CY8518 Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm

Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm Description

Strontium Titanate Nb-SrTiO3 (STO) 0.7% Nb-doped crystal substrates are recognised for their excellent electrical conductivity and precise lattice matching in a variety of advanced electronic and photonic applications. This (110)-oriented substrate, measuring 10 x 10 x 0.5 mm, offers a stable and uniform crystalline structure that supports high-quality epitaxial film growth. The controlled dopant level of niobium ensures enhanced conductivity, making it particularly suitable for subsequent device fabrication and research.

Each substrate is produced with strict quality standards in mind, delivering exceptional surface flatness and minimal defect density. This reliability translates into improved device performance and reproducibility, supporting both academic and industrial research endeavours. Whether applied to thin-film transistor development, optical modulators, or sensor technologies, Nb-SrTiO3 crystal substrates offer a versatile platform for advancements in materials science and engineering.

Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm Applications

Strontium Titanate Nb-SrTiO3 (STO)

0.7% Doped Crystal Substrate (110) 10x10x

0.5 mm is a versatile material known for its enhanced conductivity, optical clarity, and excellent lattice matching for advanced film growth. With Nb doping, STO offers stable electrical properties, making it ideal for a wide range of advanced applications. These include various industrial, research, and commercial domains where precise control over electronic characteristics is critical.

1. Industrial Applications

·         Application 1: Used as a conductive surface layer in semiconductor production, enabling precise control of film thickness and resistivity for large-scale device fabrication.

·         Application 2: Serves as a durable substrate for epitaxial growth in power electronics, supporting improved energy efficiency and operational stability.

2. Research Applications

·         Application 1: Acts as a model oxide substrate for studying electron transport phenomena in complex oxide thin films, aiding fundamental physics research.

·         Application 2: Provides a platform for investigating quantum effects, facilitating experiments in multiferroic materials and nanostructures at low temperatures.

3. Commercial Applications

·         Application 1: Integrated into optical devices such as electro-optic modulators, leveraging its transparency and controlled conductivity for improved signal processing.

·         Application 2: Employed in sensor technologies for consumer electronics, delivering rapid response times in touch screens and imaging systems due to its stable electrical properties.

Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm Packaging

The recommended packaging for Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm includes individually sealed antistatic bags lined with ESD-safe foam to protect against mechanical shock. The crystals should be stored in a clean, dry environment at room temperature to minimise contamination. Protective gloves and cleanroom protocols are advised during handling. Custom packing solutions, such as vacuum-sealed trays or nitrogen-purged containers, are available on request.

Packaging: Vacuum sealed, Wooden Box, or Customised.

Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm FAQs

Q1: What are the key material properties of Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm?

A1: This substrate features high carrier concentration due to 0.7% Nb doping, enabling enhanced electrical conductivity. It exhibits a tetragonal crystal structure at lower temperatures, transitioning to a cubic phase near room temperature. The (110) orientation ensures anisotropic electrical and optical characteristics. It also offers a low dielectric loss, high refractive index, and good lattice matching with various thin-film materials, making it suitable for advanced electronic and optoelectronic applications.

Q2: How should this product be handled and stored?

A2: Handle the crystal substrate with cleanroom gloves to avoid contamination, and only use instrument-grade tweezers or vacuum wands if possible. Store it in a dust-free container or wafer carrier to protect delicate surfaces and edges from mechanical damage. Maintain stable temperature and humidity conditions, ideally in an environment between 20—25°C and 40—50% relative humidity, to preserve its crystallinity and prevent surface degradation.

Q3: Which quality standards and certifications apply to Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm?

A3: These substrates typically conform to ISO 9001-based manufacturing processes, ensuring consistent crystal quality and dimensional accuracy. Many suppliers also adhere to RoHS and REACH regulations, confirming that no restricted substances are used during production. As part of quality assurance, each substrate may undergo rigorous metrology checks for thickness uniformity, surface roughness, and orientation accuracy, guaranteeing compliance with strict industry and research specifications.

Related Information

1. Manufacturing Process

Meticulous crystal growth is carried out by carefully controlling temperature and atmosphere conditions to form the Strontium Titanate Nb-SrTiO3 (STO) Nb Doped 0.7% Crystal Substrate (110) 10x10x0.5 mm. This approach ensures a uniform distribution of niobium throughout the crystal lattice, improving conductivity and maintaining the desired (110) orientation. The substrates are then precisely cut and polished to meet tight tolerances, producing a smooth surface finish that is critical for subsequent device fabrication steps.

During the doping stage, specialised techniques guarantee that the 0.7% Nb concentration is integrated evenly across each substrate, enhancing overall electrical properties without compromising the stability of the STO matrix. This careful process helps maintain precise thickness at 0.5 mm and ensures minimal contamination, supporting high repeatability and consistent product performance across different production batches.

2. Applications in Advanced Industries

High-performance thin-film transistor research relies on these Nb-doped STO substrates due to their stable crystal orientation and consistent electrical conductivity. The 10x10x0.5 mm dimensions allow for adaptable integration into various device layouts, facilitating the development of electronics where precise control of carrier density is essential. Furthermore, the substrate’s excellent lattice match supports complex oxide films, enabling advanced functional layers that can exhibit ferroelectric and superconducting properties.

Optoelectronic sectors benefit from this substrate’s optical transparency and fine-tuned doping level, making it an ideal platform for innovative sensor and detector applications. By combining conductive properties with a high degree of structural integrity, Nb-SrTiO3 substrates can boost both efficiency and longevity for emerging photonic devices. Ultimately, this material serves as a key enabler for ongoing advancements in integrated electronics and optics.