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In physics and chemistry, a degree of freedom is an independent physical parameter in the formal description of the state of a physical system. The set...

A transverse mode of electromagnetic radiation is a particular electromagnetic field pattern of the radiation in the plane perpendicular (i.e., transverse)...

Alfred-Marie Liénard (2 April 1869 in Amiens – 29 April 1958 in Paris), was a French physicist and engineer. He is best known for his derivation of the...

A Langmuir probe is a device used to determine the electron temperature, electron density, and electric potential of a plasma. It works by inserting one...

In radiation thermodynamics, a hohlraum (German: [ˈhoːlˌʁaʊ̯m] ; a non-specific German word for a "hollow space" or "cavity") is a cavity whose walls are...

Erich Rudolf Alexander Regener (12 November 1881 – 27 February 1955) was a German physicist known primarily for the design and construction of instruments...

Rodney Michael John Cotterill Order of the Dannebrog (27 September 1933 – 24 June 2007) was an English-Danish physicist, and neuroscientist, who was educated...

Pierre-Henri Hugoniot (born in Allenjoie, Doubs, France on 5 June 1851; died in Nantes, France in February 1887) was an inventor, mathematician, and physicist...

In mathematics, a higher spin alternating sign matrix is a generalisation of the alternating sign matrix (ASM), where the columns and rows sum to an integer...