📄 Category

chemistry

1695 papers

📄 chemistry

A Framework for Assessing Annealing Effectiveness in Material Extruded Polyamide Composites

This study demonstrates that thermal annealing at 160°C significantly enhances the tensile strength and crystallinity of material extruded polyamide and carbon fiber-reinforced polyamide composites while exhibiting anisotropic dimensional stability, leading to the proposal of a new directional Annealing Index to simultaneously evaluate mechanical improvements and shrinkage for optimizing post-processing.

Rohit Nandakumar Shenoy, Satish Shenoy Baloor, Chandrakant Ramanath Kini, Suhas Yeshwant Nayak, Faizaan Mirza2026-08-27
📄 chemistry

Cold atmospheric pressure plasma pretreatment as a novel tool to tailor the functional properties of quince seed mucilage biopolymer-based edible films

This study demonstrates that optimizing cold atmospheric plasma treatment conditions, particularly at 6 kV for 1 minute or 7 kV for 3 minutes, significantly enhances the mechanical, barrier, and thermal properties of quince seed mucilage-based edible films without compromising their thickness.

javaneh karimi, sahand sohrabi, Mojtaba Moezzi Rad, mehdi sharifian, Leila Zare, neda Mollakhalili Meybodi2026-08-27
📄 chemistry

Screen-Printed Carbon/TiO2 Counter Electrodes for Indoor Dye-Sensitized Solar Cells Using TiO2 -Inorganic Binders Prepared via Polyvinylpyrrolidone-Assisted Sol-Gel Synthesis

This study demonstrates that screen-printed carbon counter electrodes utilizing PVP-assisted sol-gel TiO₂ inorganic binders outperform traditional ethyl cellulose-based and platinum references in indoor dye-sensitized solar cells, achieving power conversion efficiencies of up to 18.94% at 1000 lux due to improved mechanical stability, lower sheet resistance, and enhanced charge transfer.

Tatiana Buchlová, Michal Hatala, Izabela Vajová, Roberto Speranza, Andrea Lamberti, Pavol Gemeiner2026-08-27
📄 chemistry

A one-dimensional Cd(II) coordination polymer based on 2,5- dibromobenzene-1,4-dicarboxylate: Crystal structure and dielectric properties

A new one-dimensional cadmium(II) coordination polymer, [Cd(Br₂-BDC)(2-MeIm)₂(DMF)]ₙ, was synthesized and comprehensively characterized, revealing a distorted pentagonal-bipyramidal geometry and promising dielectric properties suitable for frequency-dependent electronic applications.

Bakhtiyor Chori ugli Tursunov, Yakubov Yuldash Yusupbaevich, Khayit Khudaynazarovich Turaev, A. Aditya Prasad, Abrorbek (…)2026-08-27
📄 chemistry

Visible-Light-Active Photosensitized TiO 2 Nanomaterials for Antimicrobial Photodynamic Inactivation: Interfacial Photochemistry and Iodide Potentiation

This study demonstrates that visible-light-active photosensitized TiO₂ nanomaterials exhibit variable antimicrobial efficacy against *Staphylococcus aureus* and *Klebsiella pneumoniae* through combined Type I and Type II photochemistry, which can be significantly potentiated by iodide addition to overcome bacterial resistance and achieve near-complete inactivation.

Paweł Repetowski, Konrad Miazga, Jakub M. Kwieciński, Janusz M. Dąbrowski2026-08-27
📄 chemistry

Conductive Organic Cages Enable Efficient Capture and Transistor Detection of ppq-Level Perfluorooctanoic Acid

This study presents a conductive organic cage (ReTTFcage) that simultaneously achieves record-breaking adsorption capacity and kinetics for removing perfluorooctanoic acid (PFOA) from water while functioning as a miniaturized field-effect transistor sensor capable of detecting PFOA at the ultra-trace ppq level.

Qiang YAN, Chao-Wang Tang, Wen-Wen Wang, Jing-Yan Tang, Yixin Wang, Yang-Yang Wang2026-08-27
📄 chemistry

Soil type and moisture dynamics govern the physicochemical aging of superabsorbent polyacrylic acid hydrogels in soil

This study demonstrates that the loss of swelling functionality in polyacrylic acid superabsorbent hydrogels within soil is primarily driven by rapid physicochemical aging and condensation with soil minerals under moisture fluctuations, rather than microbial degradation, with the rate and extent of these transformations being governed by soil type and moisture dynamics.

Janina Neff, Christian Buchmann2026-08-27
📄 chemistry

Structural, magnetic, optical, and microwave absorption properties of Fe0.67Co0.33/CoCexFe2-xO4 (х=0.0, 0.1, 0.2, 0.3) composites

Hydrothermally synthesized Fe0.67Co0.33/CoCexFe2-xO4 composites exhibit a cerium-dependent evolution in structural, magnetic, and optical properties, where increasing Ce3+ content reduces crystallite and grain sizes, lowers coercivity and saturation magnetization, narrows the band gap to enhance methylene blue degradation, and modifies microwave absorption characteristics.

Liliya Frolova, Volodymyr Kotsubynsky, Jakub Cieślak, Dmytro Saltykov2026-08-27
📄 chemistry

Predicting Intergranular Corrosion Penetration Depth in Accelerated Testing using Machine Learning

This paper presents a probabilistic machine learning framework trained on 128 experimental results to accurately predict intergranular corrosion penetration depth in Al 6000 series alloys based on their composition and manufacturing parameters, with the model's effectiveness validated through successful predictions on six unseen alloys.

David Montes de Oca Zapiain, Christoph Altenbach, Laura Kopruch, Aditya Venkatraman, Ryan M. Katona, Daniela Zander2026-08-27