Results 11 to 20 of about 42,311 (246)

Effect of Stretch on Local Burning Velocity of Premixed Turbulent Flames

open access: yesJournal of Thermal Science and Technology, 2007
The effect of positive stretch on the local flame properties of turbulent propagating flames in the flamelet regime was investigated experimentally for methane-, hydrogen- and propane-air mixtures with lean and rich having nearly the same laminar burning
Masaya NAKAHARA   +3 more
doaj   +1 more source

Enhancing Diffusion of Innovation through Operational Analysis of Agent-Based Modelling [PDF]

open access: yesچشم‌انداز مدیریت صنعتی, 2020
The purpose of this study is to introduce a method to improve innovation diffusion by using agent-based modeling. In this regard, an operational analysis to create agent-based modeling is investigated. agent-based model of this research is carried out in
Ehsan Abolfathi   +2 more
doaj   +1 more source

Flow divergence in the turbulent premixed flames

open access: yesNihon Kikai Gakkai ronbunshu, 2014
In order to elucidate the flow divergence in the rich propane-air turbulent premixed flames, the flow fields of lean and rich propane-air and methane-air turbulent premixed flames of the identical conditions of laminar burning velocity and characteristic
Yasuko YOSHIDA   +2 more
doaj   +1 more source

Preferential behaviour and scaling in diffusive dynamics on networks

open access: yesNew Journal of Physics, 2007
We study the fluctuation properties and return-time statistics on inhomogeneous scale-free networks using packets moving with two different dynamical rules; random diffusion and locally navigated diffusive motion with preferred edges. Scaling in the fluctuations occurs when the dispersion of a quantity at each node or edge increases like the its mean ...
Kujawski, B, Tadic, B, Rodgers, GJ
openaire   +3 more sources

3D diffusion model within the collagen apatite porosity: An insight to the nanostructure of human trabecular bone. [PDF]

open access: yesPLoS ONE, 2017
Bone tissue at nanoscale is a composite mainly made of apatite crystals, collagen molecules and water. This work is aimed to study the diffusion within bone nanostructure through Monte-Carlo simulations.
Fabiano Bini   +3 more
doaj   +1 more source

Visualization of Influence of Preferential Diffusion in Jets.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B, 1997
Preferential diffusion in nonreacting jets was visualized by a Rayleigh scattering method. The jets initially consist of a mixture of CO2 and He with volume fractions 39.9 and 60.1, the effective Rayleigh scattering cross-section of which is the same as that of air.
Masaharu KOMIYAMA   +4 more
openaire   +2 more sources

The link between gliomas infiltration and white matter architecture investigated with electron microscopy and diffusion tensor imaging

open access: yesNeuroImage: Clinical, 2021
Diffuse low-grade gliomas (DLGG) display different preferential locations in eloquent and secondary associative brain areas. The reason for this tendency is still unknown.
Francesco Latini   +6 more
doaj   +1 more source

Calibration of a density-based model of urban morphogenesis. [PDF]

open access: yesPLoS ONE, 2018
We study a stochastic model of urban growth generating spatial distributions of population densities at an intermediate mesoscopic scale. The model is based on the antagonist interplay between the two opposite abstract processes of aggregation ...
Juste Raimbault
doaj   +1 more source

Effects of radiation, curvature, and preferential diffusion on the extinction of laminar non-premixed flames

open access: yesAIP Advances, 2022
The combined effects of radiative heat loss, curvature, and preferential diffusion on laminar non-premixed flames (or flamelets) are investigated in this work by using asymptotic analysis.
Yushan Gao   +4 more
doaj   +1 more source

Effects of considering preferential diffusion and flame stretch in FGM method for numerical simulations of hydrogen/air flames

open access: yesJournal of Thermal Science and Technology
One-dimensional numerical simulations of an unstretched propagating hydrogen/air premixed flame and two-dimensional numerical simulations of outwardly propagating hydrogen/air laminar premixed flames are performed using a flamelet-generated manifold (FGM)
Kazuhiro KINUTA, Reo KAI, Ryoichi KUROSE
doaj   +1 more source

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