After Budapest - Particle-free quantum communication is achieved in the lab
19 May
2017
19 May
'17
3:38 p.m.
Particle-free quantum communication is achieved in the lab Four years ago, theoretical physicists proposed a new quantum-communication scheme with a striking feature: it did not require the transmission of any physical particles. The research raised eyebrows, but now a team of physicists in China claims it has demonstrated that the "counterfactual" scheme works. The group built an optical apparatus that it says can transfer a simple image while sending (almost) no photons in the process. ... http://physicsworld.com/cws/article/news/2017/may/18/particle-free-quantum-c...
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Gordon Lennox