Y-Cut Quartz Windows and Single Crystal Quartz Substrates

Y-Cut Single Crystal Quartz Wafers

UniversityWafer supplies Y-cut single crystal quartz substrates for RF devices, SAW filters, oscillators, optical systems, sensors, and microelectronics research applications. Custom diameters, thicknesses, and polish options are available for both research and production environments.

A materials engineer requested the following quote:

“I tentatively need 1-inch to 2-inch diameter X-cut quartz and Y-cut quartz. Ten of each. Do you have them? I'd like to have some product list.”

Dia	Ori	Thick	Pol	Brand/Grade	SEED	Top side Ra	Backside Ra
1"	Y-CUT	0.5mm	DSP	SAW	seedless	<1nm	<1nm
2"	Y-CUT	0.5mm	DSP	SAW	with seed	<1nm	<1nm

Reference #220280 for specs and pricing.

We carry Y-cut quartz wafers in stock for piezoelectric, optical, RF, and semiconductor applications. Contact us with your required specifications and quantities.

Example Stock Specification:

30mm Y-cut quartz wafer
5mm thickness
DSP polished surface

Get Your Y-Cut Quartz Wafer Quote FAST! Or, Buy Online today!

Typical Y-Cut Quartz Specifications

Material: Single crystal SiO2 (quartz)
Diameter: 2"
Thickness: 0.5 mm
Orientation: Y-cut
Polish: One side polished
Surface Roughness: < 5 Å (AFM)
Packaging: Class 1000 cleanroom wafer carrier

Y-Cut Quartz Substrate Applications

Y-cut quartz substrates are widely used in piezoelectric, optical, telecommunications, and frequency-control applications because of their excellent thermal stability and crystal orientation characteristics.

Frequency Control Devices: Y-cut quartz is commonly used in oscillators, resonators, and timing devices where stable frequency generation is required.
Telecommunications: Quartz substrates are used in RF communication systems and signal-processing devices requiring precise frequency stability.
Sensors and Actuators: The piezoelectric properties of Y-cut quartz make it useful in pressure sensors, accelerometers, ultrasonic transducers, and precision measurement systems.
Optical Applications: Y-cut quartz can be used in optical waveplates, polarizers, prisms, and advanced photonics systems.
Surface Acoustic Wave (SAW) Devices: Y-cut quartz substrates are widely used for SAW filters and RF signal processing applications in wireless communication technologies.
Precision Instrumentation: High frequency stability makes Y-cut quartz useful in scientific instruments and precision electronic equipment.
Microelectronics: Y-cut quartz wafers are used for thin film deposition, semiconductor processing, and electronic device fabrication research.

Y-cut quartz continues to be an important substrate material for RF systems, optical technologies, piezoelectric devices, and semiconductor research applications.

Y-Cut Quartz Substrates for RF, SAW and Optical Research

A Y-cut quartz substrate is a single crystal quartz material used in applications that require stable piezoelectric, optical, and frequency-control performance. Y-cut quartz single crystal orientation for SAW and RF devices Because of its crystal orientation, Y-cut quartz is often used for surface acoustic wave devices, RF filters, sensors, resonators, and precision optical components.

UniversityWafer supplies Y-cut quartz windows and thin single crystal quartz substrates in custom diameters, thicknesses, and polish options for research and production applications.

What Is Y-Cut Quartz?

Y-cut quartz is quartz cut along a specific crystallographic orientation to achieve useful electrical, thermal, and mechanical behavior. Y-cut quartz characteristics for frequency control applications This orientation is valuable for devices that depend on predictable vibration, frequency stability, and piezoelectric response.

Compared with X-cut quartz, Y-cut quartz is selected when the device design requires a different crystal axis, frequency response, or thermal behavior. These differences make Y-cut quartz useful in high-frequency electronics, acoustic wave devices, and precision sensing systems.

Thin Y-Cut Quartz Wafers

Thin Y-cut quartz wafers are used in research involving resonators, RF components, optical systems, sensors, and thin film deposition. Researchers often request polished X-cut, Y-cut, and Z-cut quartz crystals in thin dimensions such as 100µm and 300µm for testing different crystal orientations.

We quoted the following specs:

Dia	Ori	Thickness	Pol	Brand /Grade	SEED
25.4 ± 0.2 mm	X-CUT	0.10 ± 0.025 mm	DSP	SAW	seedless
25.4 ± 0.2 mm	X-CUT	0.30 ± 0.025 mm	DSP	SAW	seedless
25.4 ± 0.2 mm	Y-CUT	0.10 ± 0.025 mm	DSP	SAW	seedless
25.4 ± 0.2 mm	Y-CUT	0.30 ± 0.025 mm	DSP	SAW	seedless
25.4 ± 0.2 mm	Z-CUT	0.10 ± 0.025 mm	DSP	SAW	seedless
25.4 ± 0.2 mm	Z-CUT	0.30 ± 0.025 mm	DSP	SAW	seedless

Y-Cut Quartz for Resonators and Bechmann’s Number

Y-cut quartz can be used in quartz crystal resonator research where electrode size, plate thickness, and frequency behavior must be carefully controlled. Bechmann’s number helps researchers evaluate the relationship between electrode dimensions and quartz plate thickness when designing resonators and thin film acoustic devices.

Y-Cut Quartz Faceted Cut

The Y-cut crystal orientation can be used when a quartz slice needs specific vibration behavior under electrical stimulation. Y-cut quartz single crystal wafer for piezoelectric applications This makes Y-cut quartz useful in piezoelectric research, RF device testing, and acoustic wave applications where crystal orientation affects device performance.

Y-Cut Quartz vs X-Cut Quartz

Y-cut and X-cut quartz are both single crystal quartz orientations, but they are selected for different electrical, thermal, and frequency-control requirements. Y-cut quartz is commonly used in high-frequency and acoustic wave applications, while X-cut quartz may be selected for other oscillator, sensor, or optical designs.

Choosing between Y-cut, X-cut, and Z-cut quartz depends on the device design, crystal axis, thickness, polish, frequency target, and operating temperature range.

Y-Cut Quartz Windows Single Crystal in Stock