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Entanglement Born in Collisions ⚡ экспресс

Original: "General framework for quantifying entanglement production in ultracold molecular collisions and chemical reactions"
arXiv:2601.17144 · 2026-01-23 · CC BY 4.0 · ⏱ 1 min · Atomic Physics Quantum Physics
Physicists have, for the first time, detailed and learned to measure quantum entanglement created in molecular collisions.
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Two molecules collided and gave birth to a quantum mutant cat! That's one way to describe the discovery: in ordinary reactions, complex entanglement arises, akin to Schrödinger's cat in a dozen boxes. A magnetic field lets you conduct this process.

🎯 At ultralow temperatures, molecules move slower than a pedestrian, and a collision that births a quantum knot stretches over milliseconds—an eternity in the micro-world.

🎬 Controlled quantum knots are the foundation of fantastical technologies: from instant communication to teleportation, as in Star Trek.

Scientists
Christian DopplerD. B. McLaughlinDidier QuelozMichel MayorR. A. RossiterJacob Bekenstein
Tags
entropy spectroscopy hydrogen
Laws
second law of thermodynamicsDoppler effectBekenstein-Hawking entropyCoulomb's lawMaxwell's equationsPlanck's law
Original: arXiv:2601.17144 · CC BY 4.0 · bridge42worlds