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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 (10,928 words) - 05:55, 18 September 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 (6,878 words) - 09:23, 12 September 2024
- The third law of thermodynamics states that the entropy of a closed system at thermodynamic equilibrium approaches a constant value when its temperature...28 KB (3,881 words) - 22:59, 14 August 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...20 KB (2,453 words) - 11:43, 27 August 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) - 19:57, 21 August 2024
- 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) - 16:32, 23 August 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 (696 words) - 14:25, 16 September 2024