Recent advances in radio-frequency negative dielectric metamaterials by designing heterogeneous composites

P Xie, Z Shi, M Feng, K Sun, Y Liu, K Yan, C Liu… - … Composites and Hybrid …, 2022 - Springer
Dielectric constant (ε, epsilon) is one of the basic physical parameters for materials,
determining the response of materials to electromagnetic waves or electrical field; its value …

Progress in percolative composites with negative permittivity for applications in electromagnetic interference shielding and capacitors

Z Leng, Z Yang, X Tang, MH Helal, Y Qu, P Xie… - … Composites and Hybrid …, 2023 - Springer
Abstract Negative permittivity (ε′< 0), considered a supernormal property, has broadened
the range of electromagnetic parameters. It provides a new principle for the design of high …

The weakly negative permittivity with low-frequency-dispersion behavior in percolative carbon nanotubes/epoxy nanocomposites at radio-frequency range

M Liu, H Wu, Y Wu, P Xie, RA Pashameah… - … Composites and Hybrid …, 2022 - Springer
As one of the basic component materials of metamaterials, natural negative dielectric
constant (permittivity) materials have attracted more and more attentions; however, the …

Precise regulation of weakly negative permittivity in CaCu3Ti4O12 metacomposites by synergistic effects of carbon nanotubes and grapheme

H Wu, Y Zhong, Y Tang, Y Huang, G Liu, W Sun… - … Composites and Hybrid …, 2021 - Springer
Precise control of value and dispersion characteristics of negative permittivity is still an
unsolved problem in the practical application of random metamaterials. In this work, the …

Asymmetric trilayer all‐polymer dielectric composites with simultaneous high efficiency and high energy density: a novel design targeting advanced energy storage …

L Sun, Z Shi, B He, H Wang, S Liu… - Advanced Functional …, 2021 - Wiley Online Library
Polymeric dielectrics have attracted intensive attention worldwide because of their huge
potential for advanced energy storage capacitors. Thus far, various effective strategies have …

[HTML][HTML] Construction of multiple interfaces and dielectric/magnetic heterostructures in electromagnetic wave absorbers with enhanced absorption performance: a …

J Cheng, H Zhang, Y Xiong, L Gao, B Wen, H Raza… - Journal of …, 2021 - Elsevier
The construction of structures with multiple interfaces and dielectric/magnetic
heterostructures enables the design of materials with unique physical and chemical …

A comprehensive review on dielectric composites: Classification of dielectric composites

HPPV Shanmugasundram, E Jayamani… - … and Sustainable Energy …, 2022 - Elsevier
In this review paper, the complete discoveries of dielectric materials from ceramics to
polymer composites and concepts that lead to applying these materials in actual …

Magnetic‐driven broadband epsilon‐near‐zero materials at radio frequency

K Sun, C Wang, J Tian, Z Zhang, N Zeng… - Advanced Functional …, 2024 - Wiley Online Library
Abstract Epsilon‐near‐zero (ENZ) materials, exhibiting unique physical characteristics such
as near‐zero refraction, have aroused extensive interest and exhibit great potentials in novel …

Flexible polydimethylsiloxane/multi-walled carbon nanotubes membranous metacomposites with negative permittivity

K Sun, P Xie, Z Wang, T Su, Q Shao, JE Ryu, X Zhang… - Polymer, 2017 - Elsevier
Metacomposites with negative electromagnetic parameters can be promising substitute for
periodic metamaterials. In this paper, we devoted to fabricating flexible metacomposite films …

Novel barium titanate based capacitors with high energy density and fast discharge performance

WB Li, D Zhou, LX Pang, R Xu, HH Guo - Journal of Materials …, 2017 - pubs.rsc.org
Recently, dielectric capacitors have attracted much attention due to their high power density
based on fast charge–discharge capability. However, their energy storage applications are …