Single crystal SrLaAlO4
Size: 5mm x 5mm x 0.5mm
Orientation: (100)
Polish: two sides EPI polished.
Features
Ø Good lattice match with perovskite structure superconductors
Ø Stable structure with much less defects than SrTiO3
Ø Low dielectric constant suitable for microwave or
high frequency application
Typical Properties
Chemical Formula SrLaAlO4
Purity 99.99%
Color Light Brown
Crystal Structure Tetragonal
Unit Cell a = 3.756 Å c = 12.636 Å
Density 5.92 g / cc
Melting Point 1650 °C
Thermal Expansion Coeff 12 ppm / °C
Dielectric Constant 16.81 at a axis 20.02 at c axis
Loss Tangent (1 MHz, 300K) 6x104 at a axis 8x104 at c axis
Crystal growth Technique CZ
Maximum as grown. crystal size 30 mm dia x 35 mm length
Standards substrate Size 10 mm x 10 mm x0.5 mm
Standard Orientation (100), (001)
Orientation tolerance + / - 0.5°
Surface Roughness <10 Å
Edge alignment Available on request
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