Results 141 to 150 of about 3,811,787 (369)

Exceptional Thermal Conductivity in Printed Dielectrics through Compositional and Microstructural Design

open access: yesAdvanced Materials, EarlyView.
A multi‐generational compositional design creates a printable low‐loss dielectric composite that achieves over 16 W m−1 K−1. This breakthrough is enabled by thermal post‐processing, which promotes templated crystallization in a polymer matrix from surface‐modified particles, creating a “hetero‐percolated network.” The resulting material is three ...
Daniel J. Braconnier   +6 more
wiley   +1 more source

Verification of a localization criterion for several disordered media

open access: yes, 1999
We analytically compute a localization criterion in double scattering approximation for a set of dielectric spheres or perfectly conducting disks uniformly distributed in a spatial volume which can be either spherical or layered.
Arya K   +8 more
core   +1 more source

Measurement of Nonplanar Dielectric Samples Using an Open Resonator [PDF]

open access: yes, 1987
Conventional microwave methods for measuring permittivity often utilize samples in flat sheet form. In practice, however, it is sometimes desirable to measure samples having curved surfaces, for example, parts of lenses or small radomes.
Chambers, B., Chan, W.F.P.
core  

Reference-Plane Invariant Method for Measuring Electromagnetic Parameters of Materials

open access: yes, 2010
This paper presents a simple and effective wideband method for the determination of material properties, such as the complex index of refraction and the complex permittivity and permeability.
Chalapat, Khattiya   +3 more
core   +1 more source

Electric Field Driven Soft Morphing Matter

open access: yesAdvanced Materials, EarlyView.
This study presents soft morphing matter robots that exhibit extremely high morphological adaptability and complex multimodal electric field response. They can undergo large, controlled body deformation and show complex locomotion on different terrains under the manipulation of external electric fields, making a significant step beyond current ...
Ciqun Xu   +3 more
wiley   +1 more source

Effect of nanoparticle polarization on relative permittivity of transformer oil-based nanofluids

open access: yes, 2013
Our experiments on a transformer oil-based nanofluid (NF) with ZnO nanoparticles reveal a higher relative permittivity than that of pure transformer oil.
J. Miao   +5 more
semanticscholar   +1 more source

Dissipative Particle Dynamics for Systems with Polar Species

open access: yes, 2019
In this work we developed a method for simulating polar species in the dissipative particle dynamics (DPD) method. The main idea behind the method is to treat each bead as a dumb-bell, i.e.
Gavrilov, Alexey A.
core   +1 more source

Inorganic Dielectric Materials Coupling Micro‐/Nanoarchitectures for State‐of‐the‐Art Biomechanical‐to‐Electrical Energy Conversion Devices

open access: yesAdvanced Materials, EarlyView.
Biomechanical‐to‐electrical energy conversion devices are uniquely suited for self‐driven physiological information monitoring and powering human–computer interaction systems. These devices based on micro‐/nanoarchitectured inorganic dielectric materials (MNIDMs) have shown ultrahigh electromechanical performance and thus great potential for practical ...
Jia‐Han Zhang   +12 more
wiley   +1 more source

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