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Phosphorescent paint is commonly called "glow-in-the-dark" paint. It is made from phosphors such as silver-activated zinc sulfide or doped strontium aluminate, and typically glows a pale green to greenish-blue color. The mechanism for producing light is similar to that of fluorescent paint, but the emission of visible light persists long after ...
This can enhance the effect of being in a fantasy world. Black light paints may be fluorescent or, more rarely, phosphorescent, containing a phosphor that continues to glow for a time after the black light has been removed. Black light paint can be mixed with similar shades of normal pigments, ‘brightening’ them when viewed in sunlight.
The pearlescent shell of a black-lip pearl oyster Pearlescence is an effect related to iridescence and has a similar cause. Structures within a surface cause light to be reflected back, but in the case of pearlescence some or most of the light is white, giving the object a pearl -like luster. [ 16 ]
Glow in the dark material is added to the plastic blend used in injection molds to make some disc golf discs, which allow the game to be played at night. Often clock faces of watches are painted with phosphorescent colours. Therefore, they can be used in absolute dark environments for several hours after having been exposed to bright light.
Fluorescent paint and plastic lit by UV-A lamps . Paintings by Beo Beyond. The common fluorescent lamp relies on fluorescence. Inside the glass tube is a partial vacuum and a small amount of mercury. An electric discharge in the tube causes the mercury atoms to emit mostly ultraviolet light.
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