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2321
Study on Micro-Structure and Tensile Mechanical Properties of Dissimilar Metal Weld Joint Connecting Steam Generator Nozzle and Safe-End
Published 2021-11-01“…In this paper, the micro-structure and tensile mechanical properties of a DMW of a European pressurized water reactor (EPR) were studied. Vickers hardness tester, optical microscope, and electron back scatter diffraction were used to analyze the micro-structure of the DMW joint. …”
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2322
Synthesis and characterization of high entropy (TiVNbTaM)2AlC (M = Zr, Hf) ceramics
Published 2024-02-01“…Compared with the single-component MAX phases, the highly pure high-entropy (TiVNbTaZr)2AlC sample had good physical and mechanical properties, including electrical conductivity of 0.96×106 Ω−1·m−1, thermal expansion coefficient of 3.65×10−6 K−1, thermal conductivity of 8.98 W·m−1·K−1, Vickers hardness of 9.80 GPa, flexural strength of 507 MPa, fracture toughness of 5.62 MPa·m1/2, and compressive strength of 1364 MPa, which exhibited the remarkable hardening-strengthening effect.…”
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2323
Powder metallurgy and hardness of the Ll-10Mg alloy reinforced with carbon nanotubes
Published 2022-01-01“…The high-energy ball milling was employed for the nanocomposites processing, and the resulting powders consolidate by uniaxial pressure. Measurements of Vickers microhardness, nanohardness, displacement, and Young's modulus were carried out on the compacts. …”
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2324
Metallurgy, superconductivity, and hardness of a new high-entropy alloy superconductor Ti-Hf-Nb-Ta-Re
Published 2023-09-01“…All the alloys investigated were categorized as type-II superconductors, with superconducting critical temperatures (Tc) ranging from 3.25 K to 4.38 K. We measured the Vickers microhardness, which positively correlated with the Debye temperature, and compared it with the hardness values of other bcc HEA superconductors. …”
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2325
Water-Induced Changes in Experimental Resin Composites Functionalized with Conventional (45S5) and Customized Bioactive Glass
Published 2023-05-01“…The aim of the study was to evaluate microhardness, mass changes during 1-year water immersion, water sorption/solubility, and calcium phosphate precipitation of experimental composites functionalized with 5–40 wt% of two types of bioactive glass (BG): 45S5 or a customized low-sodium fluoride-containing formulation. Vickers microhardness was evaluated after simulated aging (water storage and thermocycling), water sorption and solubility were tested according to ISO 4049, and calcium phosphate precipitation was studied by scanning electron microscopy, energy dispersive X-ray spectroscopy, and Fourier-transform infrared spectroscopy. …”
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2326
Microstructure and Properties of Al2O3-Y3Al5O12 Reactive Sintered Ceramic Composites with Multilayer Compositional Gradient: an Initial Investigation
Published 2023-11-01“…Phase stability, microstructural aspects, and physical and mechanical properties of the specimens were acquired by relative density, X-ray diffraction, scanning electron microscopy, Vickers hardness, fracture toughness, Young’s modulus and biaxial flexural strength measurements. …”
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2327
Influence of Anodizing Conditions on Biotribological and Micromechanical Properties of Ti–13Zr–13Nb Alloy
Published 2023-01-01“…Micromechanical properties were investigated by the Vickers microhardness test under variable loads. Biotribological properties were examined in Ringer’s solution in a reciprocating motion in the ball-on-flat system. …”
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2328
Wear Behavior between Aesthetic Restorative Materials and Bovine Tooth Enamel
Published 2022-07-01“…These materials were characterized by Vickers hardness tests and surface roughness measurements. …”
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2329
Study of the effects of laser power and scanning speed on the microstructural morphologies and physical properties of L-PBF produced Ni52.39Ti47.61
Published 2023-11-01“…In particular, the phase type and phase transformation characteristics, composition, Vickers microhardness, and microstructures were examined. …”
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2330
Microstructure and mechanical properties of Al<sub>2</sub>O<sub>3</sub>/AZ31 composites prepared by multi-pass hot extrusion
Published 2019-12-01“…Multi-pass hot extrusion was used to prepare the Al<sub>2</sub>O<sub>3</sub>/AZ31 composite.The microstru-cture was characterized by optical microscopy, scanning electron microscopy, transmission electron microscopy, and mechanical properties were tested by Vickers hardness tester and electron universal strength tester. …”
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2331
An in situ Zn–5Mg2Ge composite processed by ultrasonication for biodegradable orthopedic implant applications
Published 2023-05-01“…After hot rolling, the ultrasonicated Zn–5Mg2Ge composite exhibited the best mechanical properties and hardness with a yield strength, an ultimate tensile strength, elongation, Vickers hardness, and Brinell hardness of 142.9 MPa, 253.6 MPa, 8.9%, 109.5 HV, and 104.0 HB, respectively. …”
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2332
Novel Zr-Rich Alloys of Ternary Ti-Zr-Nb System with Large Superelastic Recovery Strain
Published 2022-01-01“…Mechanical properties of the thermomechanically-treated alloys were studied by Vickers microhardness testing, static tensile testing, and superelastic mechanical cycling. …”
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2333
Investigations on Tribological Behaviour of Titanium Dioxide Particles Filled Al-0.6Fe-0.5Si Alloy Composite using TOPSIS Approach
Published 2023-12-01“…Hardness of the composite was measured using Vickers micro hardness tester and the maximum hardness was obtained at 95.6 Hv. …”
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2334
Enhanced physical properties of stable lead-free oxide double perovskite Ba2TbBiO6 for photovoltaics: Effects of Sb doping
Published 2024-03-01“…The Sb-doped monoclinic phase had greater anisotropy than the cubic phase, despite the fact that both phases were anisotropic. Vickers hardness shows that the monoclinic Ba2TbBi1−xSbxO6(x = 0.0, 0.5) phase is harder than the cubic Ba2TbBi1−xSbxO6(x = 0.0, 0.5) phases. …”
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2335
Preparation and Performance of Multilayer Si-B-C-N/Diamond-like Carbon Gradient Films
Published 2023-02-01“…The mechanical and optical properties of the films were studied using a multifunctional material mechanical testing system, UV-Vis spectrophotometer, and micro-Vickers hardness tester. The gradient structure promotes the formation of sp<sup>3</sup> bonds and improves the hardness and optical transmittance of the resulting films. …”
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2336
Processing and Characterization of Spark Plasma Sintered SiC-TiB<sub>2</sub>-TiC Powders
Published 2022-03-01“…The flexural strength, Vickers hardness, and fracture toughness of SPSed samples were determined. …”
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2337
Fabrication, mechanical properties, and tribological behaviors of Ti2AlC and Ti2AlSn0.2C solid solutions
Published 2017-05-01“…The flexural strengths of Ti2AlC and Ti2AlSn0.2C have been measured as 430 and 410 MPa, respectively. Both Vickers hardness decreased slowly as the load increased. …”
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2338
In Vitro Study of the Biological and Physical Properties of Dual-Cure Resin-Modified Calcium Silicate-Based Cement
Published 2023-05-01“…For mechanical property tests, microhardness was evaluated using the Vickers microhardness (VHN) test, and the bond strength to the resin was evaluated using a shear bond test machine. …”
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2339
Microstructure and Superior Corrosion Resistance of an In-Situ Synthesized NiTi-Based Intermetallic Coating via Laser Melting Deposition
Published 2022-02-01“…Scanning electron microscopy, X-ray diffraction, a digital microhardness tester and an electrochemical analyzer were used to evaluate the microstructure, Vicker’s microhardness and electrochemical corrosion resistance of the intermetallic coating. …”
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2340
Evaluation of Austenitic Stainless Steel ER308 Coating on H13 Tool Steel by Robotic GMAW Process
Published 2023-12-01“…The mechanical behavior of the welded assembly was analyzed through Vickers microhardness, and a pin-on-disk wear test was employed to assess its wear resistance. …”
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