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- In quantum mechanics, an atomic orbital (/ˈɔːrbɪtəl/) is a function describing the location and wave-like behavior of an electron in an atom. This function...84 KB (10,932 words) - 21:38, 12 July 2024
- Terahertz radiation – also known as submillimeter radiation, terahertz waves, tremendously high frequency (THF), T-rays, T-waves, T-light, T-lux or THz –...66 KB (6,869 words) - 14:57, 8 July 2024
- The third law of thermodynamics states that the entropy of a closed system at thermodynamic equilibrium approaches a constant value when its temperature...27 KB (3,838 words) - 15:53, 17 July 2024
- A soap bubble (commonly referred to as simply a bubble) is an extremely thin film of soap or detergent and water enclosing air that forms a hollow sphere...19 KB (2,429 words) - 00:33, 3 May 2024
- Wood's glass is an optical filter glass invented in 1903 by American physicist Robert Williams Wood (1868–1955), which allows ultraviolet and infrared...7 KB (673 words) - 06:49, 30 June 2023
- The CMB Cold Spot or WMAP Cold Spot is a region of the sky seen in microwaves that has been found to be unusually large and cold relative to the expected...24 KB (2,717 words) - 15:57, 17 July 2024
- Carl Wilhelm Oseen (17 April 1879 in Lund – 7 November 1944 in Uppsala) was a theoretical physicist in Uppsala and Director of the Nobel Institute for...6 KB (666 words) - 20:43, 10 October 2023