Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Jun 11, 2026

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

Intelligent optical pH sensing via metasurface spectral encoding and machine learning.

Jiayi Hu, Yingbo Li, Wanjun Wang

    Applied Optics
    |June 10, 2026
    PubMed
    Summary
    This summary is machine-generated.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    MXene-Configured Intelligent Mask for Long-Term Sleep Breathing Assessment during Assisted Ventilation.

    ACS sensors·2026
    Same author

    Study on the Effects and Mechanisms of Resveratrol in Improving Cognitive Impairment in Aβ<sub>1-42</sub>-Induced Alzheimer's Disease Model Mice.

    Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology·2026
    Same author

    R-loops and D-loops: a delicate balance in genomic stability and instability.

    Cell communication and signaling : CCS·2026
    Same author

    Genome-wide rotational and translational phasing of nucleosomes with human transcription factors.

    Molecular cell·2026
    Same author

    Dynamic Valence-State-Adaptive Ta Single-Atom Sites for Artificial H<sub>2</sub>O<sub>2</sub> Photosynthesis.

    Journal of the American Chemical Society·2026
    Same author

    Prediction models for mortality in patients with acute on chronic liver failure: systematic review and critical appraisal.

    Frontiers in medicine·2026

    This study introduces an intelligent optical pH sensor using metasurfaces and AI. It accurately measures pH from test strips, overcoming visual limitations for reliable chemical sensing.

    Area of Science:

    • Optical Sensing
    • Metamaterials
    • Chemical Analysis

    Background:

    • Visual pH test strip interpretation suffers from subjectivity and inaccuracy.
    • Existing electrochemical sensors require frequent calibration, limiting their on-site application.
    • Advanced optical methods are needed for precise and portable pH monitoring.

    Purpose of the Study:

    • To develop a compact, intelligent optical pH sensing system.
    • To overcome the limitations of visual interpretation and electrochemical sensor calibration.
    • To enable accurate and rapid on-site pH analysis.

    Main Methods:

    • Utilized a metasurface for random spectral encoding.
    • Employed a neural-network-assisted framework for spectral reconstruction.

    More Related Videos

    Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces
    09:33

    Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

    Published on: June 7, 2019

    Using Extraordinary Optical Transmission to Quantify Cardiac Biomarkers in Human Serum
    09:23

    Using Extraordinary Optical Transmission to Quantify Cardiac Biomarkers in Human Serum

    Published on: December 13, 2017

    Related Experiment Videos

    Last Updated: Jun 11, 2026

    Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
    08:48

    Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

    Published on: September 25, 2020

    Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces
    09:33

    Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

    Published on: June 7, 2019

    Using Extraordinary Optical Transmission to Quantify Cardiac Biomarkers in Human Serum
    09:23

    Using Extraordinary Optical Transmission to Quantify Cardiac Biomarkers in Human Serum

    Published on: December 13, 2017

  • Developed a system correlating spectral signatures with pH values.
  • Trained a fully connected neural network for quantitative pH detection.

    • Main Results:

    • Accurate reconstruction of pH test strip transmission spectra was achieved.
    • A three-dimensional dataset linked spectral data to pH values.
    • Quantitative pH detection was enabled without electrode calibration.
    • The system demonstrated robustness and efficiency for on-site analysis.

    Conclusions:

    • The proposed metasurface-based optical system offers a precise alternative to visual pH strip reading.
    • This intelligent sensor overcomes key limitations of current pH measurement technologies.
    • The system shows significant potential for portable and rapid chemical sensing applications.