Korth Kristalle GmbH

Refractive Index

 
 

Lithium Niobate (LiNbO3)

Properties (LiNbO3)   
Transmission Range (50% of total transmission)   0.32... 5.2 µm (thickness 6mm) 
Refractive Index   no = 2,237, ne = 2,158 @633 nm  
Reflective Loss   14,6% @0,633µm  
Reststrahlen    
Density   4.64 g/cm3  
Melting Point   1253°C  
Molecular Weight   147.8456  
Thermal_Conductivity   || C: 4,6 W/(m·K), C: 4,19 W/(m·K) (300/304K)  
Heat Capacity   630 J/(kg·K) 
Thermal Expansion   || C: 14,8 · 10-6 /K, C: 4,1 · 10-6 /K @298K  
Hardness (Mohs)   630 
Young`s Modulus   170 GPa 
Shear Modulus   68 GPa 
Bulk Modulus   112 GPa 
Rupture Modulus    
Elastic Coefficient   C11 = 202; C12 = 55; C13 = 71; C14 = 3,8; C33 = 242; C44 = 60,1; C66 = 8,3 GPa  
Dielectric Constant   82 @298K 
Solubility in Water   unsoluble 
Crystal Structure   Single crystal, synthetic  
Crystal Type  hexagonal, a = 5,15 Å, c = 13,86 Å 
Cleavage Planes   no cleavage 
Poisson Ratio   0.25 
Application   electro optic Q-switch, surface acoustic wave substrate, integrated optical substrate, optical parametric oscillator  

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