QED may refer to:

  • Q.E.D., from the Latin quod erat demonstrandum, used at the end of a definitive proof
  • Quantum electrodynamics, a field of physics
    • QED: The Strange Theory of Light and Matter, a 1985 book adapting lectures by Richard Feynman on quantum electrodynamics
  • QED (text editor), named from "quick editor"
  • Q.E.D. (U.S. TV series), short-lived adventure series named after its title character Quentin Everett Deverill
  • Q.E.D. (BBC TV series), a British science series
  • Q.E.D. (manga), Q.E.D. ~Shomei Shuuryou~,a detective fiction manga by Motohiro Katou
  • QED (play), a 2001 play by Peter Parnell about Richard Feynman
  • QED (band), a 1980's Australian New Wave band including Jenny Morris
  • Q.E.D. (album), an album by Terje Rypdal
  • QED project, a database of mathematical knowledge
  • Quantum Effect Devices, a microprocessor design company
  • Quantum Entanglement Device, a prop used in the television show FlashForward
  • Queen's Economics Department, at Queen's University

Other articles related to "qed":

Precision Tests Of QED - Measurements of The Fine-structure Constant Using Different Systems - High-energy QED Processes
... The cross sections of higher-order QED reactions at high-energy electron-positron colliders provide a determination of α ... to compare the extracted value of α with the low-energy results, higher-order QED effects including the running of α due to vacuum polarization must be taken into account ...
Sidney Dancoff
... method for solving quantum electrodynamics (QED) ... Such QED calculations typically gave infinite answers ... this omission, Dancoff's method worked, and they built on it to produce a theory of QED, for which Tomonaga shared the Nobel Prize in 1965 ...
Gödel Numbering For Sequences - Accessing Members - The System of Simultaneous Congruences - QED
... That's it, it can be seen now by transitivity of equality, looking at the above three equations ... Scope of i ends here. ...
Precision Tests Of QED
... Quantum electrodynamics (QED), a relativistic quantum field theory of electrodynamics, is among the most stringently tested theories in physics ... The most precise and specific tests of QED consist of measurements of the electromagnetic fine structure constant, α, in various physical systems ... In QED, there is some subtlety in this comparison, because theoretical predictions require as input an extremely precise value of α, which can only be ...
Shelter Island Conference - Proceedings - QED
... He gave a more formal, and less successful, presentaton on QED at the Pocono Conference next year ...