Results 281 to 290 of about 1,389,314 (296)

Advanced Temperature Design for Dynamic Performance Enhancement of PEMFCs Under High Current Density (HCD)

open access: yesAdvanced Science, EarlyView.
This study presents an innovative temperature difference (TD) design with an in‐plane gradient to optimize cooling channels in proton exchange membrane fuel cells (PEMFCs) under high current density (HCD) loading. The positive temperature difference (PTD) design improves dynamic response by enhancing hydration upstream and mitigating flooding ...
Fengyang Cai   +3 more
wiley   +1 more source

Implementing Multimodal Hardware Security with 2D α‐In2Se3 Ferroelectric Transistor

open access: yesAdvanced Science, EarlyView.
A multimodal secure transistor‐integrated in‐memory sensing and computing architecture is demonstrated by leveraging its electronic and optoelectronic synaptic behaviors. Key security primitives, such as anticounterfeiting, watermarking, logic locking, and camouflaging, are implemented within a compact single‐transistor structure, providing a scalable ...
Xinwei Zhang   +11 more
wiley   +1 more source

Nano‐Anesthetics Regulate Neuro‐Immune Interaction for Treating Neuropathic Pain

open access: yesAdvanced Science, EarlyView.
Ce‐UiO‐66‐Bupivacaine (CUB) demonstrates triple therapeutic innovation: 1) Sustained analgesia with ROS scavenging synergistically resolves neuropathic pain; 2) Microglia/astrocyte polarization switch reprograms the pro‐regenerative immune microenvironment; 3) CGRP‐TSP‐1 axis activation couples inflammation suppression to axon regeneration, defining a ...
Yue Wang   +9 more
wiley   +1 more source

Blockchain‐Empowered H‐CPS Architecture for Smart Agriculture

open access: yesAdvanced Science, EarlyView.
This article reviews the current system architectures for smart agriculture and proposes a blockchain‐empowered hierarchical cyber‐physical system (H‐CPS) framework. It discusses the challenges and outlines future research directions, including the use of semantic blockchain to handle complex data and models.
Xiaoding Wang   +8 more
wiley   +1 more source

Hybrid Solar Spectral‐Splitting Photovoltaic‐Thermal Hydrogen Production Systems

open access: yesAdvanced Science, EarlyView.
A hybrid solar photovoltaic‐thermal hydrogen system with membrane‐less electrolysis significantly boosts solar‐to‐hydrogen efficiency by co‐using thermal and electrical energy. The system attains good performance under variable irradiance with direct current power converters.
Yu Tian   +4 more
wiley   +1 more source

Complexities of nursing in healthcare waste management in hospitals. [PDF]

open access: yesRev Bras Enferm
Ferreira MJC   +5 more
europepmc   +1 more source

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