Articles with "dielectric performance" as a keyword



Dielectric performance of composites of BaTiO 3 and polymers for capacitor applications under microwave frequency

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Published in 2021 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.50521

Abstract: Composites of nano‐sized barium titanate (BaTiO3) with volume fractions up to 0.5 and poly(butylene terephthalate) (PBT) or linear low‐density polyethylene (LLDPE) were made via extrusion. Scanning electron microscopy demonstrated that BaTiO3 is well dispersed in… read more here.

Keywords: capacitor applications; batio3; dielectric performance; microwave frequency ... See more keywords

A Study on Dielectric Performance Enhancement of Epoxy Polymers Incorporated MgxNi1‐xFe2O4 Nanoparticles

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Published in 2025 at "Polymers for Advanced Technologies"

DOI: 10.1002/pat.70323

Abstract: The present research focuses on the fabrication and performance evaluation of epoxy‐based nanocomposites incorporating MgxNi1‐xFe2O4 nanoparticles as functional reinforcements. These MgxNi1‐xFe2O4 nanoparticles were synthesized through a co‐precipitation route and embedded into the epoxy matrix at… read more here.

Keywords: mgxni1 xfe2o4; xfe2o4 nanoparticles; study dielectric; dielectric performance ... See more keywords

Surface functionalization of naturally occurring silicate minerals infused hydrocarbon polymer matrix for ultra‐low dielectric performance at high frequency domain

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Published in 2024 at "Polymer Composites"

DOI: 10.1002/pc.28425

Abstract: The expanding realm of high‐frequency electronics necessitates materials with exceptional attributes: notably, a low dielectric constant (Dk) to minimize signal propagation delays, high thermal conductivity for effective heat dissipation, higher breakdown strength, and robust mechanical… read more here.

Keywords: frequency; dielectric performance; ultra low; low dielectric ... See more keywords
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Enhanced thermal stability and dielectric performance of δ-MnO2 by Ni2+ doping

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Published in 2019 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-019-01912-x

Abstract: Despite the wildly studies on MnO2, the poor stability limits its broad use. Here, Ni doping was used to enhance the stability of the MnO2. In this paper, Ni-doped δ-MnO2 was successfully synthesized through a… read more here.

Keywords: enhanced thermal; dielectric performance; stability; mno2 ... See more keywords

Sc modification induced short-range cation ordering and high microwave dielectric performance in ZnGa2O4 spinel ceramics

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Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2021.159758

Abstract: Abstract Sc3+ (0,0.1,0.3,0.5,0.7 mol%) modified ZnGa2O4 (abbreviated Sc-ZGO) ceramics were synthesized by solid-state method. The relationship between microwave dielectric performance and bonds vibration has been systematically investigated. With Sc3+ modification, the er of Sc-ZGO keeps steady… read more here.

Keywords: microwave dielectric; znga2o4; short range; range cation ... See more keywords

Origin of high dielectric performance in fine grain-sized CaCu3Ti4O12 materials

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Published in 2020 at "Journal of The European Ceramic Society"

DOI: 10.1016/j.jeurceramsoc.2019.12.042

Abstract: Abstract We report on high dielectric constant (8.3 × 103, 104 Hz), low dielectric loss (0.029, 104 Hz) as well as fine grain size (∼840 nm) achieved in pure CaCu3Ti4O12 (CCTO) ceramics through a combination of sol–gel method, spark plasma… read more here.

Keywords: high dielectric; fine grain; ccto ceramics; origin high ... See more keywords

Enhanced dielectric performance of Dy - substituted YMn2O5 for high-frequency applications

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Published in 2021 at "Progress in Natural Science: Materials International"

DOI: 10.1016/j.pnsc.2021.07.007

Abstract: Abstract The dielectric performances as well as the effects of Dy3+ ions content at A sites of YMn2O5 (YMO) [x ​= ​0 (YDM0) and x ​= ​0.4 (YDM0.4)] polycrystalline samples were explored. These compounds were synthesized via sol–gel method.… read more here.

Keywords: high frequency; dielectric performance; enhanced dielectric; impedance ... See more keywords

Enhanced Interfacial and Dielectric Performance for Polyetherimide Nanocomposites through Tailoring Shell Polarities.

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Published in 2023 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.3c03319

Abstract: Polyimide (PI) and its derivative polyetherimide (PEI) have been widely investigated as promising candidates for dielectric energy storage due to their excellent intrinsic features. However, most of the current research for PI- or PEI-based dielectric… read more here.

Keywords: hbpi pei; interfacial dielectric; polyetherimide; dielectric performance ... See more keywords

Optimized dielectric performance in bismaleimide-triazine resin via dual-modification strategy for high-frequency electronic packaging

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Published in 2025 at "Journal of Materials Chemistry C"

DOI: 10.1039/d5tc01201e

Abstract: High-speed and high-quality signal transmission in the fifth-generation mobile communication system poses significant challenges to the dielectric properties and operational reliability of existing electronic packaging materials. In this study, a... read more here.

Keywords: performance bismaleimide; dielectric performance; electronic packaging; bismaleimide triazine ... See more keywords

CTA-mediated free radical cross-linking behavior toward highly cross-linked polyethylene with enhanced dielectric performance

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Published in 2025 at "APL Materials"

DOI: 10.1063/5.0281138

Abstract: Developing highly cross-linked low-density polyethylene to improve dielectric performance is the key to ensuring the reliability and stability of high-voltage cables. However, achieving a high cross-linking degree at lower levels of cross-linking agents toward excellent… read more here.

Keywords: dielectric performance; linking behavior; cross linking; cross ... See more keywords

Structural and dielectric performance of the Ba(Zn1/3Nb2/3-xSbx)O3 perovskite ceramics

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Published in 2019 at "Materials Research Express"

DOI: 10.1088/2053-1591/ab32d6

Abstract: In this work, we have explored the antimony doping effects on the structural and dielectric properties of Ba(Zn1/3Nb2/3)O3 ceramics (BZN). The ceramics displayed perovskite structures with a lattice constant that decreases with increasing Sb content.… read more here.

Keywords: zn1 3nb2; increasing content; structural dielectric; bzn ceramics ... See more keywords