An electron has been turned into a spiralling wave of mass and charge, with the help of a ... depending on the experiment. In ...

ONE of the first events found in the examination of electron-sensitive ... to determine the mass of the particle k. Mass Determinations by Grain-Counts About a year ago, experiments were made ...

He called it a neutron, and imagined it as a paired proton and electron ... particle -- one with the same mass as a proton, but with zero charge. His experiments were successful.

One of the key findings from the KATRIN experiment is the upper limit on the effective electron anti-neutrino ... particle with a very small mass and no electric charge, which interacts only ...