1. Spin stabilized magnetic levitation;Simon;Am. J. Phys.,1997
2. Diamagnetically stabilized magnet levitation;Simon;Am. J. Phys.,2001
3. For details, examine EdF's tariffs; they are posted at http://www.edf.fr/htm/fr/et_vous/pmepmi/tarifs.htm
4. Basak Uluca, Department of Industrial Engineering, Purdue University, West Lafayette, IN, USA. uluca@ecn.purdue.edu
5. For example, Apple's Server G4 with OSX Server requires 220W. For more about this and other machines, see http://www.info.apple.com/applespec/applespec.taf