Lithium Niobate (LiNbO3) PLD Target

What are the properties of Lithium Niobate?

Lithium Niobate has the following properties:

• Crystal structure: Rhombohedral
• Density: 4.64 g/cm3
• Refractive index: 2.3
• Transparency range: 0.4 - 5.0 µm
• Curie temperature: 1142 °C
• Electro-optic coefficient: 30 pm/V
• Piezoelectric coefficient: 8.9 pm/V

How do the properties of Lithium Niobate compare to similar materials?

Compared to similar materials such as Lithium Tantalate and Barium Titanate, Lithium Niobate has a higher electro-optic coefficient and a broader transparency range.

Crystal Structure of Lithium Niobate

Lithium Niobate has a rhombohedral crystal structure with a space group R3c. Its lattice parameters are a = 5.148 Å and α = 68.11°.

Typical substrates with a good lattice match used for epitaxial growth of Lithium Niobate

The following substrates have a good lattice match with Lithium Niobate:

• Sapphire
• LSAT (Lanthanum Strontium Aluminum Tantalate)
• MgO (Magnesium Oxide)
• LSCO (Lanthanum Strontium Cobalt Oxide)

List 5 other similar thin film materials to Lithium Niobate

• Lithium Tantalate
• Barium Titanate
• Lead Zirconate Titanate (PZT)
• Bismuth Titanate
• Strontium Titanate