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This study proposes using relativistic heavy ion colliders to detect Lorentz invariance violations by monitoring the rapidity-dependent quantum coherence of theoretical detectors. The research identifies a sharp transition near critical rapidities within existing experimental reach, offering a novel probe for testing modifications to field theory predicted by loop quantum gravity models. This approach complements traditional high-energy collision methods by leveraging subtle changes in detector response at lower energy scales.

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Relativistic Heavy Ion Collider Can Test Detector Coherence

Quantum Zeitgeist15 august 20264 min de cititArticolul și perspectiva sunt în engleză.

Testing Lorentz invariance violation (LIV) is notoriously difficult, as its characteristic energy scale typically lies beyond current experimental reach. Applying this to the polymer-quantized scalar field theory, results show detector’s quantum coherence exhibits a pronounced dependence on rapidity and undergoes a sharp transition near a critical rapidity, a value within reach of existing facilities like the Relativistic Heavy Ion Collider.

Researchers have discovered a surprising link between quantum coherence and the search for violations of Lorentz invariance, a fundamental symmetry of nature. The work demonstrates that the quantum coherence of detectors, specifically Unruh-DeWitt detectors, exhibits a pronounced dependence on its rapidity and undergoes a sharp transition near a critical rapidity, a value within reach of existing facilities like the Relativistic Heavy Ion Collider. Unlike traditional methods focused on dispersion relations, this approach probes Lorentz invariance through the rapidity-dependent…

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