Results 31 to 40 of about 2,426,816 (367)

Electrical Conductivity of New Nanoparticle Enhanced Fluids: An Experimental Study

open access: yesNanomaterials, 2019
In this research, the electrical conductivity of simple and hybrid nanofluids containing Al2O3, TiO2 and SiO2 nanoparticles and water as the base fluid was experimentally studied at ambient temperature and with temperature variation in the range of 20 ...
Elena Ionela Chereches   +1 more
doaj   +1 more source

Topology Optimization of Lattice Support Structure for Cantilever Beams Fabricated Via Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView., 2023
A numerical scheme is presented to design a lattice support for metallic components additively built via laser powder bed fusion. Results show that thermal‐induced distortion can be respectively reduced by 69%, 58%, and 50% in comparison to a uniform lattice, a fully solid support, and a truss‐based lattice support.
Jiazheng Hu   +2 more
wiley   +1 more source

Residual polymer stabiliser causes anisotropic electrical conductivity during inkjet printing of metal nanoparticles

open access: yesCommunications Materials, 2021
Inkjet printed metal nanoparticles are known to have lower electrical conductivity than those produced by traditional approaches. Here, anisotropic electrical conductivity is attributed to organic residuals from the metal nanoparticle ink, reducing ...
Gustavo F. Trindade   +14 more
doaj   +1 more source

Architected Lattices with a Topological Transition

open access: yesAdvanced Engineering Materials, EarlyView., 2023
This article develops topological metamaterials showing multidirectional two‐step deformation under compression by embedding contact‐enabled topological mechanisms into lattice structures. Experiments on 3D‐printed 2D and 3D lattices and finite element simulations are conducted to demonstrate the working principle of the topological metamaterials.
Shivam Agarwal, Lihua Jin
wiley   +1 more source

Electrical Conductivity of Field-Structured Emulsions

open access: yesFluids, 2020
The structure formation influence on various macroscopic properties of fluid–fluid disperse systems is poorly investigated. The present work deals with the experimental study of the charge transfer in emulsions whose dispersed phase droplets are arranged
Arthur R. Zakinyan   +3 more
doaj   +1 more source

Measurements of the Electrical Conductivity of Monolayer Graphene Flakes Using Conductive Atomic Force Microscopy

open access: yesNanomaterials, 2021
The intrinsic electrical conductivity of graphene is one of the key factors affecting the electrical conductance of its assemblies, such as papers, films, powders, and composites.
Soomook Lim   +4 more
doaj   +1 more source

Electric conductivity of the quark-gluon plasma investigated using a perturbative QCD based parton cascade [PDF]

open access: yesPhys. Rev. D 90, 094014 (2014), 2014
Electric conductivity is sensitive to effective cross sections among the particles of the partonic medium. We investigate the electric conductivity of a hot plasma of quarks and gluons, solving the relativistic Boltzmann equation. In order to extract this transport coefficient, we employ the Green-Kubo formalism and, independently, a method motivated ...
arxiv   +1 more source

Fully soluble self-doped poly(3,4-ethylenedioxythiophene) with an electrical conductivity greater than 1000 S cm−1

open access: yesScience Advances, 2019
Fully soluble and highly conductive self-doped poly(3,4-ethylenedioxythiophene) was successfully synthesized. Wet-processable and highly conductive polymers are promising candidates for key materials in organic electronics.
Hirokazu Yano   +3 more
semanticscholar   +1 more source

Decomposition of high-frequency electrical conductivity into extracellular and intracellular compartments based on two-compartment model using low-to-high multi-b diffusion MRI

open access: yesBioMedical Engineering OnLine, 2021
Background As an object’s electrical passive property, the electrical conductivity is proportional to the mobility and concentration of charged carriers that reflect the brain micro-structures.
Mun Bae Lee, Hyung Joong Kim, Oh In Kwon
doaj   +1 more source

Integration of a (–Cu–S–)n plane in a metal–organic framework affords high electrical conductivity

open access: yesNature Communications, 2019
Designing highly conducting metal–organic frameworks (MOFs) is currently a subject of great interest for their potential applications in diverse areas encompassing energy storage and generation. Herein, a strategic design in which a metal–sulfur plane is
A. Pathak   +15 more
semanticscholar   +1 more source

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