Suwuntanasarn, NakornHutchison, WayneMilford, Gregory NBramley, Richard2015-12-100304-3843http://hdl.handle.net/1885/53857An X-band pulsed electron spin resonance system has been designed and constructed specifically for studies of decoherence times of phosphorus donor electrons in silicon. The microwave electromagnetic field aspects of the structure have been analysed, andKeywords: Decoherence time; Electron spin echo; Phosphorus in silicon200810.1007/s10751-008-9682-02016-02-24