Related Experiment Video
Updated: May 8, 2026
06:42
Generation and Coherent Control of Pulsed Quantum Frequency Combs
Published on: June 8, 2018
Coherent one-photon phase control in closed and open quantum systems: a general master equation approach
Leonardo A Pachón1, Li Yu, Paul Brumer
1Instituto de Física, Universidad de Antioquia, AA 1226 Medellín, Colombia. leonardo.pachon@fisica.udea.edu.co
Faraday Discussions
|September 12, 2013
Summary
This study reveals two mechanisms controlling single photon phase using a master equation approach. These mechanisms operate on different time scales, with implications for quantum optics research.
Area of Science:
- Quantum Optics
- Quantum Information Science
Background:
- Precise control over photon phase is crucial for quantum technologies.
- Understanding the fundamental mechanisms governing photon phase dynamics is essential.
Purpose of the Study:
- To elucidate the underlying mechanisms of single photon phase control.
- To analyze the influence of different time scales and approximations on phase control.
Main Methods:
- Utilized a master equation approach to model the system.
- Investigated dynamics on the laser time scale and system-bath interaction time scale.
- Examined the effects of secular and non-secular Markovian approximations.
Main Results:
- Identified two distinct mechanisms responsible for single photon phase control.
- Demonstrated that mechanisms operate on separate temporal scales.
- Quantified the impact of different Markovian approximations on the observed dynamics.
Conclusions:
- The master equation approach provides a robust framework for understanding photon phase control.
- Distinct time scales govern different aspects of phase control, offering avenues for manipulation.
- The choice of Markovian approximation significantly affects the accuracy of the model.
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