619 Result(s)
within
**u-**u Zhang
Metallic Materials
Organometallic Chemistry
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Article
Reduction of High-Frequency Core Loss of a Fe77.2Si11B8.5Cu0.8Nb2.5 Soft Magnetic Nanocrystalline Alloy by Minor Alloying
Enhancing saturation magnetic flux density (Bs) while reducing high-frequency core loss in Finemet-type nanocrystalline alloys is of great significance in achieving the miniaturization, high-frequency, and energy...
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Article
Detwinning and Anneal-Hardening Behaviors of Pre-Twinned AZ31 Alloys under Cryogenic Loading
Detwinning behavior of a pre-twinned magnesium alloy AZ31 at cryogenic temperature was investigated, also with a focus on the annealing hardening behavior of samples with different fractions of pre-twins. Pre-...
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Article
Microstructure Characteristics, Texture Evolution and Mechanical Properties of Al–Mg–Si–Mn–xCu Alloys via Extrusion and Heat Treatment
In this work, the impact of extrusion and post-extrusion heat treatment (T6) on the microstructure and mechanical properties of the Al-1.2Mg-0.8Si-0.5Mn alloy with different Cu contents (0, 0.6, 1.3 and 2.0 wt...
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Article
Effect of Al2O3 on the Mechanical Properties of (B4C + Al2O3)/Al Neutron Absorbing Materials
B4C/Al composites are widely utilized as neutron absorbing materials for the storage and transportation of spent nuclear fuel. In order to improve the high-temperature mechanical properties of B4C/Al composites, ...
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Article
Corrosion Behavior of High-Chromium Alloys in Molten LiCl–KCl Eutectic
Pyrochemical reprocessing utilizing a molten LiCl–KCl eutectic medium is regarded as the most promising approach for recovering uranium and transuranic elements from spent metallic nuclear fuels. However, the ...
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Article
Corrosion Behavior of Pre-oxidized GH4169 Alloy with Solid NaCl Deposited in a Wet Oxygen Flow at 600 °C
The corrosion behavior of the pre-oxidized GH4169 alloy was studied after 20 h of exposure under a solid NaCl deposit film in a wet O2 environment at 600 °C by mass-gain measurements, X-ray diffraction, scanning ...
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Article
A Novel Approach for Rapid Evaluating Cavitation Erosion Resistance of Metallic Materials
For the evaluation of cavitation erosion resistance of metallic materials, it has always been a time-consuming technical problem. This paper innovatively proposed a parameter named cavitation hardening rate to...
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Article
Effect of Ball Milling Time on Microstructure and Hydrogen Storage Properties of Nd5Mg41Ni Alloy
Mg-based alloys must be dehydrogenated at high pressure and temperatures, limiting their practical application. In this paper, Nd5Mg41Ni alloy was prepared by vacuum melting, and the as-cast alloy was ball milled...
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Article
Experimental and DFT Investigations of AlNbTiVZr High Entropy Alloys with Excellent Mechanical Properties
This study investigated the microstructure and mechanical properties of AlNbTiVZr series high-entropy alloys (HEAs) through both experimental studies and density functional theory calculations. Significant imp...
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Article
Fatigue and Corrosion Fatigue Properties of Mg–Zn–Zr–Nd Alloys in Glucose-Containing Simulated Body Fluids
Medical bone implant magnesium (Mg) alloys are subjected to both corrosive environments and complex loads in the human body. The increasing number of hyperglycemic and diabetic patients in recent years has bro...
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Article
High-Temperature Fatigue Behavior of Inertia Friction Welded Joints of GH4065A Ni-Based Superalloy
In this work, the novel Ni-based superalloy GH4065A inertia friction welding (IFW) joints were subjected to the post-welding heat treatments (PWHT) at 730 ℃ for 5 h or 760 ℃ for 5 h, and the differences in mic...
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Article
Effects of Co and Nb on the Crack of Additive Manufacturing Nickel-Based Superalloys
Increasing the print quality is the critical requirement for the additive manufactured complex part of aero-engines of nickel-based superalloys. A study of the effects of Co and Nb on the crack is performed fo...
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Article
Microstructure, Mechanical Properties and Corrosion Resistance of the Mo0.5V0.5NbTiZrx High-Entropy Alloys with Low Thermal Neutron Sections
High-entropy alloys exhibit significant potential for application in the nuclear industry owing to their exceptional resistance to irradiation, excellent mechanical properties, and corrosion resistance. In thi...
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Article
Hot Deformation Behavior and Workability of a New Ni–W–Cr Superalloy for Molten Salt Reactors
The hot deformation behavior of a newly developed Ni–W–Cr superalloy for use in 800 °C molten salt reactors (MSRs) was looked into by isothermal compression tests in the temperature range of 1050–1200 °C with ...
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Article
Mechanical Behavior and Failure Mechanism of an As-Extruded Mg–11wt%Y Alloy at Elevated Temperature
Through carrying out the high-temperature tensile experiments on an as-extruded Mg–11wt%Y alloy at 350 °C, 400 °C, 450 °C, 500 °C and 550 °C, the mechanical behavior and fracture mechanisms at elevated tempera...
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Article
Investigation of Material Properties Based on 3D Graphite Morphology for Compacted Graphite Iron
The strength and thermal conductivity of compacted graphite iron (CGI) are crucial performance indicators in its engineering application. The presence of graphite in CGI significantly influences the two proper...
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Article
Investigation of the Corrosion and Passive Behavior of HP-13Cr Stainless Steel in Formate Annulus Protection Fluid
The corrosion and passive behavior of HP-13Cr stainless steel (HP-13Cr SS) in formate annulus protection fluid was investigated. HP-13Cr SS exhibited good passive behavior in clean formate annulus protection f...
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Article
Understanding the Mechanism for the In-Plane Yielding Anisotropy of a Hot-Rolled Zirconium Plate
Previously, the in-plane mechanical anisotropy of Zr hot-rolled plates is ascribed mainly to the different activities of the deformation modes activated when loading along different directions. In this work, a...
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Article
Effects of Nitrogen Do** on Microstructures and Irradiation Resistance of Ti–Zr–Nb–V–Mo Refractory High-Entropy Alloy
Interstitial strengthening with nitrogen (N) is one of the effective ways to improve the mechanical properties of HEAs, but the effects of N on the microstructures and mechanical properties of the irradiated H...
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Article
Microstructure Evolution and Nanomechanical Behavior of Micro-Area in Molten Pool of Selective Laser Melting (CoCrNi)82Al9Ti9 High-Entropy Alloy
In this work, the phase evolution mechanism and nanomechanical properties of (CoCrNi)82Al9Ti9 high-entropy alloy (HEA) prepared by selective laser melting (SLM) in the molten pool were studied. This HEA contains ...
