aiqbench takeQuantum Computing

This research demonstrates a breakthrough in photonic quantum computing by utilizing focused sunlight to generate entangled photon pairs, eliminating the need for energy-intensive lasers. By proving that disordered natural light can achieve strong quantum correlations, this work significantly lowers the barrier to entry and could enable portable or location-independent quantum devices. The study represents a fundamental shift toward more accessible and sustainable photonic hardware architectures.

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Physicists harness sunlight for quantum entanglement

GDELTAugust 6, 20265 min read

At the foundation of photonic quantum computing are pairs of light particles. Linked together through a process called quantum entanglement, these so-called entangled particles mirror each other, no matter the distance between them. And now researchers have shown that good old sunlight can create these specially entwined particles. In a study published in Optica, a team led by researchers at the University of Ottawa and the Max Planck Institute for the Science of Light (MPL) in Erlangen, Germany, generated pairs of entangled photons using nothing more than focused sunlight. “What we want is really to make…

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