📄 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
📄 chemistry

Nanoscale Defect Modulation in Zn 1-x Ni x Fe 2 O 4 Spinel Nanoparticles: Hydrodynamic Agglomeration, Mesoporosity, and Coupled Magnetic and Electrochemical Responses

This study demonstrates that low-concentration nickel doping (specifically at x = 0.03) in ZnNiFe2O4 spinel nanoparticles induces a critical defect-rich mesoporous structure that simultaneously maximizes grain-boundary scattering to enhance magnetic coercivity and optimizes electrochemical charge storage, establishing a narrow compositional threshold for co-tuning multifunctional properties.

I. Dominic Xavier, R. Sagayaraj, A. Maria Bernadette Leena, N. Lavanya, C. Yogambal, A. Amalorpavadoss, S. Sebastian, S. (…)2026-08-31
📄 chemistry

Decoding the Behavior of Bio-Relevant Metal Ions in Water Using Chemometric Speciation Modeling

This study utilizes chemometric speciation modeling and pH-metric titrations to investigate the solution equilibria and stability of ternary nickel(II) and copper(II) complexes formed with azelaic acid dihydrazide and L-proline, providing insights into their potential applications in health, water purification, and green catalysis aligned with Sustainable Development Goals.

Nirmala Devi Danabala, Uma Rani Bhagavatula, Shyamala Pulipaka, Satyanarayana A, R S S Srikanth Vemuri, Chandra Sekhar B (…)2026-08-31
📄 chemistry

Mechanical and abrasion behaviour of cement and alkali-activated material mixes based on oil refinery waste catalyst: investigation and semi-empirical predictive models

This study demonstrates that incorporating 20 wt% oil refinery waste catalyst (ECAT) into cement mortars significantly enhances mechanical strength and abrasion resistance, while developing accurate semi-empirical predictive models for both cement and alkali-activated material mixes to support sustainable construction practices.

Natalia Szemiot-Jankowska, Masoumeh Khamehchi, Murugan Muthu, Shriram Marathe, Kamil Krzywiński, Lukasz Sadowski, Tianyu (…)2026-08-31
📄 chemistry

Phenol Adsorption from Water Using Raw and Quaternized Waste Sorbents: Isotherm, Kinetic, and Thermodynamic Analysis

This study demonstrates that quaternized agricultural waste peels from *Cucumis metuliferus* and *Aframomum melegueta* serve as highly effective, regenerable, and sustainable biosorbents for removing phenol from wastewater, achieving up to 95.95% removal efficiency through chemisorption mechanisms that outperform their raw counterparts.

James Ndiritu, John Wamumwe Mwangi2026-08-31
📄 chemistry

Literature Derived Polypropylene Mechanical Property Data for an Automotive Material Development Case Study Using a Quality Controlled Open Access Extraction Framework

This paper presents a quality-controlled, AI-assisted framework for extracting traceable mechanical property data from open-access scientific literature, demonstrating its application in a polypropylene case study where the system successfully generated candidate records while highlighting the challenges of reconstructing complete formulation-property relations compared to simple document retrieval.

Gabor BOCZ, Gabor DOGOSSY2026-08-31