Timeline of Atomic and Subatomic Physics - The Formation and Successes of The Standard Model

The Formation and Successes of The Standard Model

  • 1964 Murray Gell-Mann and George Zweig propose the quark/aces model
  • 1964 Peter Higgs considers the breaking of local phase symmetry
  • 1964 John Stewart Bell shows that all local hidden variable theories must satisfy Bell's inequality
  • 1964 Val Fitch and James Cronin observe CP violation by the weak force in the decay of K mesons
  • 1967 Steven Weinberg puts forth his electroweak model of leptons
  • 1969 John Clauser, Michael Horne, Abner Shimony and Richard Holt propose a polarization correlation test of Bell's inequality
  • 1970 Sheldon Glashow, John Iliopoulos, and Luciano Maiani propose the charm quark
  • 1971 Gerard 't Hooft shows that the Glashow-Salam-Weinberg electroweak model can be renormalized
  • 1972 Stuart Freedman and John Clauser perform the first polarization correlation test of Bell's inequality
  • 1973 David Politzer and Frank Anthony Wilczek propose the asymptotic freedom of quarks
  • 1974 Burton Richter and Samuel Ting discover the psi meson implying the existence of the charm quark
  • 1974 Robert J. Buenker and Sigrid D. Peyerimhoff introduce the multireference configuration interaction method.
  • 1975 Martin Perl discovers the tau lepton
  • 1977 Steve Herb finds the upsilon resonance implying the existence of the beauty/bottom quark
  • 1982 Alain Aspect, J. Dalibard, and G. Roger perform a polarization correlation test of Bell's inequality that rules out conspiratorial polarizer communication
  • 1983 Carlo Rubbia, Simon van der Meer, and the CERN UA-1 collaboration find the W and Z intermediate vector bosons
  • 1989 The Z intermediate vector boson resonance width indicates three quark-lepton generations
  • 1994 The CERN LEAR Crystal Barrel Experiment justifies the existence of glueballs (exotic meson).
  • 1995 after 18 years searching at Fermilab was discovered the top quark, it had very big mass
  • 1998 Super-Kamiokande (Japan) observes evidence for neutrino oscillations, implying that at least one neutrino has mass.
  • 2001 The Sudbury Neutrino Observatory (Canada) confirms the existence of neutrino oscillations.
  • 2005 At the RHIC accelerator of Brookhaven National Laboratory they have created a quark-gluon liquid of very low viscosity, perhaps the quark-gluon plasma
  • 2008 The Large Hadron Collider at CERN is scheduled to begin operation in this year. Its primary goal is to search for the Higgs boson, which has not yet been found.
  • 2012 CERN announces the discovery of a new particle with properties consistent with the Higgs boson of the Standard Model after experiments at the Large Hadron Collider.

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