Solar-Light-Activated Materials, Photonics, and Emerging Technologies: From Fundamentals to Real-World Impact

A special issue of Photochem (ISSN 2673-7256).

Deadline for manuscript submissions: 31 October 2026 | Viewed by 1357

Special Issue Editors


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Guest Editor
1. National Institute for R&D in Microtechnologies-IMT Bucharest, 126A Erou Iancu Nicolae St., 077190 Bucharest, Romania
2. Center of Materials Technology and Photonics, Hellenic Mediterranean University (Formerly Technological Educational Institute of Crete), 71004 Heraklion, Crete, Greece
Interests: nanotechnology; materials engineering and applications: photocatalytic materials; materials for environmental and clean energy applications; composite materials for electromagnetic shielding; transparent electrode materials development including graphene (synthesis, deposition and functionalization); colloidal synthesis of metal nanoparticles; surface modification of metal oxide; graphene oxide and reduced graphene oxide films using metal nanoparticles for plasmonic effects on optical properties and silicon rubber based composite insulators for high voltage applications
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Special Issue Information

Dear Colleagues,

The rapid evolution of solar-light-activated processes marks an exciting moment for the global research and innovation community. What began with classical UV-induced photochemical reactions has now expanded into a multidimensional field where photochemistry, materials science, photonics, plasmonics, metamaterials, and device engineering converge. This cross-disciplinary landscape is redefining how we harness the broad solar spectrum—from UV to visible and near-infrared (NIR)—to drive chemical, environmental, and technological transformations with unprecedented efficiency.

With increasing societal demand for clean water, cleaner air, renewable energy, antimicrobial protection, sustainable manufacturing, and smart sensing, solar-activated technologies are becoming central to addressing some of the most pressing challenges of the 21st century. Breakthroughs in photocatalysts, light-harvesting interfaces, nano-engineered surfaces, and photonic architectures enable reactions and functionalities that were once considered unattainable under natural sunlight alone. At the same time, innovations in optical engineering, plasmonic enhancement, and metamaterial design are providing new ways to control absorption, scattering, spectral selectivity, and electromagnetic confinement—opening pathways to highly efficient, scalable solar-driven systems.

This Special Issue of Photochem aims to bring together a vibrant collection of contributions from established researchers, early-career scientists, engineers, industrial R&D teams, and emerging technology developers. Our goal is to showcase the full spectrum of advances—from theoretical insights and materials synthesis to device prototyping, field demonstrations, and industrial translation.

We welcome submissions that address (but are not limited to):

  • Solar-active photocatalysts, photosensitizers, and hybrid materials operating across the UV–Vis–NIR spectrum
  • Nanophotonic and plasmonic systems that enhance or modulate solar-driven reactions
  • Metamaterials and structured surfaces for spectral management, light trapping, and directional energy flow
  • Photoelectrochemical and solar-fuel generation technologies
  • Environmental applications, including sunlight-driven degradation of pollutants in water, air, and soil
  • Solar-activated antimicrobial, antiviral, and self-cleaning surfaces, textiles, and coatings
  • Light-harvesting architectures, including waveguiding structures, fiber-based systems, and solar concentrators
  • Outdoor photoreactors, demonstrators, and scale-up strategies
  • Advanced characterization, modeling, and spectroscopy for understanding solar-induced processes
  • Techno-economic considerations, durability and aging studies, and pathways to industry implementation

To support a broad and inclusive dialog, this Special Issue welcomes letters, full-length research articles, invited reviews, perspectives, and opinion. We particularly encourage collaborations that bridge academia and industry, highlight emerging methodologies, or propose forward-looking insights into the future of solar-light-activated technologies.

As solar-driven processes continue to expand into new scientific domains and application areas, the need for integrative thinking and cross-sector collaboration has never been greater. By gathering contributions from the global community, this Special Issue aims to inspire new ideas, foster partnerships, and accelerate the development of transformative solar-light-enabled materials and technologies.

We warmly invite you to contribute your latest research, vision, and innovation to this edition of Photochem.

Dr. Mirela Petruta Suchea
Dr. George Kenanakis
Guest Editors

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Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Photochem is an international peer-reviewed open access quarterly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 1200 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • solar-light-activated processes
  • solar photochemistry
  • UV–Vis–NIR activation
  • photocatalysis
  • photosensitizers
  • photoelectrochemistry
  • plasmonics
  • photonics
  • nanophotonics
  • metamaterials
  • light-harvesting materials
  • spectral management
  • solar-driven environmental remediation
  • advanced oxidation processes
  • solar fuels
  • hydrogen generation
  • CO2 reduction
  • antimicrobial surfaces
  • self-cleaning coatings
  • sunlight-activated textiles
  • photoreactors
  • outdoor demonstrators
  • scalable solar technologies
  • light–matter interactions
  • charge-carrier dynamics
  • photostability
  • nanostructured materials
  • hybrid materials
  • environmental applications
  • sustainable technologies
  • optical engineering
  • device integration
  • real-world solar applications

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Published Papers (1 paper)

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Review

24 pages, 3142 KB  
Review
Solar-Light-Activated Photochemical Skin Injury Induced by Highly Oxygenated Compounds of Sosnovsky’s Hogweed
by Valery M. Dembitsky and Alexander O. Terent’ev
Photochem 2026, 6(1), 7; https://doi.org/10.3390/photochem6010007 - 27 Jan 2026
Cited by 3 | Viewed by 962
Abstract
Sosnovsky’s hogweed (Heracleum sosnowskyi Manden.) is an invasive plant species widely distributed across Eastern Europe and Russia that poses a serious threat to human health due to its pronounced phototoxic properties. Contact with the plant sap followed by exposure to solar ultraviolet [...] Read more.
Sosnovsky’s hogweed (Heracleum sosnowskyi Manden.) is an invasive plant species widely distributed across Eastern Europe and Russia that poses a serious threat to human health due to its pronounced phototoxic properties. Contact with the plant sap followed by exposure to solar ultraviolet (UV) radiation frequently results in phytophotodermatitis, which is characterized by erythema, blistering, ulceration, and persistent hyperpigmentation. The development of these photochemical injuries—most notably furanocoumarins—act as potent photosensitizers and induce cellular and DNA damage upon UV activation. This review provides an integrated overview of the geographical spread and invasiveness of H. sosnowskyi, the chemical composition of its biologically active metabolites, and the molecular mechanisms underlying hogweed-induced skin injury. Particular emphasis is placed on the photochemical transformations of furanocoumarins, including psoralens and their photooxidation products, such as 1,2-dioxetanes, which generate reactive oxygen species and DNA crosslinks. In addition, the review examines other compounds derived from hogweed biomass—including furan derivatives, aromatic compounds, fatty acids, sterols, and their oxidative products—that may contribute to phototoxic and cytotoxic effects. Clinical manifestations of hogweed-induced burns, their classification, symptomatology, and current therapeutic approaches are critically discussed, highlighting the absence of standardized treatment guidelines. Rather than serving as a purely clinical or botanical survey, this review frames Sosnovsky’s hogweed injury as a solar-light-activated photochemical hazard, tracing the sequence from environmental sunlight exposure through molecular photochemistry to biological tissue damage. By integrating chemical, biological, and dermatological perspectives, the review aims to clarify injury mechanisms and support the development of more effective preventive and mitigation strategies under real-world exposure conditions. Full article
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