Lighting devices

SI 1985/1047 Radioactive Substances (Gaseous Tritium Light Devices) Exemption Order... 

In his lifetime, Thomas Alva Edison patented 1,093 inventions, but the incandescent light bulb is generally regarded as his most famous invention. On October 21,1879, 29-year-old Thomas Edison demonstrated the first incandescent lamp in Menlo Park, NJ. The bulb burned for 13.5 hours. The chemistry of the components of this lighting device are essential to its incredible success. 

Ropp, R. C. The Chemistry of Artificial Lighting Devices, Elsevier Amsterdam, 1993 pp 1-664. 

In other white light devices, blue, green and red emitters are combined. Kido et al. [169, 170] designed multilayer systems using 6 (TPD) for blue, metal-chelate complexes for green and red emission, respectively. Similar devices have been developed by other groups, using Forster transfer or exciton confinement for the creation of the three primary colors [171, 172]. Exciplex emission was... 

Lighting, signs, diffusers, lighting devices and accessories, profiles. .. 

Acrylics and polycarbonates are used in glazing (doors and windows, fanlights, dormers, skylights. ..) and in lighting devices. 

Lighting devices and accessories can be made out of PMMA and polycarbonate. 

Because of its high reflectivity, it is used to electroplate jewelry, silverware, optical instruments, mirrors, and reflectors in lighting devices. 

Verify the adequacy of the ultraviolet light device used for maintaining deionized systems in a sanitary condition. 

It should be noted that all of the above phosphors were described in a companion book, "The Chemistry of Artificial Lighting Devices- Lamps, Phosphors and Cathode-Ray Tubes", published by Elsevier in 1993 (ISBN 0-444-81709-3). In this volume, the exact methods for manufacture of these phosphors were presented along with the exact formulas and materials required to do so. 

We will begin our survey of present-day devices utilizing phosphors by first addressing recent improvements made in cathode-ray tubes followed by fluorescent lamps and then other lighting devices. We will then address the devices that depend upon thin film deposition for manufacture of the appliance. All of these utilize phosphors in some way for light output. 

The Chemistry of Artificial Lighting Devices" - Lamps, Phosphors... 

K.H. Shafer The effect of lighting devices on benzo[a] pyrene in cigarette smoke 55th Tobacco Science Research Conference, Program Booklet and Abstracts, Vol. 55, Paper No. 27, 2001, pp. 35-36. 

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