Results 71 to 80 of about 5,405 (203)

Triplet Energy Transfer Strategy for Visible Light Activation of Bio‐Based Oxime Esters in Photopolymerization and 3D Printing

Small, EarlyView.
Bio‐based oxime esters are converted into efficient metal‐free photoinitiators for 405 nm LEDs and sunlight by Dexter‑type triplet energy transfer from ITX, enabling fast and deep visible light curing, high‐resolution 3D printing and improved cytocompatibility.
Kaidan Yang, Céline Dietlin, Coralie Ohl, Margot Manivel, Fabrice Morlet‐Savary, Michael Schmitt, Gérard Audran, Jean‐Patrick Joly, Jing Zhang, Pu Xiao, Jacques Lalevée   +10 more
wiley   +1 more source

Heavy‐Metal‐Free Colloidal Quantum Dots for Photocatalysis

Small, EarlyView.
Heavy‐metal‐free colloidal quantum dots provide sustainable photocatalytic platforms by combining tunable band structures, strong light absorption, and programmable surfaces/interfaces. This Review highlights how core/shell engineering, alloying, defect regulation, ligand design, and hybrid‐interface construction direct charge separation and ...
Xintong Xu, Ge Yang, Qin Li, Dechao Chen
wiley   +1 more source

Conducting polymer blends (polyaniline/polypyrrole) as counter electrode materials in dye sensitized solar cells

Ceylon Journal of Science, 2018
Dye sensitized solar cells have attracted lot of research interest in recent years due to their low production cost, higher transparency, easy fabrication and tunable optical properties.
H. M. C. P. Nawarathna, D. U. S. N. Abeysingha, W. M. T. N. Wickramasinghe, W. S. S. Gunathilake   +3 more
doaj   +1 more source

Synthesis and Surface Engineering of Two‐Dimensional MXenes for Advanced Functional Applications

The Chemical Record, EarlyView.
This study highlights the synthesis, surface engineering, and advanced functional applications of MXenes, emphasizing key preparation strategies that enable their use in catalysis, energy storage, sensing, and environmental remediation. Two‐dimensional MXenes (2DMxn), a rapidly expanding family of transition metal carbides, nitrides, and carbonitrides ...
Dalil N. H. Al‐Ghubairi, Hadi M. Marwani, Mahmood D. Aljabri, Muhammad Fazle Rabbee, Mohammed Muzibur Rahman   +4 more
wiley   +1 more source

Synthesis of polyaniline/TiO2 nanocomposites: effects of acid and aniline concentrations on material properties and photocatalytic performance for sulfamethoxazole degradation

Journal of Chemical Technology &Biotechnology, Volume 101, Issue 9, Page 1906-1923, September 2026.
Abstract BACKGROUND This work investigated the synthesis of TiO2‐P25/polyaniline (PANI) nanocomposites, denoted as PANI– TiO2, via chemical oxidative polymerization under different aniline:H+ molar ratios, and evaluated their performance in heterogeneous photocatalysis (HP).
Vanessa Mendonça Mendes Vargas, Susan Leonora Antunes, Carla Dalmolin, Sérgio Henrique Pezzin   +3 more
wiley   +1 more source

Influence of TiO2 Electrode Properties on Performance of Dye- Sensitized Solar Cells

International Journal of Electrochemical Science, 2012
Dye sensitized solar cells (DSSC) are working based on adsorbtion of photon by dye and transfer it to TiO2 electrodes. The control of microstructure and defects of TiO2 electrodes are vital for fabrication of high efficiency dye sensitized solar cells ...
Arman Sedghi, Hoda Nourmohammadi Miankushki   +1 more
doaj   +1 more source

Recent Development in Solar‐to‐Hydrogen Conversion Systems

WIREs Energy and Environment, Volume 15, Issue 3, September 2026.
This review compares three solar‐driven hydrogen production methods, photocatalysis (PC), photoelectrochemical cells (PEC), and photovoltaic–electrochemical (PV–EC) systems by examining their mechanisms, materials, stability, and efficiency. Nanocrystal‐based PC catalysts achieved the highest quantum efficiency (94%), while PV–EC and Si nanowire PEC ...
Rabia Zafar Ali, Martin D. Lennox, Milica Vasiljevic, Muhammad Imran Asghar   +3 more
wiley   +1 more source

Just Transition Toward Clean Energy Access With Focus on Lead‐Based Perovskite Solar Cell Technology: Lessons, Experiences, and Future Perspectives

Global Challenges, Volume 10, Issue 8, August 2026.
To intentionally mitigate energy poverty in underserved communities, advanced perovskite energy technologies such as lead‐based perovskite solar cells are necessary. However, in future deployment of these materials, energy justice, equity, inclusivity and environmental sustainability must be taken into account.
Benjamin K. Korir, George G. Njema, Mojeed A. Agoro, Thembinkosi Donald Malevu, Joshua K. Kibet   +4 more
wiley   +1 more source

A New Metal‐Ester Bonding Motif for the Synthesis of Hybrid Molecular Catalysts on Metal Oxide Supports Leads to Tunable Reactivity

Angewandte Chemie, Volume 138, Issue 29, 13 July 2026.
This work reports a new metal–ester bonding strategy for anchoring molecular catalysts to metal oxide supports, achieving exceptionally high surface loadings. Catalyst reactivity is predictably tuned by the support's properties, enabling control over electronic behavior and reaction pathways, thus opening new possibilities for designing highly ...
Joseph J. Kuchta III, Sarah M. Moody, Alexia M. Bradbury, D. M. S. C. Dissanayake, Laura C. Maybach, Santosh K. Balijepalli, John R. Regalbuto, Aaron K. Vannucci   +7 more
wiley   +2 more sources

On the Possibility of Enhanced Efficiency in (Zn, Cd)S Dye Sensitized Solar Cell [PDF]

Журнал нано- та електронної фізики, 2011
Nanoparticles of zinc sulphide and cadmium sulphide are synthesized by aqueous chemical method. XRD data show cubic phase for both the systems. UV-Vis absorption spectra of nano ZnS and nano CdS are blue shifted from the respective bulk.
N. Sankar, N. Sankar, K. Ramachandran
doaj