Highly sensitive refractive index sensor based on asymmetric spectral response of TiO₂ high-contrast grating under LED illumination

• Yua Okano ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: y.okano@ee.tokushima-u.ac.jp

  Affiliation Graduate School of Advanced Technology and Science, Tokushima University, Tokushima, Japan

  https://orcid.org/0009-0008-7351-6039

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• Yuusuke Takashima,

  Roles Conceptualization, Project administration, Resources, Validation, Writing – review & editing

  Affiliations Graduate School of Advanced Technology and Science, Tokushima University, Tokushima, Japan, Institute of Post-LED Photonics, Tokushima University, Tokushima, Japan

  https://orcid.org/0000-0001-5055-7331

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• Masanobu Haraguchi,

  Roles Resources, Writing – review & editing

  Affiliations Graduate School of Advanced Technology and Science, Tokushima University, Tokushima, Japan, Institute of Post-LED Photonics, Tokushima University, Tokushima, Japan

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• Yoshiki Naoi

  Roles Conceptualization, Resources, Supervision, Writing – review & editing

  Affiliations Graduate School of Advanced Technology and Science, Tokushima University, Tokushima, Japan, Institute of Post-LED Photonics, Tokushima University, Tokushima, Japan

  https://orcid.org/0000-0003-3642-8976

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