Korth Kristalle GmbH

Refractive Index


Rubidium Chloride (RbCl)

Properties (RbCl)   
Transmission Range (50% of total transmission)   0,2 - 35 µm (thickness 2mm)  
Refractive Index   1,491746 @633 nm  
Reflective Loss   3,57% @10 µm  
Density   2.8 g/cm3  
Melting Point   724°C  
Molecular Weight   120.92  
Thermal Conductivity   7.6 W/(m·K) @397°C  
Heat Capacity   418 J/(kg·K) @10°C  
Thermal Expansion   36 · 10-6 /°C @0°C  
Hardness (Mohs)    
Young`s Modulus    
Shear Modulus    
Bulk Modulus   16.3 GPa 
Rupture Modulus    
Elastic Coefficient   C11 = 36.4; C12 = 6.3; C44 = 4.7 GPa 
Dielectric Constant   4,9 
Solubility in Water   93,9 g/100 g @25°C  
Crystal structure  Single crystal, synthetic  
Crystal Type  Cubic, NaCl type structure, a0 = 6.5810 Å 
Cleavage Planes   (100) 
Poisson Ratio    
Application   IR optics (hardly used) 

Transmission spectrum


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