Results 81 to 90 of about 12,787 (197)

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

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

High‐Fidelity Experimental Simulations of Atmospheric Flow Near Low‐Intensity Fires in a Wildland‐Urban Interface

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 19, 16 October 2025.
Abstract With increased urbanization, fires in the wildland urban interface (WUI) have become a severe problem worldwide. The unique features of WUI may influence the atmospheric flows in the vicinity of fire. This study utilizes the parallelized large eddy simulation model (PALM) system for fire‐atmosphere simulations of Bottle Lake Forest ...
Dongqi Lin   +5 more
wiley   +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

The porous medium equation: Large deviations and gradient flow with degenerate and unbounded diffusion

open access: yesCommunications on Pure and Applied Mathematics, Volume 78, Issue 9, Page 1609-1655, September 2025.
Abstract The problem of deriving a gradient flow structure for the porous medium equation which is thermodynamic, in that it arises from the large deviations of some microscopic particle system is studied. To this end, a rescaled zero‐range process with jump rate g(k)=kα,α>1$g(k)=k^\alpha, \alpha >1$ is considered, and its hydrodynamic limit and ...
Benjamin Gess, Daniel Heydecker
wiley   +1 more source

NUMERICAL CALCULATION OF 1D ZRP CHAIN ELECTRICAL CONDUCTIVITY

open access: yesTASK Quarterly, 2017
In this paper we present a numerical procedure for calculation of electrical conductivity in a periodic lattice of one-dimensional zero range potentials with a case of dominant impurity scattering. The conductivity was previously obtained in an integral form via an approximate solution of the kinetic Kolmogorov equation.
openaire   +2 more sources

A Survey on Various Enhancements Made on ZRP

open access: yesInternational Journal of Computer Applications, 2014
is a self organizing and self configurable infrastructure less network of mobile nodes connected by wireless where the nodes move arbitrarily. Routing is a critical issue in Mobile Ad Hoc Networks. One of well- known protocol for Ad hoc networks is Zone Routing Protocol.
Sunil Kumar, Kanishka Raheja
openaire   +1 more source

Enhanced CO2 Adsorption on CeO2/SBA‐15: The Key Role of Oxygen Vacancies

open access: yesChemPlusChem, Volume 90, Issue 9, September 2025.
Mesostructured nanocomposites (SBA‐15:CeO2), synthesized via two different methods, are analyzed to highlight their structural and morphological differences. The samples are tested for CO2 adsorption/desorption at 25, 35, 50, and 70 °C, with enhanced adsorption capacity attributed to increased oxygen vacancies induced by the direct synthesis method ...
Danilo W. Losito   +6 more
wiley   +1 more source

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

On ZRP wind input term consistency in Hasselmann equation [PDF]

open access: yes, 2016
Abstract. The new ZRP wind input source term (Zakharov et al., 2012) is checked for its consistency via numerical simulation of Hasselmann equation. The results are compared to field experimental data, collected at different sites around the world, and theoretical predictions of self-similarity analysis. Good agreement is obtained for limited fetch and
Zakharov, Vladimir   +2 more
openaire   +2 more sources

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