Korth Kristalle GmbH

Refractive Index

 
 

KRS-6 (Tl(Br-Cl))

Properties (KRS-6)   
Transmission Range (50% of total transmission)  0,49 - 30 µm (thickness 1,65 mm)  
Refractive Index   2,19668 @633 nm 
Reflective Loss   13,7% @ 10 µm  
Reststrahlen   155 µm (max. Reflection) 
Density   7.18 g/cm3  
Melting Point   423.5°C  
Molecular Weight   33% TlBr, 67% TlCl 
Thermal_Conductivity   0,71 W/(m·K) @323K 
Heat Capacity   201 J/(kg·K) @20°C  
Thermal Expansion   50 · 10-6 /K @293...373K  
Hardness (Mohs)   38,5 lt]100> (indenter load: 500g)  
Young`s Modulus   20.68 GPa  
Shear Modulus   8.478 GPa  
Bulk Modulus   22.81 GPa  
Rupture Modulus   21 MPa  
Elastic Coefficient   C11 = 39,6; C12 = 15; C44 = 7,28 GPa  
Dielectric Constant   31,8 @25°C; f = 100 Hz...105 Hz  
Solubility in Water   0.32g /100g @20°C  
Crystal Structure   single crystal, synthetic 
Crystal Type  cubic, CsCl structure, a= 3,9 Å 
Cleavage Planes   no cleavage  
Poisson Ration   0.33  
Application   ATR Crystals, IR windows and lenses 
Remarks   Attention: Thallium salts are toxic. KRS-6 is soluble in methanol, complexing agents and strong basics. Max. temperature for application: 200°C, easy deformable (cold liquidity).  Used less than KRS-5

Transmission spectrum

KRS-6 2MM HOMEPAGE ENGL.JPG

Datasheet

MSDS TlX 12 EN MSDS_TlX_12_EN.pdf (113.3 KiB)

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