WILMINGTON, MA--(Marketwire - Oct 19, 2012) -  Implant Sciences Corporation (OTCQB: IMSC), a high technology supplier of systems and sensors for homeland security and defense markets, today announced it will present its Quantum SnifferT trace detection technologies at the Transport Security Expo in London, England on November 14 and 15. Both the handheld Quantum Sniffer QS-H150 explosives trace detector and the Quantum Sniffer QS-B220 desktop explosives and drugs trace detectors will be presented to potential customers at booth D37.