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Random sudoku light

A clever approach has been used to imprint a phase pattern on a laser beam. The pattern is not only random at each point, but also depends on information stored elsewhere in the pattern.

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Figure 1: Non-Markovian light.


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Correspondence to Alexander Szameit.

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Eichelkraut, T., Szameit, A. Random sudoku light. Nature 526, 643–644 (2015).

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