VIVID - Willemite: Special Colour Neon

General Characteristics Physical Characteristics
Name Zinc Silicate:Mn Body Colour White
Chemical Formula Zn2SiO4:Mn Specific Gravity 3.90
Application Special Colour Fluorescent Lamps, Neon Lamps Particle Size Distribution By Laser Diffraction (Sympatec - HELOS)
Processing Stirrer or Ball mill » fraction £ 1.8 µm £ 25.0%
Suspension Type Butyl acetate    
Packaging 45 kg in 50 ltr steel drum Crystal Structure Willemite
Optical Characteristics of Willemite: Special Colour Neon
—————— 254 nm excitation —————— —————— C.I.E. Chromaticity Coordinates ——————
» Quantum efficiency 77% » Powder x = 0.256       Y = 0.698
» UV absorption 91% » Lamp TLD 36W x = 0.244       Y = 0.620
» Wavelength at peak 531 nm    
» Bandwidth (50%) 41 nm    
» Excitation peak 203 nm    

 

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