Results 21 to 30 of about 1,807,813 (283)

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

Analyses of power output of piezoelectric energy-harvesting devices directly connected to a load resistor using a coupled piezoelectric-circuit finite element method [PDF]

open access: yes, 2009
A coupled piezoelectric-circuit finite element model (CPC-FEM) is proposed for the first time to study the power output of a vibration-based piezoelectric vibration-based piezoelectric energy harvesting devices (EHDs) that is directly connected to a ...
Zhu, Meiling   +2 more
core   +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

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

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

Ultraviolet Detectors Based on Wide Bandgap Semiconductor Nanowire: A Review

open access: yesSensors, 2018
Ultraviolet (UV) detectors have attracted considerable attention in the past decade due to their extensive applications in the civil and military fields.
Yanan Zou   +3 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

Room-Temperature Hydrogen-Sensing Capabilities of Pt-SnO2 and Pt-ZnO Composite Nanoceramics Occur via Two Different Mechanisms

open access: yesNanomaterials, 2021
Impressive room-temperature gas-sensing capabilities have been reported for nanomaterials of many metal oxides, including SnO2, ZnO, TiO2, WO3, and Fe2O3, while little attention has been paid to the intrinsic difference among them.
Ming Liu   +6 more
doaj   +1 more source

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