The French Alternative Energies and Atomic Energy Commission or CEA is a French public government-funded research organisation in the fields of energy, defense and security, information technologies and health technologies. The CEA maintains a cross-disciplinary culture of engineers and researchers, building on the synergies between fundamental and technological research. It conducts fundamental and applied research into many areas, including the design of nuclear reactors, the manufacturing of integrated circuits, the use of radionucleides for curing illnesses, seismology and tsunami propagation, the safety of computerized systems, etc.