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Article
A Li-rich layered oxide cathode with negligible voltage decay
With high capacity at low cost, Li- and Mn-rich (LMR) layered oxides are a promising class of cathodes for next-generation Li-ion batteries. However, substantial voltage decay during cycling, due to the unstab...
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Article
Texture evolution behavior and anisotropy of 2A97 Al–Li alloy during recrystallization at elevated temperature
2A97 Al–Li alloy was cold-rolled to 2 mm and then thermally exposed at different temperatures for 1 h and at 723 K for different time, respectively. The texture evolution behavior and the anisotropy of 2A97 Al...
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Article
Flexible impedance sensor based on Ti3C2Tx MXene and graphitic carbon nitride nanohybrid for humidity-sensing application with ultrahigh response
This paper reported the impedance-type humidity sensor based on Ti3C2Tx/g-C3N4 nanomaterials which was fabricated on a flexible polyethylene terephthalate (PET) substrate. The scanning electron microscopy (SEM), ...
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Article
Formation of novel TRIP-ductilized bulk metallic glass composites by manipulating nucleation kinetics via minor alloying
A series of conical bulk metallic glass composites (BMGCs) with compositions of Zr47Cu47−xAl5Ag1Gax (x = 0, 1, 2, 4; at%) were synthesized using the minor alloying method to investigate the effect of Ga addition ...
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Article
Local chemical ordering coordinated thermal stability of nanograined high-entropy alloys
Nanograined (NG) materials often suffer from low thermal stability owing to the high volume fraction of grain boundaries (GBs). Herein, we investigate the possibility of utilizing local chemical ordering (LCO)...
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Article
High-temperature deformation behaviors of Ti–2Al–9.2Mo–2Fe alloy with boron
Hot deformation behaviors of Ti–2Al–9.2Mo–2Fe alloy with boron were investigated in a hot compression test at temperatures ranging from 850 to 1000 °C and strain rates ranging from 0.01 to 10.00 s−1. With strain ...
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Article
H2O2 generation from O2 and H2O on a near-infrared absorbing porphyrin supramolecular photocatalyst
Hydrogen peroxide (H2O2) is an important industrial chemical and also a possible energy carrier. Photocatalytic synthesis of H2O2 is an attractive alternative to the anthraquinone process, but current catalyst sy...
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Article
ZnO/PANI nanoflake arrays sensor for ultra-low concentration and rapid detection of NO2 at room temperature
With the development of environmental monitoring, it is urgent to establish NO2 sensor with good sensing performance. Compared with the traditional NO2 sensors made of metal oxides, NO2 sensors made of n-p hetero...
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Article
Insight into role of Ni/Fe existing forms in reversible oxygen catalysis based on Ni-Fe single-atom/nanoparticles and N-doped carbon
Oxygen catalysis reactions play essential roles in metal-air batteries, fuel cells, water electrolysis and artificial photosynthesis, with their development receiving significant attention in recent years. Und...
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Article
Tailoring perpendicular magnetic anisotropy in Co/Pt multilayers by interface do** with ultrathin Fe layer
The effect of ultrathin Fe layer on perpendicular magnetic anisotropy (PMA) in magnetron-sputtered Co/Pt multilayers was investigated by magnetic measurements. Magnetization hysteresis (M–H) loops and microstruct...
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Article
Investigation on halogen-doped n-type SnTe thermoelectrics
Recent theoretical predictions and experimental findings on the transport properties of n-type SnTe have triggered extensive researches on this simple binary compound, despite the realization of n-type SnTe be...
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Article
Synthesis and microwave absorption property of nanostructured Ketjen black/Fe3O4 core/shell particles
Nanostructured Ketjen black/Fe3O4 core/shell particles have been prepared through a simple one-step hydrothermal method. The microstructure analysis shows that the as-synthesized composite particles display a typ...
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Article
Flexible single-electrode triboelectric nanogenerator with MWCNT/PDMS composite film for environmental energy harvesting and human motion monitoring
With the rapid development of wearable electronic devices, modern portable energy sources pay more attention to lightweight, low cost, high flexibility and high efficiency. This paper proposed a flexible singl...
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Article
Lightweight Thermal Protection System for the Mars Probe
This paper introduces the lightweight thermal protection system (TPS) of The Chinese Mars probe Tianwen-1. The aerodynamic environmental conditions and important design elements are described and analyzed. The...
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Article
Porous sodium titanate nanofibers for high energy quasi-solid-state sodium-ion hybrid capacitors
Sodium-ion hybrid capacitors (SICs) have considered as promising candidate for lithium-ion counterpart in large-scale energy storage due to their advantages of natural abundance, potential low cost, and high e...
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Article
Open AccessTechnical pathways of dual carbon control in China’s buildings sector
Reducing carbon emissions in the buildings sector is of great significance to the realization of China’s carbon peak and neutrality goals. By analyzing factors influencing buildings carbon emissions at the ope...
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Article
Thickness-dependent highly sensitive photodetection behavior of lead-free all-inorganic CsSnBr3 nanoplates
Non-layered two-dimensional (2D) lead-free all-inorganic perovskites nanoplates have recently attracted considerable attention in photodetectors; however, the in-depth investigation of thickness on photodetect...
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Article
Effects of supercritical carbon dioxide under different conditions on mechanical properties and energy evolution of coal
The experiments of soaking coal in supercritical carbon dioxide for different times and under different temperatures were performed. Combined with computed tomography scanning, acoustic emission detection and ...
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Article
Antibacterial property of a gradient Cu-bearing titanium alloy by laser additive manufacturing
Streptococcus mutans (S. mutans) is the most common cariogenic bacteria and causes caries by forming biofilms. A novel gradient Cu-bearing titanium alloy (TC4-5Cu/TC4) was manufactured using selective laser melti...
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Article
Optimal operation of integrated energy system including power thermal and gas subsystems
As a form of hybrid multi-energy systems, the integrated energy system contains different forms of energy such as power, thermal, and gas which meet the load of various energy forms. Focusing mainly on model b...