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ISSN: 2772-834X

Novel experimental strategy towards temperature inhomogeneity during spark plasma sintering of metallic glasses

Despite the importance of temperature distribution in spark plasma sintering of metallic glasses, its quantification has been experimentally laborious. This work proposes an experimental strategy to...

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Reinforced copper matrix composites with highly dispersed nano size TiC in-situ generated from the Carbon Polymer Dots

In order to uniformly disperse the ceramic reinforcements synthesized in-situ in the copper matrix composites, this study used Carbon Polymer Dot (CPD) as the carbon source and Cu–1.0%Ti alloy powder...

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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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Insights into atomically dispersed reactive centers on g-C3N4 photocatalysts for water splitting

Co-catalysts decorations provide unique opportunity in promoting the photocatalytic water splitting performance of graphite carbon nitride (g-C3N4) system, while mechanistic understanding of this complex...

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Construction of zinc metal-Tin sulfide polarized interface for stable Zn metal batteries

Aqueous Zn metal batteries have become competitive electrochemical energy storage systems owing to their material abundance, low cost, high capacity, and nontoxicity. Nevertheless, the notorious Zn...

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Achieving ultra-high strength and ductility in Mg–9Al–1Zn–0.5Mn alloy via selective laser melting

Fabrication of the Mg–9Al–1Zn–0.5Mn alloy with excellent mechanical performance using selective laser melting (SLM) technology is quite difficult owing to the poor weldability and low boiling point....

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Long- and short-range orders in 10-component compositionally complex ceramics

Neutron diffraction and total scattering are combined to investigate a series of single-phase 10-component compositionally complex fluorite-based oxides, [(Pr0.375Nd0.375Yb0.25)2(Ti0.5Hf0.25Zr0.25)2O7]1-x[(DyHoErNb)O7]x,...

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Elemental segregation inhibits hydrogen embrittlement in aluminium alloys

In this study, we performed first-principles calculations to determine the effects of four metallic solutes (Y, Zr, Mg, and Zn) on the hydrogen embrittlement (HE) of aluminum alloys with the Σ5(210)...

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Assembling of low-dimensional aggregates with interlaminar electromagnetic synergy network for high-efficient microwave absorption

Considering the risk of a sudden degeneration caused by the oxidation of MXenes in dielectric and microwave absorption properties, to enhance the oxidation resistance of multilayer MXenes can make them...

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Laser powder bed fusion of a novel high strength quasicrystalline Al–Fe–Cr reinforced Al matrix composite

Quasicrystal (QC)-reinforced metal matrix composites fabricated by rapid solidification present promising new opportunities to develop high-strength alloys with multiple functions. In this research,...

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Effect of pH, milling time, and Isobam content on porous silicon nitride ceramics prepared by gel casting

As a non-toxic copolymer of isobutylene and maleic anhydride, Isobam is successfully used as a dispersant and a gelling agent for fabricating porous Si3N4 ceramics by gel casting. The dispersity and...

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Failure mechanism and interfacial diffusion behavior of Ru-doped NiAlHf coatings at 1200 °C

Ru-doped NiAlHf coatings were deposited on Ni-based single crystal substrate by arc ion plating technology. The failure mechanism and interfacial diffusion behavior were comparatively investigated with...

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Experimental and computational investigations on the SO2 poisoning of (La0.8Sr0.2)0.95MnO3 cathode materials

To study the formation of detrimental phases under the sulfur gas impurity to the long-term degradation in the cathode material, the classic cathode material, (La0.8Sr0.2)0.95MnO3 (LSM), was prepared,...

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Water vapor corrosion behavior and failure mechanism of air sprayed bi-layer Yb2Si2O7/SiC and tri-layer Yb2Si2O7/ (SiCw-Mullite)/SiC environmental barrier coating

To improve the corrosion resistance of Cf/SiC composites in a water vapor oxygen coupled environment, the bi-layer Yb2Si2O7/SiC and tri-layer Yb2Si2O7/(SiCw-Mullite, SM)/SiC environment barrier coatings...

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Cross-scale microstructure design of precursor-derived SiC-AlN nanoceramic composites hybrid with ex-situ ZrB2

ZrB2/SiC–AlN nanoceramic composites were densified at 1950 ​°C by hot pressing using an organic-precursor-derived SiC and commercially available AlN and ZrB2. A cross-scale microstructure was constructed...

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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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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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Additive manufacturing SiC-reinforced maraging steel: Parameter optimisation, microstructure and properties

The unique deposition manner of additive manufacturing (AM) allows the near-net-shaping of components with multiple materials configurations and complex geometries, which sheds light on the process...

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Two birds with one stone: Engineering polymeric carbon nitride with n-π∗ electronic transition for extending light absorption and reducing charge recombination

The weak visible light harvesting and high charge recombination are two main problems that lead to a low photocatalytic H2 generation of polymeric carbon nitride (p-CN). To date, the approaches that...

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Strain regulation via composition and valence dependent substitution in BNT-based solid solutions

Simultaneous composition and valence-dependent strain regulation is achieved in lead-free (Bi0.5Na0.4K0.1)1-2xSm2xTi1-xMnxO3 (BNKT-SM100x) ceramics by a facile co-doping design with Sm3+ and Mn2+. By...

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Preparation, properties, and electronic applications of 2D Bi2O2Se

Two-dimensional (2D) materials offer novel platforms to meet the increasing demands of next-generation miniaturized electronics. Among them, the recently emerged 2D Bi2O2Se with unique non-van der Waals...

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Selective coding dielectric genes based on proton tailoring to improve microwave absorption of MOFs

Regulating dielectric genes of hollow metal-organic frameworks is a milestone project for microwave absorption (MA). However, there is still a bottleneck in deciphering the contribution of various dielectric...

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Confined magnetic vortex motion from metal-organic frameworks derived Ni@C microspheres boosted electromagnetic wave energy dissipation

Magnetic domain structure plays an important role in regulating the electromagnetic properties, which dominates the magnetic response behaviors. Herein, unique magnetic vortex domain is firstly obtained...

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Interstitial strengthening in f.c.c. metals and alloys

In this short review, we highlight instances where interstitials have been shown to substantially increase the yield strength and work-hardening rate (WHR) of f.c.c. alloys, particularly high entropy...

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Polyurethane/perovskite quantum dot elastomer composite with high stability and self-repairable properties

How to improve the stability and processability of organic-inorganic hybrid perovskite quantum dots (OHPQD) is an important topic in recent research. In this work, the stability and machinability of...

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