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Estimating Coherence Measures from Limited Experimental Data Available
Da-Jian Zhang1,2, C L Liu1, Xiao-Dong Yu1
1Department of Physics, Shandong University, Jinan 250100, China.
Physical Review Letters
|May 15, 2018
Summary
This study introduces a novel method for estimating coherence measures from limited experimental data. The approach is applicable to unknown quantum states and extends to other resource measures.
Area of Science:
- Quantum information science
- Quantum measurement theory
Background:
- Quantifying coherence is crucial in quantum information science.
- Estimating coherence measures experimentally is challenging due to unknown states and limited data.
Purpose of the Study:
- To develop a practical method for estimating coherence measures from limited experimental data.
- To extend the proposed approach to other quantum resource measures.
Main Methods:
- Developed a novel approach to estimate coherence measures.
- The method utilizes any available limited experimental data.
- The approach is general and applicable to unknown quantum states.
Main Results:
- Successfully demonstrated an approach to estimate coherence measures.
- The method is robust even with incomplete experimental information.
- The framework can be generalized to other resource measures.
Conclusions:
- The proposed method provides a practical solution for experimental coherence quantification.
- This work facilitates the experimental characterization of quantum states and resources.
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