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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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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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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A comprehensive review on catalysts for seawater electrolysis
October 2024
Seawater electrolysis is a sustainable energy conversion technology that generates clean energy by splitting seawater into hydrogen and oxygen. However, the catalysts used in seawater electrolysis often...
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Advances in powder nano-photocatalysts as pollutant removal and as emerging contaminants in water: Analysis of pros and cons on health and environment
December 2024
Photocatalysis is an advanced oxidation process where light exposure triggers a semiconducting nanomaterial (nano-photocatalyst) to generate electron-hole (e−/h+) pairs and free radicals. This phenomenon...
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Emerging semiconductor ionic materials tailored by mixed ionic-electronic conductors for advanced fuel cells
December 2024
Mixed ionic-electronic conductors (MIECs) play a crucial role in the landscape of energy conversion and storage technologies, with a pronounced focus on electrode materials’ application in solid oxide...
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3D printing of flexible piezoelectric composite with integrated sensing and actuation applications
October 2024
3D printing of flexible piezoelectric composites (3D-FPCs) is increasingly attracting the attention due to its unique advantage for customized smart applications. However, current research mainly focuses...
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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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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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Unlocking the decomposition limitations of the Li2C2O4 for highly efficient cathode preliathiations
October 2024
The development of high-energy-density Li-ion batteries is hindered by the irreversible capacity loss during the initial charge-discharge process. Therefore, pre-lithiation technology has emerged in...
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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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Nitrogen-doping assisted local chemical heterogeneity and mechanical properties in CoCrMoW alloys manufactured via laser powder bed fusion
October 2024
CoCrMoW alloys with different nitrogen (N) additions (0, 0.05, 0.1, and 0.2 wt%) were prepared via laser powder bed fusion (LPBF). The effects of N content on the microstructure and mechanical properties...
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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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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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Targeted doping induces interfacial orientation for constructing surface-functionalized Schottky junctions to coordinate redox reactions in water electrolysis
October 2024
Tuning the surface properties of catalysts is an effective method for accelerating water electrolysis. Herein, we propose a directional doping and interfacial coupling strategy to design two surface-functionalized...
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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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The hybrid Pt nanoclusters/Ru nanowires catalysts accelerating alkaline hydrogen evolution reaction
October 2024
Water electrolysis via alkaline hydrogen evolution reaction (HER) is a promising approach for large-scale production of high-purity hydrogen at a low cost, utilizing renewable and clean energy. However,...
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Unveiling a giant electrocaloric effect at low electric fields through continuous phase transition design
October 2024
The reported electrocaloric (EC) effect in ferroelectrics is poised for application in the next generation of solid-state refrigeration technology, exhibiting substantial developmental potential. This...
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Advances in electrocatalytic urea synthesis: From fundamentals to applications
December 2024
The electrocatalytic synthesis of urea (ESU) is a green and sustainable alternative to conventional production methods, and the related research is still in its infancy. Up to now, the field has been...
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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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Surface engineering of nickel-rich single-crystal layered oxide cathode enables high-capacity and long cycle-life sulfide all-solid-state batteries
October 2024
Sulfide all-solid-state lithium batteries (SASSLBs) with a single-crystal nickel-rich layered oxide cathode (LiNixCoyMn1-x-yO2, x ≥ 0.8) are highly desirable for advanced power batteries owing to...
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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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Magnetostrictive strain-sensitivity synergy for laser-beam powder bed fusion processed Fe81Ga19 alloys by magnetic field annealing
October 2024
Magnetostrictive Fe–Ga alloys have been demonstrated potentialities for numerous applications, whereas, suffering a tradeoff between large magnetostrictive strain and high sensitivity. Herein, bulk...
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Atmosphere engineering of metal-free Te/C3N4 p-n heterojunction for nearly 100% photocatalytic converting CO2 to CO
December 2024
Carbon nitride (CN)-based heterojunction photocatalysts hold promise for efficient carbon dioxide (CO2) reduction. However, suboptimal production yields and limited selectivity in CO2 conversion pose...
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