July 2nd, 2024

Exploring Quantum Mpemba Effects

Researchers investigate quantum versions of the Mpemba effect, where warm water freezes faster than cold water. Three studies explore interparticle correlations, quantum fluctuations, and initial conditions, advancing quantum thermodynamics and technology.

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Exploring Quantum Mpemba Effects

Researchers are exploring quantum versions of the Mpemba effect, where warm water freezes faster than cold water, challenging our understanding of quantum thermodynamics. Three studies investigate different aspects of this phenomenon, emphasizing strong interparticle correlations, quantum fluctuations, and initial conditions. The first study demonstrates an inverse quantum Mpemba-like effect in an open quantum system with a single trapped ion. The second study explores a quantum Mpemba-like effect in subsystems of a closed quantum system with 12 interacting trapped ions. The third study theoretically examines the microscopic mechanisms behind quantum Mpemba-like effects in closed quantum systems. These findings advance quantum thermodynamics and could impact technologies relying on quantum resources. The research aims to establish connections between classical and quantum phenomena, shedding light on anomalous relaxation processes and the role of entanglement, quantum fluctuations, and initial conditions in equilibration. The studies provide valuable insights into quantum thermodynamics and relaxation processes, paving the way for innovative technologies in computing and energy storage.

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By @kristianp - 3 months
If the existence of this effect has been debated for decades and studies haven't shown a clear, repeatable effect, then it probably doesn't exist.