The topic of optical materials, which includes organic, inorganic, and hybrid materials, has received significant interest in recent years due to its importance in sensing applications. These materials possess many photophysical and chemical characteristics, enhancing their utility in modern scientific research. Their unique properties enable diverse applications across various fields, including lasers; displays; sensors; energy solutions; environmental remediation; and photocatalysis. Recent studies have highlighted the potential of optical materials for chemosensing various analytes, including anions; cations; neutral compounds; and biomolecules. In addition, these materials have also been explored for diagnostic and therapeutic applications, because of their photochromic nature.

The primary objective of this Research Topic is to gather and make available current research findings on optical materials that are especially developed for chemosensing applications. This involves an investigation of their synthesis, photophysical characteristics, and factors that contribute to their efficiency as sensors. Notably, fluorescent materials have received substantial research for their significance in chemical/biosensing, bioimaging and photodynamic therapy applications. In addition, these luminous materials are used in optoelectronic and photocatalytic processes to degrade environmental contaminants. This Research Topic seeks to provide a comprehensive review of both experimental and theoretical research into optical materials photophysical and photochemical characteristics, as well as their applications in chemosensing.

This Research Topic provides a forum for researchers to exchange ideas and showcase cutting-edge research in advanced optical materials and their chemosensing applications, which are important to modern chemistry. It covers a wide range of topics, such as optical material synthesis, structural features, photophysical and photochemical properties, and applications in chemosensing. This Topic aims to enhance the understanding of the photochemistry of optical materials and photocatalysts in both practical and theoretical areas by promoting interdisciplinary discussions among experts and incorporating theoretical concepts. Submissions are invited for Original Research, Review, or Perspective articles that focus on (but are not limited to) the following areas:

• Photochemistry of Organic, Inorganic, and Hybrid Materials

• Optical Materials for Photocatalysis and Photoelectrocatalysis

• Photocatalytic Mechanisms and Materials for Environmental Remediation

• Optical Materials for Chemo/Biosensing and Bioimaging

• Theoretical Investigations on Photochemical Properties of Optical Materials

• Fluorescent Materials for Photochemotherapy and Photodynamic therapy

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Frontiers in Chemistry

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