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230 Result(s)
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Article
Effect of Nb on Microstructure and Wear Property of Laser Cladding CoCrFeNiTiNbx High-Entropy Alloys Coatings
A group of CoCrFeNiTiNbx high entropy alloys (HEAs) coatings were produced by laser cladding. The effect of Nb content on the microstructure and wear resistance of the HEAs coatings was investigated. The results ...
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Article
Study on the Wear and Corrosion Resistance of CoCrFeNiTi0.8-xcBN Laser Cladding Coatings
This work aimed to explore the effect of cBN (cubic boron nitride) content on the microstructures and wear-corrosion resistance of the CoCrFeNiTi0.8-xcBN (x = 0, 2, 4, 6 wt.%) particle-reinforced high-entropy all...
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Article
Microstructure Evolution and Strengthening Mechanism of AlCrFe2NiCuMox High Entropy Alloys
The AlCrFe2NiCuMox multiphase high entropy alloys were designed, prepared and characterized. The effect of Mo addition on the microstructure evolution and mechanical properties of AlCrFe2NiCuMox high entropy allo...
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Article
Structural optimization, interfacial contact, and transverse thermoelectric properties of Ag2Te/Bi0.5Sb1.5Te3 artificially tilted multilayer thermoelectric devices
Artificially tilted multilayer thermoelectric devices (ATMTDs) have attracted widespread attention due to their advantages of simple and stable structure. In this study, n-type Ag2Te and p-type Bi0.5Sb1.5Te3 (BiS...
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Article
Ultraviolet photodetectors based on wide bandgap semiconductor: a review
Ultraviolet (UV) photodetectors (PDs) are effective devices that convert UV radiation energy into electrical signals, and they are widely used in aerospace, chip manufacturing and other fields. At present, the...
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Article
Quantitative detection of lateral subsurface cracks based on laser-generated Rayleigh waves in the frequency domain
In this paper, the depth and length of lateral subsurface cracks were gauged using laser-generated Rayleigh waves in the frequency domain. First, the frequency domain characteristics of reflected and transmitt...
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Article
Open AccessFullerenol as a novel therapeutic agent for sepsis-induced cardiomyocytes damage
Sepsis-induced myocardial damage (SIMD) is a serious complication of sepsis that affects cardiac function and prognosis. However, effective methods for the prevention and treatment of SIMD are presently lackin...
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Article
Synergistic regulation of pore and grain by hot pressing for enhanced thermoelectric properties of Bi0.35Sb1.65Te3
Over the years, Bi2Te3-based alloys have garnered considerable recognition as exceptional thermoelectric materials. Researchers have diligently pursued avenues to enhance the properties of these materials, with a...
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Article
Influence of volume fraction on magnetodielectric effect in CoFe2O4–Ba0.8Sr0.2TiO3 multiferroic fluids
The multiferroic fluids use an external field to rotate the magnetization/polarization direction of the multiferroic particles to form a chain structure with a clam** effect, which is expected to achieve the...
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Article
Microstructures and Wear Resistance of Mo Coating Fabricated by In Situ Laser-Assisted Plasma Spraying
In order to solve the problems of high porosity and poor wear resistance of molybdenum (Mo) coating deposited by atmospheric plasma spraying (APS), the in situ laser-assisted plasma spraying (LAPS) technology ...
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Article
Preparation and characterization of PEGylated magnetic ferrite with a biocompatible delivery for DOX
Characterization results of Fourier transformed infrared spectrometer(FT-IR), thermogravimetry–differential thermal analysis TG–DTA, dynamic stability control (DSC), transmission electron microscopy (TEM), and...
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Article
Effect of Sub-Structure and Precipitation Behavior on Mechanical Properties of Al–xCu–Li Alloys
The tensile properties and microstructure of extruded and cold rolled 2A55 Al–Li alloys with different Cu content were studied. After solution treatment, the strength of extruded sheets is slightly higher than...
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Article
Toughness and Strength Coordination in a Low-Alloy Zn–0.5 Mg Alloy via Extrusion and Post-Deformation Annealing
Zn is considered one of the most attractive bioresorbable candidates for metal implants, because it does not exhibit the inherent limitations of Fe and Mg. To explore the coordination of the toughness and stre...
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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
Carbon-coated high nickel cathode nanosheet with stable structure for lithium-ion batteries
High nickel content is favor for improving the capacity of Li-ion batteries, but it would allow the electrode suffering moisture and CO2 corrosion. Thus, high conduction of carbon coating is needed for the electr...
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Article
Microstructures and Mechanical Properties of Thick Ti–6Al–3Nb–2Zr–1Mo Joint by Magnetron-Controlled Narrow Gap TIG Welding
The butt joint of 30 mm-thick Ti–6Al–3Nb–2Zr–1Mo titanium alloys were achieved by the magnetron-controlled narrow gap TIG welding. Microstructure and mechanical properties of joint were comprehensively explore...
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Article
Effect of Aging Precipitate on Ductility Anisotropy and Low Cycle Fatigue Behavior of AA2195 Al-Li Alloy
The mechanical properties and low-cycle fatigue behavior of the hot-rolled AA2195 Al-Li alloy taken along the longitudinal direction and transverse direction were investigated. The anisotropy ductility of the ...
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Article
Evading Strength-Ductility Tradeoff in Mg Alloy via Uniform Microstructure and Unique Texture Modification Induced by Moderate Temperature ECAP
Tweaking the distribution of grains, precipitates, and texture components is a successful strategy employed to enhance the strength and formability of Mg alloys. Herein, moderate temperature equal channel angu...
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Article
Effect of Surface Micro-Texturing on the Tribological Properties of TiB-TiC/Co-Based Coatings by Laser Cladding
TiB-TiC/Co-based coatings with different surface micro-texturing were prepared on the sliding bearing by laser cladding and fiber pulse laser under the help of E-RSC-100 rotary workbench. The effect of different ...
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Article
Hot Processing Map and Dynamic Precipitation Behavior of 1460 Al–Li Alloy During Hot Deformation
Hot processing maps have been widely used to reveal the relationship between microstructures and final performances of Al–Li alloys after deformation. However, there are few researches on the hot processing ma...