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Transition from phase synchronization to complete synchronization in mutually coupled nonidentical Nd:YAG lasers.
Muhan Choi1, K V Volodchenko, Sunghwan Rim
1National Creative Research Initiative Center for Controlling Optical Chaos, Pai-Chai University, Daejeon 302-735, Korea.
Optics Letters
|July 3, 2003
Summary
Researchers experimentally confirmed a transition route from phase synchronization to complete synchronization using coupled Nd:YAG lasers. They observed intermittent synchronization times near the complete synchronization threshold, providing evidence for this transition.
Area of Science:
- Physics
- Nonlinear Dynamics
- Laser Physics
Background:
- Mutually coupled lasers exhibit complex synchronization behaviors.
- Understanding transitions between different synchronization states is crucial for laser dynamics.
- Previous theoretical work proposed a route from phase to complete synchronization.
Purpose of the Study:
- To experimentally verify the proposed transition route from phase synchronization to complete synchronization.
- To investigate the dynamics of coupled nonidentical continuous-wave lasers.
Main Methods:
- Utilized mutually coupled nonidentical continuous-wave Nd:YAG lasers.
- Analyzed the probability distribution of intermittent synchronization time.
- Focused on the region near the complete synchronization transition threshold.
Main Results:
- Experimental confirmation of the transition from phase synchronization to complete synchronization.
- Observation of intermittent synchronization phenomena.
- Characterization of synchronization time distribution near the complete synchronization threshold.
Conclusions:
- The experimental results support the theoretical model of synchronization transitions in coupled lasers.
- Intermittent synchronization serves as key evidence for the observed transition route.
- This study provides insights into the fundamental dynamics of coupled chaotic systems.