3-inch LaAlO3 Lanthanum Aluminate Single Crystal Wafer 0.5mm Thickness for High-Temperature Superconducting Applications
Price:
Negotiable
MOQ:
1pc
Delivery Time:
3-4 weeks
Brand:
Crystro
Product Description
Product Overview
3-inch diameter LaAlO3 (Lanthanum Aluminate) single crystal wafers with 0.5mm thickness are premium substrate materials specifically engineered for high-temperature superconducting applications. These crystals are grown using the Czochralski method and offer exceptional performance characteristics for advanced electronic devices.
Key Applications
- High-temperature superconducting microwave electronic devices
- Microwave filters for remote communications
- Electronic device substrates
- Catalysis and high-temperature fuel cells
- Advanced ceramics and wastewater treatment
Technical Specifications
| Parameter | Value |
|---|---|
| Crystal Structure | M6 (room temperature) / M3 (>435°C) |
| Unit Cell Constant | M6: a=5.357Å, c=13.22Å | M3: a=3.821Å |
| Melting Point | 2080°C |
| Density | 6.52 g/cm³ |
| Hardness | 6-6.5 Mohs |
| Thermal Expansion | 9.4×10⁻⁶/°C |
| Dielectric Constant | ε=21 |
| Secant Loss (10GHz) | ~3×10⁻⁴ @300K, ~0.6×10⁻⁴ @77K |
| Chemical Stability | Insoluble in mineral acids at room temperature, soluble in H₃PO₄ above 150°C |
| Available Diameters | Ф15, Ф20, Ф1″, Ф2″, Ф2.6″, Ф3″ (largest) |
| Thickness Options | 0.5mm, 1.0mm |
| Polishing | Single or double side |
| Crystal Orientations | <100>, <110>, <111> |
| Surface Roughness (Ra) | ≤5Å (5µm×5µm) |
Performance Advantages
- Small dielectric constant for optimized performance
- Low dielectric loss enhancing signal integrity
- Excellent lattice matching with high-temperature superconducting materials
- Minimal thermal expansion coefficient ensuring dimensional stability
- Superior chemical stability for long-term reliability
- Wide energy gap and large specific surface area
- High thermal stability and catalytic activity
Quality & Packaging
All LaAlO3 wafers are processed in Class 1000 clean room environments and packaged in 100 clean bags or single box packaging to ensure maximum purity and protection during shipping and storage.
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Company
ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd.
Location
No. 176, Yuner Rd, Yunhai Rd Industrial Park, Baohe District，Hefei City，Anhui Province
Contact Person
Wu