Results 211 to 220 of about 49,445 (305)

Dynamic Disulfide Ionogels for Self‐Healing, Transparent, and Elastic E‐Skins

open access: yesAdvanced Materials Technologies, EarlyView.
A dynamic covalent ionogel is designed via polymer–ionic liquid interaction control. The interplay between ionic liquid compatibility, viscosity, and concentration governs polymer segmental dynamics, which in turn regulates disulfide exchange kinetics and mechanical durability.
Min Su Kim   +6 more
wiley   +1 more source

Regioselective π‐Extension of Helical PAHs: Tuning Energy Gaps and Excited‐State Dynamics Directed by Clar's Sextet Migration

open access: yesAdvanced Optical Materials, EarlyView.
Central and terminal ring fusions of per‐peri‐perbenzo[7]helicene (PB[7]H) yield novel helical polycyclic aromatic hydrocarbons (HPAHs). The migration of Clar's aromatic sextets governs the inner‐rim stiffness. This topology‐directed strategy bridges the discrete optical gaps of homologous series. Transition moment density (TMD) analysis visualizes the
Zhibo Liu   +3 more
wiley   +1 more source

Budget impact analysis of energy and nutrient-dense oral nutritional formulas for hospitalized pediatric disease-related malnutrition in the Middle East. [PDF]

open access: yesFront Nutr
Zaki G   +9 more
europepmc   +1 more source

Enhancement of Circular Dichroism in Chiral Dielectric Metasurfaces by Ion Beam Irradiation

open access: yesAdvanced Optical Materials, EarlyView.
Ion beam irradiation enables post fabrication tuning of dissipative losses in chiral dielectric metasurfaces composed of C4 symmetric silicon nanostructures. By tailoring the absorption toward critical coupling condition, circular dichroism is enhanced from 0.70 to 0.85, demonstrating a versatile route for maximizing optical chirality and polarization ...
Anna Fitriana   +6 more
wiley   +1 more source

Extended Reality in Congenital Heart Disease: 4D Flow Visualization: A Case Series in Fontan Patients. [PDF]

open access: yesJACC Case Rep
van Dijk EB   +8 more
europepmc   +1 more source

Revealing Mechanofluorochromism and Intricate Long‐lived Decay Pathways in Keto‐Coumarin‐Based Molecular Crystals

open access: yesAdvanced Optical Materials, EarlyView.
Donor–acceptor organic emissive materials show great promise in cutting‐edge optical applications. Herein, the photophysical properties of two keto‐coumarin organic materials are studied in detail. Both show mechanofluorochromism, but a diphenylamine donor derivative exhibits intricate decay pathways in the crystal form, including decays ranging from ...
Peter W. McDonald   +6 more
wiley   +1 more source

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