Results 171 to 180 of about 15,167 (290)

Natural Antioxidants as Thermal Stabilizers in Post‐Consumer Polypropylene

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 28, July 20, 2026.
A synergistic antioxidant system combining two natural antioxidants, quercetin and tocopherol, enhances the thermo‐oxidative stability of recycled polypropylene. The approach addresses key barriers to the utilization of recycled polymers, offering a sustainable pathway to improve material performance and supporting the broader adoption of recycled ...
Jeevan Tom Joseph   +3 more
wiley   +1 more source

The modelling of unsaturated soils

open access: yes, 1992
Afin de modéliser le comportement des massifs de sols non saturés sur les plans mécaniques et des écoulements d’eau et d’air, on a adopté une loi de comportement incrémentale à variables indépendantes, reliant les incréments de déformations du sol aux variations des contraintes totales et des sucions, ainsi que des relations non linéaires entre, d’une ...
openaire   +1 more source

High Density Polyethylene/Ground Tire Rubber Composites Compatibilized by Dicumyl Peroxide

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 25, July 5, 2026.
ABSTRACT In this study, the thermal behavior of dicumyl peroxide (DCP) was first evaluated by differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA), which confirmed a peak decomposition temperature around 172°C, highlighting its incompatibility with standard melt‐mixing techniques for most polyolefins. To overcome this limitation,
Hibal Ahmad, Denis Rodrigue
wiley   +1 more source

Integrating Optimized Intercropping Ratios With Biochar Enhances Land‐Use Efficiency and Seed Functional Quality in a Canola–Oat System

open access: yesFood and Energy Security, Volume 15, Issue 4, July/August 2026.
Comparison of canola monocropping versus canola–oat intercropping combined with biochar amendment under semi‐arid field conditions. The schematic contrasts the two cropping systems and summarizes their effects on three key seed traits: seed yield, oil content, and phenolic compounds, alongside land equivalent ratio (LER).
Yaser Namazi   +3 more
wiley   +1 more source

Understanding of Molecular Mechanisms and Breeding Strategies for Enhancing Oleic Acid Biosynthesis in Oil Crops

open access: yesFood Frontiers, Volume 7, Issue 4, July 2026.
ABSTRACT Oleic acid (C18:1), a monounsaturated fatty acid, is a key determinant of nutritional value and oxidative stability of vegetable oils. Increasing its concentration has therefore become a central objective in oilseed crop improvement. This review summarizes current knowledge on the molecular mechanisms and breeding strategies underlying oleic ...
Muhammad Jawad Umer   +12 more
wiley   +1 more source

Zinc Oxide Nanoparticles for Food Applications: From Synthesis and Functional Properties to Safety and Sustainability

open access: yesFood Frontiers, Volume 7, Issue 4, July 2026.
Green and conventional synthesis routes produce ZnO nanoparticles with tunable physicochemical properties for food applications, ZnO‐NPs enhance antimicrobial activity, UV protection, and food preservation through ROS generation and ZN2+ release. However, particle dissolution, migration, cytotoxicity, and environmental concerns highlight the need for ...
Liza Akter   +6 more
wiley   +1 more source

Stress-strain behavior and shear strength of unsaturated residual soil from triaxial tests

open access: yes, 2012
Multi-stage triaxial compression tests were performed on undisturbed samples of residual soils from Bukit Timah Granite formation in Singapore. Tests were carried out under two conditions, namely, consolidated undrained test (CU) (i.e.
Nyunt, T. T.   +2 more
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