Page 1 Page 2 Page 3 Page 4 Page 5 Bouchiat et al. Physica Scripta 176, 165 (1998)Page 6 dPage 7 Page 8 Page 9 Page 10 Page 11 Page 12 5 mmPage 13 Page 14 Page 15 Page 16 NEC Chalmers JPL Yale Saclay Yale Delft NTT IPHT NIST Santa-Barbara Maryland Yale ETHZ NIST Santa-Barbara Maryland Delft IPHT NEC Yale NIST