Effective conductivity of Voronoi’s closed- and open-cell foams: analytical laws and numerical results
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science"
DOI: 10.1007/s10853-017-1226-z
Abstract: AbstractThe conductive heat transfer in high-porosity cellular materials is generally treated by defining a homogeneous effective thermal conductivity. Numerous empirical and semiempirical models as well as numerical investigations have already been conducted to estimate this… read more here.
Keywords: effective conductivity; conductivity; cell foams; cell ... See more keywords
The effective conductivity of strongly nonlinear media: The dilute limit
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Solids and Structures"
DOI: 10.1016/j.ijsolstr.2019.06.006
Abstract: Abstract This work is a combined numerical and analytical investigation of the effective conductivity of strongly nonlinear media in two dimensions. The nonlinear behavior is characterized by a threshold value for the maximal absolute current.… read more here.
Keywords: conductivity strongly; strongly nonlinear; nonlinear media; effective conductivity ... See more keywords
Numerical and experimental evaluation of the relationship between porous electrode structure and effective conductivity of ions and electrons in lithium-ion batteries
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2016.12.098
Abstract: Abstract This study aims to develop a correlation equation between a porous electrode structure and the effective conductivity so as to design an optimal structure for a thick electrode layer of a high-capacity battery. We… read more here.
Keywords: effective conductivity; conductivity; ion; electrode ... See more keywords
Modeling the effective conductivity of the solid and the pore phase in granular materials using resistor networks
Sign Up to like & getrecommendations! Published in 2019 at "Powder Technology"
DOI: 10.1016/j.powtec.2019.04.005
Abstract: Abstract To model the effective conductivity of the solid and the pore phase of a lithium-ion battery (LIB) we make use of the resistor network method (RN). We recall the scheme on how resistor networks… read more here.
Keywords: effective conductivity; pore phase; resistor; resistor networks ... See more keywords
An integrated XFEM modeling with experimental measurements for optimizing thermal conductivity in carbon nanotube reinforced polyethylene
Sign Up to like & getrecommendations! Published in 2022 at "Modelling and Simulation in Materials Science and Engineering"
DOI: 10.1088/1361-651x/ac4899
Abstract: The present paper investigates the thermal properties of carbon nanotube reinforced polyethylene and specifically its potential as highly conductive material. To this end, an integrated approach is proposed combining both numerical and experimental procedures. First,… read more here.
Keywords: reinforced polyethylene; effective conductivity; experimental measurements; carbon nanotube ... See more keywords
Effective conductivity of inertial flows through porous media.
Sign Up to like & getrecommendations! Published in 2023 at "Physical review. E"
DOI: 10.1103/physreve.107.035102
Abstract: We study two-dimensional incompressible inertial flows through porous media. At core (small) scale, we prove that the constitutive, nonlinear model can be rewritten into a linear one by means of a new parameter K^{★} which… read more here.
Keywords: flows porous; conductivity inertial; effective conductivity; inertial flows ... See more keywords
An Easy Method to Determine the Effective Conductivity of Carbon Fiber Composites Using a Wall Perturbation Approach
Sign Up to like & getrecommendations! Published in 2023 at "Materials"
DOI: 10.3390/ma16062404
Abstract: Carbon-fiber-reinforced plastics (CFRPs) are of increasing popularity in a wide range of applications, and microwave curing promises significant reduction in processing times. However, for the design of an efficient microwave curing system, the composites’ effective… read more here.
Keywords: carbon fiber; wall perturbation; determine effective; effective conductivity ... See more keywords