Results 11 to 20 of about 146,072 (193)

Oxygen-Defect Enhanced Anion Adsorption Energy Toward Super-Rate and Durable Cathode for Ni–Zn Batteries

open access: yesNano-Micro Letters, 2021
The alkaline zinc-based batteries with high energy density are becoming a research hotspot. However, the poor cycle stability and low-rate performance limit their wide application.
Jia Yao   +12 more
doaj   +1 more source

Hollow Mesoporous Carbon Spheres for High Performance Symmetrical and Aqueous Zinc-Ion Hybrid Supercapacitor

open access: yesFrontiers in Chemistry, 2020
Zinc–ion hybrid supercapacitors are a promising energy storage device as they simultaneously combine the high capacity of batteries and the high power of supercapacitors.
Sihan Chen   +14 more
doaj   +1 more source

The influence of Bi content on dielectric properties of Bi4–xTi3O12–1.5x ceramics [PDF]

open access: yesJournal of Advanced Dielectrics, 2017
A kind of lead-free dielectric materials, such as the bismuth layered perovskite-type structure of Bi4–xTi3O12–1.5x (x=0.04,0.02,0,–0.02,–0.04), was prepared by the conventional solid-state method at 800∘C and sintered at 1100∘C.
Hui Gong   +10 more
doaj   +1 more source

Polymer composites with high energy density and charge–discharge efficiency at high temperature using aluminum oxide particles

open access: yesJournal of Materials Research and Technology, 2022
Polymer-based dielectric capacitors with excellent elevated-temperature capacitive performances are highly demanded in next-generation electronic power systems.
Zhenhao Fan   +5 more
doaj   +1 more source

The sintering temperature effect on electrochemical properties of Ce0.8Sm0.05Ca0.15O2-δ (SCDC)-La0.6Sr0.4Co0.2Fe0.8O3-δ (LSCF) heterostructure pellet

open access: yesNanoscale Research Letters, 2019
Recently, semiconductor-ionic materials (SIMs) have emerged as new functional materials, which possessed high ionic conductivity with successful applications as the electrolyte in advanced low-temperature solid oxide fuel cells (LT-SOFCs).
Xiyu Nie   +8 more
doaj   +1 more source

Bandgap narrowing and polarization enhancement in (K,Na,Li)(Nb,Sb,Ta)O3+x% Fe2O3 lead-free ceramics for photovoltaic applications

open access: yesJournal of Advanced Ceramics, 2023
The need for ferroelectric materials with both narrow bandgaps (Eg) and large remanent polarization (Pr) remains a key challenge to the development of high-efficiency ferroelectric photovoltaic (FPV) devices.
Jian Chen   +8 more
doaj   +1 more source

High-performance Ga2O3/FTO-based self-driven solar-blind UV photodetector with thickness-optimized graphene top electrode

open access: yesJournal of Materials Research and Technology, 2023
Self-driven solar-blind ultraviolet photodetectors (SBUVPDs) have attracted considerable interest for their superior sensitivity and operation flexibility.
Yingxiang Li   +9 more
doaj   +1 more source

Controllable preparation of (200) facets preferential oriented silver nanowires for non-invasive detection of glucose in human sweat

open access: yesSmart Materials in Medicine, 2021
(200) facets preferential oriented Ag nanowires were controllably prepared by a simple modified one-step polyol method, in which Cl ions and polyvinyl pyrrolidone (PVP) were employed as nucleating agent and crystal plane inducer, respectively.
Xu Liu   +7 more
doaj   +1 more source

Theoretical Modelling on the Magnetization by Electric Field Through Product Property. [PDF]

open access: yes, 2006
Multilayer composites of piezoelectric and magnetostrictive materials can be designed to exhibit the magnetoelectric (ME) effect. This ME effect can be realised as an electric polarisation induced by a magnetic field (called MEH effect) or a ...
Huang, Zhaorong
core   +1 more source

Rational Design and in-situ Synthesis of Ultra-Thin β-Ni(OH)2 Nanoplates for High Performance All-Solid-State Flexible Supercapacitors

open access: yesFrontiers in Chemistry, 2020
The all-solid-state flexible supercapacitor (AFSC), one of the most flourishing energy storage devices for portable and wearable electronics, attracts substantial attentions due to their high flexibility, compact size, improved safety, and environmental ...
Shensong Wang   +9 more
doaj   +1 more source

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