Understanding melt pool characteristics in laser powder bed fusion: An overview of single- and multi-track melt pools for process optimization
October 2023
Laser powder bed fusion (LPBF) has made significant progress in producing solid and porous metal parts with complex shapes and geometries. However, LPBF produced parts often have defects (e.g., porosity,...
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A review on additive/subtractive hybrid manufacturing of directed energy deposition (DED) process
October 2022
Additive manufacturing (AM) processes are reliable techniques to build highly complex metallic parts. Direct energy deposition (DED) is one of the most common technologies to 3D print metal alloys....
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Synthesis and modification strategies of g-C3N4 nanosheets for photocatalytic applications
February 2024
Graphitic carbon nitride nanosheets (CNNs) become the most promising member in the carbon nitride family benefitted from their two-dimensional structural features. Recently, great endeavors have been...
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Cu-based bimetallic electrocatalysts for CO2 reduction
January 2022
The extensive consumption of fossil fuels has caused the rapid increase in the CO2 level in the atmosphere, forcing people to find a clean and efficient technology of CO2 conversion to alleviate CO2...
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Bound-state electrons synergy over photochromic high-crystalline C3N5 nanosheets in enhancing charge separation for photocatalytic H2 production
August 2024
Solar-driven water splitting for photocatalytic hydrogen evolution is considered a highly promising and cost-effective solution to achieve a stable renewable energy supply. However, the sluggish kinetics...
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Oxygen vacancy mediated bismuth-based photocatalysts
August 2024
Sunlight-driven photocatalysis, which can produce clean fuels and mitigate environmental pollution, has received extensive research attention due to its potential for addressing both energy shortages...
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A review of Ni based powder catalyst for urea oxidation in assisting water splitting reaction
July 2022
Water splitting has been regarded as a sustainable and environmentally-friendly technique to realize green hydrogen generation, while more energy is consumed due to the high overpotentials required...
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Design of titanium alloys by additive manufacturing: A critical review
January 2022
Additive manufacturing (AM) is an innovative technology that creates objects with a complex geometry layer-by-layer, and it has rapidly prospered in manufacturing metallic parts for structural and functional...
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Revealing the solid-state reaction process among multiphase multicomponent ceramic during ablation
August 2024
Multiphase design is a promising approach to achieve superior ablation resistance of multicomponent ultra-high temperature ceramic, while understanding the ablation mechanism is the foundation. Here,...
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Investigating the failure mechanism of solid electrolyte interphase in silicon particles from an electrochemical-mechanical coupling perspective
August 2024
Silicon is considered one of the most promising anode materials owing to its high theoretical energy density, however, the volume expansion/contraction during electrochemical lithiation/delithiation...
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Chemically bonded Mn0.5Cd0.5S/BiOBr S-scheme photocatalyst with rich oxygen vacancies for improved photocatalytic decontamination performance
June 2024
Devising exceptional S-scheme heterojunction photocatalysts utilized in annihilating pharmaceuticals and chromium contamination is significant for addressing the problem of global water pollution. In...
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Enhancing proton exchange membrane water electrolysis by building electron/proton pathways
August 2024
Proton exchange membrane water electrolysis (PEMWE) plays a critical role in practical hydrogen production. Except for the electrode activities, the widespread deployment of PEMWE is severely obstructed...
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Insight into the self-discharge suppression of electrochemical capacitors: Progress and challenges
January 2023
The ever-growing demands for renewable energy sources motivate the development of energy storage systems. Among them, supercapacitors are received increasing attention due to their high power density,...
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Ultrahigh energy density in dielectric nanocomposites by modulating nanofiller orientation and polymer crystallization behavior
October 2024
High-energy density dielectrics for electrostatic capacitors are in urgent demand for advanced electronics and electrical power systems. Poly(vinylidene fluoride) (PVDF) based nanocomposites have attracted...
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Interface issues and challenges for NASICON-based solid-state sodium-metal batteries
June 2024
All-solid-state sodium (Na)-metal batteries (ASSSMBs) are considered promising candidates for large-scale energy storage systems due to their abundant sodium resources, unparalleled safety performance,...
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A powder-scale multiphysics framework for powder bed fusion of fiber-reinforced polymer composites
August 2024
Additive manufacturing of fiber-reinforced polymer composites has garnered great interest due to its potential in fabricating functional products with lightweight characteristics and unique material...
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Theoretical design and experimental verification of high-entropy carbide ablative resistant coating
October 2024
Composition design of high-entropy carbides is a topic of great scientific interest for the hot-end parts in the aerospace field. A novel theoretical method through an inverse composition design route,...
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Sepiolite: A new component suitable for 380 km/h high-speed rail brake pads
August 2024
To enhance the high-temperature adaptability of copper-based composite materials and C–C/SiC discs, this article innovatively introduces a method of replacing graphite with sepiolite, resulting in the...
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Achieving broadband near-infrared luminescence in Cr3+-Activated Y2Mg2Al2Si2O12 phosphors via multi-site occupancy
June 2024
Cr3+-activated near-infrared (NIR) phosphors are key for NIR phosphor-converted light emitting diodes (NIR pc-LED). While, the site occupancy of Cr3+ is one of the debates that have plagued researchers....
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Recent developments in synthesis, properties, and applications of 2D Janus MoSSe and MoSexS(1-x) alloys
August 2024
The Janus MoSSe and alloy MoSxSe(1-x), belonging to the family of two-dimensional (2D) transition metal dichalcogenides (TMDs), have gained significant attention for their potential applications in...
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Halogen modified organic porous semiconductors in photocatalysis: mechanism, synthesis, and application
April 2024
Photocatalysis is considered as the promising energy conversion way to resolve the issues of energy crisis and environmental pollution. As the key point of the photocatalysis, the photocatalyst determines...
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Nanozymes regulated by nitrogen element: Mechanism, design, and application
August 2024
Nanozymes, a category of nanomaterials endowed with enzyme-mimicking capabilities, have exhibited considerable potential across diverse application domains. This comprehensive review delves into the...
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A CALPHAD thermodynamic model for multicomponent alloys under pressure and its application in pressurized solidified Al–Si–Mg alloys
June 2024
High pressure technology has been utilized as an important means to regulate phase structure and improve the properties/performance of alloys. The CALPHAD approach based on accurate databases has great...
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Advanced strategies for solid electrolyte interface design with MOF materials
February 2024
Emerging energy technologies, aimed at addressing the challenges of energy scarcity and environmental pollution, have become a focal point for society. However, these actualities present significant...
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Novel high-entropy perovskite-type symmetrical electrode for efficient and durable carbon dioxide reduction reaction
October 2023
Excessive emission of carbon dioxide (CO2) has posed an imminent threat to human's environment and global prosperity. To achieve a sustainable future, solid oxide electrolysis cell (SOEC), which can...
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