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Wed, January 15, 2025

'Magic-wavelength optical tweezers' achieve quantum entanglement of molecules


Published on 2025-01-15 12:02:19 - MSN
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  • Researchers at Durham University have successfully demonstrated long-lasting quantum entanglement between molecules, opening new doors for future advancements in quantum computing, sensing, and fundamental physics.

The article from MSN discusses a groundbreaking experiment in quantum physics where researchers have successfully used "magic wavelength" optical tweezers to entangle two calcium fluoride (CaF) molecules. This technique involves trapping molecules with laser light at a specific wavelength where the molecules' internal states are minimally disturbed, allowing for precise control and manipulation. The entanglement was achieved by cooling the molecules to near absolute zero, aligning them in a specific quantum state, and then using microwave pulses to entangle their rotational states. This development is significant because it marks the first time molecules, which are more complex than atoms due to their internal structure, have been entangled in this manner. This could pave the way for advancements in quantum computing, precision measurement, and quantum simulation, potentially leading to new technologies and deeper understanding of quantum mechanics.

Read the Full MSN Article at:
[ https://www.msn.com/en-us/science/chemistry/magic-wavelength-optical-tweezers-achieve-quantum-entanglement-of-molecules/ar-AA1xfFjU ]
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