Results 21 to 30 of about 40,508 (247)

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

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

A Bulk-Heterostructure Nanocomposite Electrolyte of Ce0.8Sm0.2O2-δ–SrTiO3 for Low-Temperature Solid Oxide Fuel Cells

open access: yesNano-Micro Letters, 2021
Since colossal ionic conductivity was detected in the planar heterostructures consisting of fluorite and perovskite, heterostructures have drawn great research interest as potential electrolytes for solid oxide fuel cells (SOFCs).
Yixiao Cai   +9 more
doaj   +1 more source

Nickel Nanowire@Porous NiCo2O4 Nanorods Arrays Grown on Nickel Foam as Efficient Pseudocapacitor Electrode

open access: yesFrontiers in Energy Research, 2017
A three dimensional hierarchical nanostructure composed of nickel nanowires and porous NiCo2O4 nanorods arrays on the surface of nickel foam is successfully fabricated by a facile route.
Houzhao Wan   +5 more
doaj   +1 more source

Nb and Mn Co-Modified Na0.5Bi4.5Ti4O15 Bismuth-Layered Ceramics for High-Frequency Transducer Applications

open access: yesMicromachines, 2022
Lead-free environmentally friendly piezoelectrical materials with enhanced piezoelectric properties are of great significance for high-resolution ultrasound imaging applications.
Dongming Fan   +12 more
doaj   +1 more source

Improving electrical properties and toughening of PZT-based piezoelectric ceramics for high-power applications via doping rare-earth oxides

open access: yesJournal of Materials Research and Technology, 2020
Ceramics show brittle nature because of ionic and covalent bondings. However, the need for reliable high-power applications with vibrational displacements under high electric fields and stress loadings demands robust piezoelectric ceramics. In this work,
Jinming Guo   +6 more
doaj   +1 more source

Gas sensing performance of In2O3 nanostructures: A mini review

open access: yesFrontiers in Chemistry, 2023
Effective detection of toxic and hazardous gases is crucial for ensuring human safety, and high-performance metal oxide-based gas sensors play an important role in achieving this goal. In2O3 is a widely used n-type metal oxide in gas sensors, and various
Shulin Yang   +7 more
doaj   +1 more source

High-temperature energy storage properties in polyimide-based nanocomposites filled with antiferroelectric nanoparticles

open access: yesJournal of Materials Research and Technology, 2020
Inorganic ferroelectric filler/polymer nanocomposites combining large maximum electric displacement (Dmax) of ferroelectric materials with good flexibility and high electric breakdown strength (Eb) of the polymers are regarded as the most promising ...
Kailun Zou   +6 more
doaj   +1 more source

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