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Max Planck Institute for the Science of Light

Max­Planck­Research Magazine

Issue 2015


Secret Code in a Laser Pulse
Soon, the NSA and other secret services may no longer be able to secretly eavesdrop on our communications without being detected – at least if quantum cryptography becomes popular. A team headed by Christoph Marquardt and Gerd Leuchs at the Max Planck Institute for the Science of Light in Erlangen is laying the foundations for the tap-proof distribution of cryptographic keys even via satellite. For the time being, the researchers have brought quantum communication into the light of day.
Issue 2009

MPR 2 /2009

Shedding Light on Light
Personal Portrait: Gerd Leuchs
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