Results 161 to 170 of about 3,785,220 (369)

Fast Adaptation for Deep Learning-based Wireless Communications [PDF]

open access: yesarXiv
The integration with artificial intelligence (AI) is recognized as one of the six usage scenarios in next-generation wireless communications. However, several critical challenges hinder the widespread application of deep learning (DL) techniques in wireless communications.
arxiv  

An Overview of Wireless Local Area Network (WLAN) [PDF]

open access: yesarXiv, 2013
Wireless Communication is an application of science and technology that has come to be vital for modern existence. From the early radio and telephone to current devices such as mobile phones and laptops, accessing the global network has become the most essential and indispensable part of our lifestyle. Wireless communication is an ever developing field,
arxiv  

On‐Chip Active Non‐Reciprocal Topological Photonics

open access: yesAdvanced Materials, EarlyView.
An ultra‐compact and efficient on‐chip isolator is experimentally demonstrated by integrating magneto‐optical InSb onto a terahertz silicon topological chip. The simultaneous breaking of spatial and temporal reversal symmetries forms a valley‐conserved non‐reciprocal waveguide mode, enabling a compact cavity size of 6.4 × 2.5λ2 and a low insertion loss
Ridong Jia   +5 more
wiley   +1 more source

Ultrahigh Conductive MXene Films for Broadband Electromagnetic Interference Shielding

open access: yesAdvanced Materials, EarlyView.
A new series of nitrogen‐substituted MXene films, spanning the full composition range, achieves record‐high conductivity (35 000 S cm⁻¹) and outstanding electromagnetic interference (EMI) shielding across X, Ka, and W bands, even in ultrathin layers.
Ju‐Hyoung Han   +14 more
wiley   +1 more source

Unperceivable Designs of Wearable Electronics

open access: yesAdvanced Materials, EarlyView.
Unperceivable wearable technologies seamlessly integrate into everyone's daily life, for healthcare and Internet‐of‐Things applications. By remaining completely unnoticed both visually and tactilely, by the user and others, they ensure medical privacy and allow natural social interactions.
Yijun Liu   +2 more
wiley   +1 more source

Exploring Symmetry in Wireless Propagation Channels [PDF]

open access: yesarXiv, 2017
Wireless communications literature is very rich with empirical studies and measurement campaigns that study the nature of the wireless propagation channel. However, despite their undoubted usefulness, many of these studies have omitted a fundamental yet key feature of the physical signal propagation, that is, wireless propagation asymmetry.
arxiv  

Transparent Temperature Sensors for Photothermal Neuromodulation: Advances, Challenges, and Future Directions

open access: yesAdvanced Materials Interfaces, EarlyView.
Photothermal neuromodulation is a promising technique for versatile neural signal study and treatment development. To further develop these technologies and optimize their effectiveness, transparent electrical temperature sensors with high thermal sensitivity and resolution are essential for accurately monitoring temperature changes during ...
Jee Woong Lee   +7 more
wiley   +1 more source

Temperature Dependent Spin Dynamics in La0.67Sr0.33MnO3/Pt Bilayers

open access: yesAdvanced Materials Interfaces, EarlyView.
Visualization of inverse spin Hall effect due to scattering of the injected pure spin current via spin pumping ferromagnetic resonance in LSMO/Pt micro device. Abstract Complex ferromagnetic oxides such as La0.67Sr0.33MnO3 (LSMO) offer pathways for creating energy‐efficient spintronic devices with new functionalities.
Biswajit Sahoo   +8 more
wiley   +1 more source

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