Showing 861 - 880 results of 2,850 for search '"Vickers"', query time: 0.09s Refine Results
  1. 861

    Effect of the addition of silver nanoparticles on the mechanical properties of an orthodontic adhesive by Marco Sánchez-Tito, Lidia Yileng Tay

    Published 2024-02-01
    “…Ten discs of each adhesive were subjected to the microhardness and surface roughness tests. The Vickers microhardness values were measured under a constant load of 100 g for 30 s using a microhardness tester. …”
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    Article
  2. 862

    Evaluation of rolling contact fatigue behaviour of nitrided SCM435 in a contaminated lubrication by Tomoya SADAMORI, Hitonobu KOIKE, Koji TAKAHASHI, Tsuyoshi KUBOTA

    Published 2020-12-01
    “…Changes of surface topography around Vickers indentation were measured through the RCF test under clean lubrication. …”
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    Article
  3. 863

    Effect of antibacterial agents on the surface hardness of a conventional glass-ionomer cement by Tamer Tüzüner, Tezer Ulusu

    Published 2012-02-01
    “…OBJECTIVE: The objective of this study was to evaluate the effect of antibacterial agents on the surface hardness of a conventional GIC (Fuji IX) using Vickers microhardness [Vickers hardness number (VHN)] test. …”
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    Article
  4. 864

    Microhardness, Indentation Size Effect and Real Hardness of Plastically Deformed Austenitic Hadfield Steel by Quanshun Luo, Matthew Kitchen

    Published 2023-01-01
    “…In this paper, three austenitic Hadfield steel samples of different plastic straining conditions were subjected to Vickers microhardness testing, using a range of loads from 10 to 1000 g. …”
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    Article
  5. 865

    Effect of Fe<sub>2</sub>O<sub>3</sub> on the Crystallization Behavior of Glass-Ceramics Produced from Secondary Nickel Slag by Xiaoming Li, Xuyuan Zang, Xiangdong Xing, Jinke Li, Yuwei Ma, Tao Li

    Published 2022-01-01
    “…The properties of glass-ceramics such as Vickers hardness, bending strength, and acid and alkali resistance were systematically discussed. …”
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    Article
  6. 866

    Investigation on the In Situ Ti<sub>2</sub>AlC/TiAl Composite with a Homogenous Architecture by Adding Graphene Nanosheets by Bo Hou, Aiqin Wang, Pei Liu, Jingpei Xie

    Published 2022-08-01
    “…The phases, microstructure, compressive properties and Vickers hardness of the composite were methodically characterized. …”
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    Article
  7. 867

    Effect of Graphene on the Microstructure and Mechanical Properties of WC-Based Cemented Carbide by Wanzhen Qi, Zhiwei Zhao, Yanju Qian, Shijie Zhang, Hongjuan Zheng, Xiaomiao Zhao, Xinpo Lu, Shun Wang

    Published 2023-09-01
    “…Therefore, cemented carbide with a graphene content of 0.6 wt.% has excellent comprehensive performance (Vickers hardness and fracture toughness).…”
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    Article
  8. 868

    Optimization of FSW parameters of AA6061-6 wt.% SiC composite plates by B.N. Venkatesh, Hebbal Umamaheshwar, P.N. Siddappa, S. Kousik, T.K. Nagaraja

    Published 2022-01-01
    “…The ANOVA Findings based on Vickers's hardness are tool profile: 53.84%, tool rotational speed: 20.16%, and axial force: 21.32%.…”
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    Article
  9. 869

    Comparative evaluation of three different toothpastes on remineralization potential of initial enamel lesions: A scanning electron microscopic study by T P Chandru, M Bazanth Yahiya, Faizal C Peedikayil, N Dhanesh, N Srikant, Soni Kottayi

    Published 2020-01-01
    “…Aim: To evaluate the efficiency of three different tooth pastes on remineralization potential of initial enamel lesions using Vickers Micro hardness Test and Scanning electron microscopy. …”
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    Article
  10. 870

    Fabrication of AA1060/Al2O3 Composites by Warm Accumulative Roll Bonding Process and Investigation of its Mechanical Properties and Microstructural Evolution by M. Heydari Vini, P. Farhadipour

    Published 2017-12-01
    “…Also, the results showed that mechanical properties such as tensile strength and average Vickers micro hardness improved with increasing the number of warm ARB cycles. …”
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    Article
  11. 871

    Cooling-Rate Effect on Microstructure and Mechanical Properties of Al<sub>0.5</sub>CoCrFeNi High-Entropy Alloy by Ke Xiong, Lin Huang, Xiaofeng Wang, Lin Yu, Wei Feng

    Published 2022-07-01
    “…The phase composition, microstructure, tensile properties, Vickers hardness, compactness, and fracture morphology of the alloy were systematically studied. …”
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    Article
  12. 872

    Microstructural and Mechanical-Property Manipulation through Rapid Dendrite Growth and Undercooling in an Fe-based Multinary Alloy by Ruan, Ying, Dao, Ming, Mohajerani, Amirhossein

    Published 2017
    “…Once the dendritic growth velocity exceeds ~8 ms[superscript −1], the rate of Vickers microhardness increase slows down significantly with a further increase in dendritic growth velocity, owing to the microstructural transition of the (αFe) phase from a trunk-dendrite to an equiaxed-grain microstructure.…”
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    Article
  13. 873

    Nanomechanical behaviour of nano-structured BCC high entropy alloys (HEAs) by Nanasekaran, Pritiba

    Published 2021
    “…The microstructure of HPT processed HEA samples were observed through the analysis of SEM, TEM, XRD, Nanoindentation and Vickers Hardness test results. It was found that the mean grain sizes of HfNbTiZr HPT samples decrease as a function of the quantity of HPT turns, and a nanocrystalline microstructure was obtained. …”
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    Final Year Project (FYP)
  14. 874

    Effects of powder synthesis method on the sinterability of hydroxyapatite by K. L., Aw, Ranna, Tolouei, Singh, Ramesh, Tan, Chou Yong, W,, H. Yeo, H., Kelvin, Iis, Sopyan, Teng, Wan Dung

    Published 2011
    “…Further increased in sintering temperature resulted in the decreased of Vicker’s hardness. Moreover, the HAp samples reached a maximum fracture toughness of ~0.9 MPam1/2 at 1050oC while the HAwm attained maximum KIc of only ~0.7 MPam1/2 at 1300oC. …”
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    Article
  15. 875

    Preparation of zinc doped-biphasic calcium phosphate/carbon nanotube composites by -, Gunawan, Sopyan, Iis, Mel, Maizirwan, -, Suryanto

    Published 2014
    “…The samples were studied in terms of the phase stability, relative density, Vickers hardness, and fracture toughness as well as in vitro analysis in SBF solution. …”
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    Article
  16. 876

    PENGARUH IMPLANTASI ION TITANIUM TERHADAP KEKERASAN DAN KETAHANAN KOROSI STAINLESS STEEL 304 by , Diah astuti Indarwati,S.Si, , Dr. Eng. Priyo Tri Iswanto, ST., M.Eng.

    Published 2011
    “…In this condition, the Vickers Hardness Number was (268,33 20,27) VHN, an increase of 93,50 % compared with that of the unimplanted condition. …”
    Thesis
  17. 877

    Pengaruh Fraksi Berat Zirconia Terhadap Sifat Fisik dan Mekanik Komposit Matrik Alumunium Diperkuat dengan Keramik Zirconia Yang Dibuat dengan Metode Metalurgi Serbuk by , BAYU SATRIYA WARDHANA, , Ir. M. Waziz Wildan, M.Sc, Ph.D.

    Published 2012
    “…They were pressure less sintered in argon atmosphere at temperature of 600ºC. Relative density, Vickers hardness, wear resistance and bending strength of the AMC were tested. …”
    Thesis
  18. 878
  19. 879

    Effect of CaF2/P2O5 ratios on physical and mechanical properties of novel CaO-Na2O-B2O3-SiO2 glasses by Zhi, Wei Loh, Mohd Zaid, Mohd Hafiz, Awang Kechik, Mohd Mustafa, Yap, Wing Fen, Yaakob, Yazid, Mayzan, Mohd Zul Hilmi, Shahira Liza, Wei, Mun Cheong

    Published 2022
    “…The increase in density can significantly impact the bioglass samples’ compressive strength and vickers microhardness. The bioglass with CaF2/P2O5 ratio of 6/4 possessed better properties, showing the optimal compressive strength (48.98 ± 0.11 MPa) and vickers microhardness (3.09 ± 0.07 GPa), which is compatible with the human enamel and commercial bioglass. …”
    Article
  20. 880

    Effect Of Graphite And Nbc On Mechanical Properties Of Aisi304 Binded Wc by Tran , Bao Trung

    Published 2013
    “…However, the same samples produced via PHIP sintering gave the Vickers hardness from 1640 to 1820 kg/mm2 and fracture toughness, KIC, from 10 to 7.3 MPa.m1/2. …”
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    Thesis