Alkaline Earth Aluminate Phosphorescent Pigments by Phil Befumo ...

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Effect of Particle Size on Afterglow1,000Effect of Particle Size onBrightness & AfterglowAfterglow Luminance (mcd/m2)5001005010FineG 300 FineExcitation 200 lux 4 minExcitation: 200 lux for 4 minutesCoarseG 300 CoarseMediumG 300 Medium5© 2009 United Mineral & Chemical Corp21 5 10 50 100 200Time (minute)200L4MParticle
5,000Effect of Pigment Concentration on AfterglowExcited <strong>by</strong> Xe Light at 1000 lux for 5 minutes1,000100 g/m2Luminance (mcd/m2)1001010 g/m225 g/m2200 g/m2400 g/m250 g/m21© 2009 United Mineral & Chemical Corp.0.21 5 10 50 100 500 1,000 5,000Time (minutes)
Page 3 and 4: What are AEA’s?ä A novel chemist
Page 5 and 6: 105Excitation & Emission SpectraLum
Page 7 and 8: Available Types (Particle Sizes)TYP
Page 13: Effect of Excitation Time on Afterg
Page 17 and 18: © 2009 United Mineral & Chemical C
Page 19 and 20: Tragedy Historyä 1903 Iroquis Thea
Page 21 and 22: Tragedies leading to Path MarkingsW
Page 23 and 24: Purpose of Pathway Markingä Purpos

Alkaline Earth Aluminate Phosphorescent Pigments by Phil Befumo ...

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