Results 221 to 230 of about 40,153 (337)

Successive Mechanical Recycling of Poly(lactic Acid) by Injection Molding: Evolution of Molecular, Thermal, and Mechanical Properties

open access: yesMacromolecular Materials and Engineering, EarlyView.
This study investigated how successive injection molding recycling affects the properties of poly(lactic acid) (PLA). Gel permeation chromatography showed a two‐thirds molar mass reduction after ten reprocessing cycles. Differential scanning calorimetry revealed lower glass transition and cold crystallization temperatures.
László Lendvai   +4 more
wiley   +1 more source

Role of High Fidelity Vs. Low Fidelity Experimental Data in Machine Learning Model Performance for Predicting Polymer Solubility

open access: yesMacromolecular Rapid Communications, EarlyView.
The performance of machine learning models for classifying polymer solubility improves when a high‐fidelity experimental dataset is used compared to a low‐fidelity experimental dataset. This has important implications for justifying the value of spending additional time and resources preparing detailed experimental datasets.
Mona Amrihesari   +3 more
wiley   +1 more source

Study of Solvent Effect on PVDF‐HFP Gel Polymer Electrolyte Containing Ionic Liquid Pyr1,4TFSI for Lithium Batteries Application

open access: yesMacromolecular Rapid Communications, EarlyView.
The study develops gel polymer electrolytes using PVDF‐HFP copolymer, lithium salt, and an ionic liquid, evaluates how different solvents affect crystallinity, thermal stability, microstructure, and conductivity, observes a crystallinity decrease from 31% to 11%, identifies solvent‐dependent membrane morphologies, and reports the highest conductivity ...
Paulo Victor Zanotto   +2 more
wiley   +1 more source

Effect of Printing Direction of 3D-Printed Nylon Under Abrasive Wear Conditions. [PDF]

open access: yesPolymers (Basel)
Briones F   +5 more
europepmc   +1 more source

Mechanical and Electrochemical Performance of a PETEA‐Based Solid‐State Electrolyte for Multifunctional Structural Battery Composites

open access: yesNano Select, EarlyView.
Multifunctional structural battery composites can store electrical energy while bearing mechanical loads, thereby reducing parasitic mass and volume. We present a novel solid‐state PETEA‐based electrolyte, which can be cured in situ after infiltration into the reinforcement fibers in its monomer form.
Daniel Vogt   +4 more
wiley   +1 more source

Disarming the Hsp70–Bim Alliance: Small‐Molecule and Peptidic Disruptors of a Chaperone‐Apoptotic Switch in Cancer

open access: yesChemistryOpen, EarlyView.
Targeting a nucleotide‐sensitive groove on Hsp70 that binds the Bim BH3 helix, we integrate structures, biophysics, and SAR from peptides, fragments, and phenalene‐dicarbonitrile “wedges.” These disrupt the Hsp70–Bim complex with sub‐µM cellular engagement and in vivo activity while sparing Hsp90/mortalin.
Emadeldin M. Kamel   +5 more
wiley   +1 more source

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