Results 181 to 190 of about 1,699 (255)

Building Sulfone Bridges: Multi‐Technique Analysis of Thermally Induced Cross‐Linking in Highly Sulfonated Poly(Phenylsulfone)

open access: yesJournal of Polymer Science, EarlyView.
Highly sulfonated poly(phenylsulfone) undergoes controlled thermal cross‐linking through sulfone bridge formation, exploiting the dual role of sulfonic acid groups as both proton‐conducting functionalities and reactive precursors. The resulting fluorine‐free membranes exhibit enhanced hydrolytic, thermal, and mechanical stability while maintaining ...
A. Fahs   +6 more
wiley   +1 more source

Engineering Phosphorus‐Modified Flame‐Retardant Thermoplastic Polyurethane via Reactive Melt Processing

open access: yesJournal of Polymer Science, EarlyView.
Phosphorus‐modified TPUs are prepared by one‐step, solvent‐free reactive melt processing using phosphate‐ or phosphonate‐containing diols and PEG or PPG soft segments. Fire behavior and mechanical response depend strongly on both chemistries. Peak heat release rate decreases by up to 54%, but reduced tensile strength and V‐2 dripping behavior reveal a ...
Léa Gratier   +4 more
wiley   +1 more source

Within‐tree spatial heterogeneity of sap flow velocities and wood properties and its effect on the uncertainty of tree level sap flux estimates

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
As forests are important for biodiversity and recreation and provide vital resources globally, it is essential that their health can be accurately monitored, for example, by using sap flow probes to measure tree water uptake. We investigated whether sap flow measurements might differ at various locations within the same tree due to variation in wood ...
Stefan Seeger   +2 more
wiley   +1 more source

Latitudinal divergence in runoff responses to global forestation due to forest-atmosphere feedbacks. [PDF]

open access: yesNat Commun
Kan F   +8 more
europepmc   +1 more source

Almond Shell‐Derived Cellulosic Microfibres: Extraction, Characterisation and Applications in Sustainable Paper‐Based Packaging

open access: yesPackaging Technology and Science, EarlyView.
Cellulosic microfibres were extracted from almond shells using organosolv, soda and kraft processes, and comprehensive physicochemical, surface, thermal and morphological characterisation demonstrated their strong potential as sustainable fillers for paper‐based packaging application. ABSTRACT This study develops pathways for the valorisation of almond
Lokesh Kumar   +4 more
wiley   +1 more source

Incorporation of Natural Antimicrobial Agents Into Thermoplastic Polymers for Food Applications: Strategies, Efficacy, Challenges and Future Directions

open access: yesPackaging Technology and Science, EarlyView.
This graphical abstract summarizes the main strategies for incorporating natural antimicrobial agents into thermoplastic food packaging polymers, including melt processing, surface deposition, controlled release and chemical immobilization. It highlights the major classes of natural antimicrobials, key advantages such as microbial growth reduction and ...
Florence Akinmeye   +4 more
wiley   +1 more source

Climate Change Impacts on Greenhouse Horticulture in the Mediterranean Basin: Challenges and Adaptation Strategies. [PDF]

open access: yesPlants (Basel)
Fanourakis D   +7 more
europepmc   +1 more source

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