Results 141 to 150 of about 1,147 (212)

Conformational Landscapes in the Ground and Excited States Dictate Circularly Polarized Excimer Emission: A Thermodynamic–Kinetic Interplay in Carbazole Dimer Systems

open access: yesAngewandte Chemie, Volume 138, Issue 23, 1 June 2026.
Covalently linked carbazole dimers exhibit intense excimer‐based circularly polarized luminescence (CPL). A simple propylene‐tethered dimer achieves glum ≈ 0.01 in the violet region—among the highest for small organic emitters without heavy atoms. Conformational mapping reveals CPL is governed by thermodynamic/kinetic control of emissive conformers ...
Tomohiro Kujime, Zhe Wang, Tadashi Mori
wiley   +2 more sources

Molecular Design and Interfacial Functions of Self‐Assembled Monolayers for Perovskite and Tandem Solar Cells

open access: yesAdvanced Energy Materials, Volume 16, Issue 23, 17 June 2026.
We identify two decisive levers for SAM interfaces: molecular design (carboxylic acid‐based, phosphonic acid, other anchoring chemistries, and polymeric SAMs) and mixing routes (co‐assembly, in situ assembly, pre‐ and post‐treatment). Coordinated tuning of headgroups and assembly pathways optimises energy alignment and film formation, suppresses ...
Jiaxu Zhang, Bochun Kang, Feng Yan
wiley   +1 more source

Mechanisms, Design Principles, and Emerging Strategies in Supramolecular Assembly‐Enabled Circularly Polarized Room‐Temperature Phosphorescence

open access: yesAggregate, Volume 7, Issue 6, June 2026.
The Graphical Abstract summarizes the key concepts of this review, covering supramolecular assembly strategies, CPP material integration, multicolor emission, information encryption, and flexible optoelectronic applications. ABSTRACT Circularly polarized luminescence (CPL) and room‐temperature phosphorescence (RTP) materials are crucial for advanced ...
Wei Zhang   +6 more
wiley   +1 more source

Electronic Smoking Devices Among University Students: Usage Patterns and Chemical Composition of Inhaled Substances

open access: yesAnalytical Science Advances, Volume 7, Issue 1, June 2026.
ABSTRACT This study investigated the prevalence of electronic smoking device (ESD) use and its associated behavioural and chemical risks among university students in Bahia, Brazil. A cross‐sectional survey was conducted with 355 students from public and private institutions through an online questionnaire between April and May 2023. Among participants,
Eduard F. Valenzuela   +7 more
wiley   +1 more source

Light‐Driven [2 + 2] Cycloaddition Strategies for the Synthesis of Cyclobuta[b]indoles and Their Derivatives

open access: yesChemPhotoChem, Volume 10, Issue 6, June 2026.
This review surveys the literature on light‐driven dearomative [2+2] cycloadditions of indoles, highlighting their power to access complex cyclobuta[b]indole frameworks. Advances in photocatalysis, sensitizer design, and reaction engineering enable selective and sustainable assembly of strained three‐dimensional architectures, expanding opportunities ...
Maria Chiara Cabua   +4 more
wiley   +1 more source

Upcycling Agricultural By‐Products: RNA‐Seq‐Based Elucidation of Body Weight‐Independent Hepatoprotective Mechanisms of Cucumis melo var. makuwa Leaf Extract in Diet‐Induced Obese Mice

open access: yeseFood, Volume 7, Issue 3, June 2026.
Upcycling agricultural by‐products into functional resources, this study demonstrates that Cucumis melo var. makuwa leaf (CML) extract exerts a marked weight‐independent improvement of hepatic steatosis. CML extract markedly alleviates lipid accumulation, oxidative stress, and inflammation in MASLD, highlighting its potent hepatoprotective and ...
Ji Young Hwang   +12 more
wiley   +1 more source

Mitigation of Cisplatin‐Induced Neurotoxicity via Nrf2/HO‐1 Signaling and Autophagy: The Protective Role of Vitamin D

open access: yesJournal of Biochemical and Molecular Toxicology, Volume 40, Issue 6, June 2026.
This study investigates the neuroprotective effect of vitamin D against cisplatin‐induced mitochondrial damage and oxidative stress (ROS). HO‐1 expression is increased by vitamin D, which triggers Nrf2 activation and nuclear translocation. The results demonstrate that vitamin D protects brain tissue by strengthening the antioxidant defense system ...
Songul Cuglan   +2 more
wiley   +1 more source

Antioxidant and Degradable Poly(Squaryl Thioester) Networks

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 6, June 2026.
Herein, squaryl dichloride is introduced as a novel monomer to the realm of thermosets. First, squaryl dichloride is prepared from squaric acid, and then it is reacted with multifunctional thiol compounds to prepare novel networks. Overall, it is demonstrated that squaryl dichloride is a suitable monomer for the fabrication of thermally stable, acid ...
Emre Akar   +4 more
wiley   +1 more source

In Situ Self‐Nanostructuring Enables Fast‐Recharging of an Aqueous‐Processed Organic Small Molecule Cathode

open access: yesSmall, Volume 22, Issue 31, 2 June 2026.
Self‐nanostructuring of redox‐active organic small molecules through in situ electrochemical postcrosslinking enabled an aqueous‐processed, stable, fast‐rechargeable organic electrode even with a high active content ratio and mass loading. ABSTRACT Redox‐active organic materials (ROMs) for batteries are emerging as sustainable alternatives to inorganic
Kyunam Lee   +16 more
wiley   +1 more source

Radiation‐Hardened Perovskite Solar Cells Enabled by Redox‐Active V2Ox Hole Transport Layer for Space Applications

open access: yesSmall Science, Volume 6, Issue 6, June 2026.
A redox‐active V2Ox/self‐assembled layer bilayer hole transport layer improves the proton radiation resilience of perovskite solar cells for space applications. The V2Ox interface suppresses irradiation‐induced metallic Pb formation while buffering interfacial degradation, highlighting metal oxide interfacial engineering as a practical route toward ...
EQ Han   +7 more
wiley   +1 more source

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