Results 111 to 120 of about 228 (170)

Artificial Tears: A Systematic Review. [PDF]

open access: yesClin Optom (Auckl), 2023
Semp DA   +4 more
europepmc   +1 more source

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, Volume 28, Issue 16, 19 August 2026.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

Bioadhesive Hydrogel With Polyphenol‐Armored Nanogene Rejuvenates Chondrocyte Senescence for Aged Osteoarthritis Therapy

open access: yesAdvanced Science, Volume 13, Issue 46, 17 August 2026.
An adhesive hydrogel depot with polyphenol‐armored nanogenes is developed for treating aged osteoarthritis. This system maintains miR‐140 bioactivity, prolongs its intra‐articular retention, and enhances transfection into chondrocytes, leading to the downregulation of senescence‐associated pathways.
Liwei Yan   +10 more
wiley   +1 more source

A Piezo‐Mimetic Ionic Hydrogel Harnessing Joint Motion for Cartilage Repair

open access: yesAdvanced Science, Volume 13, Issue 43, 3 August 2026.
A piezo‐mimetic ionic hydrogel converts mechanical deformation into bioactive ionic currents via stress‐induced asymmetric ion migration. Coupled with sustained Mg2+ release, this mechano‐electrochemical platform bridges mechanical loading and cellular signaling, enabling load‐adaptive stimulation and enhanced cartilage regeneration. ABSTRACT Articular
Chenyuan Gao   +14 more
wiley   +1 more source

Predictive modeling and optimization of a waste cooking oil biodiesel/diesel powered CI engine: an RSM approach with central composite design. [PDF]

open access: yesSci Rep
Elkelawy M   +7 more
europepmc   +1 more source

Fe‐Modified Co/CeO2 Catalysts for Sustainable Cyclohexane Oxidation

open access: yesChemical Engineering &Technology, Volume 49, Issue 8, August 2026.
Bimetallic FexCoy/CeO2 catalysts and the corresponding Co/CeO2 and Fe/CeO2 have been studied for cyclohexane oxidation. In the presence of benzaldehyde, Fe1Co2/CeO2 showed a synergistic effect reaching the highest cyclohexane conversion to KA oil. The presence of Co2+/Fe3+ species is accountable of synergy.
Erisa Fero   +6 more
wiley   +1 more source

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