Results 181 to 190 of about 3,839,662 (304)

Metamaterial Antennas Enhance MRI of the Eye and Occipital Brain

open access: yesAdvanced Materials, Volume 38, Issue 32, 8 June 2026.
A radiofrequency antenna platform comprising planar and bend configurations is developed, incorporating structurally integrated epsilon‐negative metamaterial unit cells to enhance MRI. These antennas enable high‐resolution in vivo human MRI of the eye, orbit, and occipital brain. Comprehensive validation, including simulations, phantom experiments, SAR,
Nandita Saha   +14 more
wiley   +1 more source

Achieving Phonon‐Glass Electron‐Crystal Behavior in Fully Organic Flexible Thermoelectrics

open access: yesAdvanced Energy Materials, Volume 16, Issue 23, 17 June 2026.
Phonon‐glass Electron‐crystal (PGEC) behavior is demonstrated in fully organic composites consisting of conductive polymers (PEDOT:PSS) and soft polymeric fillers (PVA). The optimized PEDOT:PSS–PVA composite concurrently reveals delocalized transport and thermal conductivity close to its theoretical minimum, yielding a superior thermoelectric figure of
Jeong Han Song   +5 more
wiley   +1 more source

Hybrid Cosensitization via Fluorescence Resonance Energy Transfer in Emerging Photovoltaic Technologies

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 6, June 2026.
Hybrid cosensitization improves solar cell performance by enhancing light absorption and charge transfer through the combination of various sensitizers. The application of molecular engineering to dyes, quantum dots, and perovskites increases efficiency and stability.
Pankaj Bhujbal   +4 more
wiley   +1 more source

Ion‐Pairing and Counterion Effects in Contemporary Photochemistry

open access: yesAngewandte Chemie Novit, Volume 2, Issue 2, June 2026.
Ion‐pairing and counterion effects have emerged as fundamental yet underexplored determinants of photochemical behavior. Far from inert, counterions, and Coulombic interactions modulate excited‐state dynamics, quenching efficiencies, emission, and catalytic pathways.
Matthias Schmitz, Christoph Kerzig
wiley   +1 more source

Rosa rubiginosa L. Extract Rich in Bioactive Phenolics Possess Potent Anti‐Inflammatory, Antioxidant, Photoprotective, and Antimicrobial Biofunctional Activities

open access: yesChemistry &Biodiversity, Volume 23, Issue 6, June 2026.
A rich in bioactive phenolics extract from Rosa rubiginosa L. exhibits strong antioxidant, photoprotective, anti‐inflammatory, and antimicrobial activities. Synergistic interactions among bioactives enhance efficacy, particularly against PAF‐mediated pathways.
Sophia Letsiou   +8 more
wiley   +1 more source

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