Quantum magnet is billions of times colder than interstellar space

A magnet made out of ytterbium atoms is only a billionth of a degree warmer than absolute zero. Understanding how it works could help physicists build high temperature superconductors

Related Keywords

Colorado ,United States ,Texas ,Victor Gurarie ,Eduardo Ibarra Garc ,Karmela Padavic Callaghan ,Carlos Clarivan Science Photo Library ,University Of Colorado Boulder ,Kaden Hazzard At Rice University ,Rice University ,Colorado Boulder ,Nature Physics ,Atom ,