Results 161 to 170 of about 43,335 (258)

Material Compatibility of Poly(Ether)urethane 80A With Vaporized Hydrogen Peroxide Sterilization: A Comprehensive Evaluation of Oxidative Stability and Biocompatibility

open access: yesJournal of Biomedical Materials Research Part A, Volume 114, Issue 4, April 2026.
Hydrogen peroxide reacts with intracellular iron via a Fenton reaction, generating hydroxyl radicals that are consumed within the microbe, causing lethal oxidative damage while minimizing interaction with surrounding materials. ABSTRACT Poly(ether)urethanes (PEUs) are widely used in long term implanted medical devices. Their susceptibility to oxidative
Kimberly A. Chaffin   +11 more
wiley   +1 more source

Post‐Consumer Mechanical Recycling of Thermally Degraded Glass‐Fiber Reinforced Polyamide 6,6 for Electrical Applications

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 4, April 2026.
Post‐consumer mechanical recycling of PA66–GF composite with brominated flame‐retardant is assessed using accelerated thermal ageing to reproduce long‐term thermo‐oxidative degradation typical of electrical devices. Property retention is quantified across virgin, aged, recycled, and diluted recycled states through mechanical testing, microscopy, DSC ...
Alessandro Salvi   +4 more
wiley   +1 more source

Processing‐Driven Trade‐Offs in Thermal and Mechanical Performance of Polyetherimide‐Carbon Nanotube‐Expanded Graphite Hybrid Composites

open access: yesSPE Polymers, Volume 7, Issue 2, April 2026.
Processing route controls microstructure in PEI/CNT/expanded graphite composites, where single step compounding favors graphite exfoliation and thermal conductivity, while two‐step processing enhances dispersion and tensile strength. ABSTRACT This study examines the influence of processing strategy on the thermal and mechanical properties of ...
Viswanath Sastry Kaliseti   +6 more
wiley   +1 more source

Review of Radiation Embrittlement of Aluminum Alloys Used in Research Reactors. [PDF]

open access: yesMaterials (Basel)
Gillemot F   +4 more
europepmc   +1 more source

Toward Greener Hybrid Composites: Effect of Wood Powder and Calcium Carbonate on Recycled HDPE With Tyre and MAPE Modifiers

open access: yesSPE Polymers, Volume 7, Issue 2, April 2026.
Recycled high‐density polyethylene (rHDPE) was reinforced with wood powder (0–25 wt%) and calcium carbonate (5 wt%), modified with ground tyre powder (5 wt%) and maleic anhydride grafted polypropylene (MAPP, 5 wt%). The hybrid filler system demonstrated: Mechanical Enhancement: Tensile strength increased by 25.5%, stiffness by 45%, and tensile modulus ...
Wilson Webo   +3 more
wiley   +1 more source

Aging-Induced Ductile-Brittle-Ductile Transition in High-Entropy Alloys and its Implications. [PDF]

open access: yesAdv Sci (Weinh)
Dai Q   +9 more
europepmc   +1 more source

A Review on Cracking in Laser Additive Manufacturing of Nickel‐Based Superalloys: Types, Formation Mechanisms, and Suppression Strategies

open access: yesRare Metals, Volume 45, Issue 4, April 2026.
ABSTRACT Nickel‐based superalloys (Ni‐based superalloys) have attracted extensive attention in laser additive manufacturing (LAM) due to their capability to directly fabricate complex and high‐performance structural components. However, the rapid melting and solidification inherent to LAM result in intense thermal cycling, which induces high residual ...
Tianxiang Lin   +9 more
wiley   +1 more source

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