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- {{Short description|Device for producing light from electricity}} {{Redirect-multi|2|Electric lamp|Light bulb|the furniture|light fixture|the album|Lightbulbs (album)}} ...41 KB (5,818 words) - 03:18, 2 March 2024
- #REDIRECT [[Electric light]] ...178 bytes (24 words) - 21:07, 1 February 2023
- {{Short description|Apparent position of an object due to the speed of light}} ...position) caused by the object's [[motion]] during the time it takes its [[light]] to reach an observer. ...3 KB (446 words) - 23:19, 15 December 2023
- {{Redirect|Lightspeed|other uses|Speed of light (disambiguation)|and|Lightspeed (disambiguation)}} | title = Speed of light ...143 KB (20,669 words) - 21:33, 25 February 2024
- | name = Electric Light Works Building The '''Electric Light Works Building''', also known as '''Gesa Power House Theatre''', is a notew ...13 KB (1,954 words) - 00:14, 19 November 2022
- ...momentum of light''' ('''SAM''') is the component of [[angular momentum of light]] that is associated with the [[Spin (physics)|quantum spin]] and the rotat ...two circular polarizations. To construct the full quantum spin operator of light, longitudinal polarized photon modes have to be introduced. ...10 KB (1,489 words) - 18:56, 14 January 2024
Page text matches
- ...er to either of two nineteenth-century experiments to measure the speed of light: * [[Fizeau's measurement of the speed of light in air]], using a toothed wheel ...353 bytes (49 words) - 11:15, 17 January 2024
- {{Short description|Can light move objects? Answer- yes}} ...ermagazine.com/2010/jan-feb/083 Top 100 Stories of 2009 #83: Like Magnets, Light Can Attract and Repel Itself], Discover magazine, from the January–February ...928 bytes (126 words) - 18:51, 24 July 2022
- #REDIRECT [[Electric light]] ...28 bytes (3 words) - 06:35, 16 February 2016
- {{Short description|Perceived light energy}} ...the wavelength is 555 nm than if the wavelength is longer or shorter. Light whose wavelength is well outside the [[visible spectrum]] has a luminous en ...2 KB (339 words) - 14:56, 27 August 2022
- {{Short description|Apparent position of an object due to the speed of light}} ...position) caused by the object's [[motion]] during the time it takes its [[light]] to reach an observer. ...3 KB (446 words) - 23:19, 15 December 2023
- {{Short description|Radius which encloses 50% of the total light of a galaxy}} ...thumb|right|Half light radius ''R<sub>e</sub>'' encloses half of the total light emitted by an object]] ...3 KB (357 words) - 02:53, 13 October 2023
- #Redirect [[Speed of light]] ...97 bytes (15 words) - 12:32, 30 April 2017
- #REDIRECT [[Electric light]] ...178 bytes (24 words) - 21:07, 1 February 2023
- ...ence rate governed responses that are brought about by different levels of light. ...g up the required fluence by brief flashes of light. Since this depends on light levels and time it is known as the law of reciprocity.{{what?|date=June 201 ...3 KB (532 words) - 14:08, 11 April 2022
- ...ture |title=New Lighting Could Replace Fluorescents, CFLs, and LEDs As The Light Source Of The Future |publisher=Popsci.com |date=3 December 2012 |access-da ...xnews.com/tech/2012/12/04/new-light-bulbs-made-glowing-plastic/ |title=New light bulbs made of glowing plastic |newspaper=Fox News |publisher=TechNewsDaily ...4 KB (492 words) - 14:23, 24 December 2023
- {{Short description|Former French unit for measuring the intensity of light}} ...el''' is a former French unit for measuring the [[Illuminance|intensity of light]]. The unit was defined in 1860 as the intensity of a [[Carcel lamp]] with ...2 KB (259 words) - 01:09, 6 November 2023
- {{Short description|Lifting force due to light}} ...iences a stable transverse lift force when placed in a uniform stream of [[light]].<ref name='Nature Photonics'>{{cite journal | title = Stable optical lift ...6 KB (856 words) - 12:20, 12 March 2023
- * [[Speed of light]] ...472 bytes (48 words) - 17:30, 9 February 2024
- ...measure color changes in objects of art that are particularly sensitive to light exposure.<ref name="six">[http://www.cci-icc.gc.ca/services/scientific-scie ...y published Action of Light on Watercolors in 1888 sparking a concern with light and the aging of cultural materials.<ref name="three">Druzik, J. Oriel Micr ...5 KB (788 words) - 08:10, 9 June 2023
- ...|noise]] present in the system.<ref>{{cite book |title=Physical Optics and Light Measurements |last=Malacara |first=Daniel |page=247 |year=1988 |publisher=[ The NEFD can be related to a light detector's [[noise-equivalent power]] for a collection area ''A'' and a pho ...1 KB (197 words) - 21:54, 14 July 2022
- ...in unit conversions to the SI system containing a power of the [[speed of light]], ''c'', as well as a power of 10. In the case of the statmho, the conver ...tion. However, in the era in which the ESU system was in use, the speed of light was determined by measurement and was taken to be approximately {{val|29,97 ...2 KB (246 words) - 13:30, 24 February 2024
- ...]. [[Luminous efficacy]] of a light source expresses the amount of visible light for a certain amount of power transfer and has the units of [[lumen (unit)| ...oom (In practice it is nearly 100% efficient at heating a room because the light energy will also be converted to heat eventually, apart from the small frac ...5 KB (709 words) - 02:31, 4 January 2024
- ...t|upright|[[Integrating sphere]] used for measuring the luminous flux of a light source.]] ...e varying sensitivity of the [[human eye]] to different [[wavelength]]s of light. ...8 KB (1,101 words) - 07:34, 4 February 2024
- ...rasekhar Venkata Raman]]. Spectrum particles are nothing but the [[Visible light|VIBGYOR]] rays which are separated by prism or water. For example, a [[rain ...684 bytes (91 words) - 05:41, 21 June 2023
- * „Licht - vom Kienspan zur LED“, ([[Light]] from [[Fatwood]] to [[Light-emitting diode|LED]]).<br />Special Exhibition from 14 June 2009 to 15 Dece ...2 KB (302 words) - 13:40, 2 March 2024
