Results 71 to 80 of about 9,598 (263)

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

WAVELET MODULATION PERFORMANCE IN FADING CHANNELS [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2008
Wavelet modulation simultaneously sends dataat multiple rates through an unknown channel. Preuiousresearch has demonstrated that wauelet modulation biterror rate performance in the additive, white, Gaussiannoise channel is comparable to theoretical ...
C. Gordan, R. Reiz, L. Morgoş
doaj  

Analysis of Coded FHSS Systems with Multiple Access Interference over Generalized Fading Channels

open access: yesEURASIP Journal on Wireless Communications and Networking, 2009
We study the effect of interference on the performance of coded FHSS systems. This is achieved by modeling the physical channel in these systems as a block fading channel.
Salam A. Zummo
doaj   +1 more source

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Unleashing the Power of Machine Learning in Nanomedicine Formulation Development

open access: yesAdvanced Functional Materials, EarlyView.
A random forest machine learning model is able to make predictions on nanoparticle attributes of different nanomedicines (i.e. lipid nanoparticles, liposomes, or PLGA nanoparticles) based on microfluidic formulation parameters. Machine learning models are based on a database of nanoparticle formulations, and models are able to generate unique solutions
Thomas L. Moore   +7 more
wiley   +1 more source

Differential detection scheme for distributed MIMO systems in fast fading channel

open access: yesTongxin xuebao, 2012
In the fast fading distributed MIMO system,it is difficult to keep the channel fading coefficient unchanged in adjacent space-time blocks due to the rapid changed state information,which leads to the traditional distributed MIMO differential detection ...
Dong-dong DOU   +3 more
doaj   +2 more sources

On the capacity of Rayleigh-fading correlated spectrum sharing networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2011
Recently, substantial attention has been paid to improve the spectral efficiency of communication setups using different spectrum sharing techniques. This paper aims to study the capacity of Rayleigh-fading spectrum sharing channels in the case where ...
Makki Behrooz, Eriksson Thomas
doaj  

Pilot allocation scheme based on coalition game for TDD massive MIMO systems

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
Pilot contamination is a major factor that restricts the system performance of time division duplex (TDD) massive multiple-input multiple-output (MIMO) systems. Reasonable pilot allocation is an effective method to reduce pilot contamination.
Hui Zhi, Xiaoguang Ding
doaj   +1 more source

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

Spleen‐Targeting Biomimetic Hybrid Nanocarriers for Systemic Immune Reprogramming in Colitis: RBC Membrane Vesicle‐Fused Lipid Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
A spleen‐targeting hybrid nanoplatform (RBCMV‐LNP‐RP) harnessing erythrophagocytosis mimics senescent red blood cell clearance to achieve spleen‐specific delivery of rapamycin. This biomimetic system enables selective accumulation in splenic macrophages, orchestrating systemic immune reprogramming and promoting mucosal healing in an inflammatory bowel ...
Jun Kwon   +10 more
wiley   +1 more source

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