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September 24, 2025Crystal Growth & Design

Crystal Growth and Ratiometric Fluorescence Tuning of the Eu-Metal Oxide Framework for Formaldehyde Sensing via Photoinduced Electron Transfer

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Authors

YZYuming ZhaoDYDan YueYZYe Zhu

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Overview

This research demonstrates ratiometric fluorescence detection of formaldehyde in a MOF framework, indicating enhanced sensitivity and reliable measurements.

Key Points

  • The Eu-BDC-NH2 framework enables selective formaldehyde detection through photoinduced electron transfer, improving sensitivity.
  • Using ratiometric fluorescence, variations in ligand and Eu3+ emissions provide high precision in detecting formaldehyde levels.
  • The integration with smartphones allows for visual detection, showcasing a shift in fluorescence colors from red to blue.
  • The simple room-temperature synthesis process aligns with green chemistry principles, optimizing experimental efficiency.

Cite This Study

Zhao et al. (2025) studied this question.

synapsesocial.com/papers/68d6e16f8b2b6861e4c3fef3https://doi.org/10.1021/acs.cgd.5c00947
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