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This Oxford study demonstrates that hybrid models combining classical and quantum descriptions for coupled systems are fundamentally inconsistent, necessitating a fully quantum treatment even for gravity and electromagnetism. By proving that preserving canonical algebraic relationships forbids semiclassical approximations in interacting fields, the research reinforces the universality of quantum mechanics across all physical scales.

Surse care acoperăQuantum Zeitgeist, Quantum Computing Report, The Quantum Insider, arXiv

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Oxford Team Confirms Quantum Theory’s Universal Nature

Quantum Zeitgeist22 august 20264 min de cititArticolul și perspectiva sunt în engleză.

Preserving established algebraic relationships within combined systems disallows any attempt to treat subsystems as both classically and quantum mechanically consistent. This constraint, rooted in how dynamics evolve, builds upon Werner Heisenberg’s original work on electromagnetic field quantization by focusing on fundamental limitations imposed by consistency itself. Consequently, full quantisation becomes necessary when linking already-quantum entities to gravity or electromagnetism, revealing deeper boundaries for physical theory.

Coupled systems require complete quantisation to preserve relationships between position and momentum quantified by ħω representing energy in quantum fields. Analyses from Chiara Marletto London and Vlatko Vedral at the University of Oxford show combining classical and quantum descriptions introduces inconsistencies because consistent dynamics disallows certain hybrid models. These analyses reveal combinations previously considered theoretically possible actually violate fundamental principles governing change over time. The…

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