Results 51 to 60 of about 248,355 (346)

A survey on network simulators in three-dimensional wireless ad hoc and sensor networks

open access: yesInternational Journal of Distributed Sensor Networks, 2016
As steady research in wireless ad hoc and sensor networks is going on, performance evaluation through relevant network simulator becomes indispensable procedure to demonstrate superiority to comparative schemes and suitability in most literatures.
SeokYoon Kang   +2 more
doaj   +1 more source

Determining design parameters for Ad-hoc wirless sensor networks. [PDF]

open access: yes, 2003
This paper considers the design of wireless sensor networks in which a set of smart battery-powered sensor nodes cooperatively form an ad hoc communications network for monitoring and control applications. The paper examines ways of extending the life of
Blow, K. J.   +3 more
core  

Integrating mobile ad hoc network into mobile IPv6 network [PDF]

open access: yes, 2004
In the future more and more devices connected to the Internet will be wireless. Wireless networks can be classified into two types of networks: network with infrastructure (i.e.
Abdol Latiff, Liza   +2 more
core   +1 more source

Conductive Hydrogels for Exogenous Sensing and Cell Fate Control

open access: yesAdvanced Materials, EarlyView.
We engineer electrically conductive hydrogels by combining sulfated glycosaminoglycans with semiconducting polymers. These hydrogels bind bioactive proteins, including growth factors, whose release or retention can be modulated by low‐voltage stimulation. The hydrogels are also integrated as 3D channels in organic electrochemical transistors as part of
Teuku Fawzul Akbar   +15 more
wiley   +1 more source

A survey of performance enhancement of transmission control protocol (TCP) in wireless ad hoc networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2011
Transmission control protocol (TCP), which provides reliable end-to-end data delivery, performs well in traditional wired network environments, while in wireless ad hoc networks, it does not perform well.
Mast Noor, Owens Thomas
doaj  

Real valued negative selection for anomaly detection in wireless ad hoc networks [PDF]

open access: yes, 2004
Wireless ad hoc network is one of the network technologies that have gained lots of attention from computer scientists for the future telecommunication applications.
Abdul Majid, Azri, Maarof, Mohd. Aizaini
core  

Local Multicoloring Algorithms: Computing a Nearly-Optimal TDMA Schedule in Constant Time [PDF]

open access: yes, 2009
The described multicoloring problem has direct applications in the context of wireless ad hoc and sensor networks. In order to coordinate the access to the shared wireless medium, the nodes of such a network need to employ some medium access control (MAC)
Kuhn, Fabian
core   +4 more sources

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Ad hoc networks capacity scaling problem

open access: yesScience, Engineering and Technology, 2021
A large number of researchers found their interest in addressing the issue of capacity scaling for wireless ad hoc networks. This paper aims to provide a comprehensive overview of the development of capacity scaling laws in wireless networks ...
Adisa Hasković Džubur   +3 more
doaj   +1 more source

A Soft, Flexible Implant for Wireless Photothermal–Pyroelectric Neurostimulation

open access: yesAdvanced Science, EarlyView.
A replication strategy is used to enlarge the exposed surface area of barium titanate within flexible films with embedded carbon nanotubes, enabling efficient photothermal‐pyroelectric stimulation. Polar crystalline nanosheets show superior performance in guiding neural progenitor cells toward neuronal differentiation.
Jiang Wu   +7 more
wiley   +1 more source

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