Single crystal quartz wafers are precision-engineered substrates valued for their exceptional piezoelectric properties, optical transparency, thermal stability, and frequency control performance. UniversityWafer supplies AT-cut, ST-cut, X-cut, Y-cut, and Z-cut quartz substrates for QCM sensors, SAW and BAW devices, MEMS, photonics, optics, RF electronics, and advanced university research, with custom diameters, orientations, thicknesses, and polishing options available.
UniversityWafer supplies premium single crystal quartz wafers for piezoelectric devices, frequency control, optics, MEMS, sensors, and advanced semiconductor research. We provide high-quality quartz substrates in multiple crystallographic orientations with custom diameters, thicknesses, and polishing options to meet the requirements of research laboratories, universities, and commercial manufacturers.
"We are developing high-stability quartz crystal resonators for precision sensing and require AT-cut single crystal quartz wafers with double-side polishing, low surface roughness, and tight thickness tolerances for frequency characterization."
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Single crystal quartz wafers are precision-cut substrates manufactured from naturally piezoelectric crystalline quartz (SiO2). Unlike fused silica, which is amorphous, single crystal quartz possesses an ordered crystal lattice that enables exceptional piezoelectric performance, excellent frequency stability, high optical transparency, and outstanding thermal resistance. These unique properties make quartz wafers ideal for precision timing devices, acoustic wave technologies, optical systems, MEMS fabrication, and scientific research.
Quartz wafers are available in several crystallographic orientations to optimize performance for different applications. The most common is AT-cut quartz, widely used in crystal oscillators because of its excellent frequency stability over a broad temperature range. Other popular orientations include ST-cut for sensors, X-cut, Y-cut, and Z-cut, each offering unique piezoelectric and mechanical properties for specialized electronic, optical, and acoustic devices.
Single crystal quartz offers an outstanding combination of electrical, optical, and mechanical properties. Its stable crystal structure provides low acoustic loss, excellent dimensional stability, high chemical resistance, and extremely low thermal expansion. Quartz is also highly transparent from the ultraviolet through the infrared spectrum, making it valuable for optical components and photonics. These characteristics allow quartz substrates to deliver highly repeatable performance in demanding scientific and industrial environments.
Single crystal quartz wafers are used across numerous high-technology industries where precision and stability are essential. Typical applications include:
UniversityWafer supplies high-quality single crystal quartz wafers with custom crystallographic orientations, diameters, thicknesses, edge profiles, and polished finishes. Available options include AT-cut, ST-cut, X-cut, Y-cut, and Z-cut quartz, along with single-side polished (SSP) and double-side polished (DSP) substrates. Our quartz wafers support applications in frequency control, acoustics, optics, MEMS, semiconductor research, and advanced photonic device development.