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Updated: Aug 13, 2025
05:30
Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
Published on: September 8, 2023
632
Dynamics of Quantum Networks in Noisy Environments
Chang-Yue Zhang1, Zhu-Jun Zheng1, Shao-Ming Fei2,3
1Department of Mathematics, South China University of Technology, Guangzhou 510641, China.
Entropy (Basel, Switzerland)
|January 21, 2023
Summary
Realistic quantum networks face noise challenges. This study introduces a framework to analyze quantum network stability and communication limits under noise, aiding in the design of robust quantum systems.
Area of Science:
- Quantum Information Science
- Network Science
- Quantum Communication
Background:
- Quantum systems are susceptible to inherent noise, impacting their dynamics and stability.
- Understanding noise effects is crucial for developing reliable quantum networks.
Purpose of the Study:
- To develop an analytical framework for characterizing quantum network stability in noisy environments.
- To determine the maximum communication time for quantum networks based on topology and noise type.
Main Methods:
- Utilizing quantum state fidelity to assess system evolution.
- Applying classical percolation theory to model network dynamics.
- Analyzing network stability under amplitude damping and phase damping noise models.
Main Results:
- The proposed framework quantifies the maximal time quantum networks can maintain communication under noise.
- Results demonstrate varying stability based on network topology and specific noise types.
- The framework provides insights into quantum network capacity in noisy conditions.
Conclusions:
- The analytical framework enhances understanding of quantum network evolution under noise.
- This research offers a valuable reference for designing and optimizing large-scale quantum networks.
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