Korth Kristalle GmbH

Refractive Index


Sodium Bromide (NaBr)

Properties (NaBr)    
Transmission Range (50% of total transmission)   0.2- 24 µm (thickness 1mm)  
Refractive Index   1,63831 @633 nm
Reflective Loss   5,515% @3 µm  
Density   4.21 g/cm3  
Melting Point   747°C  
Molecular Weight   102,89 
Thermal Conductivity   5,6W/(m·K) @150K  
Heat Capacity   499,57 J/(kg·K) 
Thermal Expansion   42 · 10-6/K (273K)  
Hardness (Mohs)     
Young`s Modulus   29 GPa
Shear Modulus   11,6 GPa  
Bulk Modulus   19,9 GPa  
Rupture Modulus     
Elastic Coefficient   C11 = 40 ; C12 = 10.6 ; C44 = 9.96 GPa  
Dielectric Constant   6,44@f = 1,6E3 Hz, 298K 
Poisson Ratio 0,26
Solubility in Water   94,6g/100g @25°C 
Crystal Structure   single crystal, synthetic  
Crystal Type  cubic, NaCl type structure, a=5,97 Å  
Cleavage Planes     
Remarks   soluble in ethanol  

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