On Friday 27 July 2007 04:14, Dr Bruce Griffiths wrote: > 22GHz, > (15GHz) > (~40.5 GHz) than either the caesium > (9.192GHz) or rubidium > (6.8GHz) Anything happening in the THz range, that anyone knows of? -- http://www.wearablesmartsensors.com/ http://www.softwaresafety.net/ http://www.designer-iii.com/ http://www.unusualresearch.com/