133 Result(s)
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Article
Synthesis of quaternary high entropy carbonate and UV-Vis-NIR optical properties
In this study, four-element high entropy carbonate solid solutions with Mg as the primary element and three equimolar transition metal elements (Co, Ni, Zn, Fe, Mn and Cu) were successfully prepared using the ...
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Article
Atomic simulation of the effect of annealing rate on cutting residual stress and mechanical properties of γ-TiAl alloy
In this paper, the effect of the stress relief annealing rate on residual stress was investigated using molecular dynamics simulation, and the difference in mechanical properties of workpieces before and after...
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Article
High efficiency multifunctional red florescence phosphor of Mn4+and Eu3+ co-doped Li0.5La0.5SrMgWO6
High efficiency Li0.5La0.5SrMgWO6:Mn4+,Eu3+ phosphor was synthesized via the solid-state reaction technique. The XRD, excitation, emission spectra, as well as temperature sensing properties were quantitatively me...
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Article
Mechanical electrical coupling analysis of a 3D braided composite piezoelectric energy harvester with spring support to expand the frequency domain
In this paper, 3D braided composites are considered for high-performance piezoelectric energy harvester designing, and a 3D braided composite piezoelectric energy harvester (3D BCPEH) is proposed. The advantag...
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Article
Preparation and optimization of MTO/Ag/MTO transparent flexible film based on co-sputtering at room temperature
The transparent flexible SnO2:Mo/Ag/SnO2:Mo (MTO/Ag/MTO) triple-layer film was prepared based on co-sputtering at room temperature for the first time. The optimization of the MTO layer thickness on the optical an...
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Article
Comparative research on the microstructure and mechanical properties of traditional and induction heating aided extreme-high-speed laser cladding of Ni60 coatings
Extreme-high-speed laser cladding (EHLA), as a novel surface treatment technique, has attracted great attention because of its high cladding rate and good performance of cladding coatings. However, when deposi...
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Article
The effect of roughness in reverse magnetization process of [Co/Cu]2 multilayers
The effect on the magnetic properties of multilayer films is investigated by changing the roughness variation due to the thickness of the non-magnetic layer film. The increase in roughness due to the thickness...
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Article
Molecular beam epitaxy of high-quality GaAs on Si (001) by multi-time thermal cycle annealing
Heteroepitaxy of GaAs on Si enables well-functioning III–V semiconductor lasers integrated onto silicon, solving the issue of lacking purely silicon-based light sources. Since GaAs has been the key material in...
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Article
Enhanced droplet repellency and jum** condensation on superhydrophobic lubricant-infused surfaces at high subcooling temperatures
Superhydrophobic surfaces (SHSs) have received significant attention due to their low surface energy, which facilitates droplet dewetting transition and promotes jum** condensation. However, at high subcooli...
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Article
Lattice distortion, mechanical and thermodynamic properties of (TiZrHf)C and (TiZrHf)N ceramics
Although severe lattice distortion is one of the core effects of multicomponent materials, accurate quantitative description is still an open issue. In this paper, density functional theory (DFT) calculations ...
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Article
Soft magnetic properties enhancement of FeGaB composites through alumina lamination and its mechanism
Better soft magnetic properties of magnetic thin films are needed as micro-electromechanical systems electromagnetic devices become high-frequency, miniaturized, and integrated. Multilayer magnetic composites ...
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Article
Ag-doped Ag3PO4/Bi2SiO5 nanocomposite: controlled synthesis and good photocatalytic activity of a new ternary nanocomposite based on plasmon resonance effect
In this paper, Ag/Ag3PO4/Bi2SiO5 nanocomposite was synthesized by ultrasonic-assisted precipitation method. The morphology and structure and optical properties of Ag/Ag3PO4/Bi2SiO5 were characterized by XRD, SEM,...
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Article
Effect of (Bi, Li) co-do** on dielectric and ferroelectric properties in BaZr0.15Ti0.85O3 ceramics
Bi and Li co-do** BaZr0.15Ti0.85O3 ceramics were fabricated by the solid-state method, and investigated the impact on the microstructural, dielectric, ferroelectric and energy storage properties. XRD results sh...
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Article
Vacancy at stacking fault-assisted nucleation of transition-metal carbides and nitrides in Fcc-Fe
The occupation tendencies of Cr, Cu, Mo, Nb, Ni, Ti and V in Fcc-Fe stacking fault containing vacancy were studied by the first principles calculations. The effects of C, N and Nb, Ti co-segregation in the reg...
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Article
Mixing of laser-induced plumes colliding in a background gas
We collided silicon and germanium laser-induced plumes in helium background gas to clarify the behavior of the plumes after the collision. The expansion of the silicon and germanium species in the mixed plume ...
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Article
Enhanced energy storage properties of Ba0.85Ca0.15Zr0.1Ti0.9O3—8%BiFeO3 ceramics by do** of Mg ions and Ti ions
Energy storage ceramics are important materials used in dielectric energy storage capacitors, which have a large dielectric constant, low dielectric loss, and good temperature stability. It has a promising app...
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Article
Fabrication of Cu2SnS3 thin films by dual-source fine channel mist CVD
Cu2SnS3 (CTS) thin films were prepared by a dual-source mist chemical vapor deposistion (CVD) method. Cu–Sn and S mist sources were prepared separately, without a vacuum apparatus or sulfurizing process to reduce...
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Article
Micro-nano hierarchical micropattern-enhanced antifogging surface inspired by tree frogs
Fogging on glass is common but can also be dangerous when it occurs on eyeglasses, camera lenses, mirrors, and windshields of automobiles and airplanes. Inspired by the toe pads of tree frogs in nature, biomim...
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Article
Observation of damage generation induced by electron excitation and stress wave propagation during ultrashort pulse laser drilling of sapphire
Ultrashort pulse laser processing is garnering significant attention as a method for processing sapphire. However, its preciseness is an issue owing to severe damage generated around a processed shape. In this...
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Article
Flat-elongated-granulated complex morphology with (002) preferred orientation and high sinter activity of AZO nanoparticles by ethanol-assisted coprecipitation
Aluminum zinc oxide (AZO) nanoparticles were successfully synthesized by a facile and environment friendly ethanol-assisted coprecipitation method. The other two coprecipitation methods were studied to obtain ...