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AS Edexcel Graphics > Modern Materials > Flashcards

Flashcards in Modern Materials Deck (3):

Phosphorescent pigment
- example
- description

- emergency exit signs
- this material absorbs light energy and stores this releasing it slowly as a form of light.


Electroluminescent lighting
- example
- description

- clock backlight
- converts electrical energy into light


- example
- description

- when a voltage is applied, the molecular arrangement changes this causes a variation to the intensity displayed, when the voltage is removed the reverse function occurs. Colour filters can also be used.