Jan 16, 2025
‘Magic-wavelength optical tweezers’ achieve quantum entanglement of molecules
Posted by Cecile G. Tamura in categories: chemistry, computing, particle physics, quantum physics
Harnessing molecular connections: unlocking long-lasting quantum entanglement.
Quantum entanglement—the mysterious connection that links particles no matter the distance between them—is a cornerstone for developing advanced technologies like quantum computing and precision measurement tools. While significant strides have been made in controlling simpler particles such as atoms, extending this control to more complex systems like molecules has remained challenging due to their intricate structures and sensitivity to their surroundings.
In a groundbreaking study, researchers have achieved long-lived quantum entanglement between pairs of ultracold polar molecules using a highly controlled environment known as “magic-wavelength optical tweezers.” These tweezers manipulate molecules with extraordinary precision, stabilizing their complex internal states, such as vibrations and rotations, while enabling detectable, fine-scale interactions.
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