Results 61 to 70 of about 3,750,205 (257)

Bio‐Derived Polyelectrolyte Additive–Induced Interfacial Ion‐Diffusion Barriers for Nonvolatile Organic Artificial Synapses

open access: yesAdvanced Functional Materials, EarlyView.
Sodium alginate regulates interfacial ion transport and retention in electrolyte‐gated synaptic transistors. The carboxylate‐rich polymeric network forms a dynamic interfacial ion‐diffusion barrier that facilitates ion injection during programming while suppressing ion back‐diffusion, thereby stabilizing the electrochemically doped channel state.
Chaeyeon Han   +6 more
wiley   +1 more source

Operando Tracking of Oxygen‐Vacancy Dynamics and Negative Capacitance in Ca‐Doped BiFeO3

open access: yesAdvanced Functional Materials, EarlyView.
Operando electrochemical impedance spectroscopy, combined with electrocoloration, enables a direct correlation between real‐space ionic redistribution and the corresponding frequency‐domain electrical response. In lateral Ca‐doped BiFeO3 devices, time‐resolved impedance snapshots capture the evolution from bulk‐dominated mixed conduction to an ...
Jeonghun Suh   +3 more
wiley   +1 more source

Inter-layer FEC aided unequal error protection for multi-layer video transmission in mobile TV

open access: yes
Layered video coding creates multiple layers of unequal importance, which enables us to progressively refine the reconstructed video quality. When the base layer (BL) is corrupted or lost during transmission, the enhancement layers (ELs) must be dropped,
El Hajjar, Mohammed   +2 more
core   +1 more source

Cross-layer operation aided wireless networks

open access: yes, 2010
In this thesis, we propose several cross-layer operation aided schemes conceived for wireless networks. Cross layer design may overcome the disadvantages of the network's layered architecture, where layering is most typically represented by the Transport
Chen, Hong
core   +1 more source

Kansas Electric Transmission Authority 2009 Annual Report to the Governor and the Legislature

open access: yes, 2010
January 11, 2010KETA was created in 2005 by enactment of HB 2263. Our mission is to ensure reliable operation of the electrical transmission system, diversify and expand the Kansas economy and facilitate consumption of Kansas energy through improvements ...
Kansas Electric Transmission Authority
core  

Adenosine A1 receptor activation mediates the developmental shift at layer 5 pyramidal cell synapses and is a determinant of mature synaptic strength [PDF]

open access: yes, 2013
During the first postnatal month glutamatergic synapses between layer 5 pyramidal cells in the rodent neocortex switch from an immature state exhibiting high probability of neurotransmitter release, large unitary amplitude and synaptic depression to a ...
Richardson, Magnus J. E.   +2 more
core   +1 more source

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

Single-Layer High-Efficiency Metasurface for Multi-User Signal Enhancement

open access: yesMicromachines
In multi-user wireless communication scenarios, signal degradation caused by channel fading and co-channel interference restricts system capacity, while traditional enhancement schemes face challenges of high coordination complexity and hardware ...
Hui Jin   +5 more
doaj   +1 more source

An Energy-Efficient Cross-Layer Routing Protocol for Cognitive Radio Networks Using Apprenticeship Deep Reinforcement Learning

open access: yesEnergies, 2019
Deep reinforcement learning (DRL) has been successfully used for the joint routing and resource management in large-scale cognitive radio networks. However, it needs lots of interactions with the environment through trial and error, which results in ...
Yihang Du   +4 more
doaj   +1 more source

Kansas Electric Transmission Authority 2011 Annual Report to the Governor and the Legislature

open access: yes, 2012
February 29, 2012KETA was created in 2005 by enactment of HB 2263. Our mission is to ensure reliable operation of the electrical transmission system, diversify and expand the Kansas economy and facilitate consumption of Kansas energy through improvements
Kansas Electric Transmission Authority
core  

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