• Thumbnail for Muonium
    Muonium (/ˈmjuːoʊniəm/) is an exotic atom made up of an antimuon and an electron, which was discovered in 1960 by Vernon W. Hughes and is given the chemical...
    6 KB (593 words) - 19:53, 17 November 2023
  • Thumbnail for True muonium
    atom. For the onium of an electron and an antimuon, see muonium. In particle physics, true muonium is a theoretically predicted exotic atom representing...
    5 KB (601 words) - 20:43, 7 March 2024
  • lattice QCD are increasingly important tests of quantum chromodynamics. Muonium, despite its name, is not an onium containing a muon and an antimuon, because...
    12 KB (1,427 words) - 03:53, 5 April 2024
  • Thumbnail for Onium
    suffix when present), with one exception for "muonium"; a muon–antimuon bound pair is called "true muonium" to avoid confusion with old nomenclature. Positronium...
    3 KB (329 words) - 19:12, 22 February 2024
  • Thumbnail for Positronium
    Unlike muonium, positronium does not have a nucleus analogue, because the electron and the positron have equal masses. Consequently, while muonium tends...
    22 KB (2,546 words) - 05:05, 8 April 2024
  • e+ ), muonium ( e−   μ+ ), and "true muonium" ( μ−   μ+ ). Of these positronium and muonium have been experimentally observed, while "true muonium" remains...
    32 KB (2,983 words) - 21:04, 11 April 2024
  • Thumbnail for Hydrogen
    Because muons decay with lifetime 2.2 µs, muonium is too unstable to exhibit observable chemistry. Nevertheless, muonium compounds are important test cases for...
    121 KB (12,401 words) - 23:56, 3 April 2024
  • other systems, such as positronium (an electron orbiting a positron) and muonium (an electron orbiting an anti-muon) by using the reduced mass of the system...
    7 KB (957 words) - 21:51, 31 March 2024
  • Thumbnail for Annihilation
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    12 KB (1,373 words) - 16:23, 2 April 2024
  • Thumbnail for Baryon asymmetry
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    19 KB (2,378 words) - 09:32, 6 April 2024
  • Thumbnail for Isotopes of hydrogen
    in years. Hydrogen isotope biogeochemistry Hydrogen-4.1 (Muonic helium) Muonium – acts like an exotic light isotope of hydrogen Media related to Isotopes...
    17 KB (1,991 words) - 14:14, 11 April 2024
  • result of the 2011 Japanese earthquake. 2 microseconds – the lifetime of a muonium particle. 2.68 microseconds – the amount of time subtracted from the Earth's...
    7 KB (755 words) - 13:19, 23 April 2024
  • a random electron and with this electron forms an exotic atom known as muonium (mu) atom. In this atom, the muon acts as the nucleus. The positive muon...
    46 KB (5,551 words) - 16:03, 11 April 2024
  • Thumbnail for Chemical symbol
    used for the element tennessine: see above) Vi: vinyl Exotic atoms: Mu: muonium Pn: protonium Ps: positronium Hazard pictographs are another type of symbols...
    64 KB (2,124 words) - 04:03, 10 April 2024
  • Thumbnail for Neutrino
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    134 KB (13,694 words) - 12:23, 24 April 2024
  • Thumbnail for Antihydrogen
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    21 KB (2,200 words) - 04:26, 19 February 2024
  • Thumbnail for Antimatter
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    76 KB (7,906 words) - 14:23, 23 March 2024
  • Thumbnail for Positron
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    34 KB (3,705 words) - 04:16, 29 February 2024
  • Thumbnail for Electron–positron annihilation
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    7 KB (823 words) - 10:13, 16 March 2024
  • Thumbnail for Hydrogen spectral series
    with a single particle orbiting a nucleus, for example a He+ ion or a muonium exotic atom. The equation must be modified based on the system's Bohr radius;...
    19 KB (1,917 words) - 17:54, 24 April 2024
  • Thumbnail for Antiparticle
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    20 KB (2,544 words) - 22:15, 31 January 2024
  • Thumbnail for Subatomic particle
    gluons (with a few exceptions with no quarks, such as positronium and muonium). Those containing few (≤ 5) quarks (including antiquarks) are called hadrons...
    33 KB (3,133 words) - 11:51, 19 April 2024
  • Thumbnail for Cloud chamber
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    16 KB (1,872 words) - 13:26, 24 March 2024
  • Thumbnail for Antimatter weapon
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    7 KB (616 words) - 13:33, 23 April 2024
  • Thumbnail for Particle physics
    2011). "Kinetic Isotope Effects for the Reactions of Muonic Helium and Muonium with H2". Science. 331 (6016): 448–450. Bibcode:2011Sci...331..448F. doi:10...
    40 KB (4,109 words) - 17:59, 24 April 2024
  • Thumbnail for Molecule
    Hadrons Others Atomic nuclei Atoms Exotic atoms Positronium Muonium Tauonium Onia Pionium Protonium Superatoms Molecules Hypothetical...
    33 KB (3,697 words) - 12:06, 12 March 2024
  • nickel-iron alloy with high magnetic permeability Muon, an elementary particle Muonium, exotic atoms made up of an antimuon and an electron Permeability (electromagnetism)...
    8 KB (1,090 words) - 14:46, 1 April 2024
  • Thumbnail for Matter
    Hadrons Others Atomic nuclei Atoms Exotic atoms Positronium Muonium Tauonium Onia Pionium Protonium Superatoms Molecules Hypothetical...
    81 KB (9,593 words) - 01:04, 23 March 2024
  • Thumbnail for Atom
    Hadrons Others Atomic nuclei Atoms Exotic atoms Positronium Muonium Tauonium Onia Pionium Protonium Superatoms Molecules Hypothetical...
    122 KB (12,597 words) - 10:45, 25 April 2024
  • Thumbnail for Antimatter comet
    Antihydrogen Antihelium Onia Antiprotonic hydrogen Antiprotonic helium Muonium True muonium Pionium Positronium Quarkonium Concepts and phenomena Annihilation...
    19 KB (2,349 words) - 12:22, 20 February 2024