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  2. Induction lamp - Wikipedia

    en.wikipedia.org/wiki/Induction_lamp

    A round Induction fluorescent lamp. The induction lamp, electrodeless lamp, or electrodeless induction lamp is a gas-discharge lamp in which an electric or magnetic field transfers the power required to generate light from outside the lamp envelope to the gas inside.

  3. Heinrich Daniel Ruhmkorff - Wikipedia

    en.wikipedia.org/wiki/Heinrich_Daniel_Ruhmkorff

    Heinrich Daniel Rühmkorff (German: [ˈhaɪnʁɪç ˈdaːni̯ɛl ˈʁyːm.kɔʁf]; anglicized as Ruhmkorff; 15 January 1803 – 20 December 1877) was a German instrument maker who commercialised the induction coil (often referred to as the Ruhmkorff coil). Ruhmkorff was born in Hanover. He changed the "ü" to "u" in his name when living abroad.

  4. Fluorescent lamp - Wikipedia

    en.wikipedia.org/wiki/Fluorescent_lamp

    Electrodeless induction lamps are fluorescent lamps without internal electrodes. They have been commercially available since 1990. A current is induced into the gas column using electromagnetic induction. Because the electrodes are usually the life-limiting element of fluorescent lamps, such electrodeless lamps can have a very long service life ...

  5. History of street lighting in the United States - Wikipedia

    en.wikipedia.org/wiki/History_of_street_lighting...

    The induction lamps were expected to last 100,000 hours before requiring maintenance and consume 30 to 40 percent less electricity, thereby saving an estimated $1 million annually. [24] The induction lamps also provide a whiter light, and contain less mercury. [24]

  6. Electric light - Wikipedia

    en.wikipedia.org/wiki/Electric_light

    An electric light, lamp, or light bulb is an electrical component that produces light. It is the most common form of artificial lighting . Lamps usually have a base made of ceramic , metal, glass, or plastic which secures the lamp in the socket of a light fixture , which is often called a "lamp" as well.

  7. What are the benefits of light therapy lamps? - AOL

    www.aol.com/news/benefits-light-therapy-lamps...

    Light intensity: Dimitriu and Dr. Michael Terman, president of The Center for Environmental Therapeutics, a nonprofit research and education institution that’s considered an authority on light ...

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