A strategy to improve dielectric permittivity of Mg–Zn ferrite by using silver nanoparticles

S Perveen, S Hafeez, S Rashid, SU Asad… - Materials Chemistry and …, 2023 - Elsevier
In this work, we used silver nanoparticles (Ag NPs) to enhance the dielectric properties of
magnesium-zinc ferrite (Mg–ZnFe 2 O 4) by enhancing local electric field with the creation of …

Colossal permittivity, electrical conductivity and ferromagnetic properties of pure TiO2: mono and binary doping

AM Youssef, SM Yakout - Materialia, 2022 - Elsevier
Advanced doping and binary doping techniques can open pathways to enabling rapid
manufacture of high desired materials and structures. Herein, enhanced room temperature …

Investigation of structural and electrical properties of lithium cobalt oxide nanoparticles for optoelectronic applications

R Elamathi, R Ramesh, M Aravinthraj… - Surfaces and …, 2020 - Elsevier
In this work, we report the synthesis of lithium cobalt oxide (LiCoO 2) nanoparticles by co-
precipitation method using lithium nitrate and cobalt chloride as precursor materials in two …

Temperature dependent AC-Conduction and relaxation mechanism of spinel MgCo2O4 system by impedance spectroscopy

SA Fatima, MN Khan, R Shaheen, K Shahzad… - Physica B: Condensed …, 2021 - Elsevier
MgCo 2 O 4 a spinel ceramic was studied by complex impedance spectroscopy. The
measurements were performed in the temperature and frequency ranges 83 to 323 K and 40 …

Frequency stable dielectric constant with reduced dielectric loss of one-dimensional ZnO–ZnS heterostructures

A Zafar, M Younas, SA Fatima, L Qian, Y Liu, H Sun… - Nanoscale, 2021 - pubs.rsc.org
The synthesis of one-dimensional heterostructures having high dielectric constant and low
dielectric loss has remained a great challenge. Until now, the dielectric performance of ZnO …

Realistic dielectric response of high temperature sintered ZnO ceramic: a microscopic and spectroscopic approach

S Ibadat, M Younas, S Shahzada, M Nadeem, T Ali… - RSC …, 2020 - pubs.rsc.org
High temperature sintering (1200–1400° C) has been performed on ZnO ceramics. An X-ray
Absorption Fine Structure (XAFS) study shows that high sintering temperature introduces a …

Electronic, electrical and dielectric analysis of Cr-doped hydroxyapatite

S Iqbal, M Younas, M ul Hassan, HJ Ryu… - Chemical Physics …, 2021 - Elsevier
The electrical and the dielectric response of synthesized hydroxyapatite (HA) and Cr doped
HA samples are obtained by impedance spectroscopy analysis. Variation in conductivity of …

Functional properties of donor (Al) and acceptor (Cu) codoped high dielectric constant ZnO nanoparticles

H Tariq, F Azad - Journal of Nanomaterials, 2022 - Wiley Online Library
In this work, we have synthesized donor‐acceptor (Al‐Cu) codoped ZnO nanoparticles with
a doping concentration of 0%, 0.25%, 0.5%, and 0.75% by coprecipitation method. The …

Role of multivalent Cu, oxygen vacancies and CuO nanophase in the ferromagnetic properties of ZnO: Cu thin films

M Younas, J Shen, M He, R Lortz, F Azad, MJ Akhtar… - RSC Advances, 2015 - pubs.rsc.org
Comprehensive microstructural, electronic and magnetic analyses have been carried out on
ZnO: Cu thin films grown by pulsed laser deposition on c-plane sapphire under different …

Distinguish the effect of Cu additive on complex electrical (dielectric/impedance) behaviors of ZnO thin films

ME Sayed, SS Fouad, E Baradács, LI Soliman… - Journal of Nanoparticle …, 2024 - Springer
The copper element (Cu) substituted ZnO with the common formula ZnO70/Cux/ZnO70 (x=
20, 50, and 70 nm) was manufactured using ALD and Dc magnetron sputtering techniques …