Counting statistics of photon emissions detected in non-Markovian environment.

Sci Rep

Center for Joint Quantum Studies and Department of Physics, Tianjin University, Tianjin, 300072, China.

Published: January 2018

AI Article Synopsis

  • The study explores how counting the spontaneous emissions of atoms in a non-Markovian environment (where past events influence future outcomes) reveals complex statistics that change with the time interval of detections.
  • It highlights that these emissions can lead to significant phenomena, like dynamical phase transitions, challenging the notion that they occur independently of detection.
  • The paper also briefly mentions potential experiments utilizing advanced optical cavity setups to investigate these behaviors further.

Article Abstract

In this work we present a large-deviation analysis for the counting statistics of atomic spontaneous emissions continuously detected in finite-bandwidth non-Markovian environment. We show that the statistics of the spontaneous emissions depends on the time interval (τ) of successive detections, which can result in big differences such as dynamical phase transition. This feature excludes the idea of regarding the spontaneous emissions as detection-free objective events. Possible experiment is briefly discussed in connection with the state-of-the-art optical cavity set-up.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5765105PMC
http://dx.doi.org/10.1038/s41598-017-18980-wDOI Listing

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