Results 101 to 110 of about 2,033 (212)

Modeling n‐Butyl Acrylate Polymerization using Complementary Modeling Techniques

open access: yesMacromolecular Reaction Engineering, EarlyView.
Two different simulation methods are used for the radical polymerization of nBA: deterministic in Predici and stochastic with mcPolymer. It has been successfully implemented across a wide temperature range. It turns out that the partially different implementation of chain‐length‐dependent termination and β‐scission are important for obtaining ...
Marco Drache   +3 more
wiley   +1 more source

Novel Aspects in Pattern Formation Arise from Coupling Turing Reaction–Diffusion and Chemotaxis [PDF]

open access: yes
Recent experimental studies on primary hair follicle formation and feather bud morphogenesis indicate a coupling between Turing-type diffusion driven instability and chemotactic patterning. Inspired by these findings we develop and analyse a mathematical
Painter, Kevin John   +5 more
core   +2 more sources

Radical-reaction driving nonlinear corrosion behavior and inhibition mechanism of Ce3+/Ce4+ redox couple on molten slag/refractory interface

open access: yesCorrosion Communications
A novel nonlinear corrosion at the three-phase interface of corundum refractory with CaO-Al2O3-SiO2 slag was identified as a Turing pattern phenomenon caused by auto-catalytic reactions involving free radicals Ca·+ and O2·-.
Fanbo Zeng   +7 more
doaj   +1 more source

Drivers of individual plant species contributions to β‐diversity are scale‐dependent

open access: yesOikos, EarlyView.
Species introductions and local extinctions of native species are driving biotic homogenisation in plant communities by reducing β‐diversity. Individual species vary in their contributions to β‐diversity (species contribution to β‐diversity; species‐β), yet our understanding of how species characteristics shape these contributions remains limited ...
Rona Learmonth   +16 more
wiley   +1 more source

Cross Diffusion Induced Turing Patterns in a Tritrophic Food Chain Model with Crowley-Martin Functional Response

open access: yesMathematics, 2019
Diffusion has long been known to induce pattern formation in predator prey systems. For certain prey-predator interaction systems, self diffusion conditions ceases to induce patterns, i.e., a non-constant positive solution does not exist, as seen from ...
Nitu Kumari, Nishith Mohan
doaj   +1 more source

High-throughput mathematical analysis identifies Turing networks for patterning with equally diffusing signals

open access: yeseLife, 2016
The Turing reaction-diffusion model explains how identical cells can self-organize to form spatial patterns. It has been suggested that extracellular signaling molecules with different diffusion coefficients underlie this model, but the contribution of ...
Luciano Marcon   +3 more
doaj   +1 more source

Turing pattern formation in the Brusselator system with nonlinear diffusion

open access: yes, 2013
In this work we investigate the effect of density-dependent nonlinear diffusion on pattern formation in the Brusselator system. Through linear stability analysis of the basic solution we determine the Turing and the oscillatory instability boundaries ...
LOMBARDO, Maria Carmela   +7 more
core   +1 more source

Cooperativity to increase Turing pattern space for synthetic biology [PDF]

open access: yes, 2014
It is hard to bridge the gap between mathematical formulations and biological implementations of Turing patterns, yet this is necessary for both understanding and engineering these networks with synthetic biology approaches.
Menendez, DB   +14 more
core   +1 more source

Being wronged and being right: Meaningful Indigenous‐Māori discourses for enhancing environmental restoration

open access: yesPeople and Nature, EarlyView.
Abstract Indigenous participation in environmental management is essential for achieving just and effective ecological outcomes. This study investigates the positive discourses that support the integration of Te Ao Māori (the Māori world view) in environmental restoration practice in Aotearoa New Zealand. We introduce Kaupapa Māori Discourse Analysis—a
Kiri Dell, Joanne Clapcott, Kaya Tapu
wiley   +1 more source

Dimensionality effects in Turing pattern formation

open access: yes, 2003
The problem of morphogenesis and Turing instability are revisited from the point of view of dimensionality effects. First the linear analysis of a generic Turing model is elaborated to the case of multiple stationary states, which may lead the system to ...
Leppänen, T   +3 more
core  

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