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  • The word "mass" has two meanings in special relativity: invariant mass (also called rest mass) is an invariant quantity which is the same for all observers...
    43 KB (6,288 words) - 15:25, 27 April 2024
  • Thumbnail for Lattice model (physics)
    In mathematical physics, a lattice model is a mathematical model of a physical system that is defined on a lattice, as opposed to a continuum, such as...
    9 KB (1,478 words) - 04:26, 12 February 2024
  • The Germanium Detector Array (or GERDA) experiment was searching for neutrinoless double beta decay (0νββ) in Ge-76 at the underground Laboratori Nazionali...
    9 KB (1,097 words) - 19:34, 12 February 2023
  • A torsion-bar antenna (or TOBA) is a novel scheme for a gravitational wave detector, proposed by M. Ando, et al. in 2010. The proposed design is composed...
    2 KB (197 words) - 22:03, 28 October 2023
  • Residual entropy is the difference in entropy between a non-equilibrium state and crystal state of a substance close to absolute zero. This term is used...
    5 KB (710 words) - 20:23, 6 December 2023
  • Quadratic magnetic rotation (also known as QMR or QMR effect) is a type of magneto-optic effect, discovered in the mid 1980s by a team of Ukrainian physicists...
    2 KB (314 words) - 09:55, 22 December 2023
  • Thumbnail for Georg Matthias Bose
    Georg Matthias Bose (22 September 1710 – 17 September 1761), also known as Mathias Bose, was an electrical experimenter in the early days of the development...
    13 KB (1,626 words) - 20:03, 26 May 2024
  • In quantum mechanics, the exchange operator P ^ {\displaystyle {\hat {P}}} , also known as permutation operator, is a quantum mechanical operator that...
    7 KB (885 words) - 17:10, 23 April 2024
  • Digital back-propagation (DBP) is a technique for compensating all fiber impairments in optical transmission systems. DBP is a sort of non-linearity compensation...
    1 KB (149 words) - 22:43, 21 February 2022