Phase change

@article{2009PhaseC,
  title={Phase change},
  author={},
  journal={IEEE Spectrum},
  year={2009},
  volume={46},
  pages={14-14}
}
  • Published 2009 in IEEE Spectrum
Samsung says it has started the first commercial production of phase-change memory chips. Known as PRAM, this nonvolatile memory technology holds bits according to the conductive phase of a special material, which melts to change phase.