Fluorescent
Fine YOX
Fluorescent - Fine YOX
| General Characteristics of Fluorescent - Fine YOX |
| Name | Yttrium Oxide: Eu Medium |
| Chemical Formula | Y2O3:Eu |
| Application | Red component tri-band phosphor mix for high colour rendering fluorescent lamps (RA>80) |
| Processing | Stirrer or Ball mill |
| Suspension Type | Butyl Acetate or Water |
| Packaging | 35 kg in 50 ltr steel drum |
| Optical Characteristics of Fluorescent - Fine YOX |
| —————— 254 nm excitation —————— |
| » Quantum efficiency | 84% |
| » UV absorption | 84% |
| » Wavelength at peak | 613 nm |
| » Bandwidth (50%) | 3 nm |
| » Excitation peak | 201 nm |
| —————— C.I.E. Chromaticity Coordinates —————— |
| » Powder | x = 0.641 Y = 0.347 |
| » Lamp TLD 36W | x = 0.576 Y = 0.326 |
| —————— Lumen Output 100h (TLD 36 W) —————— |
| » Nominal | 2568 lm |
| Physical Characteristics of Fluorescent - Fine YOX |
| Body Colour | White |
| Specific Gravity | 5.00 |
| Particle Size Distribution | By Laser Diffraction (Sympatec - HELOS) |
| » fraction £ 1.8 µm | £ 7.0% |
| » fraction £ 9.0 µm | 55.0 ± 10% |
| » fraction £ 18.0 µm | ³ 90.0% |
| Crystal Structure | Bixbyite |
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