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1321
Age-hardening of Ti-35Nb-7Zr-5Ta alloy for orthopaedic implants
Published 2007-09-01“…Sintered samples were characterized for microstructure and microhardness by scanning electron microscopy and Vickers indentation, respectively. In the homogenized condition alloy exhibited a microstructure consisting primarily of a beta Ti matrix with grain boundary alpha precipitates and a low volume fraction of primary alpha precipitates. …”
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Article -
1322
Properties of 2 mol% Yttria Stabilized Zirconia–Alumina–Cerium Hexaaluminate Composites
Published 2020-04-01“…The materials reach attractive 4-point bending strength values of greater than 1170–1390 MPa at a fracture resistance of 6.4–7 MPa√m. Vickers hardness is slightly reduced from 1405 HV10 to 1380 HV10 with increasing CA6 fraction. …”
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Article -
1323
Inorganic Adsorption on Thermal Response and Wear Properties of Nanosilicon Nitride-Developed AA6061 Alloy Nanocomposite
Published 2023-01-01“…The differential scanning calorimeter is used to find the heat flow between 400°C and 700°C. The micro Vickers hardness and wear characteristics of AA6061 nanocomposite were experimentally investigated by ASTM E384 and ASTM G99-05 standards. …”
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1324
Effect of multi-pass friction stir processing on microstructure and mechanical properties of cast A216 alloy
Published 2022-01-01“…The hardness of the stir zone increased from 165 Vickers to about 780 HV. Also, the abrasion resistance of the stirring area increased up to 2.5 times.…”
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1325
MICROSTRUCTURE, HARDNESS AND SURFACE ROUGHNESS CHARACTERIZATION OF EBM FABRICATED Ti-6Al-4V SAMPLES
Published 2022-03-01“…The porosity content of the samples was lower than that of some other additive manufacturing processes. Vickers micro-hardness of the samples was measured to be around 337 HV which was higher than those reported for other additive manufacturing processes of the alloy.…”
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Article -
1326
Analysis of the High Chromium Cast Iron Microstructure after the Heat Treatment
Published 2014-08-01“…At each stage of the heat treatment the hardness was measured by Vickers and Rockwell methods, and the microscope images were done. …”
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Article -
1327
Microstructure and Wear Resistance of Ti6Al4V Coating Fabricated by Electro-Spark Deposition
Published 2018-12-01“…The microstructure, phase composition, microhardness and wear resistance of the deposited coating were investigated by scanning electron microscope (SEM), X-ray diffraction (XRD), Vickers hardness and wear tester, respectively. The results show that the deposited coating is mainly composed of α’ martensite. …”
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Article -
1328
Microstructure and friction properties of Cu-Fe binary alloys by thermite reaction
Published 2022-11-01“…The phase structure and microstructure of the Cu-Fe alloy were characterized by XRD, SEM, EDS and EBSD techniques, and the hardness and wear resistance of Cu-Fe alloy were tested by using HVS-1000A Vickers hardness tester and CFT-1 material surface performance tester. …”
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Article -
1329
Comparison of Mechanical Properties of Ni-Al-Bronze Alloy Fabricated through Wire Arc Additive Manufacturing with Ni-Al-Bronze Alloy Fabricated through Casting
Published 2020-08-01“…In the tensile test, the deposited NAB material showed significantly better results than the cast NAB; furthermore, the deposited NAB material showed better performance than the cast NAB material in the Vickers hardness test, impact test and wear test. …”
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Article -
1330
The impact of chitosan and ozonated water on the remineralization of white spot lesion in vitro
Published 2023-01-01“…Surface microhardness measurements were performed prior and after lesion formation then after treatment. Vickers microhardness tester and scanning electron microscope for representative teeth from the study sample were performed to assess enamel structure quantitatively and qualitatively. …”
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Article -
1331
Sintering and Properties of W-25% Re Composition for Sermet Fuel Production by Spark Plasma Method
Published 2019-12-01“…The relative densities of the sintered tungsten samples were found to have relative densities ranging from 83% to 94% of the theoretical density of tungsten. Micro hardness (Vickers) test, 94% relative density of the sample was found to be 298 kg / mm2 hardness. …”
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Article -
1332
Friction Stir Welding Experiments on AZ31B Alloy to Analyse Mechanical Properties and Optimize Process Variables by TOPSIS Method
Published 2022-01-01“…The experimental results of the optimum set provided a tensile strength of 206.35 MPa, Percentage elongation of 7.4% and Vickers hardness of 68 which are 88.2%, 52.9% and 79% of the corresponding property values of the base material respectively. …”
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1333
Ni-coated graphene nanoplatelets and their application as reinforcements for WC-Co cemented carbides
Published 2020-01-01“…The effect of various content of Ni-GNPs on the mechanical and frictional properties of as-sintered WC-Co samples was investigated. Vickers hardness of WC-Co samples decreased from 1896 MPa to 1743 MPa with the content of Ni-GNPs varied from 0.0 wt% to 0.4 wt%. …”
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1334
The effect of milling time on the preparation of an aluminum matrix composite reinforced with magnetic nanoparticles
Published 2023-06-01“…After compaction and sintering, characterization of the final composite material using Energy Disperse Spectroscopy and X-ray diffraction (XRD) showed the presence of Al2O3 and Fe3Al phases leading to enhanced mechanical properties in terms of Vickers hardness that reached a value of 81 Hv corresponding to an increase of 270% compared to unreinforced aluminum.…”
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1335
Crystal Chemistry and First Principles Studies of Novel Superhard Tetragonal C<sub>7</sub>, C<sub>5</sub>N<sub>2</sub>, and C<sub>3</sub>N<sub>4</sub>
Published 2023-07-01“…<i>tet</i>-C<sub>3</sub>N<sub>4</sub> with both nitrogen sites within the C<sub>7</sub> structure was found to be cohesive and classified as ductile with a Vickers hardness of 65 GPa. Due to the delocalization of π electrons of the sp<sup>2</sup>-like hybridized atoms, metallic behavior characterizes all four phases.…”
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Article -
1336
Experimental investigation of 65Mn processed by equal channel angular pressing
Published 2023-06-01“…The experimental findings showed that after four passes of ECAP, the mold's 90-degree inner contact angle produced equiaxed tiny grains with a size of 0.3 μm. As a result, the Vickers hardness of the equal channel angular pressing specimen rose by 34% after four passes of ECAP compared to the preceding pressing specimen. …”
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Article -
1337
Spatial and Direction-Based Characterization of Microstructures and Microhardness of TA15 Titanium Alloy Produced by Electron Beam Melting
Published 2021-04-01“…This study focused on the effects of extracted position and characterization direction on the microstructure, defect distribution and Vickers hardness of TA15 titanium alloy fabricated by electron beam melting. …”
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Article -
1338
Characterisation of porosity, density, and microstructure of directed energy deposited stainless steel AISI 316L
Published 2020“…The element composition and Vickers microhardness measurements were taken at the fusion lines and track body locations to characterise the differences in materials and mechanical properties at the 2 locations. …”
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Journal Article -
1339
Indentation tests on additively manufactured metallic parts
Published 2020“…In addition, AM SS316L Vickers hardness 56% greater than that of conv. SS316L. …”
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Final Year Project (FYP) -
1340
Comparison study on additive manufacturing (AM) and powder metallurgy (PM) AlSi10Mg alloys
Published 2020“…Room-temperature tensile tests and Vickers hardness measurements were performed to characterize the mechanical properties. …”
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Journal Article