But that year, the British physicist Paul Dirac wrote down an equation that described an electron travelling at close to the speed of light and noticed that it contained something odd. Dirac was ...

The real-acting virtual particles collided — producing a very-much-real electron-positron pair that the scientists detected. —The 11 most beautiful mathematical equations To be a true ...

THE methods of Debye 1 are accepted in the scattering of electrons by gases, but despite the application to thin films by Germer and White 2 their use in kinematic electron diffraction from ...