Results 101 to 110 of about 242,952 (317)

Weaving Intelligence: Thermally Drawn Multimaterial Fibers Toward AI‐Enabled Smart Textiles

open access: yesAdvanced Materials, EarlyView.
Thermally drawn multimaterial fibers are rapidly advancing as intelligent structural units for next‐generation smart textiles. Integrating multimaterial architectures with neuromorphic and spiking‐neural‐network principles enables fabrics that can sense, compute, and adapt autonomously.
Vuong Dinh Trung   +9 more
wiley   +1 more source

Efficient fault-tolerant collision-free data aggregation scheduling for wireless sensor networks [PDF]

open access: yes, 2014
This paper investigates the design of fault-tolerant TDMA-based data aggregation scheduling (DAS) protocols for wireless sensor networks (WSNs). DAS is a fundamental pattern of communication in wireless sensor networks where sensor nodes aggregate and ...
Bradbury, Matthew S.   +3 more
core   +1 more source

Wireless Network Security

open access: yesEURASIP Journal on Wireless Communications and Networking, 2009
Wireless networks technologies have been dramatically improved by the popularity of third generation (3G) wireless networks, wireless LANs, Bluetooth, and sensor networks. However, security is a major concern for wide deployments of such wireless networks.
Yang Xiao 0001   +4 more
openaire   +3 more sources

Designable van der Waals Crystal for Artificial Neuronal Cell Mimicking

open access: yesAdvanced Materials, EarlyView.
Designable van der Waals crystal has been demonstrated for device‐scale neuronal cell mimicking. The structural similarity between ion‐channel in biological membranes and layered vdW lattices is realized with nano‐crystallization via Ar + H2S plasma sulfurization.
Jinhyoung Lee   +23 more
wiley   +1 more source

Denial of service attacks and challenges in broadband wireless networks

open access: yes, 2008
Broadband wireless networks are providing internet and related services to end users. The three most important broadband wireless technologies are IEEE 802.11, IEEE 802.16, and Wireless Mesh Network (WMN).
Khan, S, Loo, KK, Naeem, T, Khan, MA
core  

Deep Learning Inverse Design of Phase‐Change Reconfigurable Terahertz Metadevices for Multidimensional Secure Communication

open access: yesAdvanced Materials, EarlyView.
A deep learning inverse‐design framework is established to create versatile reconfigurable terahertz metadevices. By synergizing deep learning with phase‐change materials, this approach enables on‐demand customization of multidimensional electromagnetic responses.
Yisheng Dong   +11 more
wiley   +1 more source

Secure communication protocol for wireless sensor networks

open access: yes
We propose a new communication protocol for wireless sensor networks, allowing to make them secure with respect to malicious attacks. Compared to standard secure protocols (e.g., the IEEE 802.15.4 and the ZigBee), the one we propose allows to increase ...
Giaffreda, Daniele   +3 more
core   +1 more source

NeoCommLight: A Visible Light Communication System for RF-Restricted NICUs

open access: yesIEEE Access
Visible Light Communication (VLC) is one of the emerging technologies of Optical Wireless Communications (OWCs) in finding sustainable solutions for the spectrum crunch of beyond 5G access technologies.
G. D. Heshan Niranga   +2 more
doaj   +1 more source

Soft, Degradable, and Magnetic Microcarriers for Encapsulation and Guided Transport of Drugs and 3D Spheroids

open access: yesAdvanced Materials, EarlyView.
This work presents soft, degradable hydrogel microcarriers that combine magnetic responsiveness with the ability to host multiple therapeutic and cellular components. Produced by droplet microfluidics, the carriers maintain structural integrity during manipulation, permit controlled breakdown under physiological conditions, and enable guided motion for
Xuan Peng   +18 more
wiley   +1 more source

Nocturnal Intraocular Pressure Monitoring With a Soft Contact Lens Sensor for Glaucoma Management

open access: yesAdvanced Materials, EarlyView.
A soft contact lens sensor enables continuous, noninvasive monitoring of nocturnal intraocular pressure (IOP) under closed‐eye sleep conditions. By integrating a highly compliant inductive–capacitive circuit onto a commercial lens, the device achieves record sensitivity and stable performance.
Yumin Dai   +19 more
wiley   +1 more source

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