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Quantum lab fits on a chip

Matter and light mingle inside semiconductors.

When two become one: Entangling distant objects allows information to be 'teleported'. Credit: © SPL
This tiny pillar of gallium arsenide, just 800 nanometres across, is home to a quantum laboratory.

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Peplow, M. Quantum lab fits on a chip. Nature (2004). https://doi.org/10.1038/news041108-10

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