engLebrun, PCryogenics, Key to Advanced Science and TechnologyAccelerators and Storage RingsCERN-AT-2003-005More than a complete overview of cryogenics today, this brief paper aims at presenting its continuing relation with advanced science and technology, not only as ancillary, but also in many instances as a central technique driving the development of ideas as much as the practical achievements. Its intellectually demanding and technically challenging nature in a variety of disciplines also make it an excellent training ground for technicians, engineers and applied physicists.2003-08-27http://cds.cern.ch/record/639631http://cds.cern.ch/record/639631oai:cds.cern.ch:639631revised version number 1 submitted on 2003-08-28 08:42:15