18 Result(s)
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Article
Guo** An
Materials Science
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Article
Dielectric properties of Ti4+/Zr4+ modified the SrCeO3-based microwave ceramic systems
A series of new systems of the SrCe1-xTixO3 and SrCe1−xZrxO3 (SCTx and SCZx, x = 0.0–0.1) ceramics have been prepared by the traditional solid-phase methods. The XRD patterns results show that an ABO3-type perovs...
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Corrosion Behavior of Atmospheric Plasma-Sprayed YAG/8YSZ Double Ceramic-Layered Thermal Barrier Coatings in a Calcium–Magnesium–Alumino-Silicate Melt
Calcium–magnesium–alumino-silicate (CMAS) corrosion is one of the important causes of failure in thermal barrier coatings (TBCs). Herein, 8YSZ (8%Y2O3-ZrO2) single and YAG (Y3Al5O12)/8YSZ double ceramic-layered (...
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Borophene-graphene heterostructure: Preparation and ultrasensitive humidity sensing
Heterostructure has triggered a surge of interest due to its synergistic effects between two different layers, which contributes to desirable physical properties for extensive potential applications. Structura...
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Self-templated nitrogen-doped mesoporous carbon decorated with double transition-metal active sites for enhanced oxygen electrode catalysis
The development of high-performance, low-cost bifunctional catalysts with long-term stability for the oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) is one of the most critical challenges ...
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Vapor phase assembly of urea–amine compounds and their protection against the atmospheric corrosion of carbon steel
Two kinds of polyamine compounds, bis-cyclohexylaminoethylurea (BCAU) and monocyclohexylaminoethylurea (MCAU), are synthesized via Mannich reaction. The anticorrosion films on carbon steel surface are prepared...
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Degradation State Identification for Ceramic in Ultrasonic Motor Based on Morphological Boundary Span Analysis
Piezoelectric ceramic cracking (PCC) is the main reason leading to failure of ultrasonic motors. To solve the problem that the fault information is too weak to reflect the cracking condition especially in the ...
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The Internal Buckling Behavior Induced by Growth Self-restriction in Vertical Multi-walled Carbon Nanotube Arrays
The internal buckling is a common phenomenon in the as-grown carbon nanotube arrays. It makes the physical properties of carbon nanotube array in experiment lower than that in theory. In this work, we analyzed...
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A Synergistic Acceleration of Corrosion of Q235 Carbon Steel Between Magnetization and Extracellular Polymeric Substances
In this work, surface characterization and electrochemical measurement were employed to investigate the effects of magnetic field (MF) on the corrosion of Q235 carbon steel in a NaCl solution containing sulpha...
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High-current field emission from “flower-like” few-layer graphene grown on tip of nichrome (8020) wire
We report a novel tip-type field emission (FE) emitter by synthesizing the few-layer graphene (FLG) flakes on tip of nichrome (8020) wire (ϕ≈80 μm) by microwave plasma enhanced chemical vapor deposition(PECVD)...
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Open AccessSimulation Analysis on Photoelectric Conversion Characteristics of Silicon Nanowire Array Photoelectrodes
Semiconductor nanowire photoelectrochemical cells have attracted extensive attention in the light-conversion field owing to the low-cost preparation, excellent optical absorption, and short distance of carrier...
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ZnS porous fluorescent nanostructures synthesized by a soft template approach
Porous ZnS precursors were prepared by soft template method and Soxhlet extraction method. We used three surfactants with different molecular weight, which included ODA, Pluronic P123, and Pluronic F127, as so...
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Controlled synthesis and optical properties of Au and Au@PS nanoparticles
In this study, uniform gold (Au) nanoparticles (NPs) were prepared using seed-mediated growth method. The particle size was controlled by tuning the dosage of seed solution. Au@PS core–shell NPs were then synt...
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Synthesis of thiol-stabilized monodispersed gold nanoclusters with narrow near-infrared fluorescence emission
We have successfully prepared monodispersed fluorescent ultra-small Au nanoclusters (about 2 nm) via a two-phase liquid–liquid method. The products are extremely stable and can be dissolved in toluene in any c...
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Hollow TiO2:Sm3+ spheres with enhanced photoluminescence fabricated by a facile method using polystyrene as template
Uniform hollow Sm3+-doped titania phosphors were prepared via a facile method using polystyrene spheres as template. After calcination at 500 °C for 3 h, hollow TiO2:Sm3+ spheres with outer diameters of approxima...
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Facile method to synthesise polystyrene/silver composite nanoparticles with core–shell structures
We report a facile method for the fabrication of polystyrene/silver composite nanoparticles with core–shell nanostructures. First, polystyrene (PS) nanoparticles with carboxyl acid groups on their surfaces wer...
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Open AccessSolvothermal synthesis and thermoelectric properties of indium telluride nanostring-cluster hierarchical structures
A simple solvothermal approach has been developed to successfully synthesize n-type α-In2Te3 thermoelectric nanomaterials. The nanostring-cluster hierarchical structures were prepared using In(NO3)3 and Na2TeO3 a...
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Open AccessField emission enhancement of Au-Si nano-particle-decorated silicon nanowires
Au-Si nano-particle-decorated silicon nanowire arrays have been fabricated by Au film deposition on silicon nanowire array substrates and then post-thermal annealing under hydrogen atmosphere. Field emission m...
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Open AccessFabrication and Properties of Ag-nanoparticles Embedded Amorphous Carbon Nanowire/CNT Heterostructures
Carbon nanotubes were subjected to do** with an energetic Ag ion beam, and the carbon nanotubes on the top of the array were transformed into amorphous carbon nanowires with embedded Ag-nanoparticles. The fi...
