Quantum Communications

By mistake, I sent a message in reply to a list member and forgot to include the list. I also misremembered *Austria* as Australia when I sent my original question to the list. The item I read was a news item on the bottom of p.16, July 6 Issue of _New Scientist_, enititled "It's good to talk in quantum trits". The researchers are Klaus Mattle, Harald Weinfurter and Anton Zeilinger of the University of Innsbruck and Paul Quiat of Los Alamos National Laboratory in New Mexico. Weinfurter said "It's the first experiment which demonstrates a communications system using pure quantum states". I don't know enough QM to tell if it has the same immunity to eavesdropping as the scheme studied by British Telecom. I'll send more details tomorrow, as I have to leave now. Derek
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Derek Bell