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Chlorophyll Absorption Analysis Enabled by Silicon-Rich Nitride-Based Concentric Ring Metalens

Optics 2025-05-09 v1 Chemical Physics
Authors: Alireza Khalilian , Bowen Yu , Mehdi Sh. Yeganeh , Yasha Yi
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Abstract

A silicon-rich nitride (SRN) concentric-ring metalens, operating at 685 nm, achieves measured numerical aperture of 0.5 and 36\% focusing efficiency, enabling metalens-based chlorophyll absorption analysis and plant health evaluation for the first time.

Cite

@article{arxiv.2505.03759,
  title  = {Chlorophyll Absorption Analysis Enabled by Silicon-Rich Nitride-Based Concentric Ring Metalens},
  author = {Alireza Khalilian and Bowen Yu and Mehdi Sh. Yeganeh and Yasha Yi},
  journal= {arXiv preprint arXiv:2505.03759},
  year   = {2025}
}

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