20-100μm Ultra Thin LiTaO3 Wafers

Kingwin Optics, renowned for its advanced optical materials, presents its ultra-thin LiTaO3 (Lithium Tantalate) wafers ranging in thickness from 20 to 100 micrometers. LiTaO3, a versatile piezoelectric material, combines exceptional physical properties with high precision manufacturing, making it an ideal choice for a wide array of applications in photonics, microelectronics, and sensing technologies.

Specification:

Diameter	3, 4 inches
Orientation	X, Y, Z, etc.
Material	LiTaO3
Thickness	20-100μm
Surface	Single-side or double-side polished

 

Detailed Advantages

• Ultra-Thin Thickness: The 20-100 μm thickness range enables seamless integration into compact and high-density devices, reducing overall system size and weight.
• Enhanced Piezoelectric Effect: LiTaO3 exhibits a strong piezoelectric response, allowing for efficient energy conversion between mechanical and electrical forms. This makes it ideal for high-sensitivity sensors, actuators, and resonators.
• High Optical Quality: With low optical absorption and scattering, ultra-thin LiTaO3 wafers maintain excellent optical transparency, supporting a broad range of optical applications.
• Temperature Stability: Compared to other piezoelectric materials, LiTaO3 demonstrates good temperature stability, ensuring reliable performance under varying environmental conditions.
• Excellent Acoustic Properties: Its high acoustic velocity and low attenuation make LiTaO3 wafers suitable for surface acoustic wave (SAW) devices operating at high frequencies.
• Surface Flatness and Smoothness: Kingwin Optics’ manufacturing processes ensure a high degree of surface flatness and smoothness, critical for precise device fabrication and performance.

Applications:

1. Piezoelectric Devices:

• High-Frequency Resonators: Utilized in filters, oscillators, and timing devices for telecommunications, radar systems, and electronic test equipment.
• Sensors and Actuators: Employed in pressure sensors, accelerometers, and micro-positioning systems due to their sensitivity to mechanical stimuli.
• SAW Devices: Ideal for RF filters, delay lines, and signal processors in mobile phones, wireless networks, and satellite communications.

2. Optical Devices:

• Acousto-Optic Modulators: Used in laser systems for beam steering, frequency shifting, and intensity modulation.
• Optical Waveguides: Thin LiTaO3 wafers can serve as substrates for the fabrication of integrated optical waveguides and devices.
• Nonlinear Optics: Although primarily known for its piezoelectric properties, LiTaO3 also exhibits nonlinear optical effects, opening possibilities for frequency conversion and parametric amplification.

3. Microelectronics:

• MEMS (Micro-Electro-Mechanical Systems): Integrated into micro-mirrors, switches, and other micro-scale mechanical components.
• Capacitors and Varactors: Leveraged in RF circuits for tunable capacitance and frequency control.

4. Research and Development:

• Material Science: Used as test substrates for studying surface phenomena, thin-film growth, and device physics.
• Quantum Technologies: Explored for potential applications in quantum sensing, computing, and communication due to its unique properties.

Kingwin Optics’ 20-100 μm ultra-thin LiTaO3 wafers offer a unique combination of piezoelectric, optical, and mechanical properties, making them invaluable in various industries. From high-precision sensing and actuation to advanced optical and microelectronic devices, these wafers enable the development of innovative solutions that push the boundaries of technology.