Results 91 to 100 of about 12,927 (214)

Energy Management in Zone Routing Protocol (ZRP) [PDF]

open access: yes, 2012
Ad hoc networks are wireless networks without a fixed infrastructure, and are usually established on a temporary basis for a specific application like emergency rescue or battle field communication. Energy management in wireless networks is the process of managing the sources and consumers of energy in a node or in the network as a whole for enhancing ...
Dilli Ravilla   +1 more
openaire   +1 more source

A Systematic Review of VANET Routing Protocols for Intelligent Transport Systems (ITSs)

open access: yesJournal of Advanced Transportation, Volume 2026, Issue 1, 2026.
The swift improvement of wireless communication technology has aided the creation of vehicular ad hoc networks (VANETs) as a revolutionary option for the realization of intelligent transportation systems (ITSs). VANETs facilitate seamless communication between vehicles and infrastructure (V2I) and among the vehicles themselves (V2V). These networks can
Roopa Tirumalasetti   +4 more
wiley   +1 more source

Synthesis of eco-friendly rGO/ZrP nanocomposite as novel adsorbents for enhanced non-enzymatic salicylic acid delivery

open access: yesNext Nanotechnology
This research focuses on the synthesis and characterization of zirconium phosphate (ZrP) nanoparticles supported on reduced graphene oxide (rGO) and investigates their performance as adsorbents for the controlled release of salicylic acid (SA).
Kalyani Adhikary, Pallabi Goswami
doaj   +1 more source

Tuning Tribological Performance of Layered Zirconium Phosphate Nanoplatelets in Oil by Surface and Interlayer Modifications

open access: yesNanoscale Research Letters, 2017
Two-dimensional (2D) inorganic layered nanoplatelets exhibit superior lubricating properties in both solid states and oil dispersions. In this paper, we have systematically investigated the effects of surface and interlayer modifications on the ...
Xiao Han, Huaisong Yong, Dazhi Sun
doaj   +1 more source

Velocity correlations of a discrete-time totally asymmetric simple-exclusion process in stationary state on a circle

open access: yes, 2011
The discrete-time version of totally asymmetric simple-exclusion process (TASEP) on a finite one-dimensional lattice is studied with the periodic boundary condition. Each particle at a site hops to the next site with probability $0 \leq p \leq 1$, if the
Katori, Makoto, Yamada, Yasuyuki
core   +1 more source

When Cellulose Moves: Smart Sensors and Actuators

open access: yesAdvanced Materials Technologies, Volume 10, Issue 23, December 3, 2025.
This review highlights cellulose‐derived soft actuators alongside with cellulose‐based sensors. Emphasis is placed on their integration into multifunctional devices that couple sensing and actuation to mimic natural motion and adaptability. We also discuss the challenges of achieving robust, reversible, and multi‐stimuli‐responsive motion, and outline ...
Francisco Sousa   +2 more
wiley   +1 more source

Bioinspired Materials, Designs, and Manufacturing Strategies for Advanced Impact‐Resistant Helmets

open access: yesAdvanced Engineering Materials, Volume 27, Issue 22, November 2025.
This review explores how bioinspired materials, structures, and manufacturing strategies transform helmet design to achieve enhanced impact resistance. Drawing inspiration from nacre, porcupine quills, beetle exoskeletons, and skull architectures, it highlights advances in auxetic lattices, nanocomposites, and functionally graded foams.
Joseph Schlager   +4 more
wiley   +1 more source

Spectral gap for the zero range process with constant rate

open access: yes, 2004
We solve an open problem concerning the relaxation time (inverse spectral gap) of the zero range process in $\mathbf {Z}^d/L\mathbf {Z}^d$ with constant rate, proving a tight upper bound of $O((\rho +1)^2L^2)$, where $\rho$ is the density of particles ...
Morris, Ben
core   +4 more sources

A comparative study of reactive, proactive and hybrid routing protocol in wireless sensor network under wormhole attack

open access: yesJournal of Electrical Systems and Information Technology, 2018
Nowadays, ZigBee communication protocol is one of the dominating standards for wireless sensor & ad-hoc networks and Internet of Things (IoT) networks. Even though the ZigBee standard was formed with security in mind and lower consumption of power, still
Jegan Govindasamy   +1 more
doaj   +1 more source

Motion of condensates in non-Markovian zero-range dynamics

open access: yes, 2012
Condensation transition in a non-Markovian zero-range process is studied in one and higher dimensions. In the mean-field approximation, corresponding to infinite range hopping, the model exhibits condensation with a stationary condensate, as in the ...
Chatterjee S   +14 more
core   +1 more source

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