Results 91 to 100 of about 16,212 (301)

Application of percolation model on the brittle to ductile transition for polystyrene and polyolefin elastomer blends

open access: yeseXPRESS Polymer Letters, 2007
The percolation model was applied in the study of brittle to ductile transition (BDT) of polystyrene (PS) and polyolefin elastomer (POE) blends. Based on the interparticle distance and percolation model, stress volume (Vs) can be expressed by volume ...
doaj   +1 more source

Random networks, threshold models and social dynamics

open access: yes, 2011
Delitzscher S. Random networks, threshold models and social dynamics.
Delitzscher, Sascha, Sascha Delitzscher
core  

Lowering The Percolation Threshold In Carbon Blackfilled Polymer Composites

open access: yes, 1999
In an effort to lower the percolation threshold of carbon black-filled polymer composites, various polymer microstructures were examined. Composites prepared with a polyvinyl acetate (PVAc) latex and a poly(vinyl acetate – ethylene) water-dispersible ...
J. C. Grujnlan   +2 more
core   +1 more source

Evaluating Energy Absorption Performance of Filled Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Maximum stress must be considered to robustly evaluate energy absorber designs. This approach was applied to compare all types of absorbers in a single Ashby diagram and determine the utility of filling lattice voids with a second material. High‐performance fillers can improve the performance of lattices that are limited by buckling or catastrophic ...
Christian Bonney   +2 more
wiley   +1 more source

Dependence of the percolation threshold on the size of the percolating species

open access: yesPhysica A: Statistical Mechanics and its Applications, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Cornette, Valeria Cecilia   +2 more
openaire   +3 more sources

A Percolation-Based Model Explaining Delayed Take-Off in New-Product Diffusion [PDF]

open access: yes
A model of new-product diffusion is proposed in which a site-percolation dynamics represents socially-driven diffusion of knowledge about the product's characteristics in a population of potential buyers.
Martin Hohnisch   +2 more
core  

Electrical Properties of Zinc-Kaolin Composites below its Percolation Threshold

open access: yes, 2013
In this paper, we present some electrical properties of the zinc-kaolin cermet resistors with zinc metal fillers below the percolation threshold. Rectangular cermet rods of dimensions 65 mm by 6.5 mm by 3.2 mm were produced in a mould with semi-dry the ...
Alabi, AB, Babalola, OA
core   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Numerical Assessment of the Percolation Threshold Using Complement Networks [PDF]

open access: yes, 2018
Models of percolation processes on networks currently assume locally tree-like structures at low densities, and are derived exactly only in the thermodynamic limit.
Giulio Cimini   +5 more
core   +2 more sources

Unusual metallic-like transport near the percolation threshold

open access: yes, 2010
In multiwall carbon nanotube (MWNT)-polystyrene (PS) composites, a weak temperature dependence of conductivity has been observed at a percolation threshold of 0.4 wt %.
C. S. Suchand Sangeeth   +7 more
core   +1 more source

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