16 Result(s)
within
Article
Shun** Wang
Condensed Matter Physics
Nanotechnology
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Article
The influence of patterned microporous layer on the proton exchange membrane fuel cell performances
The ordered membrane electrode assembly (MEA) has gained much attention because of its potential in improving mass transfer. Here, a comprehensive study was conducted on the influence of the patterned micropor...
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Heterointerface engineering of assembled CoP2 on N-modified carbon as efficient trifunctional electrocatalysts for Zn-Air batteries and overall water splitting
Enhancing catalytic activity through modulating the interaction between N-doped carbon and metal phosphides clusters is an effective approach. Herein, the electronic structure modulation of CoP2 supported N-modif...
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Lattice-distorted Pt wrinkled nanoparticles for highly effective hydrogen electrocatalysis
Modulating Pt surfaces through the introduction of lattice distortion emerges as immensely effective strategy that enhances the kinetics of alkaline hydrogen evolution and oxidation processes. In this study, w...
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The reformation of catalyst: From a trial-and-error synthesis to rational design
The appropriate catalysts can accelerate the reaction rate and effectively boost the efficient conversion of various molecules, which is of great importance in the study of chemistry, chemical industry, energy...
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Colloidal quasicrystals engineered with DNA
In principle, designing and synthesizing almost any class of colloidal crystal is possible. Nonetheless, the deliberate and rational formation of colloidal quasicrystals has been difficult to achieve. Here we ...
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Accurate computational design of three-dimensional protein crystals
Protein crystallization plays a central role in structural biology. Despite this, the process of crystallization remains poorly understood and highly empirical, with crystal contacts, lattice packing arrangeme...
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Aqueous synthesis of bright near-infrared-emitting Zn-Cu-In-Se quantum dots for multiplexed detection of tumor markers
Aqueous synthesis is a green but challenging pathway to produce cadmium-free, bright, and near-infrared (NIR) emitting quantum dots (QDs). Herein, we develop a straightforward aqueous phase approach to prepare...
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Composite NVP-IA/AlN powders with core–shell structure for anti-hydrolysis
Aluminum nitride (AlN) composites powders with hydrolysis resistance were successfully fabricated by chemically grafting titanate coupling agents (KR-238S) and poly (N-vinyl pyrrolidone-co-itaconic acid) (NVP-IA)...
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Structure engineering of PtCu3/C catalyst from disordered to ordered intermetallic compound with heat-treatment for the methanol electrooxidation reaction
Platinum based alloys are hereinto the mostly used methanol oxidation catalysts. However, there are limited ways to improve the methanol oxidation reaction (MOR) performance of catalysts in terms of both activ...
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The emergence of valency in colloidal crystals through electron equivalents
Colloidal crystal engineering of complex, low-symmetry architectures is challenging when isotropic building blocks are assembled. Here we describe an approach to generating such structures based upon programma...
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Unprecedently low thermal conductivity of unique tellurium nanoribbons
Tellurene, probably one of the most promising two-dimensional (2D) system in the thermoelectric materials, displays ultra-low thermal conductivity. However, a linear thickness-dependent thermal conductivity of...
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Effect of SiC content and interlayer difference on microstructural characterization and mechanical properties of functionally graded 6061Al/SiCp composites
Metal matrix composite reinforced gradiently by ceramic phase is a new type of high-tech material with broad application prospects, and the study of the effect of SiC content and interlayer difference on funct...
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Solvothermal-assisted assembly of MoS2 nanocages on graphene sheets to enhance the electrochemical performance of lithium-ion battery
An ordered hollow MoS2 nanocages/RGO nanocomposite is constructed by a simple solvothermal-assisted assembly method combined with freeze-drying and annealing. In this novel nanostructure, hollow MoS2 nanocages ar...
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Effect of vacuum annealing on solar light response and photocatalytic performance of Ag nanoparticle-modified ZnO thin films
Ag–ZnO thin films were prepared by a two-step method and then annealed in a vacuum atmosphere at different temperature. It could be seen from the scanning electron microscopy images that the ZnO nanorods colla...
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Decrease of oxygen vacancy by Zn-doped for improving solar-blind photoelectric performance in β-Ga2O3 thin films
Highly (201) oriented Zn-doped β-Ga2O3 thin films with different dopant concentrations were grown on (0001) sapphire substrates by radio frequency magnetron sputtering. With the increase of Zn dopant concentratio...
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Transport critical-current and voltage-current characteristics of Bi(2223) silver-clamped thick films
The transport critical current properties of Bi(2223) silver-clamped thick films are studied by the measurement of its dependence on magnetic field and temperature close to T c. It is found that the transport cri...
