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ISSN: 2772-834X

Understanding melt pool characteristics in laser powder bed fusion: An overview of single- and multi-track melt pools for process optimization

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

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

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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Facet-engineered growth of non-layered 2D manganese chalcogenides

Non-layered two-dimensional (2D) materials have sparked much interest recently due to their atomic thickness, large surface area, thickness- and facet-dependent properties. Currently, these materials...

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Cu-based bimetallic electrocatalysts for CO2 reduction

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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Advanced strategies for solid electrolyte interface design with MOF materials

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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Design of titanium alloys by additive manufacturing: A critical review

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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Self-recoverable NIR mechanoluminescence from Cr3+ doped perovskite type aluminate

Mechanoluminescent (ML) materials, which have the ability to convert mechanical energy to optical energy, have found huge promising applications such as in stress imaging and anti-counterfeiting. However,...

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Functional inorganic additives in composite solid-state electrolytes for flexible lithium metal batteries

Flexible lithium metal batteries with high capacity and power density have been regarded as the core power resources of wearable electronics. However, the main challenge lies in the limited electrochemical...

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Insight into the self-discharge suppression of electrochemical capacitors: Progress and challenges

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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Novel high-entropy perovskite-type symmetrical electrode for efficient and durable carbon dioxide reduction reaction

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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A review of Ni based powder catalyst for urea oxidation in assisting water splitting reaction

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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Hollow semiconductor photocatalysts for solar energy conversion

The development of high-efficient photocatalysts plays an important role in the sustainable utilization of solar energy. Hollow nanostructured photocatalysts are vital for solar light utilization and...

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Construction interlayer structure of hydrated vanadium oxides with tunable P-band center of oxygen towards enhanced aqueous Zn-ion batteries

Layered materials with adjustable framework, as the most potential cathode materials for aqueous rechargeable zinc ion batterie, have high capacity, permit of rapid ion diffusion, and charge transfer...

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MXenes in tribology: Current status and perspectives

MXenes are an emerging class of new two-dimensional materials, which have been widely used in energy storage, catalysis, sensing, biology, and other fields due to their unique structure and properties....

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Theory-oriented screening and discovery of advanced energy transformation materials in electrocatalysis

Various metal-based electrocatalysts from nanocrystals, to clusters and single-atoms, have been well-discovered towards high-efficient power devices and electrocatalytic conversion. To accelerate energy...

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Constructing Cd0.5Zn0.5S/Bi2WO6 S-scheme heterojunction for boosted photocatalytic antibiotic oxidation and Cr(VI) reduction

The development of distinguished photocatalysts with high photo-carrier disassociation and photo-redox power for efficient elimination of pollutants in water is of great significance but still a grand...

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Chemically bonded BiVO4/Bi19Cl3S27 heterojunction with fast hole extraction dynamics for continuous CO2 photoreduction

Surface charge localization and inferior charge transfer efficiency seriously restrict the supply of reactive hydrogen and the reaction dynamics of CO2 photoreduction performance of photocatalysts....

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Interlayer engineering and electronic regulation of MoSe2 nanosheets rolled hollow nanospheres for high-performance sodium-ion half/full batteries

Layered transition metal dichalcogenides are promising candidates for sodium storage but suffering from low intrinsic electronic conductivity and limited interlayer spacing for fast electron/ion transport,...

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Electron-enriched single-Pd-sites on g-C3N4 nanosheets achieved by in-situ anchoring twinned Pd nanoparticles for efficient CO2 photoreduction

Modulating electronic structures of single-atom metal cocatalysts is vital for highly active photoreduction of CO2, and it's especially challenging to develop a facile method to modify the dispersion...

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Selective laser melting of GH3536 superalloy: microstructure, mechanical properties, and hydrocyclone manufacturing

The effect of scanning strategy on the microstructure and properties of GH3536 Ni-based superalloy prepared by Laser Powder Bed Fusion was investigated, for the purpose of building high quality hydrocyclone...

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High-strength, multifunctional and 3D printable mullite-based porous ceramics with a controllable shell-pore structure

The quest for lightweight and functional materials poses stringent requirements on mechanical performance of porous materials. However, the contradiction between high strength and elevated porosity...

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Stabilizing zinc anode via a chelation and desolvation electrolyte additive

The uncontrollable dendrites growth and intricately water-induced side reactions occurred on zinc anode leads to safety issues and poor electrochemical kinetics, which largely limit the widespread application...

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Progress and prospect of low-temperature zinc metal batteries

The commercial application of aqueous zinc metal batteries in the field of large-scale energy storage is still suffered from their low-temperature operation, in which the electrochemical behaviors of...

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Insight into the effect of Ti substitutions on the static oxidation behavior of (Hf,Ti)C at 2500 ​°C

Hf-based carbides are highly desirable candidate materials for oxidizing environments above 2000 ​°C. However, the static oxidation behavior at their potential service temperatures remains unclear....

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