Results 91 to 100 of about 140,429 (262)

Molecular Rotors: From Newtonian Fluids to Functional Materials as Viscosity and Temperature Sensing Tools

open access: yesAdvanced Functional Materials, EarlyView.
Molecular rotors are fluorescent molecules that are sensitive to viscosity and temperature variations in the environment. They exhibit a direct correlation between fluorescence and viscosity within Newtonian fluids. However, this correlation becomes less straightforward in complex systems.
Flavia Di Scala   +6 more
wiley   +1 more source

Atomically Dispersed Ni Site Catalysts Accelerating Sluggish Sulfur Redox Kinetics in Nonaqueous Zn‐S Batteries

open access: yesAdvanced Functional Materials, EarlyView.
An atomically dispersed Ni catalyst featuring Ni‐N4 coordination is developed as a sulfur host for nonaqueous Zn─S batteries. This configuration modulates the electronic structure to lower activation barriers during rate‐limiting steps and promotes a robust ZnF2‐rich cathode‐electrolyte interphase, thereby accelerating sulfur redox kinetics ...
Junhyuk Ji   +7 more
wiley   +1 more source

Charge‐Tunable Coacervate Micelles for Separator Engineering in Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A separator engineering strategy based on charge‐tunable complex coacervate core micelles (C3Ms) is presented to form an ion‐selective layer regulating polysulfide transport in Li–S batteries. The micelles enable uniform adsorption onto commercial polypropylene separators and infiltration throughout the internal pore network, suppressing polysulfide ...
Yongsheng Zhang   +11 more
wiley   +1 more source

Disentangling Bulk and Surface Contributions to Charge and Discharge Fading in High‐Voltage LiCoO2

open access: yesAdvanced Functional Materials, EarlyView.
High‐voltage operation of LiCoO2 accelerates capacity fading through bulk and surface degradation. By introducing a LiTaO3 coating to selectively suppress surface degradation, bulk and surface contributions to charge and discharge fading are decoupled.
Hyungjoon Moon   +6 more
wiley   +1 more source

Associação entre a variabilidade da frequência cardíaca e o estresse oxidativo: o papel do exercício

open access: yesRevista Brasileira de Prescrição e Fisiologia do Exercício, 2017
A gênese de diversas doenças cardiovasculares tem sido associada ao menor controle cardiovascular e ao desequilíbrio redox. A Variabilidade da Frequência Cardíaca (VFC) tem se mostrado eficiente em identificar alterações na função neurocardíaca causadas ...
Lysleine Alves Deus   +6 more
doaj  

Glutathione Reductase Affects Hyphal Growth and Fruiting Body Development by Regulating Intracellular ROS Levels in Hypsizygus marmoreus

open access: yesHorticulturae
Glutathione reductase (GR) is essential for maintaining cellular redox homeostasis by sustaining reduced glutathione (GSH) levels. In Hypsizygus marmoreus, GR silencing led to impaired mycelial growth, elevated reactive oxygen species (ROS) accumulation,
Haibo Hao   +6 more
doaj   +1 more source

Confinement‐Engineered Thermally Programmed Ion‐Gating Separator for Decoupling Thermal–Electrochemical Feedback in High‐Energy Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A new phase‐change material encapsulated membrane offers more thermal resilience stability and safety than the conventional separators for batteries. ABSTRACT Thermal runaway in lithium‐ion batteries arises from the intrinsic coupling between heat generation and ion transport, yet conventional shutdown separators primarily rely on passive pore collapse
Sumedha Rajpoot   +17 more
wiley   +1 more source

Roll‐to‐Roll Processable EC/TC Hybrid Smart Windows Driven by a Bidirectional Dual‐Chromic Polymer Electrolyte

open access: yesAdvanced Functional Materials, EarlyView.
We present a scalable EC/TC hybrid smart window using a DCPE that enables tunable solar modulation (ΔTsol:15–43%), fast electrochromic switching (<90 s), and strong thermal blocking (10–14°C reduction). HPMC improves thermal stability, while an optimized ISL enhances EC performance.
Soyeon Kim   +4 more
wiley   +1 more source

Redox Imbalance in Male Infertility: From Empirical Antioxidant Therapy to Precision Medicine and Epigenetic Insights

open access: yesReproductive Medicine and Biology
Background Oxidative stress (OS) is a critical factor in male infertility, where excessive reactive oxygen species (ROS) impair sperm quality and DNA integrity.
Huynh Dang Khoa Nguyen   +4 more
doaj   +1 more source

Unraveling the interplay between sleep, redox metabolism, and aging: implications for brain health and longevity

open access: yesFrontiers in Aging
The relationship between sleep and metabolism has emerged as a critical factor in aging and age-related diseases, including Alzheimer’s disease and dementia.
Fayaz A. Mir   +5 more
doaj   +1 more source

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