:9001, ISO:14001

Place of Origin : China

MOQ : 5 pcs

Price : Negotiable

Payment Terms : T/T

Supply Ability : 10000 pcs/Month

Delivery Time : 1-4 weeks

Packaging Details : Cassette/ Jar package, vaccum sealed

Product : LiTaO3 Wafer

Grade : SAW Grade, Optical Grade

Orientation : Y-cut, 36Y-cut, 42Y-cut

Surface Finish : Double / Single side polish

Dia. : 3inch, 4inch, 6inch

Thickness : 0.35mm, 0.5mm

Primary Flat : 22mm, 32mm, 47.5mm, 57.5mm

Application : High Frequency Broadband Filter and Piezoelectric Transducer

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Precision Pyroelectricity: LiTaO3's Impact in Motion Sensors

Witness the impact of LiTaO3's pyroelectric effect in the realm of motion sensors, where precision matters most. Our ultra-thin LiTaO3 wafers, at a wafer-level thickness of 20um and diameters reaching 4 inches, play a transformative role in enhancing the accuracy of motion-sensing applications. The inherent pyroelectric effect responds dynamically to temperature changes, allowing for meticulous detection in security systems and automation technologies. LiTaO3's thinness is not just a feature; it's the key to unlocking unparalleled precision in motion sensor applications.

CR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric EffectCR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric EffectCR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric Effect

Material

Ltihium Tantalate (LT) Wafer

Diameter

3inch

4inch

6inch

76.2mm

100mm

150mm

S/D

20/10

20/10

20/10

TTV

<3um

<3um

<5um

PLTV

>95%

>95%

>95%

Warp

<20um

<40um

<50um

BOW

<20um

<30um

<30um

Roughness

Ra<0.5nm

Ra<0.5nm

Ra<0.5nm

Reduction

Standard White
Black Reduced

Standard White
Black Reduced

Standard White
Black Reduced

Doping

Fe doped
Yellow Black

Fe doped
Yellow Black

Fe doped
Yellow Black

Properties

LiTaO3 (LT)

Crystal Structure

Trigonal,a = 5.154, c = 13.784Å

Melting Point

1650℃

Curie Temperature

607℃

Transmission Range

400 – 5000 nm

Absorption edge

270nm

Absorption loss

< 0.15 %/cm @ 1064 nm

Refractive Index

no=2.176,ne=2.180(at 0.633 µm)

no=2.131,ne=2.134(at 1.2 µm)

Density

7.45g/cm3

Thermal Conductivity

8.78x 10-7 m2/sec

Optical homogeneity

~10-5

Hardness (Mohs)

5

Elastic Coefficient

CE11 2.33(X 1011 N/m2)

CE33 2.77(X 1011 N/m2)

Dielectric Constant

ε11/ε0 52.7

ε33/ε0 44.5

Solubility in Water

insoluble in water

NLO Coefficients

d33 = 13.8 pm/V

d22= 2.4 pm/V

d11= 0.85 pm/V

Electro-Optic Coefficients

r31 =8.4 pm/V, @633nm

r22 =20 pm/V, @633nm

r33 =30.5 pm/V, @633nm

Damage Threshold

2 MW/cm2@532nm

CR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric Effect

CR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric Effect

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CR AU Coating Lithium Tantalate LiTaO3 Crystal Piezoelectric Effect


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