Showing 41 - 60 results of 154 for search '"Vickers"', query time: 0.04s Refine Results
  1. 41

    Investigating the Properties and Behavior of Ag-Cu-Ti-Sn-%5.1 Zr Filler Metal in Dissimilar Bonding of Alumina to Copper by M. Taheri, Gh. Azimi Roeen, A. Bahrami

    Published 2024-12-01
    “…The microhardness in the region of the reaction layer of the joint with filler metal containing 5.1 wt.% of zirconium and that without zirconium was measured as 248 and 146 Vickers, respectively.…”
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    Article
  2. 42

    Effects of mixing of europium oxide in resin composites on the fluorescence characteristics and mechanical properties by Yuta Utsumi, Masatsugu Oishi, Kazuhide Yonekura, Masaomi Ikeda, Yusuke Matsuki, Kenichiro Ohge, Tomoki Iuchi, Keiichi Hosaka

    Published 2025-02-01
    “…Regarding the mechanical properties, there were no significant differences in the flexural strength or modulus, and the Vickers hardness gradually increased with increasing Eu2O3 concentration. …”
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  3. 43

    The impact of cold deformation, annealing temperatures and chemical assays on the mechanical properties of platinum by Trumić B., Stanković D., Ivanović A.

    Published 2010-01-01
    “…The degree of cold deformation, annealing temperature and chemical assays were tested as well as their impact on the mechanical properties of platinum. The Vickers hardness (HV) values were determined with different deformation degree, starting from annealing temperatures for platinum of different purity and tensile strength (Rm), flow limit (Rp0,2) and elongation (A) in the function of annealing temperatures and annealing time at a constant deformation degree.…”
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  4. 44

    Dynamic Fracture Toughness of TaC/CNTs/SiC CMCs Prepared by Spark Plasma Sintering by Qiaoyun Xie, Sylvanus N. Wosu

    Published 2015-01-01
    “…A high densification of 98.4% was achieved under the sintering parameter of 133°C/min, 1800°C, and 90 MPa pressure. Vickers indentation was employed to measure the indentation toughness on the polished surface of ceramic samples, SEM was applied to directly observe the crack propagation after indentation, and split Hopkinson pressure bar (SHPB) was developed to determine the dynamic fracture toughness within the ceramic samples subjected to an impact in a three-point bending configuration.…”
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    Article
  5. 45

    Experimental Research on Modification of Mechanical Properties Values for Heat Treated Welded Joints by Marian-Iulian NEACȘU

    Published 2024-06-01
    “…After performing the heat treatments, the researched samples were subjected to tests to determine: Vickers hardness, mechanical resistance Rm and breaking energy KV. …”
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    Article
  6. 46

    The proposition of analytical expression HM�(vP/S) in microindentation pile-up deformation mode by D.-E. Semsoum�, S. Habibi, S. Benaissa, H. Merzouk�

    Published 2022-04-01
    “…An empirical expression for the determination of Martens hardness as a function of indentation load, contact stiffness, and reduced modulus of elasticity by analyzing indentation load curves has been proposed for pile-up mode strain with the corrections imposed by the tip defect, the compliance of the instrument, and the axial axisymmetry coefficient of the Vickers indenter. The results from microindentation tests on this examined ductile material show excellent agreement.…”
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  7. 47

    Critical raw material-free multi-principal alloy design for a net-zero future by Swati Singh, Mingwen Bai, Allan Matthews, Saurav Goel, Shrikrishna N. Joshi

    Published 2025-01-01
    “…Thermo-Calc evaluation and ML model predictions of the Vickers hardness showed excellent agreement with the experimental hardness values, which lends credence to our approach. …”
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    Article
  8. 48

    Synthesis, Structural, Spectroscopic, and Hirshfeld Surface Analysis, and DFT Investigation of Benzaldehyde Semicarbazone by N. Sudha, S. Anbuselvi, Sudhakar Jyothula, A. Thiruppathi, B. Vijayakumar, Kartikeya Parmar, G. Puthilibai, Leevesh Kumar

    Published 2022-01-01
    “…In order to determine the electrical characteristics, dielectric investigations were carried out. Tests of Vickers hardness were used to measure mechanical strength. …”
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  9. 49

    Nonlinear Elasticity of Borocarbide Superconductor YNi2B2C: A First-Principles Study by Lili Liu, Cai Chen, Dingxing Liu, Zhengquan Hu, Gang Xu, Rui Wang

    Published 2017-01-01
    “…Based on the effective second-order elastic constants, Pugh’s modulus ratio, Poisson’s ratio, and Vickers hardness of YNi2B2C under high pressure are further investigated. …”
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    Article
  10. 50

    Chemical Immersion Effects on Wear Property of Epoxy Reinforced Copper Powder Composites by Raghad Hamid Hilal

    Published 2022-03-01
    “…Whereas the hardness was measured by the Vickers method for the wear disk.  Wear rate was measured for all samples. …”
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  11. 51

    First-Principles Calculations of the Structure Stability and Mechanical Properties of LiFeAs and NaFeAs under Pressure by Zhengquan Hu, Weiwei Xu, Cai Chen, Yufeng Wen, Lili Liu

    Published 2018-01-01
    “…Besides, Pugh’s modulus ratio, Poisson’s ratio, Vickers hardness, and elastic anisotropy factors of LiFeAs in the pressure range of 0–16 GPa and NaFeAs in the pressure range of 0–18 GPa are systematically investigated. …”
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  12. 52

    Effect of Tungsten Carbide Addition on the Microstructure and Mechanical Behavior of Titanium Matrix Developed by Powder Metallurgy Route by Venkatesan Govindarajan, R. Sivakumar, Pravin P. Patil, S. Kaliappan, T. Ch Anil Kumar, M. Kannan, B. Ramesh

    Published 2022-01-01
    “…The hardness and wear specimens were prepared and tested by used Vickers hardness tester and a pin-on-disk wear test apparatus machine at room temperature. …”
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    Article
  13. 53

    THE OPTIMIZATION OF GRINDING DOSAGE ON GRINDING HARDENING by ZHANG NingJu, ZHAO MeiLin

    Published 2016-01-01
    “…By measuring grinding force during tests,calculating specific grinding energy and heat source intensity from theoretical perspective; by testing vickers hardness and observing the microstructure of specimens from the perspective of the experimental research to study grinding hardening effect. …”
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    Article
  14. 54

    Effect of pack carburizing and viscosity of quenching media on AISI 1010 steel by Agris Setiawan, Anggar Dipogusti

    Published 2022-11-01
    “…The results of the hardness test using the Vickers method showed that the hardness value of the raw material increased after carburizing to 217.88±5.13 HV due to the formation of a pearlite structure. …”
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  15. 55

    Examining the Effect of Pileup on the Accuracy of Sharp Indentation Testing by Zhongbin Tang, Yazhou Guo, Zhaohu Jia, Yulong Li, Qiuming Wei

    Published 2015-01-01
    “…Three kinds of indenters, that is, conical, Berkovich, and Vickers indenter, are comparatively studied. The dependence of pileup on the dimensionless parameters and its effect on the simulation results are also given. …”
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  16. 56

    Pengaruh Aplikasi Bahan Pemutih Gigi Karbamid Peroksida 10% dan Hidrogen Peroksida 6% secara Home Bleaching terhadap Kekerasan Permukaan Email Gigi by Meiyestri Dwi Riani, Fadil Oenzil, Nila Kasuma

    Published 2015-05-01
    “…Kekerasan permukaan email gigi diukur dengan alat Vickers Harndness Tester. Analisis data yang digunakan adalah uji t independen dan uji t dependen (p<0,05). …”
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    Article
  17. 57

    Microstructure Characterization, Mechanical and Wear Behavior of Silicon Carbide and Neem Leaf Powder Reinforced AL7075 Alloy hybrid MMC�s by Gururaj Hatti, Avinash Lakshmikanthan, G. J. Naveen

    Published 2023-07-01
    “…In this study, the aluminium alloy 7075 is strengthened using neem leaf powder and SiC. The Vickers hardness examination method is used to govern the hardness of hybrid composites. …”
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  18. 58

    Assessment of the Hardness of Various Orthodontic Wires by Yohan Verghese, Kumar Gaurav, Guneet Kour, Geetika Tomer, Subhrajeet Narayan Sahoo, Snigdha Pattanaik, Azhar Mohammed

    Published 2024-12-01
    “…Using an optical microscope, the micrographs of the typical Vickers indentations were captured. The acquired data was assessed statistically. …”
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  19. 59

    Ultrasonic Crystallization of Monotectic Zn-2%Bi Alloy by A. Szot, G. Boczkal, P. Pałka

    Published 2024-12-01
    “…A tensile compression test, Vickers microhardness test and microscopy analysis were performed. …”
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    Article
  20. 60

    TiC0.5N0.5-Based Cermets with Varied Amounts of Si3N4 Nanopowders Prepared by Spark Plasma Sintering by Changchun Lv, Zhijian Peng, Zhiqiang Fu, Chengbiao Wang

    Published 2015-01-01
    “….% Si3N4 nanopowder presented the best performance with the relative density of about 98%, bending strength of 1000 MPa, and Vickers microhardness of about 1810 HV10.…”
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