In the last week, we added to arXiv our new paper "Large Segmentation Design of Robust Photonic Quantum Gates" 📜 .
In our paper, we analyze the fidelity and power loss of photonic quantum gates, implemented by a segmentation of coupled optical waveguides, as functions of the number of segments. We show that designs with a large number of segments mitigate effectively systematic errors for a wide range of error correlation strength and variance. We quantify the design roughness effect on the power loss and analyze the performance of various methods for smoothing the configuration of the waveguides. We observe an asymptotic scaling behavior of the gate fidelity and power loss with the number of segments.
One of the leading approaches to realizing quantum computing is using photons in optical waveguides, reducing the noise in this platform is another important step toward robust quantum computing.
Link to the paper: https://lnkd.in/dy8JfSz5
In the figure attached, we show a comparison between different quantum gates we designed with their fidelity, and power loss (N represents the number of segments)
#QuantumComputing #QuantumOptics #Research #SiliconPhotonics
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