Plasma physics is the study of a state of matter comprising charged particles. Plasmas are usually created by heating a gas until the electrons become detached from their parent atom or molecule. This ...

Nuclear physics is the study of the protons and neutrons at the centre of an atom and the interactions that hold them together in a space just a few femtometres (10-15 metres) across. Example nuclear ...

We think of matter as being made up from three main particles – protons, neutrons and electrons. However the full set of matter particles is the fermions. This has a much greater variety of sub-atomic ...