CY8475 Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch

Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch Description

Our X-cut Lithium Tantalate (LiTaO3) Crystal, measuring 3 inches in diameter, is valued for its significant piezoelectric and electro-optical properties. Known for maintaining high thermal stability, this single crystal material exhibits impressive optical transparency across a broad wavelength range. Its uniform structure and low-defect composition ensure consistent performance, making it suitable for precise applications such as surface acoustic wave (SAW) devices, electro-optical modulators, and advanced optical systems.

To comply with rigorous industry standards, our LiTaO3 undergoes thorough quality control at each stage of production. We utilise state-of-the-art manufacturing techniques to achieve an ultra-smooth surface finish, tight dimensional tolerances, and consistent crystallographic orientation. This commitment to excellence ensures reliable, repeatable results for researchers, OEMs, and high-tech manufacturers seeking to enhance the performance in optics, telecommunications, and beyond.

Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch Applications

Lithium Tantalate (LiTaO3) X-cut crystals with a 3-inch diameter offer a notable blend of electro-optic, piezoelectric, and pyroelectric properties. This combination enables highly efficient frequency conversion, signal processing, and thermal sensing capabilities. By delivering superior stability and excellent optical transparency, these crystals are widely utilised across various industrial, research, and commercial sectors, facilitating applications in modern technology.

1. Industrial Applications

·         High-frequency ultrasonic transducers for non-destructive testing, leveraging LiTaO3's reliable piezoelectric response.

·         Thermal imaging sensors that utilise the crystal’s pyroelectric properties to provide accurate, stable detection.

2. Research Applications

·         Electro-optic modulators for advanced photonics experiments, exploiting LiTaO3’s significant electro-optic coefficients.

·         Novel nonlinear optics setups studying frequency doubling and mixing, facilitated by the crystal’s superior transparency.

3. Commercial Applications

·         Wireless communication filters utilising the crystal’s stable frequency response for cleaner signal processing.

·         Consumer IR sensors in safety and automation devices, benefiting from LiTaO3’s reliable pyroelectric capabilities.

Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch Packaging

Each Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch, is packaged using cushioned foam layers within a sturdy, shock-resistant container. The crystal surface is protected with anti-static film to prevent scratches and contamination. For storage, it’s recommended to keep the sealed container in a clean, humidity-controlled environment. Additional anti-dust liners assist in preserving crystal integrity. Custom packaging solutions, including specialised labeling and sealed barriers, are available upon request.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch FAQs

Q1: What are the key material properties of Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch?

A1: Lithium Tantalate Crystal (LiTaO3) in an X-cut orientation, Dia. 3 inch, exhibits excellent piezoelectric and ferroelectric behaviour, with a high Curie temperature of around 605°C. It has a relatively low dielectric constant, good electro-optic coefficients, and strong rigidity. The crystal also provides wide optical transparency from about 350 nm to 5000 nm. Additionally, it features low acoustic losses, making it suitable for SAW devices and other precision applications.

Q2: How should this product be handled and stored?

A2: To minimise contamination and damage, always wear cleanroom gloves when handling Lithium Tantalate X-cut wafers. Avoid direct contact with skin and store them in anti-static wafer cassettes or vacuum-sealed packaging. Maintain a clean, low-humidity environment to prevent surface degradation and particulate accumulation. Handle each wafer by its edges, using non-metallic tweezers or vacuum wands. Periodic inspection and proper labelling are recommended for efficient inventory management.

Q3: Which quality standards and certifications apply to Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch?

A3: Lithium Tantalate Crystal (LiTaO3) X-cut wafers typically comply with ISO 9001 quality management standards for material consistency and traceability. Many suppliers also adhere to RoHS and REACH directives to limit hazardous substances. Moreover, rigorous testing for crystallographic orientation, flatness, thickness tolerance, and surface roughness ensures conformity to industry-specific guidelines. Quality inspection reports and material certificates, such as Certificate of Compliance, are often provided to validate adherence to these international norms.

Related Information

1. Material Properties and Advantages

Lithium Tantalate Crystal (LiTaO3) X-cut, Dia. 3 inch possesses excellent pyroelectric, piezoelectric, and electro-optic characteristics, which make it suitable for precision sensor mechanisms and advanced signal processing components. Its notable thermal stability supports performance in demanding environments, ensuring that electrical and optical outputs remain consistent over extended operational periods. Additionally, the crystal’s robust lattice structure helps prevent fractures under stress, providing reliability for industrial and scientific applications.

Combined with a notable Curie temperature limit and naturally low acoustic loss, this X-cut crystal demonstrates highly efficient energy transduction. This ensures minimal signal distortion, a feature particularly valuable in RF devices and guided wave optics. Moreover, the controlled doping methods used in the manufacturing of LiTaO3 provide consistent quality and allow for better control of its electro-optic coefficients. These advantages, in turn, facilitate broader usage in sophisticated systems such as frequency modulators and integrated optic circuits.

2. Applications in Advanced Industries

Evolving high-frequency telecommunications and data centre infrastructures rely on X-cut Lithium Tantalate substrates to enhance signal amplification, reduce interference, and maintain stable system performance. The crystal’s piezoelectric characteristics enable the fine-tuning of oscillators, making it essential in radio-frequency filters and resonators. Furthermore, its unique electro-optic response contributes to faster data transmission capabilities, helping organisations meet today’s connectivity demands.

The aerospace and defence sectors utilise the specific properties of LiTaO3 to support radar systems, satellite communications, and guidance technology. The crystal’s ability to reliably function under extreme temperature conditions ensures essential instrumentation remains operational in difficult environments. From optical modulators to beam steering devices, X-cut Lithium Tantalate Crystal (LiTaO3) Dia. 3 inch plays a key role in facilitating advancements in engineering.