📄 Category

chemistry

1013 papers

📄 chemistry

Significant effect of neodymium oxide (Nd2O3) into mechanical and structural characteristics of lithium borate glass systems for superior radiation-shielding performance

This study demonstrates that substituting Na₂O with Nd₂O₃ in lithium borate glass systems enhances structural integrity, mechanical properties, and gamma-ray shielding performance by increasing density, converting BO₃ to BO₄ units, and strengthening ionic interactions, with the 4 mol% Nd₂O₃ composition exhibiting optimal radiation protection capabilities.

Laila M. Al-Harbi, Amal Alshehri, Mohammed Ezzeldien, Saber Alfurhud, NMA Hadia, Ghan E. D.azw Alshammari, A. A. Showahy (…)2026-09-01
📄 chemistry

Identifying Hidden Trends in Complex Data to Design Best Metal-Organic-Framework Catalysts for Oxygen Evolution Reaction

This study introduces a "hidden trend mining" workflow that integrates machine learning with subgroup discovery to identify local structure-activity relationships in bimetallic thiophene-2,5-dicarboxylate metal-organic frameworks, successfully predicting and experimentally validating a highly efficient NiFe catalyst for the oxygen evolution reaction with an overpotential of 186 mV.

Liangliang Xu, Jian Zhou, Canhui Zhang, Jiaqian Wang, Jinpei Huang, Zhong-Kang Han, Huawei Huang, Ning Xu, Heqing Jiang (…)2026-09-01
📄 chemistry

Effective Catalytic Esterification of Fat-Oil-Grease into Biodiesel over Sulfonated Zinc-Carbon Catalysts

This study demonstrates that a sulfonated zinc-carbon catalyst (ACZnS-220-5wt%), synthesized from sunflower husk via hydrothermal treatment and sulfonation, effectively converts waste fat-oil-grease into biodiesel with an 88% yield and stable reusability over five cycles due to its high surface area and strong Zn-S acid sites.

M. Vasanthan, G. Abdulkareem-Alsultan, N. Asma-Samsudin, S. Mohd Yusof, Siti Aishah Hasbullah, Y. H. Taufiq-Yap, Rahimi (…)2026-09-01
📄 chemistry

Pressure-Controlled Activity and Selectivity in Superbase-Catalyzed O-Vinylation of Menthol and Thymol with Acetylene

This study demonstrates that the KOH–DMSO superbase-catalyzed O-vinylation of menthol and thymol with acetylene exhibits distinct pressure-dependent activity and selectivity profiles, where optimal yields are achieved within specific pressure windows (12 atm for menthol and 14 atm for thymol) before secondary reactions degrade performance at higher pressures.

Makhammadjon Soliev, Suvonkul Nurmonov, Shukhrat Nuraliev, Vokhidkhuja Azizov, Akmaljon Arislanov, Gulmira Parpieva2026-09-01
📄 chemistry

A water-soluble poly(diphenylacetylene)-based photoredox system for visible-light-driven DNA fragmentation

This study reports a water-soluble poly(diphenylacetylene) system that enables visible-light-driven, sequence-independent DNA fragmentation via photoinduced electron transfer from amine donors, demonstrating its potential as a versatile platform for externally controlled genomic manipulation in both plasmid and cellular contexts.

Haruka Sakumoto, Yohei Kono, Tsuyoshi Taniguchi, Katsuhiro Maeda, Tatsuya Nishimura, Takeshi Shimi2026-09-01
📄 chemistry

Waste-Derived Thermal Insulation Bricks from Kaolin–Sawdust–Periwinkle Shell Ash Composites: Multi-Response Taguchi–Grey Relational Optimization for Sustainable Construction

This study utilizes Taguchi design and Grey Relational Analysis to optimize a sustainable thermal insulation brick formulation composed of kaolin, sawdust, and periwinkle shell ash, achieving a 77.4% reduction in thermal conductivity and a compressive strength of 7.83 MPa that exceeds construction standards.

Sodiq Opeyemi Jimoh, Lot Dambvo Yusuf, Fatai Olukayode Anafi2026-09-01
📄 chemistry

Metallurgically Interpretable Multimodal Machine Learning for Mechanical Property Prediction in 9% Cr Steels: Understanding Composition–Microstructure–Property Relationships

This study rigorously evaluates an interpretable multimodal machine learning framework for predicting mechanical properties in 9% Cr steels, revealing that while it offers no statistically significant accuracy advantage over single-modality baselines under small-data conditions, it successfully identifies physically plausible composition–microstructure relationships and highlights critical limitations in uncertainty calibration.

Adisa Rasak, Samuel Ifada2026-09-01
📄 chemistry

Post-print gold nanometallization tunes the architecture-dependent chemomechanics of 4D protein microstructures

This study demonstrates a post-print gold nanometallization strategy for 4D protein microstructures that significantly enhances mechanical robustness and suppresses fatigue while preserving pH-dependent actuation and enabling optical sensing, effectively decoupling geometric definition from inorganic functionalization.

Myrto Charitaki, Savvas Papamakarios, Maria Farsari2026-09-01
📄 chemistry

Denary element synergy breaks stability–selectivity tradeoff in the oxidative dehydrogenation of propane using CO2

By integrating a quaternary oxide support, Ca interfacial modifiers, and a high-entropy intermetallic alloy, researchers developed a catalyst that overcomes the stability–selectivity tradeoff in CO2-assisted oxidative dehydrogenation of propane, achieving doubled lifetime without compromising selectivity through synergistic multi-element design.

Shinya Furukawa, Duanxing Li, Fang Zhang, Jia Zhiheng2026-09-01
📄 chemistry

Correlated Oxide Nanocrystal Inks for Hole-Selective Contacts in n-i-p Perovskite Photovoltaics

This paper presents a two-step ligand-exchange strategy to convert aqueous NiOₓ nanocrystals into nonpolar conductive inks, enabling high-performance, doping-free hole-selective contacts for n-i-p perovskite solar cells that outperform traditional Spiro-OMeTAD-based devices.

Shuai Yuan, Congcong Zhang, Haruko Tamegai, Miwako Furue, Fumiyasu Awai, Takumi Kinoshita, Satoshi Uchida, Takaya Kubo (…)2026-08-31