Authors: Chunhui Yao, Wanlu Zhang, Peng Bao, Jie Ma, Wei Zhuo, Minjia Chen, Zhitian Shi, Jingwen Zhou, Liang Ming, Ting Yan, Richard Penty, Qixiang Cheng

Published on: July 25, 2024

Impact Score: 7.8

Arxiv code: Arxiv:2407.18172

Summary

• What is new: The paper presents a spectrometer with a record-breaking bandwidth-to-resolution ratio for miniaturized devices.
• Why this is important: Current spectrometers lack the ultra-wide observation window and high resolution needed for various NIR sensing applications.
• What the research proposes: An integrated reconstructive spectrometer using dispersion-engineered ring resonators, combined with auxiliary electronics.
• Results: The spectrometer achieves over 520 nm operational bandwidth, a resolution of less than 8 pm, and superior accuracy for various sensing applications, matching commercial benchtop performance.

Technical Details

Technological frameworks used: Integrated spectrometer with dispersion-engineered ring resonators.

Models used: Dispersion-engineered ring resonators for reconstructive spectroscopy.

Data used: Spectral data for different solid substances, aqueous, and organic solutions.

Potential Impact

Medical diagnostics, pharmaceutical companies, environmental monitoring, and food safety industries could benefit from this technology.

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