Results 31 to 40 of about 6,801,890 (343)

Development of a CA-FVM Model with Weakened Mesh Anisotropy and Application to Fe–C Alloy

open access: yesCrystals, 2016
In order to match the growth of the decentered square and the evolution of the interface cell in a two-dimensional cellular automaton-finite volume method (CA-FVM) model with decentered square algorithm, the present work first alters the determination of
Weiling Wang, Sen Luo, Miaoyong Zhu
doaj   +1 more source

Phase field simulation of dendritic microstructure in additively manufactured titanium alloy [PDF]

open access: yes, 2019
Additive manufacturing (AM) processes for metals, such as selective laser sintering and electron beam melting, involve rapid solidification process. The microstructure of the fabricated material and its properties strongly depend on the solidification ...
Meng, Lingbin   +3 more
core   +1 more source

Optimization of Electrochemical Copper Recovery Process: Effect of the Rotation Speed in Chloride Medium of pH=3

open access: yesInternational Journal of Electrochemical Science, 2015
Potentiostatic copper electrodeposition at a graphite electrode from synthetic 0.05 M copper (II) sulfate solution was studied at pH 3. Sodium chloride was added to increase the conductivity of the solution and catalyze the process.
Noura Touabi   +2 more
doaj   +1 more source

Bimodal control of dendritic and axonal growth by the dual leucine zipper kinase pathway. [PDF]

open access: yesPLoS Biology, 2013
Knowledge of the molecular and genetic mechanisms underlying the separation of dendritic and axonal compartments is not only crucial for understanding the assembly of neural circuits, but also for developing strategies to correct defective dendrites or ...
Xin Wang   +5 more
doaj   +1 more source

Interactions with Astroglia Influence the Shape of the Developing Dendritic Arbor and Restrict Dendrite Growth Independent of Promoting Synaptic Contacts. [PDF]

open access: yesPLoS ONE, 2017
Astroglia play key roles in the development of neurons, ranging from regulating neuron survival to promoting synapse formation, yet basic questions remain about whether astrocytes might be involved in forming the dendritic arbor.
Ginger S Withers   +4 more
doaj   +1 more source

Quantum Hall Effect in Fractal Graphene: Growth and Properties of Graphlocons [PDF]

open access: yes, 2013
Highly dendritic graphene crystals up to 0.25 mm in diameter are synthesized by low pressure chemical vapor deposition inside a copper enclosure. With their sixfold symmetry and fractal-like shape, the crystals resemble snowflakes.
Hilke, Michael   +4 more
core   +1 more source

Numerical Model Study of Multiple Dendrite Motion Behavior in Melt Based on LBM-CA Method

open access: yesCrystals, 2020
In this paper, a new method is proposed to solve the solute field of moving grains, and a Cellular automaton (CA)-Lattice Boltzmann method (LBM)-Semi rebound format(Ladd) coupling model which can accurately simulate the motion behavior of multiple ...
Yu Bai   +4 more
doaj   +1 more source

Extracellular molecular signals shaping dendrite architecture during brain development

open access: yesFrontiers in Cell and Developmental Biology, 2023
Proper growth and branching of dendrites are crucial for adequate central nervous system (CNS) functioning. The neuronal dendritic geometry determines the mode and quality of information processing.
Mohammad I. K. Hamad   +5 more
doaj   +1 more source

Neuroligin-1 knockdown reduces survival of adult-generated newborn hippocampal neurons

open access: yesFrontiers in Neuroscience, 2014
Survival of adult-born hippocampal granule cells is modulated by neural activity, and thought to be enhanced by excitatory synaptic signaling. Here, we report that a reduction in the synaptogenic protein neuroligin-1 in adult-born neurons in vivo ...
Eric eSchnell   +5 more
doaj   +1 more source

Ontogenetic alterations in molecular and structural correlates of dendritic growth after developmental exposure to polychlorinated biphenyls. [PDF]

open access: yes, 2007
ObjectivePerinatal exposure to polychlorinated biphenyls (PCBs) is associated with decreased IQ scores, impaired learning and memory, psychomotor difficulties, and attentional deficits in children.
Bachstetter, Adam D   +6 more
core   +2 more sources

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