CY8471 Lithium Tantalate Crystal (LiTaO3) Z-cut, Dia. 6 inch

Lithium Tantalate Crystal (LiTaO3) Z-cut, Dia. 6 inch Description

Our Lithium Tantalate (LiTaO₃) Z-cut crystal, measuring six inches in diameter, offers exceptional pyroelectric, piezoelectric, and electro-optic properties. Renowned for its high thermal stability and transparency in the infrared range, it is suitable for photonic devices such as optical modulators and waveguides. Its low dielectric losses, combined with a wide operating temperature range, ensure reliable performance in electronic and telecommunications applications.

Manufactured under stringent quality standards, this crystal provides a uniform thickness and minimal defects. Its precise crystallographic orientation (Z-cut) enhances polarisation effects, making it suitable for high-precision electro-optic modulators, sensors, and surface acoustic wave (SAW) devices. Whether you require high-frequency operation, enhanced signal processing, or reliable optical transmission, our LiTaO₃ crystals deliver consistent, high-quality results.

Lithium Tantalate Crystal (LiTaO3) Z-cut, Dia. 6 inch Applications

Lithium Tantalate (LiTaO3) Z-cut crystals with a 6-inch diameter exhibit exceptional electro-optic, pyroelectric, and nonlinear optical properties. These characteristics, combined with excellent thermal stability, make them essential in high-precision applications. From industrial processes to advanced research and commercial products, LiTaO3 Z-cut crystals provide reliable performance and versatility, ensuring they remain a key component in technological solutions.

1. Industrial Applications

·         Surface acoustic wave (SAW) filters in telecommunication systems

·         Piezoelectric sensors for monitoring and control in automated production lines

2. Research Applications

·         Nonlinear optical studies involving second-harmonic generation

·         Electro-optic modulators for high-speed photonics experiments

3. Commercial Applications

·         Pyroelectric detectors for thermal imaging devices

·         Optical components in compact laser systems for medical diagnostics

Lithium Tantalate Crystal (LiTaO3) Z-cut, Dia. 6 inch Packaging

Each 6-inch Lithium Tantalate (LiTaO3) Z-cut crystal is securely packaged using static-free foam inserts in a sealed, moisture-resistant pouch, preventing contamination during transit. Store in a clean, humidity-controlled environment away from direct sunlight to maintain integrity. We incorporate anti-static barriers to avoid electrostatic discharge and ensure product purity. Custom packaging, including tailored labelling and specialised containers, is available.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Lithium Tantalate Crystal (LiTaO3) Z-cut, Dia. 6 inch FAQs

Q1: What are the key material properties of Lithium Tantalate Crystal (LiTaO3) Z-cut, Dia. 6 inch?

A1: Lithium Tantalate (LiTaO3) is a ferroelectric crystal with excellent pyroelectric and piezoelectric properties. Known for its high Curie temperature (~605 °C), stable refractive indices, and strong electro-optic coefficients, it is widely used in SAW devices, optical modulators, and IR detectors. The Z-cut orientation is particularly valuable for stable optical and acoustic wave propagation. The 6-inch diameter offers a larger wafer surface area for device fabrication and increased production efficiency.

Q2: How should this product be handled and stored?

A2: Lithium Tantalate (LiTaO3) wafers should be handled with clean, lint-free gloves to avoid surface contamination and damage. They must be protected from mechanical stress by using suitable holders or carriers, particularly along the edges. Storage in cleanroom-compatible packaging at controlled humidity and temperature is recommended to maintain crystal quality. Avoid shocks, scratching, and direct contact with hard surfaces.

Q3: Which quality standards and certifications apply to Lithium Tantalate Crystal (LiTaO3) Z-cut, Dia. 6 inch?

A3: These crystals typically conform to international standards such as ISO 9001 for quality management and ISO 14001 for environmental management. Manufacturers often provide thorough inspection protocols, including flatness and wafer thickness uniformity checks. Compliance with RoHS and REACH regulations is common, ensuring product safety and environmental responsibility. Documentation may also reference MIL-STD reliability testing for specialised applications.

Related Information

1. Quality Control Measures

Rigorously verified at each stage of fabrication, the 6-inch Z-cut Lithium Tantalate (LiTaO3) wafer undergoes a series of standard inspections to ensure precision and consistency. These inspections include optical microscopy to detect subsurface defects, interferometric evaluation to verify surface flatness, and stringent dimensional analysis for thickness uniformity. By employing advanced metrology systems, such as non-contact profilometers, manufacturers can guarantee the crystal’s surface characteristics meet the specific requirements of high-performance applications.

Incorporating both mechanical and electrical assessments, the quality control process further evaluates the crystal’s acoustic and piezoelectric properties. Ion beam and X-ray diffraction analyses confirm lattice integrity, while volt-ampere measurements verify stable dielectric performance. These thorough procedures align with industry best practices, thereby minimising the risk of failure in critical applications such as optical modulation, waveguide development, and highly sensitive sensor arrays.

2. Applications in Advanced Industries

Working at the forefront of innovation, 6-inch Z-cut LiTaO3 substrates play a vital role in the production of high-frequency surface acoustic wave (SAW) filters used in telecommunications. The crystal’s unique piezoelectric properties facilitate the generation and detection of precise acoustic signals, enabling efficient filtering in mobile networks and satellite communication systems. Its stable temperature characteristics also make it an ideal solution for applications where consistent performance is important.

Tailoring the wafer to accommodate developing optical technologies, LiTaO3 is widely adopted in advanced photonics fields. The Z-cut orientation, combined with the crystal’s high electro-optic coefficient, supports the development of efficacious modulators in infrared and visible wavelength ranges. Whether it’s for developing optical circuits or enhancing laser communication setups, the properties of a 6-inch LiTaO3 wafer ensure long-lasting reliability and effective performance in industrial environments.