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1. en.wikipedia.org › wiki › PhotonPhoton - Wikipedia

   en.wikipedia.org › wiki › Photon

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   12 ore fa · Photoelectric effect: the emission of electrons from a metal plate caused by light quanta – photons 1926 Gilbert N. Lewis letter which brought the word "photon" into common usage. The word quanta (singular quantum, Latin for how much) was used before 1900 to mean particles or amounts of different quantities, including electricity.

   • Mean lifetime: Stable
   • Electric charge: 0, < 1×10−35 e

   • Symbol: γ
   • Mass: 0 (theoretical value), < 1×10−18 eV/c² (experimental limit)

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3. en.wikipedia.org › wiki › List_of_British_generals_and_brigadiersList of British generals and brigadiers - Wikipedia

   en.wikipedia.org › wiki › List_of_British_generals_and_brigadiers

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   12 ore fa · Brigadier Gilbert Leonard Appleton (1894—1970), Director of Technical Training, War Office; Major-General Kenelm Charles Appleyard (1894—1967), Royal Engineers; Major-General Frederick Ernest Appleyard (1829—1911) Brigadier-General Alexander George Arbuthnot DSO (1873—1961)

4. en.wikipedia.org › wiki › PhosphorusPhosphorus - Wikipedia

   en.wikipedia.org › wiki › Phosphorus

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   12 ore fa · Phosphorus is an essential mineral for humans listed in the Dietary Reference Intake (DRI). Food-grade phosphoric acid (additive E338 [104]) is used to acidify foods and beverages such as various colas and jams, providing a tangy or sour taste. The phosphoric acid also serves as a preservative. [105]

5. en.wikipedia.org › wiki › List_of_documentary_filmsList of documentary films - Wikipedia

   en.wikipedia.org › wiki › List_of_documentary_films

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   12 ore fa · Peter Gilbert, Steve James: Peter Gilbert, Steve James At the Edge of the World: 2008: Dan Stone: Dan Stone Atari: Game Over: 2014: Zak Penn: Athlete A: 2020: Bonni Cohen, Jon Shenk: Serin Marshall, Jennifer Sey, Julie Parker Benello Atman: 1997: Pirjo Honkasalo: Atomic Ed and the Black Hole: 2002: Ellen Spiro: Karen Bernstein: Attack of Life ...

6. en.wikipedia.org › wiki › List_of_ship_launches_in_1877List of ship launches in 1877 - Wikipedia

   en.wikipedia.org › wiki › List_of_ship_launches_in_1877

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   12 ore fa · This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources. The list of ship launches in 1877 includes a chronological list of some ships launched in 1877. Messrs. Barclay, Curle & Co . For Messrs. R. & J. Craig.