15 Result(s)
within
**gqiang Wu
Materials Science
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Article
Boosting reversible charging of Li-ion batteries at low temperatures by a synergy of propylene carbonate-based electrolyte and defective graphite
Propylene carbonate (PC)-based electrolytes have exhibited significant advantages in boosting the low-temperature discharging of graphite-based Li-ion batteries. However, it is still unclear whether they can i...
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Article
Author Correction: Research on Homogeneity and Service Performance under the Liquid Core Forging Process
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Research on Homogeneity and Service Performance under the Liquid Core Forging Process
Assab 718 die steel was used to complete the anatomical tests of the modules produced by two different forging processes consisting of the traditional forging process and the liquid core forging process. The h...
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Article
Stabilization of high-voltage layered oxide cathode by utilizing residual lithium to form NASICON-type nanoscale functional coating
High-voltage medium-nickel low-cobalt lithium layered oxide cathode materials are becoming a popular development route for high-energy lithium-ion batteries due to their relatively high capacity, low cost, and...
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Selective substitution induced anomalous phonon stiffening within quasi-one-dimensional P—P chains in SiP2
Light-matter interactions in low-dimensional quantum-confined structures can dominate the optical properties of the materials and lead to optoelectronic applications. In anisotropic layered silicon diphosphide...
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Performance-enhanced and cost-effective triboelectric nanogenerator based on stretchable electrode for wearable SpO2 monitoring
Recently, stretchable and wearable health monitoring equipment has greatly improved human’s daily life, which sets higher demands for portable power source in stretchability, sustainability, and biocompatibili...
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Article
Corrosion Resistance Properties of a Nickel–Chromium Steel Bar in Marine Atmosphere
The corrosion behaviors of Ni–Cr and 20MnSi steel bars in a simulated marine atmosphere are compared using alternate immersion corrosion tests and electrochemical techniques. The microstructure features are ch...
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Article
The effect of plastic on performance of activated carbon and study on adsorption of methylene blue
Polypropylene plastic (PP) was chosen as additives for the preparation of activated carbon (AC), considering that PP promotes pore formation during the preparation of AC. When the addition ratio of PP was 20%,...
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Article
Effects of Different Atmosphere on Electrochemical Performance of Hard Carbon Electrode in Sodium Ion Battery
Hard carbon is deemed to be a most promising anode materials for sodium—ion batteries (SIBs), while, the issues of low capacity and low initial coulombic efficiency still exist limiting the development of SIBs...
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Investigation of ordered mesoporous carbon@MnO core–shell nanospheres as anode material for lithium-ion batteries
Here, we present a design of core–shell structured carbon@MnO composite nanospheres and investigate its electrochemical performance as an anode material for lithium-ion batteries. The core–shell carbon@MnO com...
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Investigation of the electrochemical performance of polyvinylidene fluoride-derived LiFePO4/C composite nanospheres
The wide application of LiFePO4 (LFP) in high-power lithium-ion batteries is limited due to its two main drawbacks: poor electronic conductivity and low lithium-ion diffusivity, which can be greatly improved thro...
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Article
Effect of ZrO2 Do** on the Microwave Dielectric Properties of Ba(Mg1/3Nb2/3)O3 Ceramics
The microwave dielectric properties of Ba(Mg1/3Nb2/3)O3 ceramics with x (x = 0–10) wt.% ZrO2 (BMZN) were investigated by the solid-state reaction technique. X-ray diffraction (XRD) analysis suggested that there ...
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Article
Effect of La2O3 addition on the microwave dielectric properties of Ba(Mg1/3Ta2/3)O3 ceramics
In this paper, Ba(Mg1/3Ta2/3)O3 (BMT) ceramics with x (x = 0–5) wt% La2O3 were prepared by the conventional solid-state ceramic route for investigating the effect of La2O3 addition on the microwave dielectric pro...
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Article
Microwave dielectric properties of Ba[Mg(1−x)/3Sn x Ta2(1−x)/3]O3 (x = 0–0.25) ceramics
Ba[Mg(1−x)/3Sn x Ta2(1−x)/3]O3 (BMST, x = 0–0.25) ceramics were prepared by the solid-state reaction. The effect of Sn substitution on the structure, microstructure and microwave...
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Article
Shape-controllable synthesis and morphology-dependent photocatalytic properties of AgBr photocatalysts
AgBr photocatalysts with ellipsoid, polyhedral and ball-like morphologies were successfully synthesized by simply adjusting external experimental conditions such as the content of surfactant and the Br source....
